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fuchsia / third_party / vulkan-cts / a8c8a8df7a6b04c70caed1beff6307dfec871386 / . / external / openglcts / modules / glesext / draw_elements_base_vertex / esextcDrawElementsBaseVertexTests.cpp
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/*-------------------------------------------------------------------------
* OpenGL Conformance Test Suite
* -----------------------------
*
* Copyright (c) 2014-2016 The Khronos Group Inc.
*
* 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
*/ /*-------------------------------------------------------------------*/
/**
*/ /*!
* \file esextcDrawElementsBaseVertexTests.cpp
* \brief Implements conformance tests for "draw elements base vertex" functionality
* for both ES and GL.
*/ /*-------------------------------------------------------------------*/
#include "esextcDrawElementsBaseVertexTests.hpp"
#include "gluContextInfo.hpp"
#include "gluDefs.hpp"
#include "glwEnums.hpp"
#include "glwFunctions.hpp"
#include "tcuRenderTarget.hpp"
#include "tcuTestLog.hpp"
#include <string>
#include <vector>
namespace glcts
{
/** Constructor.
*
* @param context Rendering context
* @param name Test name
* @param description Test description
*/
DrawElementsBaseVertexTestBase::DrawElementsBaseVertexTestBase(glcts::Context& context, const ExtParameters& extParams,
const char* name, const char* description)
: TestCaseBase(context, extParams, name, description)
, m_is_draw_elements_base_vertex_supported(false)
, m_is_ext_multi_draw_arrays_supported(false)
, m_is_geometry_shader_supported(false)
, m_is_tessellation_shader_supported(false)
, m_is_vertex_attrib_binding_supported(false)
, m_bo_id(0)
, m_bo_id_2(0)
, m_fbo_id(0)
, m_fs_id(0)
, m_gs_id(0)
, m_po_id(0)
, m_po_color_attribute_location(-1)
, m_po_uses_gs_stage(false)
, m_po_uses_tc_te_stages(false)
, m_po_uses_vertex_attrib_binding(false)
, m_po_vertex_attribute_location(-1)
, m_tc_id(0)
, m_te_id(0)
, m_to_base_id(0)
, m_to_ref_id(0)
, m_vao_id(0)
, m_vs_id(0)
, m_bo_negative_data_index_size(-1)
, m_bo_negative_data_vertex_size(-1)
, m_draw_call_color_offset(DE_NULL)
, m_draw_call_index_offset(DE_NULL)
, m_draw_call_index2_offset(DE_NULL)
, m_draw_call_index3_offset(DE_NULL)
, m_draw_call_index4_offset(DE_NULL)
, m_draw_call_index5_offset(DE_NULL)
, m_draw_call_vertex_offset(DE_NULL)
, m_draw_call_vertex2_offset(DE_NULL)
, m_to_height(128)
, m_to_width(128)
, m_to_base_data(DE_NULL)
, m_to_ref_data(DE_NULL)
{
static const glw::GLuint functional_index_data[] = /* used for a number of Functional Tests */
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 };
static const glw::GLuint functional2_index_data[] = /* used for Functional Test IV */
{ 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
30, 31, 32, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
static const glw::GLubyte functional3_index_data[] = /* used for Functional Test IX */
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 };
static const glw::GLushort functional4_index_data[] = /* used for Functional Test IX */
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 };
static const glw::GLuint functional5_index_data[] = /* used for Functional Test IX */
{ 2147483647 + 3u, /* 2^31 + 2 */
2147483647 + 4u,
2147483647 + 5u,
2147483647 + 6u,
2147483647 + 7u,
2147483647 + 8u,
2147483647 + 9u,
2147483647 + 10u,
2147483647 + 11u,
2147483647 + 12u,
2147483647 + 13u,
2147483647 + 14u,
257, // regular draw call indices for ubyte ref image
258,
259,
260,
261,
262,
263,
264,
265,
266,
267,
268,
65537, // regular draw call indices for ushort ref image
65538,
65539,
65540,
65541,
65542,
65543,
65544,
65545,
65546,
65547,
65548,
0, // regular draw call indices for uint ref image
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11 };
static const glw::GLfloat functional_color_data[] = /* used for "vertex attrib binding" Functional Test */
{
0.1f, 0.2f, 0.2f, 0.3f, 0.3f, 0.4f, 0.4f, 0.5f, 0.5f, 0.6f, 0.6f, 0.7f, 0.7f, 0.8f, 0.8f, 0.9f, 0.9f,
1.0f, 1.0f, 0.9f, 0.9f, 0.8f, 0.8f, 0.7f, 0.7f, 0.6f, 0.6f, 0.5f, 0.5f, 0.4f, 0.4f, 0.3f, 0.3f, 0.2f,
0.2f, 0.1f, 0.1f, 0.0f, 0.0f, 0.1f, 0.1f, 0.2f, 0.2f, 0.4f, 0.3f, 0.9f, 0.4f, 0.8f, 0.5f, 1.0f, 0.6f,
0.8f, 0.7f, 0.1f, 0.8f, 0.3f, 0.9f, 0.5f, 1.0f, 0.0f, 0.2f, 0.0f, 0.0f, 0.3f, 0.1f, 1.0f,
};
static const glw::GLfloat functional_vertex_data[] = /* used by a number of Functional Tests */
{
0.0f, 0.0f, -0.1f, -0.1f, 0.2f, 0.8f, -0.3f, -0.3f, 0.4f, -0.4f, 0.5f, 0.5f, -0.6f, 0.6f,
0.7f, -0.7f, -0.8f, 0.8f, 0.9f, -0.9f, -1.0f, -1.0f, 1.0f, -1.0f, 0.0f, 1.0f, -0.9f, 0.1f,
0.8f, -0.2f, -0.7f, 0.3f, -0.6f, -0.4f, 0.5f, -0.5f, -0.4f, -0.6f, 0.3f, 0.7f, -0.2f, -0.8f,
-0.1f, -0.9f, 0.0f, 0.0f, 0.5f, 0.5f, -0.6f, 0.6f, 0.7f, -0.7f, -0.8f, 0.8f, 0.9f, -0.9f,
-1.0f, -1.0f, 1.0f, -1.0f, 0.0f, 1.0f, -0.9f, 0.1f, 0.8f, -0.2f,
};
static const glw::GLfloat functional2_vertex_data[] = /* used by a number of Functional Tests */
{
-1.0f, -1.0f, 1.0f, -1.0f, 0.0f, 1.0f, 0.3f, 0.3f, 0.4f, 0.4f, 0.5f, 0.5f, 0.6f, 0.6f, 0.7f, 0.7f,
0.8f, 0.8f, 0.9f, 0.9f, 0.1f, 0.2f, 0.2f, 0.1f, 0.1f, 0.2f, 0.9f, 0.1f, 0.8f, 0.2f, 0.7f, 0.3f,
0.6f, 0.4f, 0.5f, 0.5f, 0.4f, 0.6f, 0.3f, 0.7f, 0.2f, 0.8f, 0.1f, 0.9f, 0.0f, 0.0f,
};
static const glw::GLuint negative_index_data[] = { 0, 1, 2 };
static const float negative_vertex_data[] = { -1.0f, -1.0f, 1.0f, -1.0f, 0.0f, 1.0f };
m_bo_functional_data_color = functional_color_data;
m_bo_functional_data_color_size = sizeof(functional_color_data);
m_bo_functional_data_index = functional_index_data;
m_bo_functional_data_index_size = sizeof(functional_index_data);
m_bo_functional_data_vertex = functional_vertex_data;
m_bo_functional_data_vertex_size = sizeof(functional_vertex_data);
m_bo_functional2_data_index = functional2_index_data;
m_bo_functional2_data_index_size = sizeof(functional2_index_data);
m_bo_functional3_data_index = functional3_index_data;
m_bo_functional3_data_index_size = sizeof(functional3_index_data);
m_bo_functional4_data_index = functional4_index_data;
m_bo_functional4_data_index_size = sizeof(functional4_index_data);
m_bo_functional5_data_index = functional5_index_data;
m_bo_functional5_data_index_size = sizeof(functional5_index_data);
m_bo_functional2_data_vertex = functional2_vertex_data;
m_bo_functional2_data_vertex_size = sizeof(functional2_vertex_data);
m_bo_negative_data_index = negative_index_data;
m_bo_negative_data_index_size = sizeof(negative_index_data);
m_bo_negative_data_vertex = negative_vertex_data;
m_bo_negative_data_vertex_size = sizeof(negative_vertex_data);
}
/** Creates & initializes a number of shader objects, assigns user-provided
* code to relevant shader objects and compiles them. If all shaders are
* compiled successfully, they are later attached to a program object, id
* of which is stored in m_po_id. Finally, the program object is linked.
*
* If the compilation process or the linking process fails for any reason,
* the method throws a TestError exception.
*
* Fragment shader object ID is stored under m_fs_id.
* Geometry shader object ID is stored under m_gs_id.
* Tessellation control shader object ID is stored under m_tc_id.
* Tessellation evaluation shader object ID is stored under m_te_id.
* Vertex shader object ID is stored under m_vs_id.
*
* @param fs_code Code to use for the fragment shader. Must not be NULL.
* @param gs_code Code to use for the geometry shader. Can be NULL.
* @param tc_code Code to use for the tessellation control shader. Can be NULL.
* @param te_code Code to use for the tessellation evaluation shader. Can be NULL.
* @param vs_code Code to use for the vertex shader. Must not be NULL.
*
*/
void DrawElementsBaseVertexTestBase::buildProgram(const char* fs_code, const char* vs_code, const char* tc_code,
const char* te_code, const char* gs_code)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* Create program & shader objects */
m_fs_id = gl.createShader(GL_FRAGMENT_SHADER);
m_vs_id = gl.createShader(GL_VERTEX_SHADER);
if (tc_code != DE_NULL)
{
m_tc_id = gl.createShader(GL_TESS_CONTROL_SHADER);
}
if (te_code != DE_NULL)
{
m_te_id = gl.createShader(GL_TESS_EVALUATION_SHADER);
}
if (gs_code != DE_NULL)
{
m_gs_id = gl.createShader(GL_GEOMETRY_SHADER);
}
GLU_EXPECT_NO_ERROR(gl.getError(), "glCreateShader() call(s) failed.");
m_po_id = gl.createProgram();
GLU_EXPECT_NO_ERROR(gl.getError(), "glCreateProgram() call failed.");
/* Assign source code to the shader objects */
gl.shaderSource(m_fs_id, 1, /* count */
&fs_code, DE_NULL); /* length */
gl.shaderSource(m_vs_id, 1, /* count */
&vs_code, DE_NULL); /* length */
if (m_tc_id != 0)
{
gl.shaderSource(m_tc_id, 1, /* count */
&tc_code, DE_NULL); /* length */
}
if (m_te_id != 0)
{
gl.shaderSource(m_te_id, 1, /* count */
&te_code, DE_NULL); /* length */
}
if (m_gs_id != 0)
{
gl.shaderSource(m_gs_id, 1, /* count */
&gs_code, DE_NULL); /* length */
}
GLU_EXPECT_NO_ERROR(gl.getError(), "glShaderSource() call(s) failed.");
/* Try to compile the shaders */
const glw::GLuint so_ids[] = { m_fs_id, m_vs_id, m_tc_id, m_te_id, m_gs_id };
const unsigned int n_so_ids = sizeof(so_ids) / sizeof(so_ids[0]);
for (unsigned int n_so_id = 0; n_so_id < n_so_ids; ++n_so_id)
{
glw::GLint compile_status = GL_FALSE;
glw::GLuint so_id = so_ids[n_so_id];
if (so_id != 0)
{
gl.compileShader(so_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glCompileShader() call failed");
gl.getShaderiv(so_id, GL_COMPILE_STATUS, &compile_status);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGetShaderiv() call failed.");
if (compile_status == GL_FALSE)
{
TCU_FAIL("Shader compilation failed");
} /* if (compile_status == GL_FALSE) */
} /* if (so_id != 0) */
} /* for (all shader objects) */
/* Attach the shaders to the program object */
gl.attachShader(m_po_id, m_fs_id);
gl.attachShader(m_po_id, m_vs_id);
if (m_tc_id != 0)
{
gl.attachShader(m_po_id, m_tc_id);
}
if (m_te_id != 0)
{
gl.attachShader(m_po_id, m_te_id);
}
if (m_gs_id != 0)
{
gl.attachShader(m_po_id, m_gs_id);
}
GLU_EXPECT_NO_ERROR(gl.getError(), "glAttachShader() call failed.");
/* Set up TFO */
const glw::GLchar* tf_varyings[] = { "gl_Position" };
gl.transformFeedbackVaryings(m_po_id, 1, /* count */
tf_varyings, GL_SEPARATE_ATTRIBS);
GLU_EXPECT_NO_ERROR(gl.getError(), "glTransformFeedbackVaryings() call failed.");
/* Try to link the program object */
glw::GLint link_status = GL_FALSE;
gl.linkProgram(m_po_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glLinkProgram() call failed.");
gl.getProgramiv(m_po_id, GL_LINK_STATUS, &link_status);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGetProgramiv() call failed.");
if (link_status == GL_FALSE)
{
TCU_FAIL("Program linking failed.");
}
/* Retrieve attribute locations */
m_po_color_attribute_location =
gl.getAttribLocation(m_po_id, "in_color"); /* != -1 only for "vertex attrib binding" tests */
m_po_vertex_attribute_location = gl.getAttribLocation(m_po_id, "vertex");
DE_ASSERT(m_po_vertex_attribute_location != -1);
}
/** Verifies contents of the base & reference textures. This method can work
* in two modes:
*
* a) If @param should_be_equal is true, the method will throw a TestError exception
* if the two textures are not a match.
* b) If @param should_be_equal is false, the method will throw a TestError exception
* if the two extures are a match.
*
* Furthermore, in order to verify that the basevertex & regular draw calls actually
* generated at least one sample, the method verifies that at least one texel in both
* of the textures has been modified. If all texels in any of the textures are found
* to be (0, 0, 0) (alpha channel is ignored), TestError exception will be generated.
*
* @param should_be_equal Please see description for more details.
**/
void DrawElementsBaseVertexTestBase::compareBaseAndReferenceTextures(bool should_be_equal)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* Read contents of both base and reference textures */
gl.framebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_to_base_id, 0); /* level */
GLU_EXPECT_NO_ERROR(gl.getError(), "glFramebufferTexture2D() call failed.");
gl.readPixels(0, /* x */
0, /* y */
m_to_width, m_to_height, GL_RGBA, GL_UNSIGNED_BYTE, m_to_base_data);
GLU_EXPECT_NO_ERROR(gl.getError(), "glReadPixels() call failed.");
gl.framebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_to_ref_id, 0); /* level */
GLU_EXPECT_NO_ERROR(gl.getError(), "glFramebufferTexture2D() call failed.");
gl.readPixels(0, /* x */
0, /* y */
m_to_width, m_to_height, GL_RGBA, GL_UNSIGNED_BYTE, m_to_ref_data);
GLU_EXPECT_NO_ERROR(gl.getError(), "glReadPixels() call failed.");
/* Both tests should be a match */
const unsigned char* base_data_ptr = m_to_base_data;
bool all_base_rgb_texels_zero = true;
bool all_reference_rgb_texels_zero = true;
const unsigned int n_texels = m_to_width * m_to_height;
const unsigned char* ref_data_ptr = m_to_ref_data;
bool textures_identical = true;
for (unsigned int n_texel = 0; n_texel < n_texels; ++n_texel)
{
/* Verify something was rendered to one of the render-targets. Note we
* omit alpha channel, since the clear color is set to 0xFF by default */
if (base_data_ptr[0] != 0 || base_data_ptr[1] != 0 || base_data_ptr[2] != 0)
{
all_base_rgb_texels_zero = false;
}
if (ref_data_ptr[0] != 0 || ref_data_ptr[1] != 0 || ref_data_ptr[2] != 0)
{
all_reference_rgb_texels_zero = false;
}
if (base_data_ptr[0] != ref_data_ptr[0] || base_data_ptr[1] != ref_data_ptr[1] ||
base_data_ptr[2] != ref_data_ptr[2] || base_data_ptr[3] != ref_data_ptr[3])
{
if (should_be_equal)
{
const unsigned int y = n_texel / m_to_width;
const unsigned int x = n_texel % m_to_width;
m_testCtx.getLog() << tcu::TestLog::Message << "Pixels at (" << x << ", " << y
<< ") do not match. Found:"
<< "(" << (unsigned int)base_data_ptr[0] << ", " << (unsigned int)base_data_ptr[1]
<< ", " << (unsigned int)base_data_ptr[2] << ", " << (unsigned int)base_data_ptr[3]
<< "), expected:"
<< "(" << (unsigned int)ref_data_ptr[0] << ", " << (unsigned int)ref_data_ptr[1]
<< ", " << (unsigned int)ref_data_ptr[2] << ", " << (unsigned int)ref_data_ptr[3]
<< ")." << tcu::TestLog::EndMessage;
TCU_FAIL("Pixel mismatch");
}
else
{
/* Base and reference textures are *not* identical. */
textures_identical = false;
}
}
base_data_ptr += 4; /* components */
ref_data_ptr += 4; /* components */
} /* for (all texels) */
if (all_base_rgb_texels_zero)
{
TCU_FAIL("Draw call used to render contents of the base texture did not change the texture");
}
if (all_reference_rgb_texels_zero)
{
TCU_FAIL("Draw call used to render contents of the reference texture did not change the texture");
}
if (!should_be_equal && textures_identical)
{
TCU_FAIL("Textures are a match, even though they should not be identical.");
}
}
/** Updates m_draw_call_color_offset, m_draw_call_index*_offset and m_draw_call_vertex*_offset
* members with valid values, depending on the input arguments.
*
* @param use_clientside_index_data true if client-side index data buffer is going to be
* used for the test-issued draw calls, false otherwise.
* @param use_clientside_vertex_data true if client-side color & vertex data buffer is going
* to be used for the test-issued draw calls, false
* otherwise.
*/
void DrawElementsBaseVertexTestBase::computeVBODataOffsets(bool use_clientside_index_data,
bool use_clientside_vertex_data)
{
if (use_clientside_index_data)
{
m_draw_call_index_offset = m_bo_functional_data_index;
m_draw_call_index2_offset = m_bo_functional2_data_index;
m_draw_call_index3_offset = m_bo_functional3_data_index;
m_draw_call_index4_offset = m_bo_functional4_data_index;
m_draw_call_index5_offset = m_bo_functional5_data_index;
}
else
{
/* Note that these assignments correspond to how the buffer object storage is constructed.
* If you need to update these offsets, don't forget to update the glBufferSubData() calls
*/
m_draw_call_index_offset =
(const glw::GLuint*)(deUintptr)(m_bo_functional_data_vertex_size + m_bo_functional2_data_vertex_size);
m_draw_call_index2_offset = (const glw::GLuint*)(deUintptr)(
m_bo_functional_data_vertex_size + m_bo_functional2_data_vertex_size + m_bo_functional_data_index_size);
m_draw_call_index3_offset =
(const glw::GLubyte*)(deUintptr)(m_bo_functional_data_vertex_size + m_bo_functional2_data_vertex_size +
m_bo_functional_data_index_size + m_bo_functional2_data_index_size);
m_draw_call_index4_offset = (const glw::GLushort*)(deUintptr)(
m_bo_functional_data_vertex_size + m_bo_functional2_data_vertex_size + m_bo_functional_data_index_size +
m_bo_functional2_data_index_size + m_bo_functional3_data_index_size);
m_draw_call_index5_offset = (const glw::GLuint*)(deUintptr)(
m_bo_functional_data_vertex_size + m_bo_functional2_data_vertex_size + m_bo_functional_data_index_size +
m_bo_functional2_data_index_size + m_bo_functional3_data_index_size + m_bo_functional4_data_index_size);
}
if (use_clientside_vertex_data)
{
m_draw_call_color_offset = m_bo_functional_data_color;
m_draw_call_vertex_offset = m_bo_functional_data_vertex;
m_draw_call_vertex2_offset = m_bo_functional2_data_vertex;
}
else
{
/* Note: same observation as above holds. */
m_draw_call_color_offset = (const glw::GLfloat*)(deUintptr)(
m_bo_functional_data_vertex_size + m_bo_functional2_data_vertex_size + m_bo_functional_data_index_size +
m_bo_functional2_data_index_size + m_bo_functional3_data_index_size + m_bo_functional4_data_index_size +
m_bo_functional5_data_index_size);
m_draw_call_vertex_offset = DE_NULL;
m_draw_call_vertex2_offset = (const glw::GLfloat*)(deUintptr)m_bo_functional_data_vertex_size;
}
}
void DrawElementsBaseVertexTestBase::deinit()
{
/* TCU_FAIL will skip the per test object de-initialization, we need to
* take care of it here
*/
deinitPerTestObjects();
}
/** Deinitializes all ES objects created by the test. */
void DrawElementsBaseVertexTestBase::deinitPerTestObjects()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
deinitProgramAndShaderObjects();
if (m_bo_id != 0)
{
gl.deleteBuffers(1, &m_bo_id);
m_bo_id = 0;
}
if (m_bo_id_2 != 0)
{
gl.deleteBuffers(1, &m_bo_id_2);
m_bo_id_2 = 0;
}
if (m_fbo_id != 0)
{
gl.deleteFramebuffers(1, &m_fbo_id);
m_fbo_id = 0;
}
if (m_to_base_data != DE_NULL)
{
delete[] m_to_base_data;
m_to_base_data = DE_NULL;
}
if (m_to_base_id != 0)
{
gl.deleteTextures(1, &m_to_base_id);
m_to_base_id = 0;
}
if (m_to_ref_data != DE_NULL)
{
delete[] m_to_ref_data;
m_to_ref_data = DE_NULL;
}
if (m_to_ref_id != 0)
{
gl.deleteTextures(1, &m_to_ref_id);
m_to_ref_id = 0;
}
if (m_vao_id != 0)
{
gl.deleteVertexArrays(1, &m_vao_id);
m_vao_id = 0;
}
if (m_vs_id != 0)
{
gl.deleteShader(m_vs_id);
m_vs_id = 0;
}
/* Restore the default GL_PACK_ALIGNMENT setting */
gl.pixelStorei(GL_PACK_ALIGNMENT, 4);
}
/** Deinitializes all program & shader objects that may have been initialized
* by the test.
*/
void DrawElementsBaseVertexTestBase::deinitProgramAndShaderObjects()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
if (m_fs_id != 0)
{
gl.deleteShader(m_fs_id);
m_fs_id = 0;
}
if (m_gs_id != 0)
{
gl.deleteShader(m_gs_id);
m_gs_id = 0;
}
if (m_po_id != 0)
{
gl.deleteProgram(m_po_id);
m_po_id = 0;
}
if (m_tc_id != 0)
{
gl.deleteShader(m_tc_id);
m_tc_id = 0;
}
if (m_te_id != 0)
{
gl.deleteShader(m_te_id);
m_te_id = 0;
}
}
/** Executes all test cases stored in m_test_cases.
*
* This method throws a TestError exception upon test failure.
**/
void DrawElementsBaseVertexTestBase::executeTestCases()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* Iterate over all test cases */
for (_test_cases_const_iterator test_cases_iterator = m_test_cases.begin();
test_cases_iterator != m_test_cases.end(); ++test_cases_iterator)
{
const _test_case& test_case = *test_cases_iterator;
/* What is the size of a single index value? */
unsigned int index_size = 0;
switch (test_case.index_type)
{
case GL_UNSIGNED_BYTE:
index_size = 1;
break;
case GL_UNSIGNED_SHORT:
index_size = 2;
break;
case GL_UNSIGNED_INT:
index_size = 4;
break;
default:
{
TCU_FAIL("Unrecognized index type");
}
} /* switch (test_case.index_type) */
/* Set up the work environment */
setUpFunctionalTestObjects(test_case.use_clientside_vertex_data, test_case.use_clientside_index_data,
test_case.use_tessellation_shader_stage, test_case.use_geometry_shader_stage,
test_case.use_vertex_attrib_binding, test_case.use_overflow_test_vertices);
gl.framebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_to_base_id, 0); /* level */
GLU_EXPECT_NO_ERROR(gl.getError(), "glFramebufferTexture2D() call failed");
gl.clear(GL_COLOR_BUFFER_BIT);
GLU_EXPECT_NO_ERROR(gl.getError(), "glClear() call failed.");
switch (test_case.function_type)
{
case FUNCTION_GL_DRAW_ELEMENTS_BASE_VERTEX:
{
gl.drawElementsBaseVertex(test_case.primitive_mode, 3, /* count */
test_case.index_type, test_case.index_offset, test_case.basevertex);
break;
}
case FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX:
{
gl.drawElementsInstancedBaseVertex(test_case.primitive_mode, 3, /* count */
test_case.index_type, test_case.index_offset, 3, /* instancecount */
test_case.basevertex);
break;
}
case FUNCTION_GL_DRAW_RANGE_ELEMENTS_BASE_VERTEX:
{
gl.drawRangeElementsBaseVertex(test_case.primitive_mode, test_case.range_start, test_case.range_end,
3, /* count */
test_case.index_type, test_case.index_offset, test_case.basevertex);
break;
}
case FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX:
{
const glw::GLint basevertex_array[] = { test_case.basevertex, test_case.basevertex, test_case.basevertex };
gl.multiDrawElementsBaseVertex(
test_case.primitive_mode, test_case.multi_draw_call_count_array, test_case.index_type,
(const glw::GLvoid**)test_case.multi_draw_call_indices_array, 3, /* primcount */
basevertex_array);
break;
}
default:
{
TCU_FAIL("Unsupported function index");
}
} /* switch (n_function) */
if (gl.getError() != GL_NO_ERROR)
{
std::stringstream error_sstream;
error_sstream << getFunctionName(test_case.function_type) << " call failed";
TCU_FAIL(error_sstream.str().c_str());
}
/* Now, render the same triangle using glDrawElements() to the reference texture */
gl.framebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_to_ref_id, 0); /* level */
GLU_EXPECT_NO_ERROR(gl.getError(), "glFramebufferTexture2D() call failed");
gl.clear(GL_COLOR_BUFFER_BIT);
GLU_EXPECT_NO_ERROR(gl.getError(), "glClear() call failed.");
glw::GLenum regular_draw_call_index_type = test_case.index_type;
if (test_case.regular_draw_call_index_type != 0)
{
/* Need to use a different index type for regular draw call */
regular_draw_call_index_type = test_case.regular_draw_call_index_type;
switch (test_case.regular_draw_call_index_type)
{
case GL_UNSIGNED_BYTE:
index_size = 1;
break;
case GL_UNSIGNED_SHORT:
index_size = 2;
break;
case GL_UNSIGNED_INT:
index_size = 4;
break;
default:
{
TCU_FAIL("Unrecognized index type");
}
}
}
glw::GLubyte* regular_draw_call_offset =
(glw::GLubyte*)test_case.index_offset + index_size * test_case.regular_draw_call_offset;
if (test_case.use_overflow_test_vertices)
{
/* Special case for overflow test */
regular_draw_call_offset = (glw::GLubyte*)test_case.regular_draw_call_offset2;
}
switch (test_case.function_type)
{
case FUNCTION_GL_DRAW_ELEMENTS_BASE_VERTEX: /* pass-through */
case FUNCTION_GL_DRAW_RANGE_ELEMENTS_BASE_VERTEX:
{
gl.drawElements(test_case.primitive_mode, 3, /* count */
regular_draw_call_index_type, regular_draw_call_offset); /* as per test spec */
GLU_EXPECT_NO_ERROR(gl.getError(), "glDrawElements() call failed");
break;
}
case FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX:
{
gl.drawElementsInstanced(test_case.primitive_mode, 3, /* count */
regular_draw_call_index_type, regular_draw_call_offset, 3); /* instancecount */
GLU_EXPECT_NO_ERROR(gl.getError(), "glDrawElementsInstanced() call failed");
break;
}
case FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX:
{
/* Normally we'd just use glMultiDrawElements() here but it's not a part
* of ES3.1 core spec and we're trying to avoid any dependencies in the test.
* No damage done under GL, either.
*/
for (unsigned int n_draw_call = 0; n_draw_call < 3; /* drawcount */
++n_draw_call)
{
gl.drawElements(test_case.primitive_mode, test_case.multi_draw_call_count_array[n_draw_call],
regular_draw_call_index_type,
(const glw::GLvoid*)test_case.regular_multi_draw_call_offseted_array[n_draw_call]);
GLU_EXPECT_NO_ERROR(gl.getError(), "glDrawElements() call failed.");
}
break;
}
default:
{
TCU_FAIL("Unrecognized function index");
}
} /* switch (n_function) */
/* Compare the two textures and make sure they are either a match or not,
* depending on whether basevertex values match the offsets used for regular
* draw calls.
*/
compareBaseAndReferenceTextures(test_case.should_base_texture_match_reference_texture);
/* ES Resources are allocated per test objects, we need to release them here */
deinitPerTestObjects();
} /* for (all test cases) */
}
/* Returns name of the function represented by _function_type.
*
* @param function_type Function type to use for the query.
*
* @return As per description, or "[?]" (without the quotation marks)
* if @param function_type was not recognized.
*/
std::string DrawElementsBaseVertexTestBase::getFunctionName(_function_type function_type)
{
std::string result = "[?]";
switch (function_type)
{
case FUNCTION_GL_DRAW_ELEMENTS_BASE_VERTEX:
{
if (glu::isContextTypeES(m_context.getRenderContext().getType()))
{
result = "glDrawElementsBaseVertexEXT()";
}
else
{
result = "glDrawElementsBaseVertex()";
}
break;
}
case FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX:
{
if (glu::isContextTypeES(m_context.getRenderContext().getType()))
{
result = "glDrawElementsInstancedBaseVertexEXT()";
}
else
{
result = "glDrawElementsInstancedBaseVertex()";
}
break;
}
case FUNCTION_GL_DRAW_RANGE_ELEMENTS_BASE_VERTEX:
{
if (glu::isContextTypeES(m_context.getRenderContext().getType()))
{
result = "glDrawRangeElementsBaseVertexEXT()";
}
else
{
result = "glDrawRangeElementsBaseVertex()";
}
break;
}
case FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX:
{
if (glu::isContextTypeES(m_context.getRenderContext().getType()))
{
result = "glMultiDrawElementsBaseVertexEXT()";
}
else
{
result = "glMultiDrawElementsBaseVertex()";
}
break;
}
default:
{
TCU_FAIL("Unknown function type");
}
} /* switch (function_type) */
return result;
}
/** Initializes extension-specific function pointers and caches information about
* extension availability.
*
* Function pointers for the following extensions are retrieved & stored:
*
* - GL_EXT_draw_elements_base_vertex (ES) or GL_ARB_draw_elements_base_vertex (GL)
* - GL_EXT_multi_draw_arrays (ES & GL)
*
* Availability of the following extensions is checked & cached:
*
* - GL_EXT_draw_elements_base_vertex (ES) or GL_ARB_draw_elements_base_vertex (GL)
* - GL_EXT_geometry_shader (ES) or GL_ARB_geometry_shader4 (GL)
* - GL_EXT_multi_draw_arrays (ES & GL)
* - GL_EXT_tessellation_shader (ES) or GL_ARB_tessellation_shader (GL)
*/
void DrawElementsBaseVertexTestBase::init()
{
TestCaseBase::init();
const glu::ContextInfo& context_info = m_context.getContextInfo();
if ((glu::isContextTypeES(m_context.getRenderContext().getType()) &&
(glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2)) ||
context_info.isExtensionSupported("GL_EXT_draw_elements_base_vertex"))) ||
context_info.isExtensionSupported("GL_ARB_draw_elements_base_vertex"))
{
#if defined(DE_DEBUG) && !defined(DE_COVERAGE_BUILD)
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
#endif
m_is_draw_elements_base_vertex_supported = true;
DE_ASSERT(gl.drawElementsBaseVertex != NULL);
DE_ASSERT(gl.drawElementsInstancedBaseVertex != NULL);
DE_ASSERT(gl.drawRangeElementsBaseVertex != NULL);
/* NOTE: glMultiDrawElementsBaseVertex() is a part of the draw_elements_base_vertex extension in GL,
* but requires a separate extension under ES.
*/
if (!glu::isContextTypeES(m_context.getRenderContext().getType()) ||
context_info.isExtensionSupported("GL_EXT_multi_draw_arrays"))
{
m_is_ext_multi_draw_arrays_supported = true;
DE_ASSERT(gl.multiDrawElementsBaseVertex != NULL);
} /* if (GL_EXT_multi_draw_arrays is supported or GL context is being tested) */
if (glu::isContextTypeES(m_context.getRenderContext().getType()))
{
/* This conformance test needs to be adjusted in order to run under < ES3.1 contexts */
DE_ASSERT(glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 1)));
}
else
{
m_is_vertex_attrib_binding_supported = context_info.isExtensionSupported("GL_ARB_vertex_attrib_binding");
}
} /* if (GL_{ARB, EXT}_draw_elements_base_vertex is supported) */
if ((glu::isContextTypeES(m_context.getRenderContext().getType()) &&
(glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2)) ||
context_info.isExtensionSupported("GL_EXT_geometry_shader"))) ||
context_info.isExtensionSupported("GL_ARB_geometry_shader4"))
{
m_is_geometry_shader_supported = true;
}
if ((glu::isContextTypeES(m_context.getRenderContext().getType()) &&
(glu::contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2)) ||
context_info.isExtensionSupported("GL_EXT_tessellation_shader"))) ||
context_info.isExtensionSupported("GL_ARB_tessellation_shader"))
{
m_is_tessellation_shader_supported = true;
}
if (!m_is_draw_elements_base_vertex_supported)
{
throw tcu::NotSupportedError("draw_elements_base_vertex functionality is not supported");
}
}
/** Sets up all ES objects required to run a single functional test case iteration.
*
* @param use_clientside_vertex_data true if the test case requires client-side buffers to
* back the color/vertex vertex attribute arrays; false
* to use buffer object storage.
* @param use_clientside_index_data true if the test case requires client-side buffers to
* be used as index data source; false to use buffer object
* storage.
* @param use_tessellation_shader_stage true if the program object used for the test should include
* tessellation control & evaluation shader stages; false to
* not to include these shader stages in the pipeline.
* @param use_geometry_shader_stage true if the program object used for the test should include
* geometry shader stage; false to not to include the shader
* stage in the pipeline.
* @param use_vertex_attrib_binding true if vertex attribute bindings should be used for
* vertex array object configuration. This also modifies the
* vertex shader, so that instead of calculating vertex color
* on a per-vertex basis, contents of the "color" input
* will be used as a data source for the color data.
* false to use a vertex attribute array configured with
* a casual glVertexAttribPointer() call.
* @param use_overflow_test_vertices true if using an especially large vertex array to test
* overflow behavior.
*
* This method can throw an exception if any of the ES calls fail.
**/
void DrawElementsBaseVertexTestBase::setUpFunctionalTestObjects(
bool use_clientside_vertex_data, bool use_clientside_index_data, bool use_tessellation_shader_stage,
bool use_geometry_shader_stage, bool use_vertex_attrib_binding, bool use_overflow_test_vertices)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* Set up a texture object that we will use as a color attachment */
gl.genTextures(1, &m_to_base_id);
gl.genTextures(1, &m_to_ref_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenTextures() call(s) failed.");
const glw::GLuint to_ids[] = { m_to_base_id, m_to_ref_id };
const unsigned int n_to_ids = sizeof(to_ids) / sizeof(to_ids[0]);
for (unsigned int n_to_id = 0; n_to_id < n_to_ids; ++n_to_id)
{
gl.bindTexture(GL_TEXTURE_2D, to_ids[n_to_id]);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindTexture() call failed.");
gl.texStorage2D(GL_TEXTURE_2D, 1, /* levels */
GL_RGBA8, m_to_width, m_to_height);
GLU_EXPECT_NO_ERROR(gl.getError(), "glTexStorage2D() call failed.");
}
/* Also set up some buffers we will use for data comparison */
m_to_base_data = new unsigned char[m_to_width * m_to_height * 4 /* components */];
m_to_ref_data = new unsigned char[m_to_width * m_to_height * 4 /* components */];
/* Finally, for glReadPixels() operations, we need to make sure that pack alignment is set to 1 */
gl.pixelStorei(GL_PACK_ALIGNMENT, 1);
GLU_EXPECT_NO_ERROR(gl.getError(), "glPixelStorei() call failed.");
/* Proceed with framebuffer object initialization. Since we will be rendering to different
* render-targets, there's not much point in attaching any of the textures at this point.
*/
gl.genFramebuffers(1, &m_fbo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenFramebuffers() call failed.");
gl.bindFramebuffer(GL_FRAMEBUFFER, m_fbo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindFramebufer() call failed");
gl.viewport(0, /* x */
0, /* y */
m_to_width, m_to_height);
GLU_EXPECT_NO_ERROR(gl.getError(), "glViewport() call failed");
/* Set up buffer object we will use for the draw calls. Use the data
* from the test specification.
*
* NOTE: If you need to change the data layout here, make sure you also update
* m_draw_call_color_offset, m_draw_call_index*_offset, and
* m_draw_call_vertex*_offset setter calls elsewhere.
**/
if (m_bo_id == 0)
{
unsigned int current_offset = 0;
gl.genBuffers(1, &m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenBuffers() call failed.");
gl.bindBuffer(GL_ARRAY_BUFFER, m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
gl.bufferData(GL_ARRAY_BUFFER,
m_bo_functional_data_index_size + m_bo_functional_data_vertex_size +
m_bo_functional2_data_vertex_size + m_bo_functional2_data_index_size +
m_bo_functional3_data_index_size + m_bo_functional4_data_index_size +
m_bo_functional5_data_index_size + m_bo_functional_data_color_size,
DE_NULL, /* data */
GL_STATIC_DRAW);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBufferData() call failed.");
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional_data_vertex_size,
m_bo_functional_data_vertex);
current_offset += m_bo_functional_data_vertex_size;
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional2_data_vertex_size,
m_bo_functional2_data_vertex);
current_offset += m_bo_functional2_data_vertex_size;
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional_data_index_size, m_bo_functional_data_index);
current_offset += m_bo_functional_data_index_size;
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional2_data_index_size,
m_bo_functional2_data_index);
current_offset += m_bo_functional2_data_index_size;
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional3_data_index_size,
m_bo_functional3_data_index);
current_offset += m_bo_functional3_data_index_size;
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional4_data_index_size,
m_bo_functional4_data_index);
current_offset += m_bo_functional4_data_index_size;
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional5_data_index_size,
m_bo_functional5_data_index);
current_offset += m_bo_functional5_data_index_size;
gl.bufferSubData(GL_ARRAY_BUFFER, current_offset, m_bo_functional_data_color_size, m_bo_functional_data_color);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBufferSubData() call(s) failed.");
}
if (use_overflow_test_vertices && m_bo_id_2 == 0)
{
/* Create a special buffer that only has vertex data in a few slots */
gl.genBuffers(1, &m_bo_id_2);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenBuffers() call failed");
gl.bindBuffer(GL_ARRAY_BUFFER, m_bo_id_2);
gl.bufferData(GL_ARRAY_BUFFER, 2 * 65550 * sizeof(glw::GLfloat), NULL, GL_STATIC_DRAW);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBufferData() call failed");
/*
* Upload to offset 0: regular draw call indices for making sure ubyte
* and ushort indices don't wrap around too early
* Upload to offset 256: base draw call indices of type ubyte
* Upload to offset 65536: base draw call indices of type ushort
*/
glw::GLfloat badVtx[] = { 0.9f, 0.9f, -0.9f, 0.9f, -0.9f, -0.9f, 0.9f, -0.9f, 0.9f, 0.9f, -0.9f, 0.9f,
-0.9f, -0.9f, 0.9f, -0.9f, 0.9f, 0.9f, -0.9f, 0.9f, -0.9f, -0.9f, 0.9f, -0.9f };
gl.bufferSubData(GL_ARRAY_BUFFER, 0, sizeof(badVtx), badVtx);
gl.bufferSubData(GL_ARRAY_BUFFER, 2 * 256 * sizeof(glw::GLfloat), 2 * 12 * sizeof(glw::GLfloat),
m_bo_functional_data_vertex);
gl.bufferSubData(GL_ARRAY_BUFFER, 2 * 65536 * sizeof(glw::GLfloat), 2 * 12 * sizeof(glw::GLfloat),
m_bo_functional_data_vertex);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBufferSubData() call failed");
}
/* Set up the test program object */
if (m_po_id == 0 || m_po_uses_gs_stage != use_geometry_shader_stage ||
m_po_uses_tc_te_stages != use_tessellation_shader_stage ||
m_po_uses_vertex_attrib_binding != use_vertex_attrib_binding)
{
static const char* functional_fs_code = "${VERSION}\n"
"\n"
"precision highp float;\n"
"\n"
"in vec4 FS_COLOR_INPUT_NAME;\n"
"out vec4 result;\n"
"\n"
"void main()\n"
"{\n"
" result = FS_COLOR_INPUT_NAME;\n"
"}\n";
static const char* functional_gs_code = "${VERSION}\n"
"${GEOMETRY_SHADER_REQUIRE}\n"
"\n"
"layout(triangles) in;\n"
"layout(triangle_strip, max_vertices = 3) out;\n"
"\n"
"in vec4 GS_COLOR_INPUT_NAME[];\n"
"out vec4 FS_COLOR_INPUT_NAME;\n"
"\n"
"void main()\n"
"{\n"
" for (int n = 0; n < 3; ++n)\n"
" {\n"
" gl_Position = vec4(gl_in[n].gl_Position.x, "
"-gl_in[n].gl_Position.y, gl_in[n].gl_Position.zw);\n"
" FS_COLOR_INPUT_NAME = GS_COLOR_INPUT_NAME[n];\n"
"\n"
" EmitVertex();\n"
" }\n"
"\n"
" EndPrimitive();\n"
"}\n";
static const char* functional_tc_code =
"${VERSION}\n"
"${TESSELLATION_SHADER_REQUIRE}\n"
"\n"
"in vec4 TC_COLOR_INPUT_NAME[];\n"
"out vec4 TE_COLOR_INPUT_NAME[];\n"
"\n"
"layout(vertices = 3) out;\n"
"\n"
"void main()\n"
"{\n"
" gl_out [gl_InvocationID].gl_Position = gl_in [gl_InvocationID].gl_Position;\n"
" TE_COLOR_INPUT_NAME[gl_InvocationID] = TC_COLOR_INPUT_NAME[gl_InvocationID];\n"
"\n"
" gl_TessLevelInner[0] = 3.0;\n"
" gl_TessLevelOuter[0] = 3.0;\n"
" gl_TessLevelOuter[1] = 3.0;\n"
" gl_TessLevelOuter[2] = 3.0;\n"
"}\n";
static const char* functional_te_code =
"${VERSION}\n"
"\n"
"${TESSELLATION_SHADER_REQUIRE}\n"
"\n"
"layout(triangles, equal_spacing, cw) in;\n"
"\n"
"in vec4 TE_COLOR_INPUT_NAME[];\n"
"out vec4 TE_COLOR_OUTPUT_NAME;\n"
"\n"
"void main()\n"
"{\n"
" vec2 p1 = gl_in[0].gl_Position.xy;\n"
" vec2 p2 = gl_in[1].gl_Position.xy;\n"
" vec2 p3 = gl_in[2].gl_Position.xy;\n"
"\n"
" TE_COLOR_OUTPUT_NAME = TE_COLOR_INPUT_NAME[0] + TE_COLOR_INPUT_NAME[1] + TE_COLOR_INPUT_NAME[2];\n"
" gl_Position = vec4(gl_TessCoord.x * p1.x + gl_TessCoord.y * p2.x + gl_TessCoord.z * p3.x,\n"
" gl_TessCoord.x * p1.y + gl_TessCoord.y * p2.y + gl_TessCoord.z * p3.y,\n"
" 0.0,\n"
" 1.0);\n"
"}\n";
static const char* functional_vs_code = "${VERSION}\n"
"\n"
"out vec4 VS_COLOR_OUTPUT_NAME;\n"
"in vec4 vertex;\n"
"\n"
"OPTIONAL_USE_VERTEX_ATTRIB_BINDING_DEFINITIONS\n"
"\n"
"void main()\n"
"{\n"
" float vertex_id_float = float(gl_VertexID);\n"
"\n"
"#ifdef USE_VERTEX_ATTRIB_BINDING\n"
" vec4 color = in_color;\n"
"#else\n"
" vec4 color = vec4(vertex_id_float / 7.0,\n"
" vertex_id_float / 3.0,\n"
" vertex_id_float / 17.0,\n"
" 1.0);\n"
"#endif\n"
" float scale = (gl_InstanceID == 0) ? 1.0 :\n"
" (gl_InstanceID == 1) ? 0.8 :\n"
" 0.5;\n"
"\n"
" VS_COLOR_OUTPUT_NAME = color;\n"
" gl_Position = vec4(vertex.xy * scale, vertex.zw);\n"
"}\n";
/* Release a program object if one has already been set up for the running test */
deinitProgramAndShaderObjects();
/* Replace the tokens with actual variable names */
std::string fs_body = specializeShader(1, &functional_fs_code);
std::string fs_color_input_name_token = "FS_COLOR_INPUT_NAME";
std::string fs_color_input_name_token_value;
std::string gs_body = specializeShader(1, &functional_gs_code);
std::string gs_color_input_name_token = "GS_COLOR_INPUT_NAME";
std::string gs_color_input_name_token_value;
std::string tc_body = specializeShader(1, &functional_tc_code);
std::string tc_color_input_name_token = "TC_COLOR_INPUT_NAME";
std::string tc_color_input_name_token_value;
std::string te_body = specializeShader(1, &functional_te_code);
std::string te_color_input_name_token = "TE_COLOR_INPUT_NAME";
std::string te_color_input_name_token_value;
std::string te_color_output_name_token = "TE_COLOR_OUTPUT_NAME";
std::string te_color_output_name_token_value;
std::string vs_body = specializeShader(1, &functional_vs_code);
std::string vs_color_output_name_token = "VS_COLOR_OUTPUT_NAME";
std::string vs_color_output_name_token_value;
std::string vs_optional_use_vertex_attrib_binding_definitions_token =
"OPTIONAL_USE_VERTEX_ATTRIB_BINDING_DEFINITIONS";
std::string vs_optional_use_vertex_attrib_binding_definitions_token_value;
std::string* bodies[] = { &fs_body, &gs_body, &tc_body, &te_body, &vs_body };
const unsigned int n_bodies = sizeof(bodies) / sizeof(bodies[0]);
std::string* token_value_pairs[] = { &fs_color_input_name_token,
&fs_color_input_name_token_value,
&gs_color_input_name_token,
&gs_color_input_name_token_value,
&tc_color_input_name_token,
&tc_color_input_name_token_value,
&te_color_input_name_token,
&te_color_input_name_token_value,
&te_color_output_name_token,
&te_color_output_name_token_value,
&vs_color_output_name_token,
&vs_color_output_name_token_value,
&vs_optional_use_vertex_attrib_binding_definitions_token,
&vs_optional_use_vertex_attrib_binding_definitions_token_value };
const unsigned int n_token_value_pairs =
sizeof(token_value_pairs) / sizeof(token_value_pairs[0]) / 2 /* token+value */;
if (!use_tessellation_shader_stage)
{
if (!use_geometry_shader_stage)
{
/* Geometry & tessellation shader stages are not required.
*
* NOTE: This code-path is also used by Functional Test VII which verifies that
* vertex attribute bindings work correctly with basevertex draw calls.
* The test only uses FS & VS in its rendering pipeline and consumes a color
* taken from an enabled vertex attribute array instead of a vector value
* calculated in vertex shader stage,
*/
vs_color_output_name_token_value = "out_vs_color";
fs_color_input_name_token_value = vs_color_output_name_token_value;
if (use_vertex_attrib_binding)
{
vs_optional_use_vertex_attrib_binding_definitions_token_value =
"#define USE_VERTEX_ATTRIB_BINDING\n"
"in vec4 in_color;\n";
}
} /* if (!use_geometry_shader_stage) */
else
{
/* Geometry shader stage is needed, but tessellation shader stage
* can be skipped */
fs_color_input_name_token_value = "out_fs_color";
gs_color_input_name_token_value = "out_vs_color";
vs_color_output_name_token_value = "out_vs_color";
DE_ASSERT(!use_vertex_attrib_binding);
}
} /* if (!use_tessellation_shader_stage) */
else
{
DE_ASSERT(!use_vertex_attrib_binding);
if (!use_geometry_shader_stage)
{
/* Tessellation shader stage is needed, but geometry shader stage
* can be skipped */
fs_color_input_name_token_value = "out_fs_color";
tc_color_input_name_token_value = "out_vs_color";
te_color_input_name_token_value = "out_tc_color";
te_color_output_name_token_value = "out_fs_color";
vs_color_output_name_token_value = "out_vs_color";
} /* if (!use_geometry_shader_stage) */
else
{
/* Both tessellation and geometry shader stages are needed */
fs_color_input_name_token_value = "out_fs_color";
gs_color_input_name_token_value = "out_te_color";
tc_color_input_name_token_value = "out_vs_color";
te_color_input_name_token_value = "out_tc_color";
te_color_output_name_token_value = "out_te_color";
vs_color_output_name_token_value = "out_vs_color";
}
}
for (unsigned int n_body = 0; n_body < n_bodies; ++n_body)
{
std::string* body_ptr = bodies[n_body];
for (unsigned int n_token_value_pair = 0; n_token_value_pair < n_token_value_pairs; ++n_token_value_pair)
{
std::string token = *token_value_pairs[2 * n_token_value_pair + 0];
std::size_t token_location = std::string::npos;
std::string value = *token_value_pairs[2 * n_token_value_pair + 1];
while ((token_location = body_ptr->find(token)) != std::string::npos)
{
body_ptr->replace(token_location, token.length(), value);
} /* while (tokens are found) */
} /* for (all token+value pairs) */
} /* for (all bodies) */
/* Build the actual program */
buildProgram(fs_body.c_str(), vs_body.c_str(), use_tessellation_shader_stage ? tc_body.c_str() : DE_NULL,
use_tessellation_shader_stage ? te_body.c_str() : DE_NULL,
use_geometry_shader_stage ? gs_body.c_str() : DE_NULL);
m_po_uses_gs_stage = use_geometry_shader_stage;
m_po_uses_tc_te_stages = use_tessellation_shader_stage;
m_po_uses_vertex_attrib_binding = use_vertex_attrib_binding;
}
/* Set up the vertex array object */
if (m_vao_id != 0)
{
gl.deleteVertexArrays(1, &m_vao_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glDeleteVertexArrays() call failed.");
m_vao_id = 0;
}
if (!use_clientside_vertex_data)
{
gl.genVertexArrays(1, &m_vao_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenVertexArrays() call failed.");
}
gl.bindVertexArray(m_vao_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindVertexArray() call failed.");
if (m_po_color_attribute_location != -1)
{
DE_ASSERT(use_vertex_attrib_binding);
gl.enableVertexAttribArray(m_po_color_attribute_location);
}
gl.enableVertexAttribArray(m_po_vertex_attribute_location);
GLU_EXPECT_NO_ERROR(gl.getError(), "glEnableVertexAttribArray() call(s) failed.");
/* Configure the VAO */
if (use_clientside_index_data)
{
gl.bindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
}
else
{
gl.bindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
}
if (use_clientside_vertex_data)
{
gl.bindBuffer(GL_ARRAY_BUFFER, 0);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
}
else
{
gl.bindBuffer(GL_ARRAY_BUFFER, use_overflow_test_vertices ? m_bo_id_2 : m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
}
if (!use_vertex_attrib_binding)
{
DE_ASSERT(m_po_color_attribute_location == -1);
gl.vertexAttribPointer(m_po_vertex_attribute_location, 2, /* size */
GL_FLOAT, GL_FALSE, /* normalized */
0, /* stride */
m_draw_call_vertex_offset);
GLU_EXPECT_NO_ERROR(gl.getError(), "glVertexAttribPointer() call failed.");
} /* if (!use_vertex_attrib_binding) */
else
{
DE_ASSERT(m_po_color_attribute_location != -1);
DE_ASSERT(m_draw_call_vertex_offset < m_draw_call_color_offset);
gl.vertexAttribFormat(m_po_color_attribute_location, 2, /* size */
GL_FLOAT, /* type */
GL_FALSE, /* normalized */
(glw::GLuint)((const glw::GLubyte*)m_draw_call_color_offset -
(const glw::GLubyte*)m_draw_call_vertex_offset));
gl.vertexAttribFormat(m_po_vertex_attribute_location, 2, /* size */
GL_FLOAT, /* type */
GL_FALSE, /* normalized */
0); /* relativeoffset */
GLU_EXPECT_NO_ERROR(gl.getError(), "glVertexAttribFormat() call(s) failed.");
gl.vertexAttribBinding(m_po_color_attribute_location, 0); /* bindingindex */
gl.vertexAttribBinding(m_po_vertex_attribute_location, 0); /* bindingindex */
GLU_EXPECT_NO_ERROR(gl.getError(), "glVertexAttribBinding() call(s) failed.");
gl.bindVertexBuffer(0, /* bindingindex */
(use_clientside_vertex_data) ? 0 : (use_overflow_test_vertices ? m_bo_id_2 : m_bo_id),
(glw::GLintptr)m_draw_call_vertex_offset, sizeof(float) * 2);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindVertexBuffer() call failed.");
}
/* Bind the program object to the rendering context */
gl.useProgram(m_po_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glUseProgram() call failed.");
}
/** Sets up all ES objects required to run a single negative test case iteration.
*
* @param use_clientside_vertex_data true if the test case requires client-side buffers to
* back the color/vertex vertex attribute arrays; false
* to use buffer object storage.
* @param use_clientside_index_data true if the test case requires client-side buffers to
* be used as index data source; false to use buffer object
* storage.
*/
void DrawElementsBaseVertexTestBase::setUpNegativeTestObjects(bool use_clientside_vertex_data,
bool use_clientside_index_data)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* Set up buffer object we will use for the draw calls. Use the data
* from the test specification */
if (m_bo_id == 0)
{
gl.genBuffers(1, &m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenBuffers() call failed.");
gl.bindBuffer(GL_ARRAY_BUFFER, m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
gl.bufferData(GL_ARRAY_BUFFER, m_bo_negative_data_index_size + m_bo_negative_data_vertex_size,
DE_NULL, /* data */
GL_STATIC_DRAW);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBufferData() call failed.");
gl.bufferSubData(GL_ARRAY_BUFFER, 0, /* offset */
m_bo_negative_data_vertex_size, m_bo_negative_data_vertex);
gl.bufferSubData(GL_ARRAY_BUFFER, m_bo_negative_data_vertex_size, /* offset */
m_bo_negative_data_index_size, m_bo_negative_data_index);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBufferSubData() call(s) failed.");
}
if (use_clientside_index_data)
{
m_draw_call_index_offset = m_bo_negative_data_index;
}
else
{
m_draw_call_index_offset = (const glw::GLuint*)(deUintptr)m_bo_negative_data_vertex_size;
}
if (use_clientside_vertex_data)
{
m_draw_call_vertex_offset = m_bo_negative_data_vertex;
}
else
{
m_draw_call_vertex_offset = DE_NULL;
}
/* Set up the test program object */
if (m_po_id == 0)
{
static const char* negative_fs_code = "${VERSION}\n"
"precision highp float;\n"
"\n"
"out vec4 result;\n"
"\n"
"void main()\n"
"{\n"
" result = vec4(1.0);\n"
"}\n";
static const char* negative_vs_code = "${VERSION}\n"
"\n"
"in vec4 vertex;\n"
"\n"
"void main()\n"
"{\n"
" gl_Position = vertex;\n"
"}\n";
std::string fs_specialized_code = specializeShader(1, &negative_fs_code);
const char* fs_specialized_code_raw = fs_specialized_code.c_str();
std::string vs_specialized_code = specializeShader(1, &negative_vs_code);
const char* vs_specialized_code_raw = vs_specialized_code.c_str();
buildProgram(fs_specialized_code_raw, vs_specialized_code_raw, DE_NULL, /* tc_code */
DE_NULL, /* te_code */
DE_NULL); /* gs_code */
}
/* Set up a vertex array object */
if (m_vao_id == 0)
{
gl.genVertexArrays(1, &m_vao_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenVertexArrays() call failed.");
gl.bindVertexArray(m_vao_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindVertexArray() call failed.");
gl.enableVertexAttribArray(m_po_vertex_attribute_location);
GLU_EXPECT_NO_ERROR(gl.getError(), "glEnableVertexAttribArray() call failed.");
}
/* Configure the VAO */
if (use_clientside_index_data)
{
gl.bindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
}
else
{
gl.bindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
}
if (use_clientside_vertex_data)
{
gl.bindBuffer(GL_ARRAY_BUFFER, 0);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
gl.bindVertexArray(0);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindVertexArray() call failed.");
}
else
{
gl.bindBuffer(GL_ARRAY_BUFFER, m_bo_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed.");
}
gl.vertexAttribPointer(m_po_vertex_attribute_location, 2, /* size */
GL_FLOAT, GL_FALSE, /* normalized */
0, /* stride */
m_draw_call_vertex_offset);
GLU_EXPECT_NO_ERROR(gl.getError(), "glVertexAttribPointer() call failed.");
/* Bind the program object to the rendering context */
gl.useProgram(m_po_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glUseProgram() call failed.");
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior::DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior(
Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "basevertex_behavior1",
"Verifies basevertex draw calls work correctly for a number of "
"different rendering pipeline and VAO configurations")
{
/* Left blank on purpose */
}
/** Sets up test case descriptors for the test instance. These will later be used
* as input for DrawElementsBaseVertexTestBase::executeTestCases(), which performs
* the actual testing.
**/
void DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior::setUpTestCases()
{
/* Set up test case descriptors */
const glw::GLint basevertex_values[] = { 10, 0 };
const unsigned int n_basevertex_values = sizeof(basevertex_values) / sizeof(basevertex_values[0]);
/* The test needs to be run in two iterations, using client-side memory and buffer object
* for index data respectively
*/
for (int vao_iteration = 0; vao_iteration < 2; ++vao_iteration)
{
/* Skip client-side vertex array as gl_VertexID is undefined when no buffer bound to ARRAY_BUFFER
* See section 11.1.3.9 in OpenGL ES 3.1 spec
*/
bool use_clientside_vertex_data = 0;
bool use_clientside_index_data = ((vao_iteration & (1 << 0)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Compute the offsets */
computeVBODataOffsets(use_clientside_index_data, use_clientside_vertex_data);
/* There are two index data sets we need to iterate over */
const glw::GLuint* index_offsets[] = { m_draw_call_index_offset, m_draw_call_index2_offset };
const unsigned int n_index_offsets = sizeof(index_offsets) / sizeof(index_offsets[0]);
for (unsigned int n_index_offset = 0; n_index_offset < n_index_offsets; ++n_index_offset)
{
const glw::GLuint* current_index_offset = index_offsets[n_index_offset];
/* We need to test four different functions:
*
* a) glDrawElementsBaseVertex() (GL)
* or glDrawElementsBaseVertexEXT() (ES)
* b) glDrawRangeElementsBaseVertex() (GL)
* or glDrawRangeElementsBaseVertexEXT() (ES)
* c) glDrawElementsInstancedBaseVertex() (GL)
* or glDrawElementsInstancedBaseVertexEXT() (ES)
* d) glMultiDrawElementsBaseVertex() (GL)
* or glMultiDrawElementsBaseVertexEXT() (ES) (if supported)
**/
for (int n_function = 0; n_function < FUNCTION_COUNT; ++n_function)
{
/* Do not try to use the multi draw call if relevant extension is
* not supported. */
if (!m_is_ext_multi_draw_arrays_supported && n_function == FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX)
{
continue;
}
/* We need to run the test for a number of different basevertex values. */
for (unsigned int n_basevertex_value = 0; n_basevertex_value < n_basevertex_values;
++n_basevertex_value)
{
/* Finally, we want to verify that basevertex draw calls work correctly both when vertex attribute
* bindings are enabled and disabled */
bool vertex_attrib_binding_statuses[] = { false, true };
unsigned int n_vertex_attrib_binding_statuses =
sizeof(vertex_attrib_binding_statuses) / sizeof(vertex_attrib_binding_statuses[0]);
for (unsigned int n_vertex_attrib_binding_status = 0;
n_vertex_attrib_binding_status < n_vertex_attrib_binding_statuses;
++n_vertex_attrib_binding_status)
{
bool use_vertex_attrib_binding = vertex_attrib_binding_statuses[n_vertex_attrib_binding_status];
/* Under GL, "vertex attrib binding" functionality is only available if GL_ARB_vertex_attrib_binding
* extension is supported.
*/
if (!m_is_vertex_attrib_binding_supported && use_vertex_attrib_binding)
{
continue;
}
/* Prepare a few arrays so that we can handle the multi draw call and its emulated version.. */
const glw::GLsizei multi_draw_call_count_array[3] = { 3, 6, 3 };
const glw::GLuint* multi_draw_call_indices_array[3] = {
(glw::GLuint*)(current_index_offset), (glw::GLuint*)(current_index_offset + 3),
(glw::GLuint*)(current_index_offset + 9)
};
/* Reference texture should always reflect basevertex=10 behavior. */
const glw::GLuint regular_draw_call_offset = basevertex_values[0];
const glw::GLuint* regular_multi_draw_call_offseted_array[3] = {
multi_draw_call_indices_array[0] + regular_draw_call_offset,
multi_draw_call_indices_array[1] + regular_draw_call_offset,
multi_draw_call_indices_array[2] + regular_draw_call_offset,
};
/* Construct the test case descriptor */
_test_case new_test_case;
new_test_case.basevertex = basevertex_values[n_basevertex_value];
new_test_case.function_type = (_function_type)n_function;
new_test_case.index_offset = current_index_offset;
new_test_case.range_start = n_index_offset == 0 ? 0 : 10;
new_test_case.range_end = n_index_offset == 0 ? 22 : 32;
new_test_case.index_type = GL_UNSIGNED_INT;
new_test_case.primitive_mode = GL_TRIANGLES;
new_test_case.regular_draw_call_offset = basevertex_values[0];
new_test_case.should_base_texture_match_reference_texture =
((glw::GLuint)new_test_case.basevertex == new_test_case.regular_draw_call_offset);
new_test_case.use_clientside_index_data = use_clientside_index_data;
new_test_case.use_clientside_vertex_data = use_clientside_vertex_data;
new_test_case.use_geometry_shader_stage = false;
new_test_case.use_tessellation_shader_stage = false;
new_test_case.use_vertex_attrib_binding = use_vertex_attrib_binding;
memcpy(new_test_case.multi_draw_call_count_array, multi_draw_call_count_array,
sizeof(multi_draw_call_count_array));
memcpy(new_test_case.multi_draw_call_indices_array, multi_draw_call_indices_array,
sizeof(multi_draw_call_indices_array));
memcpy(new_test_case.regular_multi_draw_call_offseted_array,
regular_multi_draw_call_offseted_array, sizeof(regular_multi_draw_call_offseted_array));
m_test_cases.push_back(new_test_case);
} /* for (all vertex_attrib_binding statuses) */
} /* for (all basevertex values) */
} /* for (all four functions) */
} /* for (all index data sets) */
} /* for (all VAO iterations) */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior::iterate()
{
setUpTestCases();
executeTestCases();
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior2::DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior2(
Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "basevertex_behavior2",
"Verifies basevertex draw calls work correctly for a number of "
"different rendering pipeline and VAO configurations. Uses slightly "
"different data set than basevertex_behavior.")
{
/* Left blank on purpose */
}
/** Sets up test case descriptors for the test instance. These will later be used
* as input for DrawElementsBaseVertexTestBase::executeTestCases(), which performs
* the actual testing.
**/
void DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior2::setUpTestCases()
{
/* Set up test case descriptors */
const glw::GLint basevertex = 5;
/* The test needs to be run in two iterations, using client-side memory and buffer object
* for index data respectively
*/
for (int vao_iteration = 0; vao_iteration < 2; ++vao_iteration)
{
/* Skip client-side vertex array as gl_VertexID is undefined when no buffer bound to ARRAY_BUFFER
* See section 11.1.3.9 in OpenGL ES 3.1 spec
*/
bool use_clientside_vertex_data = 0;
bool use_clientside_index_data = ((vao_iteration & (1 << 0)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Compute the offsets */
computeVBODataOffsets(use_clientside_index_data, use_clientside_vertex_data);
/* We need to test four different functions:
*
* a) glDrawElementsBaseVertex() (GL)
* or glDrawElementsBaseVertexEXT() (ES)
* b) glDrawRangeElementsBaseVertex() (GL)
* or glDrawRangeElementsBaseVertexEXT() (ES)
* c) glDrawElementsInstancedBaseVertex() (GL)
* or glDrawElementsInstancedBaseVertexEXT() (ES)
* d) glMultiDrawElementsBaseVertex() (GL)
* or glMultiDrawElementsBaseVertexEXT() (ES) (if supported)
**/
for (int n_function = 0; n_function < FUNCTION_COUNT; ++n_function)
{
/* Do not try to use the multi draw call if relevant extension is
* not supported. */
if (!m_is_ext_multi_draw_arrays_supported && n_function == FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX)
{
continue;
}
/* Prepare a few arrays so that we can handle the multi draw call and its emulated version.. */
const glw::GLsizei multi_draw_call_count_array[3] = { 3, 6, 3 };
const glw::GLuint* multi_draw_call_indices_array[3] = { (glw::GLuint*)(m_draw_call_index_offset),
(glw::GLuint*)(m_draw_call_index_offset + 3),
(glw::GLuint*)(m_draw_call_index_offset + 9) };
/* Reference texture should always reflect basevertex=10 behavior. */
const glw::GLuint regular_draw_call_offset = 0;
const glw::GLuint* regular_multi_draw_call_offseted_array[3] = {
multi_draw_call_indices_array[0] + regular_draw_call_offset,
multi_draw_call_indices_array[1] + regular_draw_call_offset,
multi_draw_call_indices_array[2] + regular_draw_call_offset,
};
/* Construct the test case descriptor */
_test_case new_test_case;
new_test_case.basevertex = basevertex;
new_test_case.function_type = (_function_type)n_function;
new_test_case.index_offset = m_draw_call_index_offset;
new_test_case.range_start = 0;
new_test_case.range_end = 22;
new_test_case.index_type = GL_UNSIGNED_INT;
new_test_case.primitive_mode = GL_TRIANGLES;
new_test_case.regular_draw_call_offset = regular_draw_call_offset;
new_test_case.should_base_texture_match_reference_texture =
((glw::GLuint)new_test_case.basevertex == new_test_case.regular_draw_call_offset);
new_test_case.use_clientside_index_data = use_clientside_index_data;
new_test_case.use_clientside_vertex_data = use_clientside_vertex_data;
new_test_case.use_geometry_shader_stage = false;
new_test_case.use_tessellation_shader_stage = false;
new_test_case.use_vertex_attrib_binding = false;
memcpy(new_test_case.multi_draw_call_count_array, multi_draw_call_count_array,
sizeof(multi_draw_call_count_array));
memcpy(new_test_case.multi_draw_call_indices_array, multi_draw_call_indices_array,
sizeof(multi_draw_call_indices_array));
memcpy(new_test_case.regular_multi_draw_call_offseted_array, regular_multi_draw_call_offseted_array,
sizeof(regular_multi_draw_call_offseted_array));
m_test_cases.push_back(new_test_case);
} /* for (all four functions) */
} /* for (all VAO iterations) */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexFunctionalCorrectBaseVertexBehavior2::iterate()
{
setUpTestCases();
executeTestCases();
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorUnderflow::
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorUnderflow(Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "underflow",
"Verifies basevertex draw calls work correctly for negative "
"basevertex values")
{
/* Left blank on purpose */
}
/** Sets up test case descriptors for the test instance. These will later be used
* as input for DrawElementsBaseVertexTestBase::executeTestCases(), which performs
* the actual testing.
**/
void DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorUnderflow::setUpTestCases()
{
/* Set up test case descriptors */
const glw::GLint basevertex = -10;
/* The test needs to be run in two iterations, using client-side memory and buffer object
* for index data respectively
*/
for (int vao_iteration = 0; vao_iteration < 2; ++vao_iteration)
{
/* Skip client-side vertex array as gl_VertexID is undefined when no buffer bound to ARRAY_BUFFER
* See section 11.1.3.9 in OpenGL ES 3.1 spec
*/
bool use_clientside_vertex_data = 0;
bool use_clientside_index_data = ((vao_iteration & (1 << 0)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Compute the offsets */
computeVBODataOffsets(use_clientside_index_data, use_clientside_vertex_data);
/* We need to test four different functions:
*
* a) glDrawElementsBaseVertex() (GL)
* or glDrawElementsBaseVertexEXT() (ES)
* b) glDrawRangeElementsBaseVertex() (GL)
* or glDrawRangeElementsBaseVertexEXT() (ES)
* c) glDrawElementsInstancedBaseVertex() (GL)
* or glDrawElementsInstancedBaseVertexEXT() (ES)
* d) glMultiDrawElementsBaseVertex() (GL)
* or glMultiDrawElementsBaseVertexEXT() (ES) (if supported)
**/
for (int n_function = 0; n_function < FUNCTION_COUNT; ++n_function)
{
/* Do not try to use the multi draw call if relevant extension is
* not supported. */
if (!m_is_ext_multi_draw_arrays_supported && n_function == FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX)
{
continue;
}
/* Prepare a few arrays so that we can handle the multi draw call and its emulated version.. */
unsigned int offset_from_10_to_0_index = 23; /* this offset moves us from the start index of 10 to a zero
* index, given the second index data set we will be using.
* Please see declaration of functional2_index_data if you
* need to verify this by yourself. */
const glw::GLsizei multi_draw_call_count_array[3] = { 3, 6, 3 };
const glw::GLuint* multi_draw_call_indices_array[3] = { (glw::GLuint*)(m_draw_call_index2_offset),
(glw::GLuint*)(m_draw_call_index2_offset + 3),
(glw::GLuint*)(m_draw_call_index2_offset + 9) };
const glw::GLuint* regular_multi_draw_call_offseted_array[3] = {
multi_draw_call_indices_array[0] + offset_from_10_to_0_index,
multi_draw_call_indices_array[1] + offset_from_10_to_0_index,
multi_draw_call_indices_array[2] + offset_from_10_to_0_index,
};
/* Construct the test case descriptor */
_test_case new_test_case;
new_test_case.basevertex = basevertex;
new_test_case.function_type = (_function_type)n_function;
new_test_case.index_offset = m_draw_call_index2_offset;
new_test_case.range_start = 10;
new_test_case.range_end = 32;
new_test_case.index_type = GL_UNSIGNED_INT;
new_test_case.primitive_mode = GL_TRIANGLES;
new_test_case.regular_draw_call_offset = offset_from_10_to_0_index;
new_test_case.should_base_texture_match_reference_texture = true;
new_test_case.use_clientside_index_data = use_clientside_index_data;
new_test_case.use_clientside_vertex_data = use_clientside_vertex_data;
new_test_case.use_geometry_shader_stage = false;
new_test_case.use_tessellation_shader_stage = false;
new_test_case.use_vertex_attrib_binding = false;
memcpy(new_test_case.multi_draw_call_count_array, multi_draw_call_count_array,
sizeof(multi_draw_call_count_array));
memcpy(new_test_case.multi_draw_call_indices_array, multi_draw_call_indices_array,
sizeof(multi_draw_call_indices_array));
memcpy(new_test_case.regular_multi_draw_call_offseted_array, regular_multi_draw_call_offseted_array,
sizeof(regular_multi_draw_call_offseted_array));
m_test_cases.push_back(new_test_case);
} /* for (all four functions) */
} /* for (all VAO iterations) */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorUnderflow::iterate()
{
setUpTestCases();
executeTestCases();
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorOverflow::
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorOverflow(Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "overflow",
"Verifies basevertex draw calls work correctly for overflowing "
"basevertex values")
{
/* Left blank on purpose */
}
/** Sets up test case descriptors for the test instance. These will later be used
* as input for DrawElementsBaseVertexTestBase::executeTestCases(), which performs
* the actual testing.
**/
void DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorOverflow::setUpTestCases()
{
/* The test needs to be run in two iterations, using client-side memory and buffer object
* for index data respectively
*/
for (int vao_iteration = 0; vao_iteration < 2; ++vao_iteration)
{
/* Skip client-side vertex array as gl_VertexID is undefined when no buffer bound to ARRAY_BUFFER
* See section 11.1.3.9 in OpenGL ES 3.1 spec
*/
bool use_clientside_vertex_data = 0;
bool use_clientside_index_data = ((vao_iteration & (1 << 0)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Compute the offsets */
computeVBODataOffsets(use_clientside_index_data, use_clientside_vertex_data);
/* We need to test four different functions:
*
* a) glDrawElementsBaseVertex() (GL)
* or glDrawElementsBaseVertexEXT() (ES)
* b) glDrawRangeElementsBaseVertex() (GL)
* or glDrawRangeElementsBaseVertexEXT() (ES)
* c) glDrawElementsInstancedBaseVertex() (GL)
* or glDrawElementsInstancedBaseVertexEXT() (ES)
* d) glMultiDrawElementsBaseVertex() (GL)
* or glMultiDrawElementsBaseVertexEXT() (ES) (if supported)
**/
for (int n_function = 0; n_function < FUNCTION_COUNT; ++n_function)
{
/* Do not try to use the multi draw call if relevant extension is
* not supported. */
if (!m_is_ext_multi_draw_arrays_supported && n_function == FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX)
{
continue;
}
const glw::GLenum index_types[] = { GL_UNSIGNED_BYTE, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT };
const unsigned int n_index_types = sizeof(index_types) / sizeof(index_types[0]);
for (unsigned int n_index_type = 0; n_index_type < n_index_types; ++n_index_type)
{
glw::GLint basevertex = -1;
const glw::GLubyte* index_offset = NULL;
int index_size = 0;
glw::GLenum index_type = index_types[n_index_type];
glw::GLenum regular_draw_call_index_type = 0;
int regular_draw_call_index_size = 0;
glw::GLboolean use_overflow_test_vertices = false;
/* To meet requirements of tests IX.1-IX.2 and IX.3, we need to use two basevertex deltas. */
const glw::GLint basevertex_deltas[] = {
0, /* IX.1-IX.2 */
1 /* IX.3 */
};
const unsigned int n_basevertex_deltas = sizeof(basevertex_deltas) / sizeof(basevertex_deltas[0]);
for (unsigned int n_basevertex_delta = 0; n_basevertex_delta < n_basevertex_deltas;
++n_basevertex_delta)
{
const glw::GLint basevertex_delta = basevertex_deltas[n_basevertex_delta];
glw::GLuint regular_draw_call_offset = 0;
glw::GLuint* regular_draw_call_offset2 = NULL;
glw::GLuint range_start = 0;
glw::GLuint range_end = 0;
bool shouldMatch;
switch (index_type)
{
/*
* UBYTE base draw indices: 0, 1, 2
* baseVertex: 256+0
* regular draw indices: 0, 1, 2
* expected result: ubyte indices should not wrap around at 8-bit width,
* base draw result should not match regular draw result
*
* UBYTE base draw indices: 0, 1, 2
* baseVertex: 256+1
* regular draw indices: 257, 258, 259 (uint)
* expected result: ubyte indices should be upconverted to 32-bit uint,
* base draw result should match regular draw result
*/
case GL_UNSIGNED_BYTE:
{
basevertex = 256 + basevertex_delta;
index_offset = (const glw::GLubyte*)m_draw_call_index3_offset;
index_size = 1;
range_start = 0;
range_end = 2;
regular_draw_call_index_type = (basevertex_delta == 0) ? GL_UNSIGNED_BYTE : GL_UNSIGNED_INT;
regular_draw_call_index_size = (regular_draw_call_index_type == GL_UNSIGNED_BYTE) ? 1 : 4;
regular_draw_call_offset2 =
(basevertex_delta == 0) ?
(glw::GLuint*)(m_draw_call_index3_offset) :
(glw::GLuint*)(m_draw_call_index5_offset + 12); // 12th in functional5_index_data
shouldMatch = (basevertex_delta == 1) ? true : false;
use_overflow_test_vertices = true;
break;
}
/*
* USHORT base draw indices: 0, 1, 2
* baseVertex: 65536+0
* regular draw indices: 0, 1, 2
* expected result: ubyte indices should not wrap around at 16-bit width,
* base draw result should not match regular draw result
*
* USHORT base draw indices: 0, 1, 2
* baseVertex: 65536+1
* regular draw indices: 65537, 65538, 65539 (uint)
* expected result: ushort indices should be upconverted to 32-bit uint,
* base draw result should match regular draw result
*/
case GL_UNSIGNED_SHORT:
{
basevertex = 65536 + basevertex_delta;
index_offset = (const glw::GLubyte*)m_draw_call_index4_offset;
index_size = 2;
range_start = 0;
range_end = 2;
regular_draw_call_index_type = (basevertex_delta == 0) ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT;
regular_draw_call_index_size = (regular_draw_call_index_type == GL_UNSIGNED_SHORT) ? 2 : 4;
regular_draw_call_offset2 =
(basevertex_delta == 0) ?
(glw::GLuint*)(m_draw_call_index4_offset) :
(glw::GLuint*)(m_draw_call_index5_offset + 24); // 24th in functional5_index_data
shouldMatch = (basevertex_delta == 1) ? true : false;
use_overflow_test_vertices = true;
break;
}
/*
* UINT base draw indices: 2^31+2, 2^31+3, 2^31+4
* baseVertex: 2^31-2
* regular draw indices: 0, 1, 2
* expected result: uint indices should wrap to {0, 1, 2},
* base draw result should match regular draw result
*
* UINT base draw indices: 2^31+2, 2^31+3, 2^31+4
* baseVertex: 2^31-1
* regular draw indices: 0, 1, 2
* expected result: uint indices should wrap to {1, 2, 3},
* base draw result should not match regular draw result
*/
case GL_UNSIGNED_INT:
{
basevertex = 2147483647 - 1 + basevertex_delta;
index_offset = (const glw::GLubyte*)m_draw_call_index5_offset;
index_size = 4;
range_start = 2147483647 + 3u; // 2^31+2
range_end = 2147483647 + 5u; // 2^31+4
regular_draw_call_index_type = GL_UNSIGNED_INT;
regular_draw_call_index_size = 4;
regular_draw_call_offset = 36; // 36th in functional5_index_data
shouldMatch = (basevertex_delta == 0) ? true : false;
use_overflow_test_vertices = false;
break;
}
default:
{
TCU_FAIL("Unrecognized index type");
}
} /* switch (index_type) */
/* Prepare a few arrays so that we can handle the multi draw call and its emulated version.. */
const glw::GLsizei multi_draw_call_count_array[3] = { 3, 6, 3 };
const glw::GLubyte* multi_draw_call_indices_array[3] = { index_offset,
index_offset + 3 * index_size,
index_offset + 9 * index_size };
const glw::GLubyte* regular_multi_draw_call_offseted_array[3];
if (use_overflow_test_vertices)
{
regular_multi_draw_call_offseted_array[0] = (glw::GLubyte*)regular_draw_call_offset2;
regular_multi_draw_call_offseted_array[1] =
(glw::GLubyte*)regular_draw_call_offset2 + 3 * regular_draw_call_index_size;
regular_multi_draw_call_offseted_array[2] =
(glw::GLubyte*)regular_draw_call_offset2 + 9 * regular_draw_call_index_size;
}
else
{
regular_multi_draw_call_offseted_array[0] =
multi_draw_call_indices_array[0] + index_size * regular_draw_call_offset;
regular_multi_draw_call_offseted_array[1] =
multi_draw_call_indices_array[1] + index_size * regular_draw_call_offset;
regular_multi_draw_call_offseted_array[2] =
multi_draw_call_indices_array[2] + index_size * regular_draw_call_offset;
}
/* Construct the test case descriptor */
_test_case new_test_case;
new_test_case.basevertex = basevertex;
new_test_case.function_type = (_function_type)n_function;
new_test_case.index_offset = (const glw::GLuint*)index_offset;
new_test_case.range_start = range_start;
new_test_case.range_end = range_end;
new_test_case.index_type = index_type;
new_test_case.primitive_mode = GL_TRIANGLES;
new_test_case.regular_draw_call_offset = regular_draw_call_offset;
new_test_case.regular_draw_call_offset2 = regular_draw_call_offset2;
new_test_case.regular_draw_call_index_type = regular_draw_call_index_type;
new_test_case.should_base_texture_match_reference_texture = shouldMatch;
new_test_case.use_clientside_index_data = use_clientside_index_data;
new_test_case.use_clientside_vertex_data = use_clientside_vertex_data;
new_test_case.use_geometry_shader_stage = false;
new_test_case.use_tessellation_shader_stage = false;
new_test_case.use_vertex_attrib_binding = false;
new_test_case.use_overflow_test_vertices = use_overflow_test_vertices != GL_FALSE;
memcpy(new_test_case.multi_draw_call_count_array, multi_draw_call_count_array,
sizeof(multi_draw_call_count_array));
memcpy(new_test_case.multi_draw_call_indices_array, multi_draw_call_indices_array,
sizeof(multi_draw_call_indices_array));
memcpy(new_test_case.regular_multi_draw_call_offseted_array, regular_multi_draw_call_offseted_array,
sizeof(regular_multi_draw_call_offseted_array));
m_test_cases.push_back(new_test_case);
} /* for (all basevertex deltas) */
} /* for (all index types) */
} /* for (all four functions) */
} /* for (all VAO iterations) */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorOverflow::iterate()
{
setUpTestCases();
executeTestCases();
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorAEPShaderStages::
DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorAEPShaderStages(Context& context,
const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "AEP_shader_stages",
"Verifies basevertex draw calls work correctly when geometry & "
"tessellation shader stages are used in the rendering pipeline.")
{
/* Left blank intentionally */
}
/** Sets up test case descriptors for the test instance. These will later be used
* as input for DrawElementsBaseVertexTestBase::executeTestCases(), which performs
* the actual testing.
**/
void DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorAEPShaderStages::setUpTestCases()
{
/* Set up test case descriptors */
const glw::GLuint basevertex_values[] = {
10, /* VI.1-VI.4 */
0 /* VI.5 */
};
const unsigned int n_basevertex_values = sizeof(basevertex_values) / sizeof(basevertex_values[0]);
/* The test needs to be run in two iterations, using client-side memory and buffer object
* for index data respectively
*/
for (int vao_iteration = 0; vao_iteration < 2; ++vao_iteration)
{
/* Skip client-side vertex array as gl_VertexID is undefined when zero buffer is bound to ARRAY_BUFFER */
bool use_clientside_vertex_data = 0;
bool use_clientside_index_data = ((vao_iteration & (1 << 0)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Compute the offsets */
computeVBODataOffsets(use_clientside_index_data, use_clientside_vertex_data);
/* There are two index data sets we need to iterate over */
const glw::GLuint* index_offsets[] = { m_draw_call_index_offset, m_draw_call_index2_offset };
const unsigned int n_index_offsets = sizeof(index_offsets) / sizeof(index_offsets[0]);
for (unsigned int n_index_offset = 0; n_index_offset < n_index_offsets; ++n_index_offset)
{
const glw::GLuint* current_index_offset = index_offsets[n_index_offset];
/* We need to test four different functions:
*
* a) glDrawElementsBaseVertex() (GL)
* or glDrawElementsBaseVertexEXT() (ES)
* b) glDrawRangeElementsBaseVertex() (GL)
* or glDrawRangeElementsBaseVertexEXT() (ES)
* c) glDrawElementsInstancedBaseVertex() (GL)
* or glDrawElementsInstancedBaseVertexEXT() (ES)
* d) glMultiDrawElementsBaseVertex() (GL)
* or glMultiDrawElementsBaseVertexEXT() (ES) (if supported)
**/
for (int n_function = 0; n_function < FUNCTION_COUNT; ++n_function)
{
/* Iterate over all basevertex values */
for (unsigned int n_basevertex_value = 0; n_basevertex_value < n_basevertex_values;
++n_basevertex_value)
{
/* Iterate over all GS+(TC & TE) stage combinations */
for (unsigned int n_stage_combination = 0; n_stage_combination < 4; ++n_stage_combination)
{
bool should_include_gs = (n_stage_combination & 1) != 0;
bool should_include_tc_te = (n_stage_combination & 2) != 0;
/* Skip iterations, for which we'd need to use extensions not supported
* by the running implementation */
if (should_include_gs && !m_is_geometry_shader_supported)
{
continue;
}
if (should_include_tc_te && !m_is_tessellation_shader_supported)
{
continue;
}
/* Do not try to use the multi draw call if relevant extension is
* not supported. */
if (!m_is_ext_multi_draw_arrays_supported &&
n_function == FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX)
{
continue;
}
/* Prepare a few arrays so that we can handle the multi draw call and its emulated version.. */
const glw::GLsizei multi_draw_call_count_array[3] = { 3, 6, 3 };
const glw::GLuint* multi_draw_call_indices_array[3] = {
(glw::GLuint*)(current_index_offset), (glw::GLuint*)(current_index_offset + 3),
(glw::GLuint*)(current_index_offset + 9)
};
/* Reference texture should always reflect basevertex=10 behavior. */
const glw::GLuint regular_draw_call_offset = basevertex_values[0];
const glw::GLuint* regular_multi_draw_call_offseted_array[3] = {
multi_draw_call_indices_array[0] + regular_draw_call_offset,
multi_draw_call_indices_array[1] + regular_draw_call_offset,
multi_draw_call_indices_array[2] + regular_draw_call_offset,
};
/* Construct the test case descriptor */
_test_case new_test_case;
new_test_case.basevertex = basevertex_values[n_basevertex_value];
new_test_case.function_type = (_function_type)n_function;
new_test_case.index_offset = current_index_offset;
new_test_case.range_start = n_index_offset == 0 ? 0 : 10;
new_test_case.range_end = n_index_offset == 0 ? 22 : 32;
new_test_case.index_type = GL_UNSIGNED_INT;
new_test_case.primitive_mode = (should_include_tc_te) ? GL_PATCHES : GL_TRIANGLES;
new_test_case.regular_draw_call_offset = regular_draw_call_offset;
new_test_case.should_base_texture_match_reference_texture =
((glw::GLuint)new_test_case.basevertex == new_test_case.regular_draw_call_offset);
new_test_case.use_clientside_index_data = use_clientside_index_data;
new_test_case.use_clientside_vertex_data = use_clientside_vertex_data;
new_test_case.use_geometry_shader_stage = should_include_gs;
new_test_case.use_tessellation_shader_stage = should_include_tc_te;
new_test_case.use_vertex_attrib_binding = false;
memcpy(new_test_case.multi_draw_call_count_array, multi_draw_call_count_array,
sizeof(multi_draw_call_count_array));
memcpy(new_test_case.multi_draw_call_indices_array, multi_draw_call_indices_array,
sizeof(multi_draw_call_indices_array));
memcpy(new_test_case.regular_multi_draw_call_offseted_array,
regular_multi_draw_call_offseted_array, sizeof(regular_multi_draw_call_offseted_array));
m_test_cases.push_back(new_test_case);
} /* for (all shader stage combinations) */
} /* for (all basevertex values) */
} /* for (all four functions) */
} /* for (all index data sets) */
} /* for (all VAO iterations) */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexFunctionalCorrectBaseVertexBehaviorAEPShaderStages::iterate()
{
/* This test should not be run on implementations that don't support both tessellation and geometry
* shader stages
*/
if (!m_is_geometry_shader_supported && !m_is_tessellation_shader_supported)
{
throw tcu::NotSupportedError("Geometry shader and tessellation shader functionality is not supported");
}
setUpTestCases();
executeTestCases();
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexNegativeActiveTransformFeedbackTest::DrawElementsBaseVertexNegativeActiveTransformFeedbackTest(
Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "valid_active_tf",
"Tries to do \"base vertex\" draw calls while Transform Feedback is active")
, m_bo_tf_result_id(0)
{
/* Left blank on purpose */
}
/** Deinitializes all ES objects per test case if test fails and exit through exception path */
void DrawElementsBaseVertexNegativeActiveTransformFeedbackTest::deinit()
{
deinitPerTestObjects();
}
/** Deinitializes all ES objects that may have been created by the test */
void DrawElementsBaseVertexNegativeActiveTransformFeedbackTest::deinitPerTestObjects()
{
/* Call the base class' deinitPerTestObjects() first. */
DrawElementsBaseVertexTestBase::deinitPerTestObjects();
/* Proceed with internal deinitialization */
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
if (m_bo_tf_result_id != 0)
{
gl.deleteBuffers(1, &m_bo_tf_result_id);
m_bo_tf_result_id = 0;
}
}
/** Initializes all ES objects used by the test. */
void DrawElementsBaseVertexNegativeActiveTransformFeedbackTest::init()
{
/* Call the base class' init() first. */
DrawElementsBaseVertexTestBase::init();
/* Proceed with internal initialization */
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
gl.genBuffers(1, &m_bo_tf_result_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glGenBuffers() call failed");
gl.bindBuffer(GL_ARRAY_BUFFER, m_bo_tf_result_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBuffer() call failed");
gl.bufferData(GL_ARRAY_BUFFER, 3 /* count */ * sizeof(float) * 4 /* components used by gl_Position */,
DE_NULL, /* data */
GL_STATIC_DRAW);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBufferData() call failed.");
gl.bindBufferBase(GL_TRANSFORM_FEEDBACK_BUFFER, 0, /* index */
m_bo_tf_result_id);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBindBufferBase() call failed");
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexNegativeActiveTransformFeedbackTest::iterate()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* this test doesn't apply to OpenGL contexts */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
m_testCtx.setTestResult(QP_TEST_RESULT_NOT_SUPPORTED, "Not Supported");
return STOP;
}
/* Set up the work environment */
setUpNegativeTestObjects(false, /* use_clientside_vertex_data */
false); /* use_clientside_index_data */
/* Kick off transform feedback */
gl.beginTransformFeedback(GL_TRIANGLES);
GLU_EXPECT_NO_ERROR(gl.getError(), "glBeginTransformFeedback() call failed.");
/* Try to perform indiced draw calls which are invalid when TF is active.
*/
glw::GLenum error_code = GL_NONE;
gl.drawElementsBaseVertex(GL_TRIANGLES, 3, /* count */
GL_UNSIGNED_INT, m_draw_call_index_offset, 0); /* basevertex */
error_code = gl.getError();
/* The error for using DrawElements* commands while transform feedback is
active is lifted in OES/EXT_geometry_shader. See issue 13 in the spec.
*/
glw::GLenum expected_error_code = m_is_geometry_shader_supported ? GL_NO_ERROR : GL_INVALID_OPERATION;
if (error_code != expected_error_code)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code generated by " << getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_BASE_VERTEX);
m_testCtx.getLog() << tcu::TestLog::Message << getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_BASE_VERTEX)
<< " returned error code [" << error_code << "] instead of [" << expected_error_code << "]."
<< tcu::TestLog::EndMessage;
m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, error_sstream.str().c_str());
goto end;
}
gl.drawElementsInstancedBaseVertex(GL_TRIANGLES, 3, /* count */
GL_UNSIGNED_INT, m_draw_call_index_offset, 1, /* instancecount */
0); /* basevertex */
error_code = gl.getError();
if (error_code != expected_error_code)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code generated by "
<< getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX);
m_testCtx.getLog() << tcu::TestLog::Message << getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX)
<< " returned error code [" << error_code << "] instead of [" << expected_error_code << "]."
<< tcu::TestLog::EndMessage;
m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, error_sstream.str().c_str());
goto end;
}
gl.drawRangeElementsBaseVertex(GL_TRIANGLES, 0, 2, /* end */
3, /* count */
GL_UNSIGNED_INT, m_draw_call_index_offset, 0); /* basevertex */
error_code = gl.getError();
if (error_code != expected_error_code)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code generated by "
<< getFunctionName(FUNCTION_GL_DRAW_RANGE_ELEMENTS_BASE_VERTEX);
m_testCtx.getLog() << tcu::TestLog::Message << getFunctionName(FUNCTION_GL_DRAW_RANGE_ELEMENTS_BASE_VERTEX)
<< " returned error code [" << error_code << "] instead of [" << expected_error_code << "]."
<< tcu::TestLog::EndMessage;
m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, error_sstream.str().c_str());
goto end;
}
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
end:
gl.endTransformFeedback();
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexNegativeInvalidCountArgumentTest::DrawElementsBaseVertexNegativeInvalidCountArgumentTest(
Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "invalid_count_argument",
"Tries to use invalid 'count' argument values for the \"base vertex\" draw calls")
{
/* Left blank on purpose */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexNegativeInvalidCountArgumentTest::iterate()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* The test needs to be run in four iterations, where for each iteration we configure the VAO
* in a slightly different manner.
*/
for (int iteration = 0; iteration < 4; ++iteration)
{
bool use_clientside_index_data = ((iteration & (1 << 0)) != 0);
bool use_clientside_vertex_data = ((iteration & (1 << 1)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Set up the work environment */
setUpNegativeTestObjects(use_clientside_vertex_data, use_clientside_index_data);
/* Try to execute the invalid draw calls */
glw::GLenum error_code = GL_NONE;
gl.drawElementsBaseVertex(GL_TRIANGLES, -1, /* count */
GL_UNSIGNED_INT, (const glw::GLvoid*)m_draw_call_index_offset, 0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_VALUE)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_VALUE, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
gl.drawRangeElementsBaseVertex(GL_TRIANGLES, /* mode */
-1, /* start */
2, /* end */
1, /* count */
GL_UNSIGNED_INT, (const glw::GLvoid*)m_draw_call_index_offset,
0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_VALUE)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_DRAW_RANGE_ELEMENTS_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_VALUE, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
gl.drawElementsInstancedBaseVertex(GL_TRIANGLES, /* mode */
-1, /* count */
GL_UNSIGNED_INT, (const glw::GLvoid*)m_draw_call_index_offset,
1, /* instancecount */
0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_VALUE)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_VALUE, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
if (m_is_ext_multi_draw_arrays_supported)
{
const glw::GLsizei count = -1;
const glw::GLvoid* offsets[] = { (const glw::GLvoid*)m_draw_call_index_offset };
gl.multiDrawElementsBaseVertex(GL_TRIANGLES, /* mode */
&count, GL_UNSIGNED_INT, offsets, 1, /* primcount */
0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_VALUE)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_VALUE, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL("Invalid error code reported for an invalid glMultiDrawElementsBaseVertexEXT() call.");
}
} /* if (m_is_ext_multi_draw_arrays_supported) */
} /* for (all iterations) */
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexNegativeInvalidInstanceCountArgumentTest::
DrawElementsBaseVertexNegativeInvalidInstanceCountArgumentTest(Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "invalid_instancecount_argument",
"Tries to use invalid 'instancecount' argument values for "
"glDrawElementsInstancedBaseVertexEXT (ES) or "
"glDrawElementsInstancedBaseVertex (GL) draw call")
{
/* Left blank on purpose */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexNegativeInvalidInstanceCountArgumentTest::iterate()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* The test needs to be run in four iterations, where for each iteration we configure the VAO
* in a slightly different manner.
*/
for (int iteration = 0; iteration < 4; ++iteration)
{
bool use_clientside_index_data = ((iteration & (1 << 0)) != 0);
bool use_clientside_vertex_data = ((iteration & (1 << 1)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Set up the work environment */
setUpNegativeTestObjects(use_clientside_vertex_data, use_clientside_index_data);
/* Try to execute the invalid draw call */
glw::GLenum error_code = GL_NONE;
gl.drawElementsInstancedBaseVertex(GL_TRIANGLES, /* mode */
3, /* count */
GL_UNSIGNED_INT, (const glw::GLvoid*)m_draw_call_index_offset,
-1, /* instancecount */
0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_VALUE)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_VALUE, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
} /* for (all test iterations) */
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexNegativeInvalidModeArgumentTest::DrawElementsBaseVertexNegativeInvalidModeArgumentTest(
Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(context, extParams, "invalid_mode_argument",
"Tries to use invalid 'mode' argument values for the \"base vertex\" draw calls")
{
/* Left blank on purpose */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexNegativeInvalidModeArgumentTest::iterate()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* The test needs to be run in four iterations, where for each iteration we configure the VAO
* in a slightly different manner.
*/
for (int iteration = 0; iteration < 4; ++iteration)
{
bool use_clientside_index_data = ((iteration & (1 << 0)) != 0);
bool use_clientside_vertex_data = ((iteration & (1 << 1)) != 0);
/* OpenGL does not support client-side data. */
if (!glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (use_clientside_index_data || use_clientside_vertex_data)
{
continue;
}
}
/* Set up the work environment */
setUpNegativeTestObjects(use_clientside_vertex_data, use_clientside_index_data);
/* Try to execute the invalid draw calls */
glw::GLenum error_code = GL_NONE;
gl.drawElementsBaseVertex(GL_GREATER, /* mode */
3, /* count */
GL_UNSIGNED_INT, (const glw::GLvoid*)m_draw_call_index_offset, 0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_ENUM)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_ENUM, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
gl.drawRangeElementsBaseVertex(GL_GREATER, /* mode */
0, /* start */
2, /* end */
3, /* count */
GL_UNSIGNED_INT, (const glw::GLvoid*)m_draw_call_index_offset,
0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_ENUM)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_DRAW_RANGE_ELEMENTS_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_ENUM, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
gl.drawElementsInstancedBaseVertex(GL_GREATER, /* mode */
3, /* count */
GL_UNSIGNED_INT, (const glw::GLvoid*)m_draw_call_index_offset,
1, /* instancecount */
0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_ENUM)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_DRAW_ELEMENTS_INSTANCED_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_ENUM, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
if (m_is_ext_multi_draw_arrays_supported)
{
const glw::GLsizei count = 3;
const glw::GLvoid* offsets[] = { (const glw::GLvoid*)m_draw_call_index_offset };
gl.multiDrawElementsBaseVertex(GL_GREATER, /* mode */
&count, GL_UNSIGNED_INT, offsets, 1, /* primcount */
0); /* basevertex */
error_code = gl.getError();
if (error_code != GL_INVALID_ENUM)
{
std::stringstream error_sstream;
error_sstream << "Invalid error code reported for an invalid "
<< getFunctionName(FUNCTION_GL_MULTI_DRAW_ELEMENTS_BASE_VERTEX) << " call";
m_testCtx.getLog() << tcu::TestLog::Message << error_sstream.str().c_str()
<< ": expected GL_INVALID_ENUM, got:"
"["
<< error_code << "]" << tcu::TestLog::EndMessage;
TCU_FAIL(error_sstream.str().c_str());
}
} /* if (m_is_ext_multi_draw_arrays_supported) */
} /* for (all test iterations) */
/* Test case passed */
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
return STOP;
}
/** Constructor.
*
* @param context Rendering context handle.
**/
DrawElementsBaseVertexNegativeInvalidPrimcountArgumentTest::DrawElementsBaseVertexNegativeInvalidPrimcountArgumentTest(
Context& context, const ExtParameters& extParams)
: DrawElementsBaseVertexTestBase(
context, extParams, "invalid_primcount_argument",
"Tries to use invalid 'primcount' argument values for the \"base vertex\" draw calls")
{
/* Left blank on purpose */
}
/** Executes test iteration.
*
* @return Returns STOP when test has finished executing, CONTINUE if more iterations are needed.
*/
tcu::TestNode::IterateResult DrawElementsBaseVertexNegativeInvalidPrimcountArgumentTest::iterate()
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
/* This test requires presence of GL_EXT_multi_draw_arrays under ES contexts */
if (glu::isContextTypeES(m_context.getRenderContext().getType()))
{
if (!m_is_ext_multi_draw_arrays_supported)
{
throw tcu::NotSupportedError("GL_EXT_multi_draw_arrays is not supported");
}
}
/* The test needs to be run in four iterations, where for each iteration we configure the VAO
* in a slightly different manner.
*/
for (int iteration = 0; iteration < 4