Google Git
Sign in
fuchsia / third_party / vulkan-cts / 5cd2240b60825fbbf6bd9ddda6af176ee3100c70 / . / external / vulkancts / modules / vulkan / shaderexecutor / vktShaderExecutor.cpp
blob: d10cdd28290dbfd7512d6cab694d9c6545792357 [file] [log] [blame]
/*------------------------------------------------------------------------
* Vulkan Conformance Tests
* ------------------------
*
* Copyright (c) 2015 The Khronos Group Inc.
* Copyright (c) 2015 Samsung Electronics Co., Ltd.
* Copyright (c) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*//*!
* \file
* \brief Vulkan ShaderExecutor
*//*--------------------------------------------------------------------*/
#include "vktShaderExecutor.hpp"
#include "vkMemUtil.hpp"
#include "vkRef.hpp"
#include "vkPrograms.hpp"
#include "vkRefUtil.hpp"
#include "vkTypeUtil.hpp"
#include "vkQueryUtil.hpp"
#include "vkBuilderUtil.hpp"
#include "vkCmdUtil.hpp"
#include "vkObjUtil.hpp"
#include "gluShaderUtil.hpp"
#include "tcuVector.hpp"
#include "tcuTestLog.hpp"
#include "tcuTextureUtil.hpp"
#include "deUniquePtr.hpp"
#include "deStringUtil.hpp"
#include "deSharedPtr.hpp"
#include "deFloat16.h"
#include <map>
#include <sstream>
#include <iostream>
using std::vector;
using namespace vk;
namespace vkt
{
namespace shaderexecutor
{
namespace
{
enum
{
DEFAULT_RENDER_WIDTH = 100,
DEFAULT_RENDER_HEIGHT = 100,
};
// Common typedefs
typedef de::SharedPtr<Unique<VkImage> > VkImageSp;
typedef de::SharedPtr<Unique<VkImageView> > VkImageViewSp;
typedef de::SharedPtr<Unique<VkBuffer> > VkBufferSp;
typedef de::SharedPtr<Allocation> AllocationSp;
static VkFormat getAttributeFormat(const glu::DataType dataType);
// Shader utilities
static VkClearValue getDefaultClearColor (void)
{
return makeClearValueColorF32(0.125f, 0.25f, 0.5f, 1.0f);
}
static std::string generateEmptyFragmentSource (void)
{
std::ostringstream src;
src << "#version 450\n"
"layout(location=0) out highp vec4 o_color;\n";
src << "void main (void)\n{\n";
src << " o_color = vec4(0.0);\n";
src << "}\n";
return src.str();
}
void packFloat16Bit (std::ostream& src, const std::vector<Symbol>& outputs)
{
for (vector<Symbol>::const_iterator symIter = outputs.begin(); symIter != outputs.end(); ++symIter)
{
if(glu::isDataTypeFloatType(symIter->varType.getBasicType()))
{
if(glu::isDataTypeVector(symIter->varType.getBasicType()))
{
for(int i = 0; i < glu::getDataTypeScalarSize(symIter->varType.getBasicType()); i++)
{
src << "\tpacked_" << symIter->name << "[" << i << "] = uintBitsToFloat(packFloat2x16(f16vec2(" << symIter->name << "[" << i << "], -1.0)));\n";
}
}
else if (glu::isDataTypeMatrix(symIter->varType.getBasicType()))
{
int maxRow = 0;
int maxCol = 0;
switch (symIter->varType.getBasicType())
{
case glu::TYPE_FLOAT_MAT2:
maxRow = maxCol = 2;
break;
case glu::TYPE_FLOAT_MAT2X3:
maxRow = 2;
maxCol = 3;
break;
case glu::TYPE_FLOAT_MAT2X4:
maxRow = 2;
maxCol = 4;
break;
case glu::TYPE_FLOAT_MAT3X2:
maxRow = 3;
maxCol = 2;
break;
case glu::TYPE_FLOAT_MAT3:
maxRow = maxCol = 3;
break;
case glu::TYPE_FLOAT_MAT3X4:
maxRow = 3;
maxCol = 4;
break;
case glu::TYPE_FLOAT_MAT4X2:
maxRow = 4;
maxCol = 2;
break;
case glu::TYPE_FLOAT_MAT4X3:
maxRow = 4;
maxCol = 3;
break;
case glu::TYPE_FLOAT_MAT4:
maxRow = maxCol = 4;
break;
default:
DE_ASSERT(false);
break;
}
for(int i = 0; i < maxRow; i++)
for(int j = 0; j < maxCol; j++)
{
src << "\tpacked_" << symIter->name << "[" << i << "][" << j << "] = uintBitsToFloat(packFloat2x16(f16vec2(" << symIter->name << "[" << i << "][" << j << "], -1.0)));\n";
}
}
else
{
src << "\tpacked_" << symIter->name << " = uintBitsToFloat(packFloat2x16(f16vec2(" << symIter->name << ", -1.0)));\n";
}
}
}
}
static std::string generatePassthroughVertexShader (const ShaderSpec& shaderSpec, const char* inputPrefix, const char* outputPrefix)
{
std::ostringstream src;
int location = 0;
src << glu::getGLSLVersionDeclaration(shaderSpec.glslVersion) << "\n";
if (!shaderSpec.globalDeclarations.empty())
src << shaderSpec.globalDeclarations << "\n";
src << "layout(location = " << location << ") in highp vec4 a_position;\n";
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input)
{
location++;
src << "layout(location = "<< location << ") in " << glu::declare(input->varType, inputPrefix + input->name) << ";\n"
<< "layout(location = " << location - 1 << ") flat out " << glu::declare(input->varType, outputPrefix + input->name) << ";\n";
}
src << "\nvoid main (void)\n{\n"
<< " gl_Position = a_position;\n"
<< " gl_PointSize = 1.0;\n";
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input)
src << "\t" << outputPrefix << input->name << " = " << inputPrefix << input->name << ";\n";
src << "}\n";
return src.str();
}
static std::string generateVertexShader (const ShaderSpec& shaderSpec, const std::string& inputPrefix, const std::string& outputPrefix)
{
DE_ASSERT(!inputPrefix.empty() && !outputPrefix.empty());
std::ostringstream src;
src << glu::getGLSLVersionDeclaration(shaderSpec.glslVersion) << "\n";
if (!shaderSpec.globalDeclarations.empty())
src << shaderSpec.globalDeclarations << "\n";
src << "layout(location = 0) in highp vec4 a_position;\n";
int locationNumber = 1;
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input, ++locationNumber)
{
src << "layout(location = " << locationNumber << ") in " << glu::declare(input->varType, inputPrefix + input->name) << ";\n";
}
locationNumber = 0;
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output, ++locationNumber)
{
DE_ASSERT(output->varType.isBasicType());
if (glu::isDataTypeBoolOrBVec(output->varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output->varType.getBasicType());
const glu::DataType intBaseType = vecSize > 1 ? glu::getDataTypeIntVec(vecSize) : glu::TYPE_INT;
const glu::VarType intType (intBaseType, glu::PRECISION_HIGHP);
src << "layout(location = " << locationNumber << ") flat out " << glu::declare(intType, outputPrefix + output->name) << ";\n";
}
else
src << "layout(location = " << locationNumber << ") flat out " << glu::declare(output->varType, outputPrefix + output->name) << ";\n";
}
src << "\n"
<< "void main (void)\n"
<< "{\n"
<< " gl_Position = a_position;\n"
<< " gl_PointSize = 1.0;\n";
// Declare & fetch local input variables
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input)
{
if (shaderSpec.packFloat16Bit && isDataTypeFloatOrVec(input->varType.getBasicType()))
{
const std::string tname = glu::getDataTypeName(getDataTypeFloat16Scalars(input->varType.getBasicType()));
src << "\t" << tname << " " << input->name << " = " << tname << "(" << inputPrefix << input->name << ");\n";
}
else
src << "\t" << glu::declare(input->varType, input->name) << " = " << inputPrefix << input->name << ";\n";
}
// Declare local output variables
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output)
{
if (shaderSpec.packFloat16Bit && isDataTypeFloatOrVec(output->varType.getBasicType()))
{
const std::string tname = glu::getDataTypeName(getDataTypeFloat16Scalars(output->varType.getBasicType()));
src << "\t" << tname << " " << output->name << ";\n";
const char* tname2 = glu::getDataTypeName(output->varType.getBasicType());
src << "\t" << tname2 << " " << "packed_" << output->name << ";\n";
}
else
src << "\t" << glu::declare(output->varType, output->name) << ";\n";
}
// Operation - indented to correct level.
{
std::istringstream opSrc (shaderSpec.source);
std::string line;
while (std::getline(opSrc, line))
src << "\t" << line << "\n";
}
if (shaderSpec.packFloat16Bit)
packFloat16Bit(src, shaderSpec.outputs);
// Assignments to outputs.
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output)
{
if (shaderSpec.packFloat16Bit && isDataTypeFloatOrVec(output->varType.getBasicType()))
{
src << "\t" << outputPrefix << output->name << " = packed_" << output->name << ";\n";
}
else
{
if (glu::isDataTypeBoolOrBVec(output->varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output->varType.getBasicType());
const glu::DataType intBaseType = vecSize > 1 ? glu::getDataTypeIntVec(vecSize) : glu::TYPE_INT;
src << "\t" << outputPrefix << output->name << " = " << glu::getDataTypeName(intBaseType) << "(" << output->name << ");\n";
}
else
src << "\t" << outputPrefix << output->name << " = " << output->name << ";\n";
}
}
src << "}\n";
return src.str();
}
struct FragmentOutputLayout
{
std::vector<const Symbol*> locationSymbols; //! Symbols by location
std::map<std::string, int> locationMap; //! Map from symbol name to start location
};
static void generateFragShaderOutputDecl (std::ostream& src, const ShaderSpec& shaderSpec, bool useIntOutputs, const std::map<std::string, int>& outLocationMap, const std::string& outputPrefix)
{
for (int outNdx = 0; outNdx < (int)shaderSpec.outputs.size(); ++outNdx)
{
const Symbol& output = shaderSpec.outputs[outNdx];
const int location = de::lookup(outLocationMap, output.name);
const std::string outVarName = outputPrefix + output.name;
glu::VariableDeclaration decl (output.varType, outVarName, glu::STORAGE_OUT, glu::INTERPOLATION_LAST, glu::Layout(location));
TCU_CHECK_INTERNAL(output.varType.isBasicType());
if (useIntOutputs && glu::isDataTypeFloatOrVec(output.varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output.varType.getBasicType());
const glu::DataType uintBasicType = vecSize > 1 ? glu::getDataTypeUintVec(vecSize) : glu::TYPE_UINT;
const glu::VarType uintType (uintBasicType, glu::PRECISION_HIGHP);
decl.varType = uintType;
src << decl << ";\n";
}
else if (glu::isDataTypeBoolOrBVec(output.varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output.varType.getBasicType());
const glu::DataType intBasicType = vecSize > 1 ? glu::getDataTypeIntVec(vecSize) : glu::TYPE_INT;
const glu::VarType intType (intBasicType, glu::PRECISION_HIGHP);
decl.varType = intType;
src << decl << ";\n";
}
else if (glu::isDataTypeMatrix(output.varType.getBasicType()))
{
const int vecSize = glu::getDataTypeMatrixNumRows(output.varType.getBasicType());
const int numVecs = glu::getDataTypeMatrixNumColumns(output.varType.getBasicType());
const glu::DataType uintBasicType = glu::getDataTypeUintVec(vecSize);
const glu::VarType uintType (uintBasicType, glu::PRECISION_HIGHP);
decl.varType = uintType;
for (int vecNdx = 0; vecNdx < numVecs; ++vecNdx)
{
decl.name = outVarName + "_" + de::toString(vecNdx);
decl.layout.location = location + vecNdx;
src << decl << ";\n";
}
}
else
src << decl << ";\n";
}
}
static void generateFragShaderOutAssign (std::ostream& src, const ShaderSpec& shaderSpec, bool useIntOutputs, const std::string& valuePrefix, const std::string& outputPrefix, const bool isInput16Bit = false)
{
if (isInput16Bit)
packFloat16Bit(src, shaderSpec.outputs);
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output)
{
const std::string packPrefix = (isInput16Bit && glu::isDataTypeFloatType(output->varType.getBasicType())) ? "packed_" : "";
if (useIntOutputs && glu::isDataTypeFloatOrVec(output->varType.getBasicType()))
src << " o_" << output->name << " = floatBitsToUint(" << valuePrefix << output->name << ");\n";
else if (glu::isDataTypeMatrix(output->varType.getBasicType()))
{
const int numVecs = glu::getDataTypeMatrixNumColumns(output->varType.getBasicType());
for (int vecNdx = 0; vecNdx < numVecs; ++vecNdx)
if (useIntOutputs)
src << "\t" << outputPrefix << output->name << "_" << vecNdx << " = floatBitsToUint(" << valuePrefix << output->name << "[" << vecNdx << "]);\n";
else
src << "\t" << outputPrefix << output->name << "_" << vecNdx << " = " << packPrefix << valuePrefix << output->name << "[" << vecNdx << "];\n";
}
else if (glu::isDataTypeBoolOrBVec(output->varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output->varType.getBasicType());
const glu::DataType intBaseType = vecSize > 1 ? glu::getDataTypeIntVec(vecSize) : glu::TYPE_INT;
src << "\t" << outputPrefix << output->name << " = " << glu::getDataTypeName(intBaseType) << "(" << valuePrefix << output->name << ");\n";
}
else
src << "\t" << outputPrefix << output->name << " = " << packPrefix << valuePrefix << output->name << ";\n";
}
}
static std::string generatePassthroughFragmentShader (const ShaderSpec& shaderSpec, bool useIntOutputs, const std::map<std::string, int>& outLocationMap, const std::string& inputPrefix, const std::string& outputPrefix)
{
std::ostringstream src;
src <<"#version 450\n";
if (!shaderSpec.globalDeclarations.empty())
src << shaderSpec.globalDeclarations << "\n";
int locationNumber = 0;
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output, ++locationNumber)
{
if (glu::isDataTypeBoolOrBVec(output->varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output->varType.getBasicType());
const glu::DataType intBaseType = vecSize > 1 ? glu::getDataTypeIntVec(vecSize) : glu::TYPE_INT;
const glu::VarType intType (intBaseType, glu::PRECISION_HIGHP);
src << "layout(location = " << locationNumber << ") flat in " << glu::declare(intType, inputPrefix + output->name) << ";\n";
}
else
src << "layout(location = " << locationNumber << ") flat in " << glu::declare(output->varType, inputPrefix + output->name) << ";\n";
}
generateFragShaderOutputDecl(src, shaderSpec, useIntOutputs, outLocationMap, outputPrefix);
src << "\nvoid main (void)\n{\n";
generateFragShaderOutAssign(src, shaderSpec, useIntOutputs, inputPrefix, outputPrefix);
src << "}\n";
return src.str();
}
static std::string generateGeometryShader (const ShaderSpec& shaderSpec, const std::string& inputPrefix, const std::string& outputPrefix, const bool pointSizeSupported)
{
DE_ASSERT(!inputPrefix.empty() && !outputPrefix.empty());
std::ostringstream src;
src << glu::getGLSLVersionDeclaration(shaderSpec.glslVersion) << "\n";
if (shaderSpec.glslVersion == glu::GLSL_VERSION_310_ES)
src << "#extension GL_EXT_geometry_shader : require\n";
if (!shaderSpec.globalDeclarations.empty())
src << shaderSpec.globalDeclarations << "\n";
src << "layout(points) in;\n"
<< "layout(points, max_vertices = 1) out;\n";
int locationNumber = 0;
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input, ++locationNumber)
src << "layout(location = " << locationNumber << ") flat in " << glu::declare(input->varType, inputPrefix + input->name) << "[];\n";
locationNumber = 0;
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output, ++locationNumber)
{
DE_ASSERT(output->varType.isBasicType());
if (glu::isDataTypeBoolOrBVec(output->varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output->varType.getBasicType());
const glu::DataType intBaseType = vecSize > 1 ? glu::getDataTypeIntVec(vecSize) : glu::TYPE_INT;
const glu::VarType intType (intBaseType, glu::PRECISION_HIGHP);
src << "layout(location = " << locationNumber << ") flat out " << glu::declare(intType, outputPrefix + output->name) << ";\n";
}
else
src << "layout(location = " << locationNumber << ") flat out " << glu::declare(output->varType, outputPrefix + output->name) << ";\n";
}
src << "\n"
<< "void main (void)\n"
<< "{\n"
<< " gl_Position = gl_in[0].gl_Position;\n"
<< (pointSizeSupported ? " gl_PointSize = gl_in[0].gl_PointSize;\n\n" : "");
// Fetch input variables
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input)
src << "\t" << glu::declare(input->varType, input->name) << " = " << inputPrefix << input->name << "[0];\n";
// Declare local output variables.
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output)
src << "\t" << glu::declare(output->varType, output->name) << ";\n";
src << "\n";
// Operation - indented to correct level.
{
std::istringstream opSrc (shaderSpec.source);
std::string line;
while (std::getline(opSrc, line))
src << "\t" << line << "\n";
}
// Assignments to outputs.
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output)
{
if (glu::isDataTypeBoolOrBVec(output->varType.getBasicType()))
{
const int vecSize = glu::getDataTypeScalarSize(output->varType.getBasicType());
const glu::DataType intBaseType = vecSize > 1 ? glu::getDataTypeIntVec(vecSize) : glu::TYPE_INT;
src << "\t" << outputPrefix << output->name << " = " << glu::getDataTypeName(intBaseType) << "(" << output->name << ");\n";
}
else
src << "\t" << outputPrefix << output->name << " = " << output->name << ";\n";
}
src << " EmitVertex();\n"
<< " EndPrimitive();\n"
<< "}\n";
return src.str();
}
static std::string generateFragmentShader (const ShaderSpec& shaderSpec, bool useIntOutputs, const std::map<std::string, int>& outLocationMap, const std::string& inputPrefix, const std::string& outputPrefix)
{
std::ostringstream src;
src << glu::getGLSLVersionDeclaration(shaderSpec.glslVersion) << "\n";
if (!shaderSpec.globalDeclarations.empty())
src << shaderSpec.globalDeclarations << "\n";
int locationNumber = 0;
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input, ++locationNumber)
{
src << "layout(location = " << locationNumber << ") flat in " << glu::declare(input->varType, inputPrefix + input->name) << ";\n";
}
generateFragShaderOutputDecl(src, shaderSpec, useIntOutputs, outLocationMap, outputPrefix);
src << "\nvoid main (void)\n{\n";
// Declare & fetch local input variables
for (vector<Symbol>::const_iterator input = shaderSpec.inputs.begin(); input != shaderSpec.inputs.end(); ++input)
{
if (shaderSpec.packFloat16Bit && isDataTypeFloatOrVec(input->varType.getBasicType()))
{
const std::string tname = glu::getDataTypeName(getDataTypeFloat16Scalars(input->varType.getBasicType()));
src << "\t" << tname << " " << input->name << " = " << tname << "(" << inputPrefix << input->name << ");\n";
}
else
src << "\t" << glu::declare(input->varType, input->name) << " = " << inputPrefix << input->name << ";\n";
}
// Declare output variables
for (vector<Symbol>::const_iterator output = shaderSpec.outputs.begin(); output != shaderSpec.outputs.end(); ++output)
{
if (shaderSpec.packFloat16Bit && isDataTypeFloatOrVec(output->varType.getBasicType()))
{
const std::string tname = glu::getDataTypeName(getDataTypeFloat16Scalars(output->varType.getBasicType()));
src << "\t" << tname << " " << output->name << ";\n";
const char* tname2 = glu::getDataTypeName(output->varType.getBasicType());
src << "\t" << tname2 << " " << "packed_" << output->name << ";\n";
}
else
src << "\t" << glu::declare(output->varType, output->name) << ";\n";
}
// Operation - indented to correct level.
{
std::istringstream opSrc (shaderSpec.source);
std::string line;
while (std::getline(opSrc, line))
src << "\t" << line << "\n";
}
generateFragShaderOutAssign(src, shaderSpec, useIntOutputs, "", outputPrefix, shaderSpec.packFloat16Bit);
src << "}\n";
return src.str();
}
// FragmentOutExecutor
class FragmentOutExecutor : public ShaderExecutor
{
public:
FragmentOutExecutor (Context& context, glu::ShaderType shaderType, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~FragmentOutExecutor (void);
virtual void execute (int numValues,
const void* const* inputs,
void* const* outputs,
VkDescriptorSet extraResources);
protected:
const glu::ShaderType m_shaderType;
const FragmentOutputLayout m_outputLayout;
private:
void bindAttributes (int numValues,
const void* const* inputs);
void addAttribute (deUint32 bindingLocation,
VkFormat format,
deUint32 sizePerElement,
deUint32 count,
const void* dataPtr);
// reinit render data members
virtual void clearRenderData (void);
const VkDescriptorSetLayout m_extraResourcesLayout;
std::vector<VkVertexInputBindingDescription> m_vertexBindingDescriptions;
std::vector<VkVertexInputAttributeDescription> m_vertexAttributeDescriptions;
std::vector<VkBufferSp> m_vertexBuffers;
std::vector<AllocationSp> m_vertexBufferAllocs;
};
static FragmentOutputLayout computeFragmentOutputLayout (const std::vector<Symbol>& symbols)
{
FragmentOutputLayout ret;
int location = 0;
for (std::vector<Symbol>::const_iterator it = symbols.begin(); it != symbols.end(); ++it)
{
const int numLocations = glu::getDataTypeNumLocations(it->varType.getBasicType());
TCU_CHECK_INTERNAL(!de::contains(ret.locationMap, it->name));
de::insert(ret.locationMap, it->name, location);
location += numLocations;
for (int ndx = 0; ndx < numLocations; ++ndx)
ret.locationSymbols.push_back(&*it);
}
return ret;
}
FragmentOutExecutor::FragmentOutExecutor (Context& context, glu::ShaderType shaderType, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: ShaderExecutor (context, shaderSpec)
, m_shaderType (shaderType)
, m_outputLayout (computeFragmentOutputLayout(m_shaderSpec.outputs))
, m_extraResourcesLayout (extraResourcesLayout)
{
const VkPhysicalDevice physicalDevice = m_context.getPhysicalDevice();
const InstanceInterface& vki = m_context.getInstanceInterface();
// Input attributes
for (int inputNdx = 0; inputNdx < (int)m_shaderSpec.inputs.size(); inputNdx++)
{
const Symbol& symbol = m_shaderSpec.inputs[inputNdx];
const glu::DataType basicType = symbol.varType.getBasicType();
const VkFormat format = getAttributeFormat(basicType);
const VkFormatProperties formatProperties = getPhysicalDeviceFormatProperties(vki, physicalDevice, format);
if ((formatProperties.bufferFeatures & VK_FORMAT_FEATURE_VERTEX_BUFFER_BIT) == 0)
TCU_THROW(NotSupportedError, "format not supported by device as vertex buffer attribute format");
}
}
FragmentOutExecutor::~FragmentOutExecutor (void)
{
}
static std::vector<tcu::Vec2> computeVertexPositions (int numValues, const tcu::IVec2& renderSize)
{
std::vector<tcu::Vec2> positions(numValues);
for (int valNdx = 0; valNdx < numValues; valNdx++)
{
const int ix = valNdx % renderSize.x();
const int iy = valNdx / renderSize.x();
const float fx = -1.0f + 2.0f*((float(ix) + 0.5f) / float(renderSize.x()));
const float fy = -1.0f + 2.0f*((float(iy) + 0.5f) / float(renderSize.y()));
positions[valNdx] = tcu::Vec2(fx, fy);
}
return positions;
}
static tcu::TextureFormat getRenderbufferFormatForOutput (const glu::VarType& outputType, bool useIntOutputs)
{
const tcu::TextureFormat::ChannelOrder channelOrderMap[] =
{
tcu::TextureFormat::R,
tcu::TextureFormat::RG,
tcu::TextureFormat::RGBA, // No RGB variants available.
tcu::TextureFormat::RGBA
};
const glu::DataType basicType = outputType.getBasicType();
const int numComps = glu::getDataTypeNumComponents(basicType);
tcu::TextureFormat::ChannelType channelType;
switch (glu::getDataTypeScalarType(basicType))
{
case glu::TYPE_UINT: channelType = tcu::TextureFormat::UNSIGNED_INT32; break;
case glu::TYPE_INT: channelType = tcu::TextureFormat::SIGNED_INT32; break;
case glu::TYPE_BOOL: channelType = tcu::TextureFormat::SIGNED_INT32; break;
case glu::TYPE_FLOAT: channelType = useIntOutputs ? tcu::TextureFormat::UNSIGNED_INT32 : tcu::TextureFormat::FLOAT; break;
case glu::TYPE_FLOAT16: channelType = useIntOutputs ? tcu::TextureFormat::UNSIGNED_INT32 : tcu::TextureFormat::HALF_FLOAT; break;
default:
throw tcu::InternalError("Invalid output type");
}
DE_ASSERT(de::inRange<int>(numComps, 1, DE_LENGTH_OF_ARRAY(channelOrderMap)));
return tcu::TextureFormat(channelOrderMap[numComps-1], channelType);
}
static VkFormat getAttributeFormat (const glu::DataType dataType)
{
switch (dataType)
{
case glu::TYPE_FLOAT16: return VK_FORMAT_R16_SFLOAT;
case glu::TYPE_FLOAT16_VEC2: return VK_FORMAT_R16G16_SFLOAT;
case glu::TYPE_FLOAT16_VEC3: return VK_FORMAT_R16G16B16_SFLOAT;
case glu::TYPE_FLOAT16_VEC4: return VK_FORMAT_R16G16B16A16_SFLOAT;
case glu::TYPE_FLOAT: return VK_FORMAT_R32_SFLOAT;
case glu::TYPE_FLOAT_VEC2: return VK_FORMAT_R32G32_SFLOAT;
case glu::TYPE_FLOAT_VEC3: return VK_FORMAT_R32G32B32_SFLOAT;
case glu::TYPE_FLOAT_VEC4: return VK_FORMAT_R32G32B32A32_SFLOAT;
case glu::TYPE_INT: return VK_FORMAT_R32_SINT;
case glu::TYPE_INT_VEC2: return VK_FORMAT_R32G32_SINT;
case glu::TYPE_INT_VEC3: return VK_FORMAT_R32G32B32_SINT;
case glu::TYPE_INT_VEC4: return VK_FORMAT_R32G32B32A32_SINT;
case glu::TYPE_UINT: return VK_FORMAT_R32_UINT;
case glu::TYPE_UINT_VEC2: return VK_FORMAT_R32G32_UINT;
case glu::TYPE_UINT_VEC3: return VK_FORMAT_R32G32B32_UINT;
case glu::TYPE_UINT_VEC4: return VK_FORMAT_R32G32B32A32_UINT;
case glu::TYPE_FLOAT_MAT2: return VK_FORMAT_R32G32_SFLOAT;
case glu::TYPE_FLOAT_MAT2X3: return VK_FORMAT_R32G32B32_SFLOAT;
case glu::TYPE_FLOAT_MAT2X4: return VK_FORMAT_R32G32B32A32_SFLOAT;
case glu::TYPE_FLOAT_MAT3X2: return VK_FORMAT_R32G32_SFLOAT;
case glu::TYPE_FLOAT_MAT3: return VK_FORMAT_R32G32B32_SFLOAT;
case glu::TYPE_FLOAT_MAT3X4: return VK_FORMAT_R32G32B32A32_SFLOAT;
case glu::TYPE_FLOAT_MAT4X2: return VK_FORMAT_R32G32_SFLOAT;
case glu::TYPE_FLOAT_MAT4X3: return VK_FORMAT_R32G32B32_SFLOAT;
case glu::TYPE_FLOAT_MAT4: return VK_FORMAT_R32G32B32A32_SFLOAT;
default:
DE_ASSERT(false);
return VK_FORMAT_UNDEFINED;
}
}
void FragmentOutExecutor::addAttribute (deUint32 bindingLocation, VkFormat format, deUint32 sizePerElement, deUint32 count, const void* dataPtr)
{
// Add binding specification
const deUint32 binding = (deUint32)m_vertexBindingDescriptions.size();
const VkVertexInputBindingDescription bindingDescription =
{
binding,
sizePerElement,
VK_VERTEX_INPUT_RATE_VERTEX
};
m_vertexBindingDescriptions.push_back(bindingDescription);
// Add location and format specification
const VkVertexInputAttributeDescription attributeDescription =
{
bindingLocation, // deUint32 location;
binding, // deUint32 binding;
format, // VkFormat format;
0u, // deUint32 offsetInBytes;
};
m_vertexAttributeDescriptions.push_back(attributeDescription);
// Upload data to buffer
const VkDevice vkDevice = m_context.getDevice();
const DeviceInterface& vk = m_context.getDeviceInterface();
const deUint32 queueFamilyIndex = m_context.getUniversalQueueFamilyIndex();
const VkDeviceSize inputSize = sizePerElement * count;
const VkBufferCreateInfo vertexBufferParams =
{
VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkBufferCreateFlags flags;
inputSize, // VkDeviceSize size;
VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, // VkBufferUsageFlags usage;
VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
1u, // deUint32 queueFamilyCount;
&queueFamilyIndex // const deUint32* pQueueFamilyIndices;
};
Move<VkBuffer> buffer = createBuffer(vk, vkDevice, &vertexBufferParams);
de::MovePtr<Allocation> alloc = m_context.getDefaultAllocator().allocate(getBufferMemoryRequirements(vk, vkDevice, *buffer), MemoryRequirement::HostVisible);
VK_CHECK(vk.bindBufferMemory(vkDevice, *buffer, alloc->getMemory(), alloc->getOffset()));
deMemcpy(alloc->getHostPtr(), dataPtr, (size_t)inputSize);
flushAlloc(vk, vkDevice, *alloc);
m_vertexBuffers.push_back(de::SharedPtr<Unique<VkBuffer> >(new Unique<VkBuffer>(buffer)));
m_vertexBufferAllocs.push_back(AllocationSp(alloc.release()));
}
void FragmentOutExecutor::bindAttributes (int numValues, const void* const* inputs)
{
// Input attributes
for (int inputNdx = 0; inputNdx < (int)m_shaderSpec.inputs.size(); inputNdx++)
{
const Symbol& symbol = m_shaderSpec.inputs[inputNdx];
const void* ptr = inputs[inputNdx];
const glu::DataType basicType = symbol.varType.getBasicType();
const int vecSize = glu::getDataTypeScalarSize(basicType);
const VkFormat format = getAttributeFormat(basicType);
int elementSize = 0;
int numAttrsToAdd = 1;
if (glu::isDataTypeDoubleOrDVec(basicType))
elementSize = sizeof(double);
if (glu::isDataTypeFloatOrVec(basicType))
elementSize = sizeof(float);
else if (glu::isDataTypeFloat16OrVec(basicType))
elementSize = sizeof(deUint16);
else if (glu::isDataTypeIntOrIVec(basicType))
elementSize = sizeof(int);
else if (glu::isDataTypeUintOrUVec(basicType))
elementSize = sizeof(deUint32);
else if (glu::isDataTypeMatrix(basicType))
{
int numRows = glu::getDataTypeMatrixNumRows(basicType);
int numCols = glu::getDataTypeMatrixNumColumns(basicType);
elementSize = numRows * numCols * (int)sizeof(float);
numAttrsToAdd = numCols;
}
else
DE_ASSERT(false);
// add attributes, in case of matrix every column is binded as an attribute
for (int attrNdx = 0; attrNdx < numAttrsToAdd; attrNdx++)
{
addAttribute((deUint32)m_vertexBindingDescriptions.size(), format, elementSize * vecSize, numValues, ptr);
}
}
}
void FragmentOutExecutor::clearRenderData (void)
{
m_vertexBindingDescriptions.clear();
m_vertexAttributeDescriptions.clear();
m_vertexBuffers.clear();
m_vertexBufferAllocs.clear();
}
static Move<VkDescriptorSetLayout> createEmptyDescriptorSetLayout (const DeviceInterface& vkd, VkDevice device)
{
const VkDescriptorSetLayoutCreateInfo createInfo =
{
VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
DE_NULL,
(VkDescriptorSetLayoutCreateFlags)0,
0u,
DE_NULL,
};
return createDescriptorSetLayout(vkd, device, &createInfo);
}
static Move<VkDescriptorPool> createDummyDescriptorPool (const DeviceInterface& vkd, VkDevice device)
{
const VkDescriptorPoolSize dummySize =
{
VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
1u,
};
const VkDescriptorPoolCreateInfo createInfo =
{
VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
DE_NULL,
(VkDescriptorPoolCreateFlags)VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT,
1u,
1u,
&dummySize
};
return createDescriptorPool(vkd, device, &createInfo);
}
static Move<VkDescriptorSet> allocateSingleDescriptorSet (const DeviceInterface& vkd, VkDevice device, VkDescriptorPool pool, VkDescriptorSetLayout layout)
{
const VkDescriptorSetAllocateInfo allocInfo =
{
VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
DE_NULL,
pool,
1u,
&layout,
};
return allocateDescriptorSet(vkd, device, &allocInfo);
}
void FragmentOutExecutor::execute (int numValues, const void* const* inputs, void* const* outputs, VkDescriptorSet extraResources)
{
const VkDevice vkDevice = m_context.getDevice();
const DeviceInterface& vk = m_context.getDeviceInterface();
const VkQueue queue = m_context.getUniversalQueue();
const deUint32 queueFamilyIndex = m_context.getUniversalQueueFamilyIndex();
Allocator& memAlloc = m_context.getDefaultAllocator();
const deUint32 renderSizeX = de::min(static_cast<deUint32>(128), (deUint32)numValues);
const deUint32 renderSizeY = ((deUint32)numValues / renderSizeX) + (((deUint32)numValues % renderSizeX != 0) ? 1u : 0u);
const tcu::UVec2 renderSize (renderSizeX, renderSizeY);
std::vector<tcu::Vec2> positions;
const bool useGeometryShader = m_shaderType == glu::SHADERTYPE_GEOMETRY;
std::vector<VkImageSp> colorImages;
std::vector<VkImageMemoryBarrier> colorImagePreRenderBarriers;
std::vector<VkImageMemoryBarrier> colorImagePostRenderBarriers;
std::vector<AllocationSp> colorImageAllocs;
std::vector<VkAttachmentDescription> attachments;
std::vector<VkClearValue> attachmentClearValues;
std::vector<VkImageViewSp> colorImageViews;
std::vector<VkPipelineColorBlendAttachmentState> colorBlendAttachmentStates;
std::vector<VkAttachmentReference> colorAttachmentReferences;
Move<VkRenderPass> renderPass;
Move<VkFramebuffer> framebuffer;
Move<VkPipelineLayout> pipelineLayout;
Move<VkPipeline> graphicsPipeline;
Move<VkShaderModule> vertexShaderModule;
Move<VkShaderModule> geometryShaderModule;
Move<VkShaderModule> fragmentShaderModule;
Move<VkCommandPool> cmdPool;
Move<VkCommandBuffer> cmdBuffer;
Unique<VkDescriptorSetLayout> emptyDescriptorSetLayout (createEmptyDescriptorSetLayout(vk, vkDevice));
Unique<VkDescriptorPool> dummyDescriptorPool (createDummyDescriptorPool(vk, vkDevice));
Unique<VkDescriptorSet> emptyDescriptorSet (allocateSingleDescriptorSet(vk, vkDevice, *dummyDescriptorPool, *emptyDescriptorSetLayout));
clearRenderData();
// Compute positions - 1px points are used to drive fragment shading.
positions = computeVertexPositions(numValues, renderSize.cast<int>());
// Bind attributes
addAttribute(0u, VK_FORMAT_R32G32_SFLOAT, sizeof(tcu::Vec2), (deUint32)positions.size(), &positions[0]);
bindAttributes(numValues, inputs);
// Create color images
{
const VkPipelineColorBlendAttachmentState colorBlendAttachmentState =
{
VK_FALSE, // VkBool32 blendEnable;
VK_BLEND_FACTOR_ONE, // VkBlendFactor srcColorBlendFactor;
VK_BLEND_FACTOR_ZERO, // VkBlendFactor dstColorBlendFactor;
VK_BLEND_OP_ADD, // VkBlendOp blendOpColor;
VK_BLEND_FACTOR_ONE, // VkBlendFactor srcAlphaBlendFactor;
VK_BLEND_FACTOR_ZERO, // VkBlendFactor destAlphaBlendFactor;
VK_BLEND_OP_ADD, // VkBlendOp blendOpAlpha;
(VK_COLOR_COMPONENT_R_BIT |
VK_COLOR_COMPONENT_G_BIT |
VK_COLOR_COMPONENT_B_BIT |
VK_COLOR_COMPONENT_A_BIT) // VkColorComponentFlags colorWriteMask;
};
for (int outNdx = 0; outNdx < (int)m_outputLayout.locationSymbols.size(); ++outNdx)
{
const bool isDouble = glu::isDataTypeDoubleOrDVec(m_shaderSpec.outputs[outNdx].varType.getBasicType());
const bool isFloat = isDataTypeFloatOrVec(m_shaderSpec.outputs[outNdx].varType.getBasicType());
const bool isFloat16b = glu::isDataTypeFloat16OrVec(m_shaderSpec.outputs[outNdx].varType.getBasicType());
const bool isSigned = isDataTypeIntOrIVec (m_shaderSpec.outputs[outNdx].varType.getBasicType());
const bool isBool = isDataTypeBoolOrBVec(m_shaderSpec.outputs[outNdx].varType.getBasicType());
const VkFormat colorFormat = (isDouble ? VK_FORMAT_R64G64B64A64_SFLOAT : (isFloat16b ? VK_FORMAT_R16G16B16A16_SFLOAT : (isFloat ? VK_FORMAT_R32G32B32A32_SFLOAT : (isSigned || isBool ? VK_FORMAT_R32G32B32A32_SINT : VK_FORMAT_R32G32B32A32_UINT))));
{
const VkFormatProperties formatProperties = getPhysicalDeviceFormatProperties(m_context.getInstanceInterface(), m_context.getPhysicalDevice(), colorFormat);
if ((formatProperties.optimalTilingFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT) == 0)
TCU_THROW(NotSupportedError, "Image format doesn't support COLOR_ATTACHMENT_BIT");
}
const VkImageCreateInfo colorImageParams =
{
VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkImageCreateFlags flags;
VK_IMAGE_TYPE_2D, // VkImageType imageType;
colorFormat, // VkFormat format;
{ renderSize.x(), renderSize.y(), 1u }, // VkExtent3D extent;
1u, // deUint32 mipLevels;
1u, // deUint32 arraySize;
VK_SAMPLE_COUNT_1_BIT, // VkSampleCountFlagBits samples;
VK_IMAGE_TILING_OPTIMAL, // VkImageTiling tiling;
VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT, // VkImageUsageFlags usage;
VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
1u, // deUint32 queueFamilyCount;
&queueFamilyIndex, // const deUint32* pQueueFamilyIndices;
VK_IMAGE_LAYOUT_UNDEFINED, // VkImageLayout initialLayout;
};
const VkAttachmentDescription colorAttachmentDescription =
{
0u, // VkAttachmentDescriptorFlags flags;
colorFormat, // VkFormat format;
VK_SAMPLE_COUNT_1_BIT, // VkSampleCountFlagBits samples;
VK_ATTACHMENT_LOAD_OP_CLEAR, // VkAttachmentLoadOp loadOp;
VK_ATTACHMENT_STORE_OP_STORE, // VkAttachmentStoreOp storeOp;
VK_ATTACHMENT_LOAD_OP_DONT_CARE, // VkAttachmentLoadOp stencilLoadOp;
VK_ATTACHMENT_STORE_OP_DONT_CARE, // VkAttachmentStoreOp stencilStoreOp;
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, // VkImageLayout initialLayout;
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, // VkImageLayout finalLayout;
};
Move<VkImage> colorImage = createImage(vk, vkDevice, &colorImageParams);
colorImages.push_back(de::SharedPtr<Unique<VkImage> >(new Unique<VkImage>(colorImage)));
attachmentClearValues.push_back(getDefaultClearColor());
// Allocate and bind color image memory
{
de::MovePtr<Allocation> colorImageAlloc = memAlloc.allocate(getImageMemoryRequirements(vk, vkDevice, *((const VkImage*) colorImages.back().get())), MemoryRequirement::Any);
VK_CHECK(vk.bindImageMemory(vkDevice, colorImages.back().get()->get(), colorImageAlloc->getMemory(), colorImageAlloc->getOffset()));
colorImageAllocs.push_back(de::SharedPtr<Allocation>(colorImageAlloc.release()));
attachments.push_back(colorAttachmentDescription);
colorBlendAttachmentStates.push_back(colorBlendAttachmentState);
const VkAttachmentReference colorAttachmentReference =
{
(deUint32) (colorImages.size() - 1), // deUint32 attachment;
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL // VkImageLayout layout;
};
colorAttachmentReferences.push_back(colorAttachmentReference);
}
// Create color attachment view
{
const VkImageViewCreateInfo colorImageViewParams =
{
VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkImageViewCreateFlags flags;
colorImages.back().get()->get(), // VkImage image;
VK_IMAGE_VIEW_TYPE_2D, // VkImageViewType viewType;
colorFormat, // VkFormat format;
{
VK_COMPONENT_SWIZZLE_R, // VkComponentSwizzle r;
VK_COMPONENT_SWIZZLE_G, // VkComponentSwizzle g;
VK_COMPONENT_SWIZZLE_B, // VkComponentSwizzle b;
VK_COMPONENT_SWIZZLE_A // VkComponentSwizzle a;
}, // VkComponentMapping components;
{
VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspectFlags aspectMask;
0u, // deUint32 baseMipLevel;
1u, // deUint32 mipLevels;
0u, // deUint32 baseArraySlice;
1u // deUint32 arraySize;
} // VkImageSubresourceRange subresourceRange;
};
Move<VkImageView> colorImageView = createImageView(vk, vkDevice, &colorImageViewParams);
colorImageViews.push_back(de::SharedPtr<Unique<VkImageView> >(new Unique<VkImageView>(colorImageView)));
const VkImageMemoryBarrier colorImagePreRenderBarrier =
{
VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // sType
DE_NULL, // pNext
0u, // srcAccessMask
(VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT), // dstAccessMask
VK_IMAGE_LAYOUT_UNDEFINED, // oldLayout
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, // newLayout
VK_QUEUE_FAMILY_IGNORED, // srcQueueFamilyIndex
VK_QUEUE_FAMILY_IGNORED, // dstQueueFamilyIndex
colorImages.back().get()->get(), // image
{
VK_IMAGE_ASPECT_COLOR_BIT, // aspectMask
0u, // baseMipLevel
1u, // levelCount
0u, // baseArrayLayer
1u, // layerCount
} // subresourceRange
};
colorImagePreRenderBarriers.push_back(colorImagePreRenderBarrier);
const VkImageMemoryBarrier colorImagePostRenderBarrier =
{
VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // sType
DE_NULL, // pNext
(VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT), // srcAccessMask
VK_ACCESS_TRANSFER_READ_BIT, // dstAccessMask
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, // oldLayout
VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, // newLayout
VK_QUEUE_FAMILY_IGNORED, // srcQueueFamilyIndex
VK_QUEUE_FAMILY_IGNORED, // dstQueueFamilyIndex
colorImages.back().get()->get(), // image
{
VK_IMAGE_ASPECT_COLOR_BIT, // aspectMask
0u, // baseMipLevel
1u, // levelCount
0u, // baseArrayLayer
1u, // layerCount
} // subresourceRange
};
colorImagePostRenderBarriers.push_back(colorImagePostRenderBarrier);
}
}
}
// Create render pass
{
const VkSubpassDescription subpassDescription =
{
0u, // VkSubpassDescriptionFlags flags;
VK_PIPELINE_BIND_POINT_GRAPHICS, // VkPipelineBindPoint pipelineBindPoint;
0u, // deUint32 inputCount;
DE_NULL, // const VkAttachmentReference* pInputAttachments;
(deUint32)colorImages.size(), // deUint32 colorCount;
&colorAttachmentReferences[0], // const VkAttachmentReference* colorAttachments;
DE_NULL, // const VkAttachmentReference* resolveAttachments;
DE_NULL, // VkAttachmentReference depthStencilAttachment;
0u, // deUint32 preserveCount;
DE_NULL // const VkAttachmentReference* pPreserveAttachments;
};
const VkRenderPassCreateInfo renderPassParams =
{
VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkRenderPassCreateFlags)0, // VkRenderPassCreateFlags flags;
(deUint32)attachments.size(), // deUint32 attachmentCount;
&attachments[0], // const VkAttachmentDescription* pAttachments;
1u, // deUint32 subpassCount;
&subpassDescription, // const VkSubpassDescription* pSubpasses;
0u, // deUint32 dependencyCount;
DE_NULL // const VkSubpassDependency* pDependencies;
};
renderPass = createRenderPass(vk, vkDevice, &renderPassParams);
}
// Create framebuffer
{
std::vector<VkImageView> views(colorImageViews.size());
for (size_t i = 0; i < colorImageViews.size(); i++)
{
views[i] = colorImageViews[i].get()->get();
}
const VkFramebufferCreateInfo framebufferParams =
{
VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkFramebufferCreateFlags flags;
*renderPass, // VkRenderPass renderPass;
(deUint32)views.size(), // deUint32 attachmentCount;
&views[0], // const VkImageView* pAttachments;
(deUint32)renderSize.x(), // deUint32 width;
(deUint32)renderSize.y(), // deUint32 height;
1u // deUint32 layers;
};
framebuffer = createFramebuffer(vk, vkDevice, &framebufferParams);
}
// Create pipeline layout
{
const VkDescriptorSetLayout setLayouts[] =
{
*emptyDescriptorSetLayout,
m_extraResourcesLayout
};
const VkPipelineLayoutCreateInfo pipelineLayoutParams =
{
VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineLayoutCreateFlags)0, // VkPipelineLayoutCreateFlags flags;
(m_extraResourcesLayout != 0 ? 2u : 0u), // deUint32 descriptorSetCount;
setLayouts, // const VkDescriptorSetLayout* pSetLayouts;
0u, // deUint32 pushConstantRangeCount;
DE_NULL // const VkPushConstantRange* pPushConstantRanges;
};
pipelineLayout = createPipelineLayout(vk, vkDevice, &pipelineLayoutParams);
}
// Create shaders
{
vertexShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("vert"), 0);
fragmentShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("frag"), 0);
if (useGeometryShader)
{
if (m_context.getDeviceFeatures().shaderTessellationAndGeometryPointSize)
geometryShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("geom_point_size"), 0);
else
geometryShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("geom"), 0);
}
}
// Create pipeline
{
const VkPipelineVertexInputStateCreateInfo vertexInputStateParams =
{
VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineVertexInputStateCreateFlags)0, // VkPipelineVertexInputStateCreateFlags flags;
(deUint32)m_vertexBindingDescriptions.size(), // deUint32 bindingCount;
&m_vertexBindingDescriptions[0], // const VkVertexInputBindingDescription* pVertexBindingDescriptions;
(deUint32)m_vertexAttributeDescriptions.size(), // deUint32 attributeCount;
&m_vertexAttributeDescriptions[0], // const VkVertexInputAttributeDescription* pvertexAttributeDescriptions;
};
const std::vector<VkViewport> viewports (1, makeViewport(renderSize));
const std::vector<VkRect2D> scissors (1, makeRect2D(renderSize));
const VkPipelineColorBlendStateCreateInfo colorBlendStateParams =
{
VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineColorBlendStateCreateFlags)0, // VkPipelineColorBlendStateCreateFlags flags;
VK_FALSE, // VkBool32 logicOpEnable;
VK_LOGIC_OP_COPY, // VkLogicOp logicOp;
(deUint32)colorBlendAttachmentStates.size(), // deUint32 attachmentCount;
&colorBlendAttachmentStates[0], // const VkPipelineColorBlendAttachmentState* pAttachments;
{ 0.0f, 0.0f, 0.0f, 0.0f } // float blendConst[4];
};
graphicsPipeline = makeGraphicsPipeline(vk, // const DeviceInterface& vk
vkDevice, // const VkDevice device
*pipelineLayout, // const VkPipelineLayout pipelineLayout
*vertexShaderModule, // const VkShaderModule vertexShaderModule
DE_NULL, // const VkShaderModule tessellationControlShaderModule
DE_NULL, // const VkShaderModule tessellationEvalShaderModule
useGeometryShader ? *geometryShaderModule : DE_NULL, // const VkShaderModule geometryShaderModule
*fragmentShaderModule, // const VkShaderModule fragmentShaderModule
*renderPass, // const VkRenderPass renderPass
viewports, // const std::vector<VkViewport>& viewports
scissors, // const std::vector<VkRect2D>& scissors
VK_PRIMITIVE_TOPOLOGY_POINT_LIST, // const VkPrimitiveTopology topology
0u, // const deUint32 subpass
0u, // const deUint32 patchControlPoints
&vertexInputStateParams, // const VkPipelineVertexInputStateCreateInfo* vertexInputStateCreateInfo
DE_NULL, // const VkPipelineRasterizationStateCreateInfo* rasterizationStateCreateInfo
DE_NULL, // const VkPipelineMultisampleStateCreateInfo* multisampleStateCreateInfo
DE_NULL, // const VkPipelineDepthStencilStateCreateInfo* depthStencilStateCreateInfo
&colorBlendStateParams); // const VkPipelineColorBlendStateCreateInfo* colorBlendStateCreateInfo
}
// Create command pool
cmdPool = createCommandPool(vk, vkDevice, VK_COMMAND_POOL_CREATE_TRANSIENT_BIT, queueFamilyIndex);
// Create command buffer
{
cmdBuffer = allocateCommandBuffer(vk, vkDevice, *cmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
beginCommandBuffer(vk, *cmdBuffer);
vk.cmdPipelineBarrier(*cmdBuffer, vk::VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, vk::VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, (VkDependencyFlags)0,
0, (const VkMemoryBarrier*)DE_NULL,
0, (const VkBufferMemoryBarrier*)DE_NULL,
(deUint32)colorImagePreRenderBarriers.size(), colorImagePreRenderBarriers.empty() ? DE_NULL : &colorImagePreRenderBarriers[0]);
beginRenderPass(vk, *cmdBuffer, *renderPass, *framebuffer, makeRect2D(0, 0, renderSize.x(), renderSize.y()), (deUint32)attachmentClearValues.size(), &attachmentClearValues[0]);
vk.cmdBindPipeline(*cmdBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, *graphicsPipeline);
if (m_extraResourcesLayout != 0)
{
DE_ASSERT(extraResources != 0);
const VkDescriptorSet descriptorSets[] = { *emptyDescriptorSet, extraResources };
vk.cmdBindDescriptorSets(*cmdBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, *pipelineLayout, 0u, DE_LENGTH_OF_ARRAY(descriptorSets), descriptorSets, 0u, DE_NULL);
}
else
DE_ASSERT(extraResources == 0);
const deUint32 numberOfVertexAttributes = (deUint32)m_vertexBuffers.size();
std::vector<VkDeviceSize> offsets(numberOfVertexAttributes, 0);
std::vector<VkBuffer> buffers(numberOfVertexAttributes);
for (size_t i = 0; i < numberOfVertexAttributes; i++)
{
buffers[i] = m_vertexBuffers[i].get()->get();
}
vk.cmdBindVertexBuffers(*cmdBuffer, 0, numberOfVertexAttributes, &buffers[0], &offsets[0]);
vk.cmdDraw(*cmdBuffer, (deUint32)positions.size(), 1u, 0u, 0u);
endRenderPass(vk, *cmdBuffer);
vk.cmdPipelineBarrier(*cmdBuffer, vk::VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, vk::VK_PIPELINE_STAGE_TRANSFER_BIT, (VkDependencyFlags)0,
0, (const VkMemoryBarrier*)DE_NULL,
0, (const VkBufferMemoryBarrier*)DE_NULL,
(deUint32)colorImagePostRenderBarriers.size(), colorImagePostRenderBarriers.empty() ? DE_NULL : &colorImagePostRenderBarriers[0]);
endCommandBuffer(vk, *cmdBuffer);
}
// Execute Draw
submitCommandsAndWait(vk, vkDevice, queue, cmdBuffer.get());
// Read back result and output
{
const VkDeviceSize imageSizeBytes = (VkDeviceSize)(4 * sizeof(deUint32) * renderSize.x() * renderSize.y());
const VkBufferCreateInfo readImageBufferParams =
{
VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkBufferCreateFlags flags;
imageSizeBytes, // VkDeviceSize size;
VK_BUFFER_USAGE_TRANSFER_DST_BIT, // VkBufferUsageFlags usage;
VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
1u, // deUint32 queueFamilyCount;
&queueFamilyIndex, // const deUint32* pQueueFamilyIndices;
};
// constants for image copy
Move<VkCommandPool> copyCmdPool = createCommandPool(vk, vkDevice, VK_COMMAND_POOL_CREATE_TRANSIENT_BIT, queueFamilyIndex);
const VkBufferImageCopy copyParams =
{
0u, // VkDeviceSize bufferOffset;
(deUint32)renderSize.x(), // deUint32 bufferRowLength;
(deUint32)renderSize.y(), // deUint32 bufferImageHeight;
{
VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspect aspect;
0u, // deUint32 mipLevel;
0u, // deUint32 arraySlice;
1u, // deUint32 arraySize;
}, // VkImageSubresource imageSubresource;
{ 0u, 0u, 0u }, // VkOffset3D imageOffset;
{ renderSize.x(), renderSize.y(), 1u } // VkExtent3D imageExtent;
};
// Read back pixels.
for (int outNdx = 0; outNdx < (int)m_shaderSpec.outputs.size(); ++outNdx)
{
const Symbol& output = m_shaderSpec.outputs[outNdx];
const int outSize = output.varType.getScalarSize();
const int outVecSize = glu::getDataTypeNumComponents(output.varType.getBasicType());
const int outNumLocs = glu::getDataTypeNumLocations(output.varType.getBasicType());
const int outLocation = de::lookup(m_outputLayout.locationMap, output.name);
for (int locNdx = 0; locNdx < outNumLocs; ++locNdx)
{
tcu::TextureLevel tmpBuf;
const tcu::TextureFormat format = getRenderbufferFormatForOutput(output.varType, false);
const tcu::TextureFormat readFormat (tcu::TextureFormat::RGBA, format.type);
const Unique<VkBuffer> readImageBuffer(createBuffer(vk, vkDevice, &readImageBufferParams));
const de::UniquePtr<Allocation> readImageBufferMemory(memAlloc.allocate(getBufferMemoryRequirements(vk, vkDevice, *readImageBuffer), MemoryRequirement::HostVisible));
VK_CHECK(vk.bindBufferMemory(vkDevice, *readImageBuffer, readImageBufferMemory->getMemory(), readImageBufferMemory->getOffset()));
// Copy image to buffer
{
Move<VkCommandBuffer> copyCmdBuffer = allocateCommandBuffer(vk, vkDevice, *copyCmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
beginCommandBuffer(vk, *copyCmdBuffer);
vk.cmdCopyImageToBuffer(*copyCmdBuffer, colorImages[outLocation + locNdx].get()->get(), VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, *readImageBuffer, 1u, &copyParams);
// Insert a barrier so data written by the transfer is available to the host
{
const VkBufferMemoryBarrier barrier =
{
VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, // VkStructureType sType;
DE_NULL, // const void* pNext;
VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags srcAccessMask;
VK_ACCESS_HOST_READ_BIT, // VkAccessFlags dstAccessMask;
VK_QUEUE_FAMILY_IGNORED, // uint32_t srcQueueFamilyIndex;
VK_QUEUE_FAMILY_IGNORED, // uint32_t dstQueueFamilyIndex;
*readImageBuffer, // VkBuffer buffer;
0, // VkDeviceSize offset;
VK_WHOLE_SIZE, // VkDeviceSize size;
};
vk.cmdPipelineBarrier(*copyCmdBuffer, vk::VK_PIPELINE_STAGE_TRANSFER_BIT, vk::VK_PIPELINE_STAGE_HOST_BIT, (VkDependencyFlags)0,
0, (const VkMemoryBarrier*)DE_NULL,
1, &barrier,
0, (const VkImageMemoryBarrier*)DE_NULL);
}
endCommandBuffer(vk, *copyCmdBuffer);
submitCommandsAndWait(vk, vkDevice, queue, copyCmdBuffer.get());
}
invalidateAlloc(vk, vkDevice, *readImageBufferMemory);
tmpBuf.setStorage(readFormat, renderSize.x(), renderSize.y());
const tcu::TextureFormat resultFormat(tcu::TextureFormat::RGBA, format.type);
const tcu::ConstPixelBufferAccess resultAccess(resultFormat, renderSize.x(), renderSize.y(), 1, readImageBufferMemory->getHostPtr());
tcu::copy(tmpBuf.getAccess(), resultAccess);
if (isOutput16Bit(static_cast<size_t>(outNdx)))
{
deUint16* dstPtrBase = static_cast<deUint16*>(outputs[outNdx]);
if (outSize == 4 && outNumLocs == 1)
deMemcpy(dstPtrBase, tmpBuf.getAccess().getDataPtr(), numValues * outVecSize * sizeof(deUint16));
else
{
for (int valNdx = 0; valNdx < numValues; valNdx++)
{
const deUint16* srcPtr = (const deUint16*)tmpBuf.getAccess().getDataPtr() + valNdx * 4;
deUint16* dstPtr = &dstPtrBase[outSize * valNdx + outVecSize * locNdx];
deMemcpy(dstPtr, srcPtr, outVecSize * sizeof(deUint16));
}
}
}
else
{
deUint32* dstPtrBase = static_cast<deUint32*>(outputs[outNdx]);
if (outSize == 4 && outNumLocs == 1)
deMemcpy(dstPtrBase, tmpBuf.getAccess().getDataPtr(), numValues * outVecSize * sizeof(deUint32));
else
{
for (int valNdx = 0; valNdx < numValues; valNdx++)
{
const deUint32* srcPtr = (const deUint32*)tmpBuf.getAccess().getDataPtr() + valNdx * 4;
deUint32* dstPtr = &dstPtrBase[outSize * valNdx + outVecSize * locNdx];
deMemcpy(dstPtr, srcPtr, outVecSize * sizeof(deUint32));
}
}
}
}
}
}
}
// VertexShaderExecutor
class VertexShaderExecutor : public FragmentOutExecutor
{
public:
VertexShaderExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~VertexShaderExecutor (void);
static void generateSources (const ShaderSpec& shaderSpec, SourceCollections& dst);
};
VertexShaderExecutor::VertexShaderExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: FragmentOutExecutor(context, glu::SHADERTYPE_VERTEX, shaderSpec, extraResourcesLayout)
{
}
VertexShaderExecutor::~VertexShaderExecutor (void)
{
}
void VertexShaderExecutor::generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection)
{
const FragmentOutputLayout outputLayout (computeFragmentOutputLayout(shaderSpec.outputs));
programCollection.glslSources.add("vert") << glu::VertexSource(generateVertexShader(shaderSpec, "a_", "vtx_out_")) << shaderSpec.buildOptions;
/* \todo [2015-09-11 hegedusd] set useIntOutputs parameter if needed. */
programCollection.glslSources.add("frag") << glu::FragmentSource(generatePassthroughFragmentShader(shaderSpec, false, outputLayout.locationMap, "vtx_out_", "o_")) << shaderSpec.buildOptions;
}
// GeometryShaderExecutor
class GeometryShaderExecutor : public FragmentOutExecutor
{
public:
GeometryShaderExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~GeometryShaderExecutor (void);
static void generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection);
};
GeometryShaderExecutor::GeometryShaderExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: FragmentOutExecutor(context, glu::SHADERTYPE_GEOMETRY, shaderSpec, extraResourcesLayout)
{
const VkPhysicalDeviceFeatures& features = context.getDeviceFeatures();
if (!features.geometryShader)
TCU_THROW(NotSupportedError, "Geometry shader type not supported by device");
}
GeometryShaderExecutor::~GeometryShaderExecutor (void)
{
}
void GeometryShaderExecutor::generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection)
{
const FragmentOutputLayout outputLayout (computeFragmentOutputLayout(shaderSpec.outputs));
programCollection.glslSources.add("vert") << glu::VertexSource(generatePassthroughVertexShader(shaderSpec, "a_", "vtx_out_")) << shaderSpec.buildOptions;
programCollection.glslSources.add("geom") << glu::GeometrySource(generateGeometryShader(shaderSpec, "vtx_out_", "geom_out_", false)) << shaderSpec.buildOptions;
programCollection.glslSources.add("geom_point_size") << glu::GeometrySource(generateGeometryShader(shaderSpec, "vtx_out_", "geom_out_", true)) << shaderSpec.buildOptions;
/* \todo [2015-09-18 rsipka] set useIntOutputs parameter if needed. */
programCollection.glslSources.add("frag") << glu::FragmentSource(generatePassthroughFragmentShader(shaderSpec, false, outputLayout.locationMap, "geom_out_", "o_")) << shaderSpec.buildOptions;
}
// FragmentShaderExecutor
class FragmentShaderExecutor : public FragmentOutExecutor
{
public:
FragmentShaderExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~FragmentShaderExecutor (void);
static void generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection);
};
FragmentShaderExecutor::FragmentShaderExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: FragmentOutExecutor(context, glu::SHADERTYPE_FRAGMENT, shaderSpec, extraResourcesLayout)
{
}
FragmentShaderExecutor::~FragmentShaderExecutor (void)
{
}
void FragmentShaderExecutor::generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection)
{
const FragmentOutputLayout outputLayout (computeFragmentOutputLayout(shaderSpec.outputs));
programCollection.glslSources.add("vert") << glu::VertexSource(generatePassthroughVertexShader(shaderSpec, "a_", "vtx_out_")) << shaderSpec.buildOptions;
/* \todo [2015-09-11 hegedusd] set useIntOutputs parameter if needed. */
programCollection.glslSources.add("frag") << glu::FragmentSource(generateFragmentShader(shaderSpec, false, outputLayout.locationMap, "vtx_out_", "o_")) << shaderSpec.buildOptions;
}
// Shared utilities for compute and tess executors
static deUint32 getVecStd430ByteAlignment (glu::DataType type)
{
deUint32 baseSize;
switch (glu::getDataTypeScalarType(type))
{
case glu::TYPE_FLOAT16: baseSize = 2u; break;
case glu::TYPE_DOUBLE: baseSize = 8u; break;
default: baseSize = 4u; break;
}
switch (glu::getDataTypeScalarSize(type))
{
case 1: return baseSize;
case 2: return baseSize * 2u;;
case 3: // fallthrough.
case 4: return baseSize * 4u;
default:
DE_ASSERT(false);
return 0u;
}
}
class BufferIoExecutor : public ShaderExecutor
{
public:
BufferIoExecutor (Context& context, const ShaderSpec& shaderSpec);
virtual ~BufferIoExecutor (void);
protected:
enum
{
INPUT_BUFFER_BINDING = 0,
OUTPUT_BUFFER_BINDING = 1,
};
void initBuffers (int numValues);
VkBuffer getInputBuffer (void) const { return *m_inputBuffer; }
VkBuffer getOutputBuffer (void) const { return *m_outputBuffer; }
deUint32 getInputStride (void) const { return getLayoutStride(m_inputLayout); }
deUint32 getOutputStride (void) const { return getLayoutStride(m_outputLayout); }
void uploadInputBuffer (const void* const* inputPtrs, int numValues, bool packFloat16Bit);
void readOutputBuffer (void* const* outputPtrs, int numValues);
static void declareBufferBlocks (std::ostream& src, const ShaderSpec& spec);
static void generateExecBufferIo(std::ostream& src, const ShaderSpec& spec, const char* invocationNdxName);
protected:
Move<VkBuffer> m_inputBuffer;
Move<VkBuffer> m_outputBuffer;
private:
struct VarLayout
{
deUint32 offset;
deUint32 stride;
deUint32 matrixStride;
VarLayout (void) : offset(0), stride(0), matrixStride(0) {}
};
static void computeVarLayout (const std::vector<Symbol>& symbols, std::vector<VarLayout>* layout);
static deUint32 getLayoutStride (const vector<VarLayout>& layout);
static void copyToBuffer (const glu::VarType& varType, const VarLayout& layout, int numValues, const void* srcBasePtr, void* dstBasePtr, bool packFloat16Bit);
static void copyFromBuffer (const glu::VarType& varType, const VarLayout& layout, int numValues, const void* srcBasePtr, void* dstBasePtr);
de::MovePtr<Allocation> m_inputAlloc;
de::MovePtr<Allocation> m_outputAlloc;
vector<VarLayout> m_inputLayout;
vector<VarLayout> m_outputLayout;
};
BufferIoExecutor::BufferIoExecutor (Context& context, const ShaderSpec& shaderSpec)
: ShaderExecutor(context, shaderSpec)
{
computeVarLayout(m_shaderSpec.inputs, &m_inputLayout);
computeVarLayout(m_shaderSpec.outputs, &m_outputLayout);
}
BufferIoExecutor::~BufferIoExecutor (void)
{
}
inline deUint32 BufferIoExecutor::getLayoutStride (const vector<VarLayout>& layout)
{
return layout.empty() ? 0 : layout[0].stride;
}
void BufferIoExecutor::computeVarLayout (const std::vector<Symbol>& symbols, std::vector<VarLayout>* layout)
{
deUint32 maxAlignment = 0;
deUint32 curOffset = 0;
DE_ASSERT(layout != DE_NULL);
DE_ASSERT(layout->empty());
layout->resize(symbols.size());
for (size_t varNdx = 0; varNdx < symbols.size(); varNdx++)
{
const Symbol& symbol = symbols[varNdx];
const glu::DataType basicType = symbol.varType.getBasicType();
VarLayout& layoutEntry = (*layout)[varNdx];
if (glu::isDataTypeScalarOrVector(basicType))
{
const deUint32 alignment = getVecStd430ByteAlignment(basicType);
const deUint32 size = (deUint32)glu::getDataTypeScalarSize(basicType) * (isDataTypeDoubleType(basicType) ? (int)(sizeof(deUint64)) : (isDataTypeFloat16OrVec(basicType) ? (int)sizeof(deUint16) : (int)sizeof(deUint32)));
curOffset = (deUint32)deAlign32((int)curOffset, (int)alignment);
maxAlignment = de::max(maxAlignment, alignment);
layoutEntry.offset = curOffset;
layoutEntry.matrixStride = 0;
curOffset += size;
}
else if (glu::isDataTypeMatrix(basicType))
{
const int numVecs = glu::getDataTypeMatrixNumColumns(basicType);
const glu::DataType vecType = glu::getDataTypeVector(glu::getDataTypeScalarType(basicType), glu::getDataTypeMatrixNumRows(basicType));
const deUint32 vecAlignment = getVecStd430ByteAlignment(vecType);
curOffset = (deUint32)deAlign32((int)curOffset, (int)vecAlignment);
maxAlignment = de::max(maxAlignment, vecAlignment);
layoutEntry.offset = curOffset;
layoutEntry.matrixStride = vecAlignment;
curOffset += vecAlignment*numVecs;
}
else
DE_ASSERT(false);
}
{
const deUint32 totalSize = (deUint32)deAlign32(curOffset, maxAlignment);
for (vector<VarLayout>::iterator varIter = layout->begin(); varIter != layout->end(); ++varIter)
varIter->stride = totalSize;
}
}
void BufferIoExecutor::declareBufferBlocks (std::ostream& src, const ShaderSpec& spec)
{
// Input struct
if (!spec.inputs.empty())
{
glu::StructType inputStruct("Inputs");
for (vector<Symbol>::const_iterator symIter = spec.inputs.begin(); symIter != spec.inputs.end(); ++symIter)
inputStruct.addMember(symIter->name.c_str(), symIter->varType);
src << glu::declare(&inputStruct) << ";\n";
}
// Output struct
{
glu::StructType outputStruct("Outputs");
for (vector<Symbol>::const_iterator symIter = spec.outputs.begin(); symIter != spec.outputs.end(); ++symIter)
outputStruct.addMember(symIter->name.c_str(), symIter->varType);
src << glu::declare(&outputStruct) << ";\n";
}
src << "\n";
if (!spec.inputs.empty())
{
src << "layout(set = 0, binding = " << int(INPUT_BUFFER_BINDING) << ", std430) buffer InBuffer\n"
<< "{\n"
<< " Inputs inputs[];\n"
<< "};\n";
}
src << "layout(set = 0, binding = " << int(OUTPUT_BUFFER_BINDING) << ", std430) buffer OutBuffer\n"
<< "{\n"
<< " Outputs outputs[];\n"
<< "};\n"
<< "\n";
}
void BufferIoExecutor::generateExecBufferIo (std::ostream& src, const ShaderSpec& spec, const char* invocationNdxName)
{
std::string tname;
for (vector<Symbol>::const_iterator symIter = spec.inputs.begin(); symIter != spec.inputs.end(); ++symIter)
{
const bool f16BitTest = spec.packFloat16Bit && glu::isDataTypeFloatType(symIter->varType.getBasicType());
if (f16BitTest)
{
tname = glu::getDataTypeName(getDataTypeFloat16Scalars(symIter->varType.getBasicType()));
}
else
{
tname = glu::getDataTypeName(symIter->varType.getBasicType());
}
src << "\t" << tname << " "<< symIter->name << " = " << tname << "(inputs[" << invocationNdxName << "]." << symIter->name << ");\n";
}
for (vector<Symbol>::const_iterator symIter = spec.outputs.begin(); symIter != spec.outputs.end(); ++symIter)
{
const bool f16BitTest = spec.packFloat16Bit && glu::isDataTypeFloatType(symIter->varType.getBasicType());
if (f16BitTest)
{
tname = glu::getDataTypeName(getDataTypeFloat16Scalars(symIter->varType.getBasicType()));
}
else
{
tname = glu::getDataTypeName(symIter->varType.getBasicType());
}
src << "\t" << tname << " " << symIter->name << ";\n";
if (f16BitTest)
{
const char* ttname = glu::getDataTypeName(symIter->varType.getBasicType());
src << "\t" << ttname << " " << "packed_" << symIter->name << ";\n";
}
}
src << "\n";
{
std::istringstream opSrc (spec.source);
std::string line;
while (std::getline(opSrc, line))
src << "\t" << line << "\n";
}
if (spec.packFloat16Bit)
packFloat16Bit (src, spec.outputs);
src << "\n";
for (vector<Symbol>::const_iterator symIter = spec.outputs.begin(); symIter != spec.outputs.end(); ++symIter)
{
const bool f16BitTest = spec.packFloat16Bit && glu::isDataTypeFloatType(symIter->varType.getBasicType());
if(f16BitTest)
src << "\toutputs[" << invocationNdxName << "]." << symIter->name << " = packed_" << symIter->name << ";\n";
else
src << "\toutputs[" << invocationNdxName << "]." << symIter->name << " = " << symIter->name << ";\n";
}
}
void BufferIoExecutor::copyToBuffer (const glu::VarType& varType, const VarLayout& layout, int numValues, const void* srcBasePtr, void* dstBasePtr, bool packFloat16Bit)
{
if (varType.isBasicType())
{
const glu::DataType basicType = varType.getBasicType();
const bool isMatrix = glu::isDataTypeMatrix(basicType);
const int scalarSize = glu::getDataTypeScalarSize(basicType);
const int numVecs = isMatrix ? glu::getDataTypeMatrixNumColumns(basicType) : 1;
const int numComps = scalarSize / numVecs;
const int size = (glu::isDataTypeDoubleType(basicType) ? (int)sizeof(deUint64) : (glu::isDataTypeFloat16OrVec(basicType) ? (int)sizeof(deUint16) : (int)sizeof(deUint32)));
for (int elemNdx = 0; elemNdx < numValues; elemNdx++)
{
for (int vecNdx = 0; vecNdx < numVecs; vecNdx++)
{
const int srcOffset = size * (elemNdx * scalarSize + vecNdx * numComps);
const int dstOffset = layout.offset + layout.stride * elemNdx + (isMatrix ? layout.matrixStride * vecNdx : 0);
const deUint8* srcPtr = (const deUint8*)srcBasePtr + srcOffset;
deUint8* dstPtr = (deUint8*)dstBasePtr + dstOffset;
if (packFloat16Bit)
{
// Convert the float values to 16 bit and store in the lower 16 bits of 32 bit ints.
for (int cmpNdx=0; cmpNdx < numComps; ++cmpNdx)
{
deFloat16 f16vals[2] = {};
f16vals[0] = deFloat32To16Round(((float*)srcPtr)[cmpNdx], DE_ROUNDINGMODE_TO_ZERO);
deMemcpy(dstPtr + cmpNdx * size, &f16vals[0], size);
}
}
else
{
deMemcpy(dstPtr, srcPtr, size * numComps);
}
}
}
}
else
throw tcu::InternalError("Unsupported type");
}
void BufferIoExecutor::copyFromBuffer (const glu::VarType& varType, const VarLayout& layout, int numValues, const void* srcBasePtr, void* dstBasePtr)
{
if (varType.isBasicType())
{
const glu::DataType basicType = varType.getBasicType();
const bool isMatrix = glu::isDataTypeMatrix(basicType);
const int scalarSize = glu::getDataTypeScalarSize(basicType);
const int numVecs = isMatrix ? glu::getDataTypeMatrixNumColumns(basicType) : 1;
const int numComps = scalarSize / numVecs;
for (int elemNdx = 0; elemNdx < numValues; elemNdx++)
{
for (int vecNdx = 0; vecNdx < numVecs; vecNdx++)
{
const int size = (glu::isDataTypeDoubleType(basicType) ? (int)sizeof(deUint64) : (glu::isDataTypeFloat16OrVec(basicType) ? (int)sizeof(deUint16) : (int)sizeof(deUint32)));
const int srcOffset = layout.offset + layout.stride * elemNdx + (isMatrix ? layout.matrixStride * vecNdx : 0);
const int dstOffset = size * (elemNdx * scalarSize + vecNdx * numComps);
const deUint8* srcPtr = (const deUint8*)srcBasePtr + srcOffset;
deUint8* dstPtr = (deUint8*)dstBasePtr + dstOffset;
deMemcpy(dstPtr, srcPtr, size * numComps);
}
}
}
else
throw tcu::InternalError("Unsupported type");
}
void BufferIoExecutor::uploadInputBuffer (const void* const* inputPtrs, int numValues, bool packFloat16Bit)
{
const VkDevice vkDevice = m_context.getDevice();
const DeviceInterface& vk = m_context.getDeviceInterface();
const deUint32 inputStride = getLayoutStride(m_inputLayout);
const int inputBufferSize = inputStride * numValues;
if (inputBufferSize == 0)
return; // No inputs
DE_ASSERT(m_shaderSpec.inputs.size() == m_inputLayout.size());
for (size_t inputNdx = 0; inputNdx < m_shaderSpec.inputs.size(); ++inputNdx)
{
const glu::VarType& varType = m_shaderSpec.inputs[inputNdx].varType;
const VarLayout& layout = m_inputLayout[inputNdx];
copyToBuffer(varType, layout, numValues, inputPtrs[inputNdx], m_inputAlloc->getHostPtr(), packFloat16Bit);
}
flushAlloc(vk, vkDevice, *m_inputAlloc);
}
void BufferIoExecutor::readOutputBuffer (void* const* outputPtrs, int numValues)
{
const VkDevice vkDevice = m_context.getDevice();
const DeviceInterface& vk = m_context.getDeviceInterface();
DE_ASSERT(numValues > 0); // At least some outputs are required.
invalidateAlloc(vk, vkDevice, *m_outputAlloc);
DE_ASSERT(m_shaderSpec.outputs.size() == m_outputLayout.size());
for (size_t outputNdx = 0; outputNdx < m_shaderSpec.outputs.size(); ++outputNdx)
{
const glu::VarType& varType = m_shaderSpec.outputs[outputNdx].varType;
const VarLayout& layout = m_outputLayout[outputNdx];
copyFromBuffer(varType, layout, numValues, m_outputAlloc->getHostPtr(), outputPtrs[outputNdx]);
}
}
void BufferIoExecutor::initBuffers (int numValues)
{
const deUint32 inputStride = getLayoutStride(m_inputLayout);
const deUint32 outputStride = getLayoutStride(m_outputLayout);
// Avoid creating zero-sized buffer/memory
const size_t inputBufferSize = de::max(numValues * inputStride, 1u);
const size_t outputBufferSize = numValues * outputStride;
// Upload data to buffer
const VkDevice vkDevice = m_context.getDevice();
const DeviceInterface& vk = m_context.getDeviceInterface();
const deUint32 queueFamilyIndex = m_context.getUniversalQueueFamilyIndex();
Allocator& memAlloc = m_context.getDefaultAllocator();
const VkBufferCreateInfo inputBufferParams =
{
VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkBufferCreateFlags flags;
inputBufferSize, // VkDeviceSize size;
VK_BUFFER_USAGE_STORAGE_BUFFER_BIT, // VkBufferUsageFlags usage;
VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
1u, // deUint32 queueFamilyCount;
&queueFamilyIndex // const deUint32* pQueueFamilyIndices;
};
m_inputBuffer = createBuffer(vk, vkDevice, &inputBufferParams);
m_inputAlloc = memAlloc.allocate(getBufferMemoryRequirements(vk, vkDevice, *m_inputBuffer), MemoryRequirement::HostVisible);
VK_CHECK(vk.bindBufferMemory(vkDevice, *m_inputBuffer, m_inputAlloc->getMemory(), m_inputAlloc->getOffset()));
const VkBufferCreateInfo outputBufferParams =
{
VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkBufferCreateFlags flags;
outputBufferSize, // VkDeviceSize size;
VK_BUFFER_USAGE_STORAGE_BUFFER_BIT, // VkBufferUsageFlags usage;
VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
1u, // deUint32 queueFamilyCount;
&queueFamilyIndex // const deUint32* pQueueFamilyIndices;
};
m_outputBuffer = createBuffer(vk, vkDevice, &outputBufferParams);
m_outputAlloc = memAlloc.allocate(getBufferMemoryRequirements(vk, vkDevice, *m_outputBuffer), MemoryRequirement::HostVisible);
VK_CHECK(vk.bindBufferMemory(vkDevice, *m_outputBuffer, m_outputAlloc->getMemory(), m_outputAlloc->getOffset()));
}
// ComputeShaderExecutor
class ComputeShaderExecutor : public BufferIoExecutor
{
public:
ComputeShaderExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~ComputeShaderExecutor (void);
static void generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection);
virtual void execute (int numValues, const void* const* inputs, void* const* outputs, VkDescriptorSet extraResources);
protected:
static std::string generateComputeShader (const ShaderSpec& spec);
private:
const VkDescriptorSetLayout m_extraResourcesLayout;
};
ComputeShaderExecutor::ComputeShaderExecutor(Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: BufferIoExecutor (context, shaderSpec)
, m_extraResourcesLayout (extraResourcesLayout)
{
}
ComputeShaderExecutor::~ComputeShaderExecutor (void)
{
}
std::string getTypeSpirv(const glu::DataType type, const bool packFloat16Bit = false)
{
switch(type)
{
case glu::TYPE_FLOAT16:
return "%f16";
case glu::TYPE_FLOAT16_VEC2:
return "%v2f16";
case glu::TYPE_FLOAT16_VEC3:
return "%v3f16";
case glu::TYPE_FLOAT16_VEC4:
return "%v4f16";
case glu::TYPE_FLOAT:
return packFloat16Bit ? "%u32" : "%f32"; // f16 values will be bitcast from ui32.
case glu::TYPE_FLOAT_VEC2:
return packFloat16Bit ? "%v2u32" : "%v2f32"; // f16 values will be bitcast from ui32.
case glu::TYPE_FLOAT_VEC3:
return packFloat16Bit ? "%v3u32" : "%v3f32"; // f16 values will be bitcast from ui32.
case glu::TYPE_FLOAT_VEC4:
return packFloat16Bit ? "%v4u32" : "%v4f32"; // f16 values will be bitcast from ui32.
case glu::TYPE_INT:
return "%i32";
case glu::TYPE_INT_VEC2:
return "%v2i32";
case glu::TYPE_INT_VEC3:
return "%v3i32";
case glu::TYPE_INT_VEC4:
return "%v4i32";
case glu::TYPE_DOUBLE:
return "%f64";
case glu::TYPE_DOUBLE_VEC2:
return "%v2f64";
case glu::TYPE_DOUBLE_VEC3:
return "%v3f64";
case glu::TYPE_DOUBLE_VEC4:
return "%v4f64";
default:
DE_ASSERT(0);
return "";
break;
}
}
std::string moveBitOperation (std::string variableName, const int operationNdx)
{
std::ostringstream src;
src << "\n"
<< "%operation_move_" << operationNdx << " = OpLoad %i32 " << variableName << "\n"
<< "%move1_" << operationNdx << " = OpShiftLeftLogical %i32 %operation_move_"<< operationNdx <<" %c_i32_1\n"
<< "OpStore " << variableName << " %move1_" << operationNdx << "\n";
return src.str();
}
std::string scalarComparison(const std::string operation, const int operationNdx, const glu::DataType type, const std::string& outputType, const int scalarSize)
{
std::ostringstream src;
std::string boolType;
switch (type)
{
case glu::TYPE_FLOAT16:
case glu::TYPE_FLOAT:
case glu::TYPE_DOUBLE:
src << "\n"
<< "%operation_result_" << operationNdx << " = " << operation << " %bool %in0_val %in1_val\n"
<< "OpSelectionMerge %IF_" << operationNdx << " None\n"
<< "OpBranchConditional %operation_result_" << operationNdx << " %label_IF_" << operationNdx << " %IF_" << operationNdx << "\n"
<< "%label_IF_" << operationNdx << " = OpLabel\n"
<< "%operation_val_" << operationNdx << " = OpLoad %i32 %operation\n"
<< "%out_val_" << operationNdx << " = OpLoad %i32 %out\n"
<< "%add_if_" << operationNdx << " = OpIAdd %i32 %out_val_" << operationNdx << " %operation_val_" << operationNdx << "\n"
<< "OpStore %out %add_if_" << operationNdx << "\n"
<< "OpBranch %IF_" << operationNdx << "\n"
<< "%IF_" << operationNdx << " = OpLabel\n";
return src.str();
case glu::TYPE_FLOAT16_VEC2:
case glu::TYPE_FLOAT_VEC2:
case glu::TYPE_DOUBLE_VEC2:
boolType = "%v2bool";
break;
case glu::TYPE_FLOAT16_VEC3:
case glu::TYPE_FLOAT_VEC3:
case glu::TYPE_DOUBLE_VEC3:
boolType = "%v3bool";
break;
case glu::TYPE_FLOAT16_VEC4:
case glu::TYPE_FLOAT_VEC4:
case glu::TYPE_DOUBLE_VEC4:
boolType = "%v4bool";
break;
default:
DE_ASSERT(0);
return "";
break;
}
src << "\n"
<< "%operation_result_" << operationNdx << " = " << operation << " " << boolType << " %in0_val %in1_val\n"
<< "%ivec_result_" << operationNdx << " = OpSelect " << outputType << " %operation_result_" << operationNdx << " %c_" << &outputType[1] << "_1 %c_" << &outputType[1] << "_0\n"
<< "%operation_val_" << operationNdx << " = OpLoad %i32 %operation\n";
src << "%operation_vec_" << operationNdx << " = OpCompositeConstruct " << outputType;
for(int ndx = 0; ndx < scalarSize; ++ndx)
src << " %operation_val_" << operationNdx;
src << "\n";
src << "%toAdd" << operationNdx << " = OpIMul "<< outputType << " %ivec_result_" << operationNdx << " %operation_vec_" << operationNdx <<"\n"
<< "%out_val_" << operationNdx << " = OpLoad "<< outputType << " %out\n"
<< "%add_if_" << operationNdx << " = OpIAdd " << outputType << " %out_val_" << operationNdx << " %toAdd" << operationNdx << "\n"
<< "OpStore %out %add_if_" << operationNdx << "\n";
return src.str();
}
std::string generateSpirv(const ShaderSpec& spec, const bool are16Bit, const bool are64Bit, const bool isMediump)
{
static const std::string COMPARE_OPERATIONS[] =
{
"OpFOrdEqual",
"OpFOrdGreaterThan",
"OpFOrdLessThan",
"OpFOrdGreaterThanEqual",
"OpFOrdLessThanEqual",
"OpFUnordEqual",
"OpFUnordGreaterThan",
"OpFUnordLessThan",
"OpFUnordGreaterThanEqual",
"OpFUnordLessThanEqual"
};
int moveBitNdx = 0;
const std::string inputType1 = getTypeSpirv(spec.inputs[0].varType.getBasicType(), spec.packFloat16Bit);
const std::string inputType2 = getTypeSpirv(spec.inputs[1].varType.getBasicType(), spec.packFloat16Bit);
const std::string outputType = getTypeSpirv(spec.outputs[0].varType.getBasicType(), spec.packFloat16Bit);
const std::string packType = spec.packFloat16Bit ? getTypeSpirv(getDataTypeFloat16Scalars(spec.inputs[0].varType.getBasicType())) : "";
const bool floatResult = glu::isDataTypeFloatType(spec.outputs[0].varType.getBasicType());
const bool packFloatRes = (floatResult && spec.packFloat16Bit);
const bool useF32Types = (!are16Bit && !are64Bit);
const bool useF64Types = are64Bit;
const bool useF16Types = (spec.packFloat16Bit || are16Bit);
if (floatResult)
DE_ASSERT(spec.spirvCase == SPIRV_CASETYPE_FREM);
std::ostringstream src;
src << "; SPIR-V\n"
"; Version: 1.0\n"
"; Generator: Khronos Glslang Reference Front End; 4\n"
"; Bound: 114\n"
"; Schema: 0\n"
"OpCapability Shader\n";
if (useF16Types)
src << "OpCapability Float16\n";
if (are16Bit)
src << "OpCapability StorageBuffer16BitAccess\n"
"OpCapability UniformAndStorageBuffer16BitAccess\n";
if (useF64Types)
src << "OpCapability Float64\n";
if (are16Bit)
src << "OpExtension \"SPV_KHR_16bit_storage\"\n";
src << "%1 = OpExtInstImport \"GLSL.std.450\"\n"
"OpMemoryModel Logical GLSL450\n"
"OpEntryPoint GLCompute %BP_main \"main\" %BP_id3uNum %BP_id3uID\n"
"OpExecutionMode %BP_main LocalSize 1 1 1\n"
"OpDecorate %BP_id3uNum BuiltIn NumWorkgroups\n"
"OpDecorate %BP_id3uID BuiltIn WorkgroupId\n";
//input offset
{
int offset = 0;
int ndx = 0;
for (vector<Symbol>::const_iterator symIter = spec.inputs.begin(); symIter != spec.inputs.end(); ++symIter)
{
src << "OpMemberDecorate %SSB0_IN "<< ndx <<" Offset " << offset << "\n";
++ndx;
const int scalarSize = symIter->varType.getScalarSize();
offset += (scalarSize + ((scalarSize == 3) ? 1 : 0)) * (isDataTypeDoubleType(symIter->varType.getBasicType()) ? (int)sizeof(deUint64) : (isDataTypeFloat16OrVec(symIter->varType.getBasicType()) ? (int)sizeof(deUint16) : (int)sizeof(deUint32)));
}
src << "OpDecorate %up_SSB0_IN ArrayStride "<< offset << "\n";
}
src << "OpMemberDecorate %ssboIN 0 Offset 0\n"
"OpDecorate %ssboIN BufferBlock\n"
"OpDecorate %ssbo_src DescriptorSet 0\n"
"OpDecorate %ssbo_src Binding 0\n"
"\n";
if (isMediump)
{
src << "OpMemberDecorate %SSB0_IN 1 RelaxedPrecision\n"
"OpDecorate %in0 RelaxedPrecision\n"
"OpMemberDecorate %SSB0_IN 0 RelaxedPrecision\n"
"OpDecorate %src_val_0_0 RelaxedPrecision\n"
"OpDecorate %src_val_0_0 RelaxedPrecision\n"
"OpDecorate %in1 RelaxedPrecision\n"
"OpDecorate %src_val_0_1 RelaxedPrecision\n"
"OpDecorate %src_val_0_1 RelaxedPrecision\n"
"OpDecorate %in0_val RelaxedPrecision\n"
"OpDecorate %in1_val RelaxedPrecision\n"
"OpDecorate %in0_val RelaxedPrecision\n"
"OpDecorate %in1_val RelaxedPrecision\n"
"OpMemberDecorate %SSB0_OUT 0 RelaxedPrecision\n";
if (floatResult)
{
src <<
"OpDecorate %out RelaxedPrecision\n"
"OpDecorate %frem_result RelaxedPrecision\n"
"OpDecorate %out_val_final RelaxedPrecision\n";
}
}
//output offset
{
int offset = 0;
int ndx = 0;
for (vector<Symbol>::const_iterator symIter = spec.outputs.begin(); symIter != spec.outputs.end(); ++symIter)
{
src << "OpMemberDecorate %SSB0_OUT " << ndx << " Offset " << offset << "\n";
++ndx;
const int scalarSize = symIter->varType.getScalarSize();
offset += (scalarSize + ((scalarSize == 3) ? 1 : 0)) * (isDataTypeDoubleType(symIter->varType.getBasicType()) ? (int)sizeof(deUint64) : (isDataTypeFloat16OrVec(symIter->varType.getBasicType()) ? (int)sizeof(deUint16) : (int)sizeof(deUint32)));
}
src << "OpDecorate %up_SSB0_OUT ArrayStride " << offset << "\n";
}
src << "OpMemberDecorate %ssboOUT 0 Offset 0\n"
"OpDecorate %ssboOUT BufferBlock\n"
"OpDecorate %ssbo_dst DescriptorSet 0\n"
"OpDecorate %ssbo_dst Binding 1\n"
"\n"
"%void = OpTypeVoid\n"
"%bool = OpTypeBool\n"
"%v2bool = OpTypeVector %bool 2\n"
"%v3bool = OpTypeVector %bool 3\n"
"%v4bool = OpTypeVector %bool 4\n"
"%u32 = OpTypeInt 32 0\n";
if (useF32Types)
src << "%f32 = OpTypeFloat 32\n"
"%v2f32 = OpTypeVector %f32 2\n"
"%v3f32 = OpTypeVector %f32 3\n"
"%v4f32 = OpTypeVector %f32 4\n";
if (useF64Types)
src << "%f64 = OpTypeFloat 64\n"
"%v2f64 = OpTypeVector %f64 2\n"
"%v3f64 = OpTypeVector %f64 3\n"
"%v4f64 = OpTypeVector %f64 4\n";
if (useF16Types)
src << "%f16 = OpTypeFloat 16\n"
"%v2f16 = OpTypeVector %f16 2\n"
"%v3f16 = OpTypeVector %f16 3\n"
"%v4f16 = OpTypeVector %f16 4\n";
src << "%i32 = OpTypeInt 32 1\n"
"%v2i32 = OpTypeVector %i32 2\n"
"%v3i32 = OpTypeVector %i32 3\n"
"%v4i32 = OpTypeVector %i32 4\n"
"%v2u32 = OpTypeVector %u32 2\n"
"%v3u32 = OpTypeVector %u32 3\n"
"%v4u32 = OpTypeVector %u32 4\n"
"\n"
"%ip_u32 = OpTypePointer Input %u32\n"
"%ip_v3u32 = OpTypePointer Input %v3u32\n"
"%up_float = OpTypePointer Uniform " << inputType1 << "\n"
"\n"
"%voidf = OpTypeFunction %void\n"
"%fp_u32 = OpTypePointer Function %u32\n"
"%fp_out = OpTypePointer Function " << outputType << "\n"
"%fp_it1 = OpTypePointer Function " << inputType1 << "\n"
"%fp_operation = OpTypePointer Function %i32\n";
if (spec.packFloat16Bit)
src << "%fp_f16 = OpTypePointer Function " << packType << "\n";
src << "%BP_id3uID = OpVariable %ip_v3u32 Input\n"
"%BP_id3uNum = OpVariable %ip_v3u32 Input\n"
"%up_out = OpTypePointer Uniform " << outputType << "\n"
"\n"
"%c_u32_0 = OpConstant %u32 0\n"
"%c_u32_1 = OpConstant %u32 1\n"
"%c_u32_2 = OpConstant %u32 2\n"
"%c_i32_0 = OpConstant %i32 0\n"
"%c_i32_1 = OpConstant %i32 1\n"
"\n";
if (useF32Types)
src <<
"%c_f32_0 = OpConstant %f32 0\n"
"%c_f32_1 = OpConstant %f32 1\n"
;
if (useF16Types)
src <<
"%c_f16_0 = OpConstant %f16 0\n"
"%c_f16_1 = OpConstant %f16 1\n"
"%c_f16_minus1 = OpConstant %f16 -0x1p+0"
;
if (useF64Types)
src <<
"%c_f64_0 = OpConstant %f64 0\n"
"%c_f64_1 = OpConstant %f64 1\n"
;
src << "\n"
"%c_v2i32_0 = OpConstantComposite %v2i32 %c_i32_0 %c_i32_0\n"
"%c_v2i32_1 = OpConstantComposite %v2i32 %c_i32_1 %c_i32_1\n"
"%c_v3i32_0 = OpConstantComposite %v3i32 %c_i32_0 %c_i32_0 %c_i32_0\n"
"%c_v3i32_1 = OpConstantComposite %v3i32 %c_i32_1 %c_i32_1 %c_i32_1\n"
"%c_v4i32_0 = OpConstantComposite %v4i32 %c_i32_0 %c_i32_0 %c_i32_0 %c_i32_0\n"
"%c_v4i32_1 = OpConstantComposite %v4i32 %c_i32_1 %c_i32_1 %c_i32_1 %c_i32_1\n"
"\n";
if (useF32Types)
src <<
"%c_v2f32_0 = OpConstantComposite %v2f32 %c_f32_0 %c_f32_0\n"
"%c_v2f32_1 = OpConstantComposite %v2f32 %c_f32_1 %c_f32_1\n"
"%c_v3f32_0 = OpConstantComposite %v3f32 %c_f32_0 %c_f32_0 %c_f32_0\n"
"%c_v3f32_1 = OpConstantComposite %v3f32 %c_f32_1 %c_f32_1 %c_f32_1\n"
"%c_v4f32_0 = OpConstantComposite %v4f32 %c_f32_0 %c_f32_0 %c_f32_0 %c_f32_0\n"
"%c_v4f32_1 = OpConstantComposite %v4f32 %c_f32_1 %c_f32_1 %c_f32_1 %c_f32_1\n"
;
if (useF16Types)
src <<
"%c_v2f16_0 = OpConstantComposite %v2f16 %c_f16_0 %c_f16_0\n"
"%c_v2f16_1 = OpConstantComposite %v2f16 %c_f16_1 %c_f16_1\n"
"%c_v3f16_0 = OpConstantComposite %v3f16 %c_f16_0 %c_f16_0 %c_f16_0\n"
"%c_v3f16_1 = OpConstantComposite %v3f16 %c_f16_1 %c_f16_1 %c_f16_1\n"
"%c_v4f16_0 = OpConstantComposite %v4f16 %c_f16_0 %c_f16_0 %c_f16_0 %c_f16_0\n"
"%c_v4f16_1 = OpConstantComposite %v4f16 %c_f16_1 %c_f16_1 %c_f16_1 %c_f16_1\n"
;
if (useF64Types)
src <<
"%c_v2f64_0 = OpConstantComposite %v2f64 %c_f64_0 %c_f64_0\n"
"%c_v2f64_1 = OpConstantComposite %v2f64 %c_f64_1 %c_f64_1\n"
"%c_v3f64_0 = OpConstantComposite %v3f64 %c_f64_0 %c_f64_0 %c_f64_0\n"
"%c_v3f64_1 = OpConstantComposite %v3f64 %c_f64_1 %c_f64_1 %c_f64_1\n"
"%c_v4f64_0 = OpConstantComposite %v4f64 %c_f64_0 %c_f64_0 %c_f64_0 %c_f64_0\n"
"%c_v4f64_1 = OpConstantComposite %v4f64 %c_f64_1 %c_f64_1 %c_f64_1 %c_f64_1\n"
;
src << "\n"
"%SSB0_IN = OpTypeStruct " << inputType1 << " " << inputType2 << "\n"
"%up_SSB0_IN = OpTypeRuntimeArray %SSB0_IN\n"
"%ssboIN = OpTypeStruct %up_SSB0_IN\n"
"%up_ssboIN = OpTypePointer Uniform %ssboIN\n"
"%ssbo_src = OpVariable %up_ssboIN Uniform\n"
"\n"
"%SSB0_OUT = OpTypeStruct " << outputType << "\n"
"%up_SSB0_OUT = OpTypeRuntimeArray %SSB0_OUT\n"
"%ssboOUT = OpTypeStruct %up_SSB0_OUT\n"
"%up_ssboOUT = OpTypePointer Uniform %ssboOUT\n"
"%ssbo_dst = OpVariable %up_ssboOUT Uniform\n"
"\n"
"%BP_main = OpFunction %void None %voidf\n"
"%BP_label = OpLabel\n"
"%invocationNdx = OpVariable %fp_u32 Function\n";
if (spec.packFloat16Bit)
src << "%in0 = OpVariable %fp_f16 Function\n"
"%in1 = OpVariable %fp_f16 Function\n";
else
src << "%in0 = OpVariable %fp_it1 Function\n"
"%in1 = OpVariable %fp_it1 Function\n";
src << "%out = OpVariable " << (packFloatRes ? "%fp_f16" : "%fp_out") << " Function\n";
src << "%operation = OpVariable %fp_operation Function\n"
"%BP_id_0_ptr = OpAccessChain %ip_u32 %BP_id3uID %c_u32_0\n"
"%BP_id_1_ptr = OpAccessChain %ip_u32 %BP_id3uID %c_u32_1\n"
"%BP_id_2_ptr = OpAccessChain %ip_u32 %BP_id3uID %c_u32_2\n"
"%BP_num_0_ptr = OpAccessChain %ip_u32 %BP_id3uNum %c_u32_0\n"
"%BP_num_1_ptr = OpAccessChain %ip_u32 %BP_id3uNum %c_u32_1\n"
"%BP_id_0_val = OpLoad %u32 %BP_id_0_ptr\n"
"%BP_id_1_val = OpLoad %u32 %BP_id_1_ptr\n"
"%BP_id_2_val = OpLoad %u32 %BP_id_2_ptr\n"
"%BP_num_0_val = OpLoad %u32 %BP_num_0_ptr\n"
"%BP_num_1_val = OpLoad %u32 %BP_num_1_ptr\n"
"\n"
"%mul_1 = OpIMul %u32 %BP_num_0_val %BP_num_1_val\n"
"%mul_2 = OpIMul %u32 %mul_1 %BP_id_2_val\n"
"%mul_3 = OpIMul %u32 %BP_num_0_val %BP_id_1_val\n"
"%add_1 = OpIAdd %u32 %mul_2 %mul_3\n"
"%add_2 = OpIAdd %u32 %add_1 %BP_id_0_val\n"
"OpStore %invocationNdx %add_2\n"
"%invocationNdx_val = OpLoad %u32 %invocationNdx\n"
"\n"
"%src_ptr_0_0 = OpAccessChain %up_float %ssbo_src %c_i32_0 %invocationNdx_val %c_i32_0\n"
"%src_val_0_0 = OpLoad " << inputType1 << " %src_ptr_0_0\n";
if (spec.packFloat16Bit)
{
if (spec.inputs[0].varType.getScalarSize() > 1)
{
// Extract the val0 u32 input channels into individual f16 values.
for (int i=0;i<spec.inputs[0].varType.getScalarSize();++i)
{
src << "%src_val_0_0_" << i << " = OpCompositeExtract %u32 %src_val_0_0 " << i << "\n"
"%val_v2f16_0_0_" << i << " = OpBitcast %v2f16 %src_val_0_0_" << i << "\n"
"%val_f16_0_0_" << i << " = OpCompositeExtract %f16 %val_v2f16_0_0_" << i << " 0\n";
}
if (spec.inputs[0].varType.getScalarSize() > 1)
{
// Construct the input vector.
src << "%val_f16_0_0 = OpCompositeConstruct " << packType;
for (int i=0;i<spec.inputs[0].varType.getScalarSize();++i)
{
src << " %val_f16_0_0_" << i;
}
src << "\n";
src << "OpStore %in0 %val_f16_0_0\n";
}
}
else
{
src << "%val_v2f16_0_0 = OpBitcast %v2f16 %src_val_0_0\n"
"%val_f16_0_0 = OpCompositeExtract %f16 %val_v2f16_0_0 0\n";
src << "OpStore %in0 %val_f16_0_0\n";
}
}
else
src << "OpStore %in0 %src_val_0_0\n";
src << "\n"
"%src_ptr_0_1 = OpAccessChain %up_float %ssbo_src %c_i32_0 %invocationNdx_val %c_i32_1\n"
"%src_val_0_1 = OpLoad " << inputType2 << " %src_ptr_0_1\n";
if (spec.packFloat16Bit)
{
if (spec.inputs[0].varType.getScalarSize() > 1)
{
// Extract the val1 u32 input channels into individual f16 values.
for (int i=0;i<spec.inputs[0].varType.getScalarSize();++i)
{
src << "%src_val_0_1_" << i << " = OpCompositeExtract %u32 %src_val_0_1 " << i << "\n"
"%val_v2f16_0_1_" << i << " = OpBitcast %v2f16 %src_val_0_1_" << i << "\n"
"%val_f16_0_1_" << i << " = OpCompositeExtract %f16 %val_v2f16_0_1_" << i << " 0\n";
}
if (spec.inputs[0].varType.getScalarSize() > 1)
{
// Construct the input vector.
src << "%val_f16_0_1 = OpCompositeConstruct " << packType;
for (int i=0;i<spec.inputs[0].varType.getScalarSize();++i)
{
src << " %val_f16_0_1_" << i;
}
src << "\n";
src << "OpStore %in1 %val_f16_0_1\n";
}
}
else
{
src << "%val_v2f16_0_1 = OpBitcast %v2f16 %src_val_0_1\n"
"%val_f16_0_1 = OpCompositeExtract %f16 %val_v2f16_0_1 0\n";
src << "OpStore %in1 %val_f16_0_1\n";
}
}
else
src << "OpStore %in1 %src_val_0_1\n";
src << "\n"
"OpStore %operation %c_i32_1\n"
"OpStore %out %c_" << (packFloatRes ? &packType[1] : &outputType[1]) << "_0\n"
"\n";
if (spec.packFloat16Bit)
src << "%in0_val = OpLoad " << packType << " %in0\n"
"%in1_val = OpLoad " << packType << " %in1\n";
else
src << "%in0_val = OpLoad " << inputType1 << " %in0\n"
"%in1_val = OpLoad " << inputType2 << " %in1\n";
src << "\n";
switch (spec.spirvCase)
{
case SPIRV_CASETYPE_COMPARE:
for (int operationNdx = 0; operationNdx < DE_LENGTH_OF_ARRAY(COMPARE_OPERATIONS); ++operationNdx)
{
src << scalarComparison (COMPARE_OPERATIONS[operationNdx], operationNdx,
spec.inputs[0].varType.getBasicType(),
outputType,
spec.outputs[0].varType.getScalarSize());
src << moveBitOperation("%operation", moveBitNdx);
++moveBitNdx;
}
break;
case SPIRV_CASETYPE_FREM:
src << "%frem_result = OpFRem " << (packFloatRes ? packType : outputType) << " %in0_val %in1_val\n"
<< "OpStore %out %frem_result\n";
break;
default:
DE_ASSERT(false);
break;
}
src << "\n"
"%out_val_final = OpLoad " << (packFloatRes ? packType : outputType) << " %out\n"
"%ssbo_dst_ptr = OpAccessChain %up_out %ssbo_dst %c_i32_0 %invocationNdx_val %c_i32_0\n";
if (packFloatRes)
{
if (spec.inputs[0].varType.getScalarSize() > 1)
{
for (int i = 0; i < spec.inputs[0].varType.getScalarSize(); ++i)
{
src << "%out_val_final_" << i << " = OpCompositeExtract %f16 %out_val_final " << i << "\n";
src << "%out_composite_" << i << " = OpCompositeConstruct %v2f16 %out_val_final_" << i << " %c_f16_minus1\n";
src << "%u32_val_" << i << " = OpBitcast %u32 %out_composite_" << i << "\n";
}
src << "%u32_final_val = OpCompositeConstruct " << outputType;
for (int i = 0; i < spec.inputs[0].varType.getScalarSize(); ++i)
src << " %u32_val_" << i;
src << "\n";
src << "OpStore %ssbo_dst_ptr %u32_final_val\n";
}
else
{
src <<
"%out_composite = OpCompositeConstruct %v2f16 %out_val_final %c_f16_minus1\n"
"%out_result = OpBitcast " << outputType << " %out_composite\n"
"OpStore %ssbo_dst_ptr %out_result\n";
}
}
else
{
src << "OpStore %ssbo_dst_ptr %out_val_final\n";
}
src << "\n"
"OpReturn\n"
"OpFunctionEnd\n";
return src.str();
}
std::string ComputeShaderExecutor::generateComputeShader (const ShaderSpec& spec)
{
if (spec.spirvCase != SPIRV_CASETYPE_NONE)
{
bool are16Bit = false;
bool are64Bit = false;
bool isMediump = false;
for (vector<Symbol>::const_iterator symIter = spec.inputs.begin(); symIter != spec.inputs.end(); ++symIter)
{
if (glu::isDataTypeFloat16OrVec(symIter->varType.getBasicType()))
are16Bit = true;
if (glu::isDataTypeDoubleType(symIter->varType.getBasicType()))
are64Bit = true;
if (symIter->varType.getPrecision() == glu::PRECISION_MEDIUMP)
isMediump = true;
if (isMediump && are16Bit)
break;
}
return generateSpirv(spec, are16Bit, are64Bit, isMediump);
}
else
{
std::ostringstream src;
src << glu::getGLSLVersionDeclaration(spec.glslVersion) << "\n";
if (!spec.globalDeclarations.empty())
src << spec.globalDeclarations << "\n";
src << "layout(local_size_x = 1) in;\n"
<< "\n";
declareBufferBlocks(src, spec);
src << "void main (void)\n"
<< "{\n"
<< " uint invocationNdx = gl_NumWorkGroups.x*gl_NumWorkGroups.y*gl_WorkGroupID.z\n"
<< " + gl_NumWorkGroups.x*gl_WorkGroupID.y + gl_WorkGroupID.x;\n";
generateExecBufferIo(src, spec, "invocationNdx");
src << "}\n";
return src.str();
}
}
void ComputeShaderExecutor::generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection)
{
if (shaderSpec.spirvCase != SPIRV_CASETYPE_NONE)
programCollection.spirvAsmSources.add("compute") << SpirVAsmBuildOptions(programCollection.usedVulkanVersion, SPIRV_VERSION_1_3) << generateComputeShader(shaderSpec);
else
programCollection.glslSources.add("compute") << glu::ComputeSource(generateComputeShader(shaderSpec)) << shaderSpec.buildOptions;
}
void ComputeShaderExecutor::execute (int numValues, const void* const* inputs, void* const* outputs, VkDescriptorSet extraResources)
{
const VkDevice vkDevice = m_context.getDevice();
const DeviceInterface& vk = m_context.getDeviceInterface();
const VkQueue queue = m_context.getUniversalQueue();
const deUint32 queueFamilyIndex = m_context.getUniversalQueueFamilyIndex();
DescriptorPoolBuilder descriptorPoolBuilder;
DescriptorSetLayoutBuilder descriptorSetLayoutBuilder;
Move<VkShaderModule> computeShaderModule;
Move<VkPipeline> computePipeline;
Move<VkPipelineLayout> pipelineLayout;
Move<VkCommandPool> cmdPool;
Move<VkDescriptorPool> descriptorPool;
Move<VkDescriptorSetLayout> descriptorSetLayout;
Move<VkDescriptorSet> descriptorSet;
const deUint32 numDescriptorSets = (m_extraResourcesLayout != 0) ? 2u : 1u;
DE_ASSERT((m_extraResourcesLayout != 0) == (extraResources != 0));
initBuffers(numValues);
// Setup input buffer & copy data
// For spirv shaders using packed 16 bit float values as input, the floats are converted to 16 bit before
// storing in the lower 16 bits of 32 bit integers in the uniform buffer and cast back to 16 bit floats in
// the shader.
uploadInputBuffer(inputs, numValues, m_shaderSpec.packFloat16Bit && (m_shaderSpec.spirvCase != SPIRV_CASETYPE_NONE));
// Create command pool
cmdPool = createCommandPool(vk, vkDevice, VK_COMMAND_POOL_CREATE_TRANSIENT_BIT, queueFamilyIndex);
// Create command buffer
descriptorSetLayoutBuilder.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_COMPUTE_BIT);
descriptorPoolBuilder.addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER);
descriptorSetLayoutBuilder.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_COMPUTE_BIT);
descriptorPoolBuilder.addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER);
descriptorSetLayout = descriptorSetLayoutBuilder.build(vk, vkDevice);
descriptorPool = descriptorPoolBuilder.build(vk, vkDevice, VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u);
const VkDescriptorSetAllocateInfo allocInfo =
{
VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
DE_NULL,
*descriptorPool,
1u,
&*descriptorSetLayout
};
descriptorSet = allocateDescriptorSet(vk, vkDevice, &allocInfo);
// Create pipeline layout
{
const VkDescriptorSetLayout descriptorSetLayouts[] =
{
*descriptorSetLayout,
m_extraResourcesLayout
};
const VkPipelineLayoutCreateInfo pipelineLayoutParams =
{
VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineLayoutCreateFlags)0, // VkPipelineLayoutCreateFlags flags;
numDescriptorSets, // deUint32 CdescriptorSetCount;
descriptorSetLayouts, // const VkDescriptorSetLayout* pSetLayouts;
0u, // deUint32 pushConstantRangeCount;
DE_NULL // const VkPushConstantRange* pPushConstantRanges;
};
pipelineLayout = createPipelineLayout(vk, vkDevice, &pipelineLayoutParams);
}
// Create shaders
{
computeShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("compute"), 0);
}
// create pipeline
{
const VkPipelineShaderStageCreateInfo shaderStageParams[1] =
{
{
VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineShaderStageCreateFlags)0u, // VkPipelineShaderStageCreateFlags flags;
VK_SHADER_STAGE_COMPUTE_BIT, // VkShaderStageFlagsBit stage;
*computeShaderModule, // VkShaderModule shader;
"main", // const char* pName;
DE_NULL // const VkSpecializationInfo* pSpecializationInfo;
}
};
const VkComputePipelineCreateInfo computePipelineParams =
{
VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineCreateFlags)0, // VkPipelineCreateFlags flags;
*shaderStageParams, // VkPipelineShaderStageCreateInfo cs;
*pipelineLayout, // VkPipelineLayout layout;
0u, // VkPipeline basePipelineHandle;
0u, // int32_t basePipelineIndex;
};
computePipeline = createComputePipeline(vk, vkDevice, DE_NULL, &computePipelineParams);
}
const int maxValuesPerInvocation = m_context.getDeviceProperties().limits.maxComputeWorkGroupSize[0];
int curOffset = 0;
const deUint32 inputStride = getInputStride();
const deUint32 outputStride = getOutputStride();
while (curOffset < numValues)
{
Move<VkCommandBuffer> cmdBuffer;
const int numToExec = de::min(maxValuesPerInvocation, numValues-curOffset);
// Update descriptors
{
DescriptorSetUpdateBuilder descriptorSetUpdateBuilder;
const VkDescriptorBufferInfo outputDescriptorBufferInfo =
{
*m_outputBuffer, // VkBuffer buffer;
curOffset * outputStride, // VkDeviceSize offset;
numToExec * outputStride // VkDeviceSize range;
};
descriptorSetUpdateBuilder.writeSingle(*descriptorSet, vk::DescriptorSetUpdateBuilder::Location::binding((deUint32)OUTPUT_BUFFER_BINDING), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &outputDescriptorBufferInfo);
if (inputStride)
{
const VkDescriptorBufferInfo inputDescriptorBufferInfo =
{
*m_inputBuffer, // VkBuffer buffer;
curOffset * inputStride, // VkDeviceSize offset;
numToExec * inputStride // VkDeviceSize range;
};
descriptorSetUpdateBuilder.writeSingle(*descriptorSet, vk::DescriptorSetUpdateBuilder::Location::binding((deUint32)INPUT_BUFFER_BINDING), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &inputDescriptorBufferInfo);
}
descriptorSetUpdateBuilder.update(vk, vkDevice);
}
cmdBuffer = allocateCommandBuffer(vk, vkDevice, *cmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
beginCommandBuffer(vk, *cmdBuffer);
vk.cmdBindPipeline(*cmdBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *computePipeline);
{
const VkDescriptorSet descriptorSets[] = { *descriptorSet, extraResources };
vk.cmdBindDescriptorSets(*cmdBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *pipelineLayout, 0u, numDescriptorSets, descriptorSets, 0u, DE_NULL);
}
vk.cmdDispatch(*cmdBuffer, numToExec, 1, 1);
// Insert a barrier so data written by the shader is available to the host
{
const VkBufferMemoryBarrier bufferBarrier =
{
VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, // VkStructureType sType;
DE_NULL, // const void* pNext;
VK_ACCESS_SHADER_WRITE_BIT, // VkAccessFlags srcAccessMask;
VK_ACCESS_HOST_READ_BIT, // VkAccessFlags dstAccessMask;
VK_QUEUE_FAMILY_IGNORED, // uint32_t srcQueueFamilyIndex;
VK_QUEUE_FAMILY_IGNORED, // uint32_t dstQueueFamilyIndex;
*m_outputBuffer, // VkBuffer buffer;
0, // VkDeviceSize offset;
VK_WHOLE_SIZE, // VkDeviceSize size;
};
vk.cmdPipelineBarrier(*cmdBuffer, vk::VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, vk::VK_PIPELINE_STAGE_HOST_BIT, (VkDependencyFlags)0,
0, (const VkMemoryBarrier*)DE_NULL,
1, &bufferBarrier,
0, (const VkImageMemoryBarrier*)DE_NULL);
}
endCommandBuffer(vk, *cmdBuffer);
curOffset += numToExec;
// Execute
submitCommandsAndWait(vk, vkDevice, queue, cmdBuffer.get());
}
// Read back data
readOutputBuffer(outputs, numValues);
}
// Tessellation utils
static std::string generateVertexShaderForTess (void)
{
std::ostringstream src;
src << "#version 450\n"
<< "void main (void)\n{\n"
<< " gl_Position = vec4(gl_VertexIndex/2, gl_VertexIndex%2, 0.0, 1.0);\n"
<< "}\n";
return src.str();
}
class TessellationExecutor : public BufferIoExecutor
{
public:
TessellationExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~TessellationExecutor (void);
void renderTess (deUint32 numValues, deUint32 vertexCount, deUint32 patchControlPoints, VkDescriptorSet extraResources);
private:
const VkDescriptorSetLayout m_extraResourcesLayout;
};
TessellationExecutor::TessellationExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: BufferIoExecutor (context, shaderSpec)
, m_extraResourcesLayout (extraResourcesLayout)
{
const VkPhysicalDeviceFeatures& features = context.getDeviceFeatures();
if (!features.tessellationShader)
TCU_THROW(NotSupportedError, "Tessellation shader is not supported by device");
}
TessellationExecutor::~TessellationExecutor (void)
{
}
void TessellationExecutor::renderTess (deUint32 numValues, deUint32 vertexCount, deUint32 patchControlPoints, VkDescriptorSet extraResources)
{
const size_t inputBufferSize = numValues * getInputStride();
const VkDevice vkDevice = m_context.getDevice();
const DeviceInterface& vk = m_context.getDeviceInterface();
const VkQueue queue = m_context.getUniversalQueue();
const deUint32 queueFamilyIndex = m_context.getUniversalQueueFamilyIndex();
Allocator& memAlloc = m_context.getDefaultAllocator();
const tcu::UVec2 renderSize (DEFAULT_RENDER_WIDTH, DEFAULT_RENDER_HEIGHT);
Move<VkImage> colorImage;
de::MovePtr<Allocation> colorImageAlloc;
VkFormat colorFormat = VK_FORMAT_R8G8B8A8_UNORM;
Move<VkImageView> colorImageView;
Move<VkRenderPass> renderPass;
Move<VkFramebuffer> framebuffer;
Move<VkPipelineLayout> pipelineLayout;
Move<VkPipeline> graphicsPipeline;
Move<VkShaderModule> vertexShaderModule;
Move<VkShaderModule> tessControlShaderModule;
Move<VkShaderModule> tessEvalShaderModule;
Move<VkShaderModule> fragmentShaderModule;
Move<VkCommandPool> cmdPool;
Move<VkCommandBuffer> cmdBuffer;
Move<VkDescriptorPool> descriptorPool;
Move<VkDescriptorSetLayout> descriptorSetLayout;
Move<VkDescriptorSet> descriptorSet;
const deUint32 numDescriptorSets = (m_extraResourcesLayout != 0) ? 2u : 1u;
DE_ASSERT((m_extraResourcesLayout != 0) == (extraResources != 0));
// Create color image
{
const VkImageCreateInfo colorImageParams =
{
VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkImageCreateFlags flags;
VK_IMAGE_TYPE_2D, // VkImageType imageType;
colorFormat, // VkFormat format;
{ renderSize.x(), renderSize.y(), 1u }, // VkExtent3D extent;
1u, // deUint32 mipLevels;
1u, // deUint32 arraySize;
VK_SAMPLE_COUNT_1_BIT, // VkSampleCountFlagBits samples;
VK_IMAGE_TILING_OPTIMAL, // VkImageTiling tiling;
VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT, // VkImageUsageFlags usage;
VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
1u, // deUint32 queueFamilyCount;
&queueFamilyIndex, // const deUint32* pQueueFamilyIndices;
VK_IMAGE_LAYOUT_UNDEFINED // VkImageLayout initialLayout;
};
colorImage = createImage(vk, vkDevice, &colorImageParams);
// Allocate and bind color image memory
colorImageAlloc = memAlloc.allocate(getImageMemoryRequirements(vk, vkDevice, *colorImage), MemoryRequirement::Any);
VK_CHECK(vk.bindImageMemory(vkDevice, *colorImage, colorImageAlloc->getMemory(), colorImageAlloc->getOffset()));
}
// Create color attachment view
{
const VkImageViewCreateInfo colorImageViewParams =
{
VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkImageViewCreateFlags flags;
*colorImage, // VkImage image;
VK_IMAGE_VIEW_TYPE_2D, // VkImageViewType viewType;
colorFormat, // VkFormat format;
{
VK_COMPONENT_SWIZZLE_R, // VkComponentSwizzle r;
VK_COMPONENT_SWIZZLE_G, // VkComponentSwizzle g;
VK_COMPONENT_SWIZZLE_B, // VkComponentSwizzle b;
VK_COMPONENT_SWIZZLE_A // VkComponentSwizzle a;
}, // VkComponentsMapping components;
{
VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspectFlags aspectMask;
0u, // deUint32 baseMipLevel;
1u, // deUint32 mipLevels;
0u, // deUint32 baseArraylayer;
1u // deUint32 layerCount;
} // VkImageSubresourceRange subresourceRange;
};
colorImageView = createImageView(vk, vkDevice, &colorImageViewParams);
}
// Create render pass
{
const VkAttachmentDescription colorAttachmentDescription =
{
0u, // VkAttachmentDescriptorFlags flags;
colorFormat, // VkFormat format;
VK_SAMPLE_COUNT_1_BIT, // VkSampleCountFlagBits samples;
VK_ATTACHMENT_LOAD_OP_CLEAR, // VkAttachmentLoadOp loadOp;
VK_ATTACHMENT_STORE_OP_STORE, // VkAttachmentStoreOp storeOp;
VK_ATTACHMENT_LOAD_OP_DONT_CARE, // VkAttachmentLoadOp stencilLoadOp;
VK_ATTACHMENT_STORE_OP_DONT_CARE, // VkAttachmentStoreOp stencilStoreOp;
VK_IMAGE_LAYOUT_UNDEFINED, // VkImageLayout initialLayout;
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL // VkImageLayout finalLayout
};
const VkAttachmentDescription attachments[1] =
{
colorAttachmentDescription
};
const VkAttachmentReference colorAttachmentReference =
{
0u, // deUint32 attachment;
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL // VkImageLayout layout;
};
const VkSubpassDescription subpassDescription =
{
0u, // VkSubpassDescriptionFlags flags;
VK_PIPELINE_BIND_POINT_GRAPHICS, // VkPipelineBindPoint pipelineBindPoint;
0u, // deUint32 inputCount;
DE_NULL, // const VkAttachmentReference* pInputAttachments;
1u, // deUint32 colorCount;
&colorAttachmentReference, // const VkAttachmentReference* pColorAttachments;
DE_NULL, // const VkAttachmentReference* pResolveAttachments;
DE_NULL, // VkAttachmentReference depthStencilAttachment;
0u, // deUint32 preserveCount;
DE_NULL // const VkAttachmentReference* pPreserveAttachments;
};
const VkRenderPassCreateInfo renderPassParams =
{
VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkRenderPassCreateFlags flags;
1u, // deUint32 attachmentCount;
attachments, // const VkAttachmentDescription* pAttachments;
1u, // deUint32 subpassCount;
&subpassDescription, // const VkSubpassDescription* pSubpasses;
0u, // deUint32 dependencyCount;
DE_NULL // const VkSubpassDependency* pDependencies;
};
renderPass = createRenderPass(vk, vkDevice, &renderPassParams);
}
// Create framebuffer
{
const VkFramebufferCreateInfo framebufferParams =
{
VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
0u, // VkFramebufferCreateFlags flags;
*renderPass, // VkRenderPass renderPass;
1u, // deUint32 attachmentCount;
&*colorImageView, // const VkAttachmentBindInfo* pAttachments;
(deUint32)renderSize.x(), // deUint32 width;
(deUint32)renderSize.y(), // deUint32 height;
1u // deUint32 layers;
};
framebuffer = createFramebuffer(vk, vkDevice, &framebufferParams);
}
// Create descriptors
{
DescriptorPoolBuilder descriptorPoolBuilder;
DescriptorSetLayoutBuilder descriptorSetLayoutBuilder;
descriptorSetLayoutBuilder.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_ALL);
descriptorPoolBuilder.addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER);
descriptorSetLayoutBuilder.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_ALL);
descriptorPoolBuilder.addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER);
descriptorSetLayout = descriptorSetLayoutBuilder.build(vk, vkDevice);
descriptorPool = descriptorPoolBuilder.build(vk, vkDevice, VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u);
const VkDescriptorSetAllocateInfo allocInfo =
{
VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
DE_NULL,
*descriptorPool,
1u,
&*descriptorSetLayout
};
descriptorSet = allocateDescriptorSet(vk, vkDevice, &allocInfo);
// Update descriptors
{
DescriptorSetUpdateBuilder descriptorSetUpdateBuilder;
const VkDescriptorBufferInfo outputDescriptorBufferInfo =
{
*m_outputBuffer, // VkBuffer buffer;
0u, // VkDeviceSize offset;
VK_WHOLE_SIZE // VkDeviceSize range;
};
descriptorSetUpdateBuilder.writeSingle(*descriptorSet, vk::DescriptorSetUpdateBuilder::Location::binding((deUint32)OUTPUT_BUFFER_BINDING), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &outputDescriptorBufferInfo);
VkDescriptorBufferInfo inputDescriptorBufferInfo =
{
0, // VkBuffer buffer;
0u, // VkDeviceSize offset;
VK_WHOLE_SIZE // VkDeviceSize range;
};
if (inputBufferSize > 0)
{
inputDescriptorBufferInfo.buffer = *m_inputBuffer;
descriptorSetUpdateBuilder.writeSingle(*descriptorSet, vk::DescriptorSetUpdateBuilder::Location::binding((deUint32)INPUT_BUFFER_BINDING), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &inputDescriptorBufferInfo);
}
descriptorSetUpdateBuilder.update(vk, vkDevice);
}
}
// Create pipeline layout
{
const VkDescriptorSetLayout descriptorSetLayouts[] =
{
*descriptorSetLayout,
m_extraResourcesLayout
};
const VkPipelineLayoutCreateInfo pipelineLayoutParams =
{
VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineLayoutCreateFlags)0, // VkPipelineLayoutCreateFlags flags;
numDescriptorSets, // deUint32 descriptorSetCount;
descriptorSetLayouts, // const VkDescriptorSetLayout* pSetLayouts;
0u, // deUint32 pushConstantRangeCount;
DE_NULL // const VkPushConstantRange* pPushConstantRanges;
};
pipelineLayout = createPipelineLayout(vk, vkDevice, &pipelineLayoutParams);
}
// Create shader modules
{
vertexShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("vert"), 0);
tessControlShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("tess_control"), 0);
tessEvalShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("tess_eval"), 0);
fragmentShaderModule = createShaderModule(vk, vkDevice, m_context.getBinaryCollection().get("frag"), 0);
}
// Create pipeline
{
const VkPipelineVertexInputStateCreateInfo vertexInputStateParams =
{
VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO, // VkStructureType sType;
DE_NULL, // const void* pNext;
(VkPipelineVertexInputStateCreateFlags)0, // VkPipelineVertexInputStateCreateFlags flags;
0u, // deUint32 bindingCount;
DE_NULL, // const VkVertexInputBindingDescription* pVertexBindingDescriptions;
0u, // deUint32 attributeCount;
DE_NULL, // const VkVertexInputAttributeDescription* pvertexAttributeDescriptions;
};
const std::vector<VkViewport> viewports (1, makeViewport(renderSize));
const std::vector<VkRect2D> scissors (1, makeRect2D(renderSize));
graphicsPipeline = makeGraphicsPipeline(vk, // const DeviceInterface& vk
vkDevice, // const VkDevice device
*pipelineLayout, // const VkPipelineLayout pipelineLayout
*vertexShaderModule, // const VkShaderModule vertexShaderModule
*tessControlShaderModule, // const VkShaderModule tessellationControlShaderModule
*tessEvalShaderModule, // const VkShaderModule tessellationEvalShaderModule
DE_NULL, // const VkShaderModule geometryShaderModule
*fragmentShaderModule, // const VkShaderModule fragmentShaderModule
*renderPass, // const VkRenderPass renderPass
viewports, // const std::vector<VkViewport>& viewports
scissors, // const std::vector<VkRect2D>& scissors
VK_PRIMITIVE_TOPOLOGY_PATCH_LIST, // const VkPrimitiveTopology topology
0u, // const deUint32 subpass
patchControlPoints, // const deUint32 patchControlPoints
&vertexInputStateParams); // const VkPipelineVertexInputStateCreateInfo* vertexInputStateCreateInfo
}
// Create command pool
cmdPool = createCommandPool(vk, vkDevice, VK_COMMAND_POOL_CREATE_TRANSIENT_BIT, queueFamilyIndex);
// Create command buffer
{
const VkClearValue clearValue = getDefaultClearColor();
cmdBuffer = allocateCommandBuffer(vk, vkDevice, *cmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
beginCommandBuffer(vk, *cmdBuffer);
beginRenderPass(vk, *cmdBuffer, *renderPass, *framebuffer, makeRect2D(0, 0, renderSize.x(), renderSize.y()), clearValue);
vk.cmdBindPipeline(*cmdBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, *graphicsPipeline);
{
const VkDescriptorSet descriptorSets[] = { *descriptorSet, extraResources };
vk.cmdBindDescriptorSets(*cmdBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, *pipelineLayout, 0u, numDescriptorSets, descriptorSets, 0u, DE_NULL);
}
vk.cmdDraw(*cmdBuffer, vertexCount, 1, 0, 0);
endRenderPass(vk, *cmdBuffer);
// Insert a barrier so data written by the shader is available to the host
{
const VkBufferMemoryBarrier bufferBarrier =
{
VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, // VkStructureType sType;
DE_NULL, // const void* pNext;
VK_ACCESS_SHADER_WRITE_BIT, // VkAccessFlags srcAccessMask;
VK_ACCESS_HOST_READ_BIT, // VkAccessFlags dstAccessMask;
VK_QUEUE_FAMILY_IGNORED, // uint32_t srcQueueFamilyIndex;
VK_QUEUE_FAMILY_IGNORED, // uint32_t dstQueueFamilyIndex;
*m_outputBuffer, // VkBuffer buffer;
0, // VkDeviceSize offset;
VK_WHOLE_SIZE, // VkDeviceSize size;
};
vk.cmdPipelineBarrier(*cmdBuffer, vk::VK_PIPELINE_STAGE_TESSELLATION_EVALUATION_SHADER_BIT, vk::VK_PIPELINE_STAGE_HOST_BIT, (VkDependencyFlags)0,
0, (const VkMemoryBarrier*)DE_NULL,
1, &bufferBarrier,
0, (const VkImageMemoryBarrier*)DE_NULL);
}
endCommandBuffer(vk, *cmdBuffer);
}
// Execute Draw
submitCommandsAndWait(vk, vkDevice, queue, cmdBuffer.get());
}
// TessControlExecutor
class TessControlExecutor : public TessellationExecutor
{
public:
TessControlExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~TessControlExecutor (void);
static void generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection);
virtual void execute (int numValues, const void* const* inputs, void* const* outputs, VkDescriptorSet extraResources);
protected:
static std::string generateTessControlShader (const ShaderSpec& shaderSpec);
};
TessControlExecutor::TessControlExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: TessellationExecutor(context, shaderSpec, extraResourcesLayout)
{
}
TessControlExecutor::~TessControlExecutor (void)
{
}
std::string TessControlExecutor::generateTessControlShader (const ShaderSpec& shaderSpec)
{
std::ostringstream src;
src << glu::getGLSLVersionDeclaration(shaderSpec.glslVersion) << "\n";
if (shaderSpec.glslVersion == glu::GLSL_VERSION_310_ES)
src << "#extension GL_EXT_tessellation_shader : require\n\n";
if (!shaderSpec.globalDeclarations.empty())
src << shaderSpec.globalDeclarations << "\n";
src << "\nlayout(vertices = 1) out;\n\n";
declareBufferBlocks(src, shaderSpec);
src << "void main (void)\n{\n";
for (int ndx = 0; ndx < 2; ndx++)
src << "\tgl_TessLevelInner[" << ndx << "] = 1.0;\n";
for (int ndx = 0; ndx < 4; ndx++)
src << "\tgl_TessLevelOuter[" << ndx << "] = 1.0;\n";
src << "\n"
<< "\thighp uint invocationId = uint(gl_PrimitiveID);\n";
generateExecBufferIo(src, shaderSpec, "invocationId");
src << "}\n";
return src.str();
}
static std::string generateEmptyTessEvalShader ()
{
std::ostringstream src;
src << "#version 450\n"
"#extension GL_EXT_tessellation_shader : require\n\n";
src << "layout(triangles, ccw) in;\n";
src << "\nvoid main (void)\n{\n"
<< "\tgl_Position = vec4(gl_TessCoord.xy, 0.0, 1.0);\n"
<< "}\n";
return src.str();
}
void TessControlExecutor::generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection)
{
programCollection.glslSources.add("vert") << glu::VertexSource(generateVertexShaderForTess()) << shaderSpec.buildOptions;
programCollection.glslSources.add("tess_control") << glu::TessellationControlSource(generateTessControlShader(shaderSpec)) << shaderSpec.buildOptions;
programCollection.glslSources.add("tess_eval") << glu::TessellationEvaluationSource(generateEmptyTessEvalShader()) << shaderSpec.buildOptions;
programCollection.glslSources.add("frag") << glu::FragmentSource(generateEmptyFragmentSource()) << shaderSpec.buildOptions;
}
void TessControlExecutor::execute (int numValues, const void* const* inputs, void* const* outputs, VkDescriptorSet extraResources)
{
const deUint32 patchSize = 3;
initBuffers(numValues);
// Setup input buffer & copy data
uploadInputBuffer(inputs, numValues, false);
renderTess(numValues, patchSize * numValues, patchSize, extraResources);
// Read back data
readOutputBuffer(outputs, numValues);
}
// TessEvaluationExecutor
class TessEvaluationExecutor : public TessellationExecutor
{
public:
TessEvaluationExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout);
virtual ~TessEvaluationExecutor (void);
static void generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection);
virtual void execute (int numValues, const void* const* inputs, void* const* outputs, VkDescriptorSet extraResources);
protected:
static std::string generateTessEvalShader (const ShaderSpec& shaderSpec);
};
TessEvaluationExecutor::TessEvaluationExecutor (Context& context, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
: TessellationExecutor (context, shaderSpec, extraResourcesLayout)
{
}
TessEvaluationExecutor::~TessEvaluationExecutor (void)
{
}
static std::string generatePassthroughTessControlShader (void)
{
std::ostringstream src;
src << "#version 450\n"
"#extension GL_EXT_tessellation_shader : require\n\n";
src << "layout(vertices = 1) out;\n\n";
src << "void main (void)\n{\n";
for (int ndx = 0; ndx < 2; ndx++)
src << "\tgl_TessLevelInner[" << ndx << "] = 1.0;\n";
for (int ndx = 0; ndx < 4; ndx++)
src << "\tgl_TessLevelOuter[" << ndx << "] = 1.0;\n";
src << "}\n";
return src.str();
}
std::string TessEvaluationExecutor::generateTessEvalShader (const ShaderSpec& shaderSpec)
{
std::ostringstream src;
src << glu::getGLSLVersionDeclaration(shaderSpec.glslVersion) << "\n";
if (shaderSpec.glslVersion == glu::GLSL_VERSION_310_ES)
src << "#extension GL_EXT_tessellation_shader : require\n\n";
if (!shaderSpec.globalDeclarations.empty())
src << shaderSpec.globalDeclarations << "\n";
src << "\n";
src << "layout(isolines, equal_spacing) in;\n\n";
declareBufferBlocks(src, shaderSpec);
src << "void main (void)\n{\n"
<< "\tgl_Position = vec4(gl_TessCoord.x, 0.0, 0.0, 1.0);\n"
<< "\thighp uint invocationId = uint(gl_PrimitiveID)*2u + (gl_TessCoord.x > 0.5 ? 1u : 0u);\n";
generateExecBufferIo(src, shaderSpec, "invocationId");
src << "}\n";
return src.str();
}
void TessEvaluationExecutor::generateSources (const ShaderSpec& shaderSpec, SourceCollections& programCollection)
{
programCollection.glslSources.add("vert") << glu::VertexSource(generateVertexShaderForTess()) << shaderSpec.buildOptions;
programCollection.glslSources.add("tess_control") << glu::TessellationControlSource(generatePassthroughTessControlShader()) << shaderSpec.buildOptions;
programCollection.glslSources.add("tess_eval") << glu::TessellationEvaluationSource(generateTessEvalShader(shaderSpec)) << shaderSpec.buildOptions;
programCollection.glslSources.add("frag") << glu::FragmentSource(generateEmptyFragmentSource()) << shaderSpec.buildOptions;
}
void TessEvaluationExecutor::execute (int numValues, const void* const* inputs, void* const* outputs, VkDescriptorSet extraResources)
{
const int patchSize = 2;
const int alignedValues = deAlign32(numValues, patchSize);
// Initialize buffers with aligned value count to make room for padding
initBuffers(alignedValues);
// Setup input buffer & copy data
uploadInputBuffer(inputs, numValues, false);
renderTess((deUint32)alignedValues, (deUint32)alignedValues, (deUint32)patchSize, extraResources);
// Read back data
readOutputBuffer(outputs, numValues);
}
} // anonymous
// ShaderExecutor
ShaderExecutor::~ShaderExecutor (void)
{
}
bool ShaderExecutor::areInputs16Bit (void) const
{
for (vector<Symbol>::const_iterator symIter = m_shaderSpec.inputs.begin(); symIter != m_shaderSpec.inputs.end(); ++symIter)
{
if (glu::isDataTypeFloat16OrVec(symIter->varType.getBasicType()))
return true;
}
return false;
}
bool ShaderExecutor::areOutputs16Bit (void) const
{
for (vector<Symbol>::const_iterator symIter = m_shaderSpec.outputs.begin(); symIter != m_shaderSpec.outputs.end(); ++symIter)
{
if (glu::isDataTypeFloat16OrVec(symIter->varType.getBasicType()))
return true;
}
return false;
}
bool ShaderExecutor::isOutput16Bit (const size_t ndx) const
{
if (glu::isDataTypeFloat16OrVec(m_shaderSpec.outputs[ndx].varType.getBasicType()))
return true;
return false;
}
bool ShaderExecutor::areInputs64Bit (void) const
{
for (vector<Symbol>::const_iterator symIter = m_shaderSpec.inputs.begin(); symIter != m_shaderSpec.inputs.end(); ++symIter)
{
if (glu::isDataTypeDoubleType(symIter->varType.getBasicType()))
return true;
}
return false;
}
bool ShaderExecutor::areOutputs64Bit (void) const
{
for (vector<Symbol>::const_iterator symIter = m_shaderSpec.outputs.begin(); symIter != m_shaderSpec.outputs.end(); ++symIter)
{
if (glu::isDataTypeDoubleType(symIter->varType.getBasicType()))
return true;
}
return false;
}
bool ShaderExecutor::isOutput64Bit (const size_t ndx) const
{
if (glu::isDataTypeDoubleType(m_shaderSpec.outputs[ndx].varType.getBasicType()))
return true;
return false;
}
// Utilities
void generateSources (glu::ShaderType shaderType, const ShaderSpec& shaderSpec, vk::SourceCollections& dst)
{
switch (shaderType)
{
case glu::SHADERTYPE_VERTEX: VertexShaderExecutor::generateSources (shaderSpec, dst); break;
case glu::SHADERTYPE_TESSELLATION_CONTROL: TessControlExecutor::generateSources (shaderSpec, dst); break;
case glu::SHADERTYPE_TESSELLATION_EVALUATION: TessEvaluationExecutor::generateSources (shaderSpec, dst); break;
case glu::SHADERTYPE_GEOMETRY: GeometryShaderExecutor::generateSources (shaderSpec, dst); break;
case glu::SHADERTYPE_FRAGMENT: FragmentShaderExecutor::generateSources (shaderSpec, dst); break;
case glu::SHADERTYPE_COMPUTE: ComputeShaderExecutor::generateSources (shaderSpec, dst); break;
default:
TCU_THROW(InternalError, "Unsupported shader type");
}
}
ShaderExecutor* createExecutor (Context& context, glu::ShaderType shaderType, const ShaderSpec& shaderSpec, VkDescriptorSetLayout extraResourcesLayout)
{
switch (shaderType)
{
case glu::SHADERTYPE_VERTEX: return new VertexShaderExecutor (context, shaderSpec, extraResourcesLayout);
case glu::SHADERTYPE_TESSELLATION_CONTROL: return new TessControlExecutor (context, shaderSpec, extraResourcesLayout);
case glu::SHADERTYPE_TESSELLATION_EVALUATION: return new TessEvaluationExecutor (context, shaderSpec, extraResourcesLayout);
case glu::SHADERTYPE_GEOMETRY: return new GeometryShaderExecutor (context, shaderSpec, extraResourcesLayout);
case glu::SHADERTYPE_FRAGMENT: return new FragmentShaderExecutor (context, shaderSpec, extraResourcesLayout);
case glu::SHADERTYPE_COMPUTE: return new ComputeShaderExecutor (context, shaderSpec, extraResourcesLayout);
default:
TCU_THROW(InternalError, "Unsupported shader type");
}
}
bool executorSupported(glu::ShaderType shaderType)
{
switch (shaderType)
{
case glu::SHADERTYPE_VERTEX:
case glu::SHADERTYPE_TESSELLATION_CONTROL:
case glu::SHADERTYPE_TESSELLATION_EVALUATION:
case glu::SHADERTYPE_GEOMETRY:
case glu::SHADERTYPE_FRAGMENT:
case glu::SHADERTYPE_COMPUTE:
return true;
default:
return false;
}
}
} // shaderexecutor
} // vkt