| /************************************************************************** |
| * |
| * Copyright 2007 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| /* |
| * Authors: |
| * Keith Whitwell <keithw@vmware.com> |
| */ |
| |
| #include "util/u_memory.h" |
| #include "util/u_format.h" |
| #include "util/u_half.h" |
| #include "util/u_math.h" |
| #include "pipe/p_state.h" |
| #include "translate.h" |
| |
| |
| #define DRAW_DBG 0 |
| |
| typedef void (*fetch_func)(void *dst, |
| const uint8_t *src, |
| unsigned i, unsigned j); |
| typedef void (*emit_func)(const void *attrib, void *ptr); |
| |
| |
| |
| struct translate_generic { |
| struct translate translate; |
| |
| struct { |
| enum translate_element_type type; |
| |
| fetch_func fetch; |
| unsigned buffer; |
| unsigned input_offset; |
| unsigned instance_divisor; |
| |
| emit_func emit; |
| unsigned output_offset; |
| |
| const uint8_t *input_ptr; |
| unsigned input_stride; |
| unsigned max_index; |
| |
| /* this value is set to -1 if this is a normal element with |
| * output_format != input_format: in this case, u_format is used |
| * to do a full conversion |
| * |
| * this value is set to the format size in bytes if |
| * output_format == input_format or for 32-bit instance ids: |
| * in this case, memcpy is used to copy this amount of bytes |
| */ |
| int copy_size; |
| |
| } attrib[TRANSLATE_MAX_ATTRIBS]; |
| |
| unsigned nr_attrib; |
| }; |
| |
| |
| static struct translate_generic * |
| translate_generic(struct translate *translate) |
| { |
| return (struct translate_generic *)translate; |
| } |
| |
| |
| /** |
| * Fetch a dword[4] vertex attribute from memory, doing format/type |
| * conversion as needed. |
| * |
| * This is probably needed/dupliocated elsewhere, eg format |
| * conversion, texture sampling etc. |
| */ |
| #define ATTRIB(NAME, SZ, SRCTYPE, DSTTYPE, TO) \ |
| static void \ |
| emit_##NAME(const void *attrib, void *ptr) \ |
| { \ |
| unsigned i; \ |
| SRCTYPE *in = (SRCTYPE *)attrib; \ |
| DSTTYPE *out = (DSTTYPE *)ptr; \ |
| \ |
| for (i = 0; i < SZ; i++) { \ |
| out[i] = TO(in[i]); \ |
| } \ |
| } |
| |
| |
| #define TO_64_FLOAT(x) ((double) x) |
| #define TO_32_FLOAT(x) (x) |
| #define TO_16_FLOAT(x) util_float_to_half(x) |
| |
| #define TO_8_USCALED(x) ((unsigned char) x) |
| #define TO_16_USCALED(x) ((unsigned short) x) |
| #define TO_32_USCALED(x) ((unsigned int) x) |
| |
| #define TO_8_SSCALED(x) ((char) x) |
| #define TO_16_SSCALED(x) ((short) x) |
| #define TO_32_SSCALED(x) ((int) x) |
| |
| #define TO_8_UNORM(x) ((unsigned char) (x * 255.0f)) |
| #define TO_16_UNORM(x) ((unsigned short) (x * 65535.0f)) |
| #define TO_32_UNORM(x) ((unsigned int) (x * 4294967295.0f)) |
| |
| #define TO_8_SNORM(x) ((char) (x * 127.0f)) |
| #define TO_16_SNORM(x) ((short) (x * 32767.0f)) |
| #define TO_32_SNORM(x) ((int) (x * 2147483647.0f)) |
| |
| #define TO_32_FIXED(x) ((int) (x * 65536.0f)) |
| |
| #define TO_INT(x) (x) |
| |
| |
| ATTRIB(R64G64B64A64_FLOAT, 4, float, double, TO_64_FLOAT) |
| ATTRIB(R64G64B64_FLOAT, 3, float, double, TO_64_FLOAT) |
| ATTRIB(R64G64_FLOAT, 2, float, double, TO_64_FLOAT) |
| ATTRIB(R64_FLOAT, 1, float, double, TO_64_FLOAT) |
| |
| ATTRIB(R32G32B32A32_FLOAT, 4, float, float, TO_32_FLOAT) |
| ATTRIB(R32G32B32_FLOAT, 3, float, float, TO_32_FLOAT) |
| ATTRIB(R32G32_FLOAT, 2, float, float, TO_32_FLOAT) |
| ATTRIB(R32_FLOAT, 1, float, float, TO_32_FLOAT) |
| |
| ATTRIB(R16G16B16A16_FLOAT, 4, float, ushort, TO_16_FLOAT) |
| ATTRIB(R16G16B16_FLOAT, 3, float, ushort, TO_16_FLOAT) |
| ATTRIB(R16G16_FLOAT, 2, float, ushort, TO_16_FLOAT) |
| ATTRIB(R16_FLOAT, 1, float, ushort, TO_16_FLOAT) |
| |
| ATTRIB(R32G32B32A32_USCALED, 4, float, unsigned, TO_32_USCALED) |
| ATTRIB(R32G32B32_USCALED, 3, float, unsigned, TO_32_USCALED) |
| ATTRIB(R32G32_USCALED, 2, float, unsigned, TO_32_USCALED) |
| ATTRIB(R32_USCALED, 1, float, unsigned, TO_32_USCALED) |
| |
| ATTRIB(R32G32B32A32_SSCALED, 4, float, int, TO_32_SSCALED) |
| ATTRIB(R32G32B32_SSCALED, 3, float, int, TO_32_SSCALED) |
| ATTRIB(R32G32_SSCALED, 2, float, int, TO_32_SSCALED) |
| ATTRIB(R32_SSCALED, 1, float, int, TO_32_SSCALED) |
| |
| ATTRIB(R32G32B32A32_UNORM, 4, float, unsigned, TO_32_UNORM) |
| ATTRIB(R32G32B32_UNORM, 3, float, unsigned, TO_32_UNORM) |
| ATTRIB(R32G32_UNORM, 2, float, unsigned, TO_32_UNORM) |
| ATTRIB(R32_UNORM, 1, float, unsigned, TO_32_UNORM) |
| |
| ATTRIB(R32G32B32A32_SNORM, 4, float, int, TO_32_SNORM) |
| ATTRIB(R32G32B32_SNORM, 3, float, int, TO_32_SNORM) |
| ATTRIB(R32G32_SNORM, 2, float, int, TO_32_SNORM) |
| ATTRIB(R32_SNORM, 1, float, int, TO_32_SNORM) |
| |
| ATTRIB(R16G16B16A16_USCALED, 4, float, ushort, TO_16_USCALED) |
| ATTRIB(R16G16B16_USCALED, 3, float, ushort, TO_16_USCALED) |
| ATTRIB(R16G16_USCALED, 2, float, ushort, TO_16_USCALED) |
| ATTRIB(R16_USCALED, 1, float, ushort, TO_16_USCALED) |
| |
| ATTRIB(R16G16B16A16_SSCALED, 4, float, short, TO_16_SSCALED) |
| ATTRIB(R16G16B16_SSCALED, 3, float, short, TO_16_SSCALED) |
| ATTRIB(R16G16_SSCALED, 2, float, short, TO_16_SSCALED) |
| ATTRIB(R16_SSCALED, 1, float, short, TO_16_SSCALED) |
| |
| ATTRIB(R16G16B16A16_UNORM, 4, float, ushort, TO_16_UNORM) |
| ATTRIB(R16G16B16_UNORM, 3, float, ushort, TO_16_UNORM) |
| ATTRIB(R16G16_UNORM, 2, float, ushort, TO_16_UNORM) |
| ATTRIB(R16_UNORM, 1, float, ushort, TO_16_UNORM) |
| |
| ATTRIB(R16G16B16A16_SNORM, 4, float, short, TO_16_SNORM) |
| ATTRIB(R16G16B16_SNORM, 3, float, short, TO_16_SNORM) |
| ATTRIB(R16G16_SNORM, 2, float, short, TO_16_SNORM) |
| ATTRIB(R16_SNORM, 1, float, short, TO_16_SNORM) |
| |
| ATTRIB(R8G8B8A8_USCALED, 4, float, ubyte, TO_8_USCALED) |
| ATTRIB(R8G8B8_USCALED, 3, float, ubyte, TO_8_USCALED) |
| ATTRIB(R8G8_USCALED, 2, float, ubyte, TO_8_USCALED) |
| ATTRIB(R8_USCALED, 1, float, ubyte, TO_8_USCALED) |
| |
| ATTRIB(R8G8B8A8_SSCALED, 4, float, char, TO_8_SSCALED) |
| ATTRIB(R8G8B8_SSCALED, 3, float, char, TO_8_SSCALED) |
| ATTRIB(R8G8_SSCALED, 2, float, char, TO_8_SSCALED) |
| ATTRIB(R8_SSCALED, 1, float, char, TO_8_SSCALED) |
| |
| ATTRIB(R8G8B8A8_UNORM, 4, float, ubyte, TO_8_UNORM) |
| ATTRIB(R8G8B8_UNORM, 3, float, ubyte, TO_8_UNORM) |
| ATTRIB(R8G8_UNORM, 2, float, ubyte, TO_8_UNORM) |
| ATTRIB(R8_UNORM, 1, float, ubyte, TO_8_UNORM) |
| |
| ATTRIB(R8G8B8A8_SNORM, 4, float, char, TO_8_SNORM) |
| ATTRIB(R8G8B8_SNORM, 3, float, char, TO_8_SNORM) |
| ATTRIB(R8G8_SNORM, 2, float, char, TO_8_SNORM) |
| ATTRIB(R8_SNORM, 1, float, char, TO_8_SNORM) |
| |
| ATTRIB(R32G32B32A32_UINT, 4, uint32_t, unsigned, TO_INT) |
| ATTRIB(R32G32B32_UINT, 3, uint32_t, unsigned, TO_INT) |
| ATTRIB(R32G32_UINT, 2, uint32_t, unsigned, TO_INT) |
| ATTRIB(R32_UINT, 1, uint32_t, unsigned, TO_INT) |
| |
| ATTRIB(R16G16B16A16_UINT, 4, uint32_t, ushort, TO_INT) |
| ATTRIB(R16G16B16_UINT, 3, uint32_t, ushort, TO_INT) |
| ATTRIB(R16G16_UINT, 2, uint32_t, ushort, TO_INT) |
| ATTRIB(R16_UINT, 1, uint32_t, ushort, TO_INT) |
| |
| ATTRIB(R8G8B8A8_UINT, 4, uint32_t, ubyte, TO_INT) |
| ATTRIB(R8G8B8_UINT, 3, uint32_t, ubyte, TO_INT) |
| ATTRIB(R8G8_UINT, 2, uint32_t, ubyte, TO_INT) |
| ATTRIB(R8_UINT, 1, uint32_t, ubyte, TO_INT) |
| |
| ATTRIB(R32G32B32A32_SINT, 4, int32_t, int, TO_INT) |
| ATTRIB(R32G32B32_SINT, 3, int32_t, int, TO_INT) |
| ATTRIB(R32G32_SINT, 2, int32_t, int, TO_INT) |
| ATTRIB(R32_SINT, 1, int32_t, int, TO_INT) |
| |
| ATTRIB(R16G16B16A16_SINT, 4, int32_t, short, TO_INT) |
| ATTRIB(R16G16B16_SINT, 3, int32_t, short, TO_INT) |
| ATTRIB(R16G16_SINT, 2, int32_t, short, TO_INT) |
| ATTRIB(R16_SINT, 1, int32_t, short, TO_INT) |
| |
| ATTRIB(R8G8B8A8_SINT, 4, int32_t, char, TO_INT) |
| ATTRIB(R8G8B8_SINT, 3, int32_t, char, TO_INT) |
| ATTRIB(R8G8_SINT, 2, int32_t, char, TO_INT) |
| ATTRIB(R8_SINT, 1, int32_t, char, TO_INT) |
| |
| static void |
| emit_A8R8G8B8_UNORM(const void *attrib, void *ptr) |
| { |
| float *in = (float *)attrib; |
| ubyte *out = (ubyte *)ptr; |
| out[0] = TO_8_UNORM(in[3]); |
| out[1] = TO_8_UNORM(in[0]); |
| out[2] = TO_8_UNORM(in[1]); |
| out[3] = TO_8_UNORM(in[2]); |
| } |
| |
| static void |
| emit_B8G8R8A8_UNORM(const void *attrib, void *ptr) |
| { |
| float *in = (float *)attrib; |
| ubyte *out = (ubyte *)ptr; |
| out[2] = TO_8_UNORM(in[0]); |
| out[1] = TO_8_UNORM(in[1]); |
| out[0] = TO_8_UNORM(in[2]); |
| out[3] = TO_8_UNORM(in[3]); |
| } |
| |
| static void |
| emit_B10G10R10A2_UNORM(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= ((uint32_t)(CLAMP(src[2], 0, 1) * 0x3ff)) & 0x3ff; |
| value |= (((uint32_t)(CLAMP(src[1], 0, 1) * 0x3ff)) & 0x3ff) << 10; |
| value |= (((uint32_t)(CLAMP(src[0], 0, 1) * 0x3ff)) & 0x3ff) << 20; |
| value |= ((uint32_t)(CLAMP(src[3], 0, 1) * 0x3)) << 30; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_B10G10R10A2_USCALED(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= ((uint32_t)CLAMP(src[2], 0, 1023)) & 0x3ff; |
| value |= (((uint32_t)CLAMP(src[1], 0, 1023)) & 0x3ff) << 10; |
| value |= (((uint32_t)CLAMP(src[0], 0, 1023)) & 0x3ff) << 20; |
| value |= ((uint32_t)CLAMP(src[3], 0, 3)) << 30; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_B10G10R10A2_SNORM(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= (uint32_t)(((uint32_t)(CLAMP(src[2], -1, 1) * 0x1ff)) & 0x3ff) ; |
| value |= (uint32_t)((((uint32_t)(CLAMP(src[1], -1, 1) * 0x1ff)) & 0x3ff) << 10) ; |
| value |= (uint32_t)((((uint32_t)(CLAMP(src[0], -1, 1) * 0x1ff)) & 0x3ff) << 20) ; |
| value |= (uint32_t)(((uint32_t)(CLAMP(src[3], -1, 1) * 0x1)) << 30) ; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_B10G10R10A2_SSCALED(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= (uint32_t)(((uint32_t)CLAMP(src[2], -512, 511)) & 0x3ff) ; |
| value |= (uint32_t)((((uint32_t)CLAMP(src[1], -512, 511)) & 0x3ff) << 10) ; |
| value |= (uint32_t)((((uint32_t)CLAMP(src[0], -512, 511)) & 0x3ff) << 20) ; |
| value |= (uint32_t)(((uint32_t)CLAMP(src[3], -2, 1)) << 30) ; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_R10G10B10A2_UNORM(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= ((uint32_t)(CLAMP(src[0], 0, 1) * 0x3ff)) & 0x3ff; |
| value |= (((uint32_t)(CLAMP(src[1], 0, 1) * 0x3ff)) & 0x3ff) << 10; |
| value |= (((uint32_t)(CLAMP(src[2], 0, 1) * 0x3ff)) & 0x3ff) << 20; |
| value |= ((uint32_t)(CLAMP(src[3], 0, 1) * 0x3)) << 30; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_R10G10B10A2_USCALED(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= ((uint32_t)CLAMP(src[0], 0, 1023)) & 0x3ff; |
| value |= (((uint32_t)CLAMP(src[1], 0, 1023)) & 0x3ff) << 10; |
| value |= (((uint32_t)CLAMP(src[2], 0, 1023)) & 0x3ff) << 20; |
| value |= ((uint32_t)CLAMP(src[3], 0, 3)) << 30; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_R10G10B10A2_SNORM(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= (uint32_t)(((uint32_t)(CLAMP(src[0], -1, 1) * 0x1ff)) & 0x3ff) ; |
| value |= (uint32_t)((((uint32_t)(CLAMP(src[1], -1, 1) * 0x1ff)) & 0x3ff) << 10) ; |
| value |= (uint32_t)((((uint32_t)(CLAMP(src[2], -1, 1) * 0x1ff)) & 0x3ff) << 20) ; |
| value |= (uint32_t)(((uint32_t)(CLAMP(src[3], -1, 1) * 0x1)) << 30) ; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_R10G10B10A2_SSCALED(const void *attrib, void *ptr) |
| { |
| float *src = (float *)ptr; |
| uint32_t value = 0; |
| value |= (uint32_t)(((uint32_t)CLAMP(src[0], -512, 511)) & 0x3ff) ; |
| value |= (uint32_t)((((uint32_t)CLAMP(src[1], -512, 511)) & 0x3ff) << 10) ; |
| value |= (uint32_t)((((uint32_t)CLAMP(src[2], -512, 511)) & 0x3ff) << 20) ; |
| value |= (uint32_t)(((uint32_t)CLAMP(src[3], -2, 1)) << 30) ; |
| *(uint32_t *)attrib = util_le32_to_cpu(value); |
| } |
| |
| static void |
| emit_NULL(const void *attrib, void *ptr) |
| { |
| /* do nothing is the only sensible option */ |
| } |
| |
| static emit_func |
| get_emit_func(enum pipe_format format) |
| { |
| switch (format) { |
| case PIPE_FORMAT_R64_FLOAT: |
| return &emit_R64_FLOAT; |
| case PIPE_FORMAT_R64G64_FLOAT: |
| return &emit_R64G64_FLOAT; |
| case PIPE_FORMAT_R64G64B64_FLOAT: |
| return &emit_R64G64B64_FLOAT; |
| case PIPE_FORMAT_R64G64B64A64_FLOAT: |
| return &emit_R64G64B64A64_FLOAT; |
| |
| case PIPE_FORMAT_R32_FLOAT: |
| return &emit_R32_FLOAT; |
| case PIPE_FORMAT_R32G32_FLOAT: |
| return &emit_R32G32_FLOAT; |
| case PIPE_FORMAT_R32G32B32_FLOAT: |
| return &emit_R32G32B32_FLOAT; |
| case PIPE_FORMAT_R32G32B32A32_FLOAT: |
| return &emit_R32G32B32A32_FLOAT; |
| |
| case PIPE_FORMAT_R16_FLOAT: |
| return &emit_R16_FLOAT; |
| case PIPE_FORMAT_R16G16_FLOAT: |
| return &emit_R16G16_FLOAT; |
| case PIPE_FORMAT_R16G16B16_FLOAT: |
| return &emit_R16G16B16_FLOAT; |
| case PIPE_FORMAT_R16G16B16A16_FLOAT: |
| return &emit_R16G16B16A16_FLOAT; |
| |
| case PIPE_FORMAT_R32_UNORM: |
| return &emit_R32_UNORM; |
| case PIPE_FORMAT_R32G32_UNORM: |
| return &emit_R32G32_UNORM; |
| case PIPE_FORMAT_R32G32B32_UNORM: |
| return &emit_R32G32B32_UNORM; |
| case PIPE_FORMAT_R32G32B32A32_UNORM: |
| return &emit_R32G32B32A32_UNORM; |
| |
| case PIPE_FORMAT_R32_USCALED: |
| return &emit_R32_USCALED; |
| case PIPE_FORMAT_R32G32_USCALED: |
| return &emit_R32G32_USCALED; |
| case PIPE_FORMAT_R32G32B32_USCALED: |
| return &emit_R32G32B32_USCALED; |
| case PIPE_FORMAT_R32G32B32A32_USCALED: |
| return &emit_R32G32B32A32_USCALED; |
| |
| case PIPE_FORMAT_R32_SNORM: |
| return &emit_R32_SNORM; |
| case PIPE_FORMAT_R32G32_SNORM: |
| return &emit_R32G32_SNORM; |
| case PIPE_FORMAT_R32G32B32_SNORM: |
| return &emit_R32G32B32_SNORM; |
| case PIPE_FORMAT_R32G32B32A32_SNORM: |
| return &emit_R32G32B32A32_SNORM; |
| |
| case PIPE_FORMAT_R32_SSCALED: |
| return &emit_R32_SSCALED; |
| case PIPE_FORMAT_R32G32_SSCALED: |
| return &emit_R32G32_SSCALED; |
| case PIPE_FORMAT_R32G32B32_SSCALED: |
| return &emit_R32G32B32_SSCALED; |
| case PIPE_FORMAT_R32G32B32A32_SSCALED: |
| return &emit_R32G32B32A32_SSCALED; |
| |
| case PIPE_FORMAT_R16_UNORM: |
| return &emit_R16_UNORM; |
| case PIPE_FORMAT_R16G16_UNORM: |
| return &emit_R16G16_UNORM; |
| case PIPE_FORMAT_R16G16B16_UNORM: |
| return &emit_R16G16B16_UNORM; |
| case PIPE_FORMAT_R16G16B16A16_UNORM: |
| return &emit_R16G16B16A16_UNORM; |
| |
| case PIPE_FORMAT_R16_USCALED: |
| return &emit_R16_USCALED; |
| case PIPE_FORMAT_R16G16_USCALED: |
| return &emit_R16G16_USCALED; |
| case PIPE_FORMAT_R16G16B16_USCALED: |
| return &emit_R16G16B16_USCALED; |
| case PIPE_FORMAT_R16G16B16A16_USCALED: |
| return &emit_R16G16B16A16_USCALED; |
| |
| case PIPE_FORMAT_R16_SNORM: |
| return &emit_R16_SNORM; |
| case PIPE_FORMAT_R16G16_SNORM: |
| return &emit_R16G16_SNORM; |
| case PIPE_FORMAT_R16G16B16_SNORM: |
| return &emit_R16G16B16_SNORM; |
| case PIPE_FORMAT_R16G16B16A16_SNORM: |
| return &emit_R16G16B16A16_SNORM; |
| |
| case PIPE_FORMAT_R16_SSCALED: |
| return &emit_R16_SSCALED; |
| case PIPE_FORMAT_R16G16_SSCALED: |
| return &emit_R16G16_SSCALED; |
| case PIPE_FORMAT_R16G16B16_SSCALED: |
| return &emit_R16G16B16_SSCALED; |
| case PIPE_FORMAT_R16G16B16A16_SSCALED: |
| return &emit_R16G16B16A16_SSCALED; |
| |
| case PIPE_FORMAT_R8_UNORM: |
| return &emit_R8_UNORM; |
| case PIPE_FORMAT_R8G8_UNORM: |
| return &emit_R8G8_UNORM; |
| case PIPE_FORMAT_R8G8B8_UNORM: |
| return &emit_R8G8B8_UNORM; |
| case PIPE_FORMAT_R8G8B8A8_UNORM: |
| return &emit_R8G8B8A8_UNORM; |
| |
| case PIPE_FORMAT_R8_USCALED: |
| return &emit_R8_USCALED; |
| case PIPE_FORMAT_R8G8_USCALED: |
| return &emit_R8G8_USCALED; |
| case PIPE_FORMAT_R8G8B8_USCALED: |
| return &emit_R8G8B8_USCALED; |
| case PIPE_FORMAT_R8G8B8A8_USCALED: |
| return &emit_R8G8B8A8_USCALED; |
| |
| case PIPE_FORMAT_R8_SNORM: |
| return &emit_R8_SNORM; |
| case PIPE_FORMAT_R8G8_SNORM: |
| return &emit_R8G8_SNORM; |
| case PIPE_FORMAT_R8G8B8_SNORM: |
| return &emit_R8G8B8_SNORM; |
| case PIPE_FORMAT_R8G8B8A8_SNORM: |
| return &emit_R8G8B8A8_SNORM; |
| |
| case PIPE_FORMAT_R8_SSCALED: |
| return &emit_R8_SSCALED; |
| case PIPE_FORMAT_R8G8_SSCALED: |
| return &emit_R8G8_SSCALED; |
| case PIPE_FORMAT_R8G8B8_SSCALED: |
| return &emit_R8G8B8_SSCALED; |
| case PIPE_FORMAT_R8G8B8A8_SSCALED: |
| return &emit_R8G8B8A8_SSCALED; |
| |
| case PIPE_FORMAT_B8G8R8A8_UNORM: |
| return &emit_B8G8R8A8_UNORM; |
| |
| case PIPE_FORMAT_A8R8G8B8_UNORM: |
| return &emit_A8R8G8B8_UNORM; |
| |
| case PIPE_FORMAT_R32_UINT: |
| return &emit_R32_UINT; |
| case PIPE_FORMAT_R32G32_UINT: |
| return &emit_R32G32_UINT; |
| case PIPE_FORMAT_R32G32B32_UINT: |
| return &emit_R32G32B32_UINT; |
| case PIPE_FORMAT_R32G32B32A32_UINT: |
| return &emit_R32G32B32A32_UINT; |
| |
| case PIPE_FORMAT_R16_UINT: |
| return &emit_R16_UINT; |
| case PIPE_FORMAT_R16G16_UINT: |
| return &emit_R16G16_UINT; |
| case PIPE_FORMAT_R16G16B16_UINT: |
| return &emit_R16G16B16_UINT; |
| case PIPE_FORMAT_R16G16B16A16_UINT: |
| return &emit_R16G16B16A16_UINT; |
| |
| case PIPE_FORMAT_R8_UINT: |
| return &emit_R8_UINT; |
| case PIPE_FORMAT_R8G8_UINT: |
| return &emit_R8G8_UINT; |
| case PIPE_FORMAT_R8G8B8_UINT: |
| return &emit_R8G8B8_UINT; |
| case PIPE_FORMAT_R8G8B8A8_UINT: |
| return &emit_R8G8B8A8_UINT; |
| |
| case PIPE_FORMAT_R32_SINT: |
| return &emit_R32_SINT; |
| case PIPE_FORMAT_R32G32_SINT: |
| return &emit_R32G32_SINT; |
| case PIPE_FORMAT_R32G32B32_SINT: |
| return &emit_R32G32B32_SINT; |
| case PIPE_FORMAT_R32G32B32A32_SINT: |
| return &emit_R32G32B32A32_SINT; |
| |
| case PIPE_FORMAT_R16_SINT: |
| return &emit_R16_SINT; |
| case PIPE_FORMAT_R16G16_SINT: |
| return &emit_R16G16_SINT; |
| case PIPE_FORMAT_R16G16B16_SINT: |
| return &emit_R16G16B16_SINT; |
| case PIPE_FORMAT_R16G16B16A16_SINT: |
| return &emit_R16G16B16A16_SINT; |
| |
| case PIPE_FORMAT_R8_SINT: |
| return &emit_R8_SINT; |
| case PIPE_FORMAT_R8G8_SINT: |
| return &emit_R8G8_SINT; |
| case PIPE_FORMAT_R8G8B8_SINT: |
| return &emit_R8G8B8_SINT; |
| case PIPE_FORMAT_R8G8B8A8_SINT: |
| return &emit_R8G8B8A8_SINT; |
| |
| case PIPE_FORMAT_B10G10R10A2_UNORM: |
| return &emit_B10G10R10A2_UNORM; |
| case PIPE_FORMAT_B10G10R10A2_USCALED: |
| return &emit_B10G10R10A2_USCALED; |
| case PIPE_FORMAT_B10G10R10A2_SNORM: |
| return &emit_B10G10R10A2_SNORM; |
| case PIPE_FORMAT_B10G10R10A2_SSCALED: |
| return &emit_B10G10R10A2_SSCALED; |
| |
| case PIPE_FORMAT_R10G10B10A2_UNORM: |
| return &emit_R10G10B10A2_UNORM; |
| case PIPE_FORMAT_R10G10B10A2_USCALED: |
| return &emit_R10G10B10A2_USCALED; |
| case PIPE_FORMAT_R10G10B10A2_SNORM: |
| return &emit_R10G10B10A2_SNORM; |
| case PIPE_FORMAT_R10G10B10A2_SSCALED: |
| return &emit_R10G10B10A2_SSCALED; |
| |
| default: |
| assert(0); |
| return &emit_NULL; |
| } |
| } |
| |
| static ALWAYS_INLINE void PIPE_CDECL |
| generic_run_one(struct translate_generic *tg, |
| unsigned elt, |
| unsigned start_instance, |
| unsigned instance_id, |
| void *vert) |
| { |
| unsigned nr_attrs = tg->nr_attrib; |
| unsigned attr; |
| |
| for (attr = 0; attr < nr_attrs; attr++) { |
| float data[4]; |
| uint8_t *dst = (uint8_t *)vert + tg->attrib[attr].output_offset; |
| |
| if (tg->attrib[attr].type == TRANSLATE_ELEMENT_NORMAL) { |
| const uint8_t *src; |
| unsigned index; |
| int copy_size; |
| |
| if (tg->attrib[attr].instance_divisor) { |
| index = start_instance; |
| index += (instance_id / tg->attrib[attr].instance_divisor); |
| /* XXX we need to clamp the index here too, but to a |
| * per-array max value, not the draw->pt.max_index value |
| * that's being given to us via translate->set_buffer(). |
| */ |
| } |
| else { |
| index = elt; |
| /* clamp to avoid going out of bounds */ |
| index = MIN2(index, tg->attrib[attr].max_index); |
| } |
| |
| src = tg->attrib[attr].input_ptr + |
| (ptrdiff_t)tg->attrib[attr].input_stride * index; |
| |
| copy_size = tg->attrib[attr].copy_size; |
| if (likely(copy_size >= 0)) { |
| memcpy(dst, src, copy_size); |
| } else { |
| tg->attrib[attr].fetch(data, src, 0, 0); |
| |
| if (0) |
| debug_printf("Fetch linear attr %d from %p stride %d index %d: " |
| " %f, %f, %f, %f \n", |
| attr, |
| tg->attrib[attr].input_ptr, |
| tg->attrib[attr].input_stride, |
| index, |
| data[0], data[1],data[2], data[3]); |
| |
| tg->attrib[attr].emit(data, dst); |
| } |
| } else { |
| if (likely(tg->attrib[attr].copy_size >= 0)) { |
| memcpy(data, &instance_id, 4); |
| } else { |
| data[0] = (float)instance_id; |
| tg->attrib[attr].emit(data, dst); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Fetch vertex attributes for 'count' vertices. |
| */ |
| static void PIPE_CDECL |
| generic_run_elts(struct translate *translate, |
| const unsigned *elts, |
| unsigned count, |
| unsigned start_instance, |
| unsigned instance_id, |
| void *output_buffer) |
| { |
| struct translate_generic *tg = translate_generic(translate); |
| char *vert = output_buffer; |
| unsigned i; |
| |
| for (i = 0; i < count; i++) { |
| generic_run_one(tg, *elts++, start_instance, instance_id, vert); |
| vert += tg->translate.key.output_stride; |
| } |
| } |
| |
| static void PIPE_CDECL |
| generic_run_elts16(struct translate *translate, |
| const uint16_t *elts, |
| unsigned count, |
| unsigned start_instance, |
| unsigned instance_id, |
| void *output_buffer) |
| { |
| struct translate_generic *tg = translate_generic(translate); |
| char *vert = output_buffer; |
| unsigned i; |
| |
| for (i = 0; i < count; i++) { |
| generic_run_one(tg, *elts++, start_instance, instance_id, vert); |
| vert += tg->translate.key.output_stride; |
| } |
| } |
| |
| static void PIPE_CDECL |
| generic_run_elts8(struct translate *translate, |
| const uint8_t *elts, |
| unsigned count, |
| unsigned start_instance, |
| unsigned instance_id, |
| void *output_buffer) |
| { |
| struct translate_generic *tg = translate_generic(translate); |
| char *vert = output_buffer; |
| unsigned i; |
| |
| for (i = 0; i < count; i++) { |
| generic_run_one(tg, *elts++, start_instance, instance_id, vert); |
| vert += tg->translate.key.output_stride; |
| } |
| } |
| |
| static void PIPE_CDECL |
| generic_run(struct translate *translate, |
| unsigned start, |
| unsigned count, |
| unsigned start_instance, |
| unsigned instance_id, |
| void *output_buffer) |
| { |
| struct translate_generic *tg = translate_generic(translate); |
| char *vert = output_buffer; |
| unsigned i; |
| |
| for (i = 0; i < count; i++) { |
| generic_run_one(tg, start + i, start_instance, instance_id, vert); |
| vert += tg->translate.key.output_stride; |
| } |
| } |
| |
| |
| |
| static void |
| generic_set_buffer(struct translate *translate, |
| unsigned buf, |
| const void *ptr, |
| unsigned stride, |
| unsigned max_index) |
| { |
| struct translate_generic *tg = translate_generic(translate); |
| unsigned i; |
| |
| for (i = 0; i < tg->nr_attrib; i++) { |
| if (tg->attrib[i].buffer == buf) { |
| tg->attrib[i].input_ptr = ((const uint8_t *)ptr + |
| tg->attrib[i].input_offset); |
| tg->attrib[i].input_stride = stride; |
| tg->attrib[i].max_index = max_index; |
| } |
| } |
| } |
| |
| |
| static void |
| generic_release(struct translate *translate) |
| { |
| /* Refcount? |
| */ |
| FREE(translate); |
| } |
| |
| static boolean |
| is_legal_int_format_combo(const struct util_format_description *src, |
| const struct util_format_description *dst) |
| { |
| unsigned i; |
| unsigned nr = MIN2(src->nr_channels, dst->nr_channels); |
| |
| for (i = 0; i < nr; i++) { |
| /* The signs must match. */ |
| if (src->channel[i].type != dst->channel[i].type) { |
| return FALSE; |
| } |
| |
| /* Integers must not lose precision at any point in the pipeline. */ |
| if (src->channel[i].size > dst->channel[i].size) { |
| return FALSE; |
| } |
| } |
| return TRUE; |
| } |
| |
| struct translate * |
| translate_generic_create(const struct translate_key *key) |
| { |
| struct translate_generic *tg = CALLOC_STRUCT(translate_generic); |
| unsigned i; |
| |
| if (!tg) |
| return NULL; |
| |
| assert(key->nr_elements <= TRANSLATE_MAX_ATTRIBS); |
| |
| tg->translate.key = *key; |
| tg->translate.release = generic_release; |
| tg->translate.set_buffer = generic_set_buffer; |
| tg->translate.run_elts = generic_run_elts; |
| tg->translate.run_elts16 = generic_run_elts16; |
| tg->translate.run_elts8 = generic_run_elts8; |
| tg->translate.run = generic_run; |
| |
| for (i = 0; i < key->nr_elements; i++) { |
| const struct util_format_description *format_desc = |
| util_format_description(key->element[i].input_format); |
| |
| assert(format_desc); |
| |
| tg->attrib[i].type = key->element[i].type; |
| |
| if (format_desc->channel[0].pure_integer) { |
| const struct util_format_description *out_format_desc = |
| util_format_description(key->element[i].output_format); |
| |
| if (!is_legal_int_format_combo(format_desc, out_format_desc)) { |
| FREE(tg); |
| return NULL; |
| } |
| |
| if (format_desc->channel[0].type == UTIL_FORMAT_TYPE_SIGNED) { |
| assert(format_desc->fetch_rgba_sint); |
| tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_sint; |
| } else { |
| assert(format_desc->fetch_rgba_uint); |
| tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_uint; |
| } |
| } else { |
| assert(format_desc->fetch_rgba_float); |
| tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_float; |
| } |
| |
| tg->attrib[i].buffer = key->element[i].input_buffer; |
| tg->attrib[i].input_offset = key->element[i].input_offset; |
| tg->attrib[i].instance_divisor = key->element[i].instance_divisor; |
| |
| tg->attrib[i].output_offset = key->element[i].output_offset; |
| |
| tg->attrib[i].copy_size = -1; |
| if (tg->attrib[i].type == TRANSLATE_ELEMENT_INSTANCE_ID) { |
| if (key->element[i].output_format == PIPE_FORMAT_R32_USCALED |
| || key->element[i].output_format == PIPE_FORMAT_R32_SSCALED) |
| tg->attrib[i].copy_size = 4; |
| } else { |
| if (key->element[i].input_format == key->element[i].output_format |
| && format_desc->block.width == 1 |
| && format_desc->block.height == 1 |
| && !(format_desc->block.bits & 7)) |
| tg->attrib[i].copy_size = format_desc->block.bits >> 3; |
| } |
| |
| if (tg->attrib[i].copy_size < 0) |
| tg->attrib[i].emit = get_emit_func(key->element[i].output_format); |
| else |
| tg->attrib[i].emit = NULL; |
| } |
| |
| tg->nr_attrib = key->nr_elements; |
| |
| return &tg->translate; |
| } |
| |
| boolean |
| translate_generic_is_output_format_supported(enum pipe_format format) |
| { |
| switch(format) { |
| case PIPE_FORMAT_R64G64B64A64_FLOAT: return TRUE; |
| case PIPE_FORMAT_R64G64B64_FLOAT: return TRUE; |
| case PIPE_FORMAT_R64G64_FLOAT: return TRUE; |
| case PIPE_FORMAT_R64_FLOAT: return TRUE; |
| |
| case PIPE_FORMAT_R32G32B32A32_FLOAT: return TRUE; |
| case PIPE_FORMAT_R32G32B32_FLOAT: return TRUE; |
| case PIPE_FORMAT_R32G32_FLOAT: return TRUE; |
| case PIPE_FORMAT_R32_FLOAT: return TRUE; |
| |
| case PIPE_FORMAT_R16G16B16A16_FLOAT: return TRUE; |
| case PIPE_FORMAT_R16G16B16_FLOAT: return TRUE; |
| case PIPE_FORMAT_R16G16_FLOAT: return TRUE; |
| case PIPE_FORMAT_R16_FLOAT: return TRUE; |
| |
| case PIPE_FORMAT_R32G32B32A32_USCALED: return TRUE; |
| case PIPE_FORMAT_R32G32B32_USCALED: return TRUE; |
| case PIPE_FORMAT_R32G32_USCALED: return TRUE; |
| case PIPE_FORMAT_R32_USCALED: return TRUE; |
| |
| case PIPE_FORMAT_R32G32B32A32_SSCALED: return TRUE; |
| case PIPE_FORMAT_R32G32B32_SSCALED: return TRUE; |
| case PIPE_FORMAT_R32G32_SSCALED: return TRUE; |
| case PIPE_FORMAT_R32_SSCALED: return TRUE; |
| |
| case PIPE_FORMAT_R32G32B32A32_UNORM: return TRUE; |
| case PIPE_FORMAT_R32G32B32_UNORM: return TRUE; |
| case PIPE_FORMAT_R32G32_UNORM: return TRUE; |
| case PIPE_FORMAT_R32_UNORM: return TRUE; |
| |
| case PIPE_FORMAT_R32G32B32A32_SNORM: return TRUE; |
| case PIPE_FORMAT_R32G32B32_SNORM: return TRUE; |
| case PIPE_FORMAT_R32G32_SNORM: return TRUE; |
| case PIPE_FORMAT_R32_SNORM: return TRUE; |
| |
| case PIPE_FORMAT_R16G16B16A16_USCALED: return TRUE; |
| case PIPE_FORMAT_R16G16B16_USCALED: return TRUE; |
| case PIPE_FORMAT_R16G16_USCALED: return TRUE; |
| case PIPE_FORMAT_R16_USCALED: return TRUE; |
| |
| case PIPE_FORMAT_R16G16B16A16_SSCALED: return TRUE; |
| case PIPE_FORMAT_R16G16B16_SSCALED: return TRUE; |
| case PIPE_FORMAT_R16G16_SSCALED: return TRUE; |
| case PIPE_FORMAT_R16_SSCALED: return TRUE; |
| |
| case PIPE_FORMAT_R16G16B16A16_UNORM: return TRUE; |
| case PIPE_FORMAT_R16G16B16_UNORM: return TRUE; |
| case PIPE_FORMAT_R16G16_UNORM: return TRUE; |
| case PIPE_FORMAT_R16_UNORM: return TRUE; |
| |
| case PIPE_FORMAT_R16G16B16A16_SNORM: return TRUE; |
| case PIPE_FORMAT_R16G16B16_SNORM: return TRUE; |
| case PIPE_FORMAT_R16G16_SNORM: return TRUE; |
| case PIPE_FORMAT_R16_SNORM: return TRUE; |
| |
| case PIPE_FORMAT_R8G8B8A8_USCALED: return TRUE; |
| case PIPE_FORMAT_R8G8B8_USCALED: return TRUE; |
| case PIPE_FORMAT_R8G8_USCALED: return TRUE; |
| case PIPE_FORMAT_R8_USCALED: return TRUE; |
| |
| case PIPE_FORMAT_R8G8B8A8_SSCALED: return TRUE; |
| case PIPE_FORMAT_R8G8B8_SSCALED: return TRUE; |
| case PIPE_FORMAT_R8G8_SSCALED: return TRUE; |
| case PIPE_FORMAT_R8_SSCALED: return TRUE; |
| |
| case PIPE_FORMAT_R8G8B8A8_UNORM: return TRUE; |
| case PIPE_FORMAT_R8G8B8_UNORM: return TRUE; |
| case PIPE_FORMAT_R8G8_UNORM: return TRUE; |
| case PIPE_FORMAT_R8_UNORM: return TRUE; |
| |
| case PIPE_FORMAT_R8G8B8A8_SNORM: return TRUE; |
| case PIPE_FORMAT_R8G8B8_SNORM: return TRUE; |
| case PIPE_FORMAT_R8G8_SNORM: return TRUE; |
| case PIPE_FORMAT_R8_SNORM: return TRUE; |
| |
| case PIPE_FORMAT_A8R8G8B8_UNORM: return TRUE; |
| case PIPE_FORMAT_B8G8R8A8_UNORM: return TRUE; |
| |
| case PIPE_FORMAT_R32G32B32A32_UINT: return TRUE; |
| case PIPE_FORMAT_R32G32B32_UINT: return TRUE; |
| case PIPE_FORMAT_R32G32_UINT: return TRUE; |
| case PIPE_FORMAT_R32_UINT: return TRUE; |
| |
| case PIPE_FORMAT_R16G16B16A16_UINT: return TRUE; |
| case PIPE_FORMAT_R16G16B16_UINT: return TRUE; |
| case PIPE_FORMAT_R16G16_UINT: return TRUE; |
| case PIPE_FORMAT_R16_UINT: return TRUE; |
| |
| case PIPE_FORMAT_R8G8B8A8_UINT: return TRUE; |
| case PIPE_FORMAT_R8G8B8_UINT: return TRUE; |
| case PIPE_FORMAT_R8G8_UINT: return TRUE; |
| case PIPE_FORMAT_R8_UINT: return TRUE; |
| |
| case PIPE_FORMAT_R32G32B32A32_SINT: return TRUE; |
| case PIPE_FORMAT_R32G32B32_SINT: return TRUE; |
| case PIPE_FORMAT_R32G32_SINT: return TRUE; |
| case PIPE_FORMAT_R32_SINT: return TRUE; |
| |
| case PIPE_FORMAT_R16G16B16A16_SINT: return TRUE; |
| case PIPE_FORMAT_R16G16B16_SINT: return TRUE; |
| case PIPE_FORMAT_R16G16_SINT: return TRUE; |
| case PIPE_FORMAT_R16_SINT: return TRUE; |
| |
| case PIPE_FORMAT_R8G8B8A8_SINT: return TRUE; |
| case PIPE_FORMAT_R8G8B8_SINT: return TRUE; |
| case PIPE_FORMAT_R8G8_SINT: return TRUE; |
| case PIPE_FORMAT_R8_SINT: return TRUE; |
| |
| case PIPE_FORMAT_B10G10R10A2_UNORM: return TRUE; |
| case PIPE_FORMAT_B10G10R10A2_USCALED: return TRUE; |
| case PIPE_FORMAT_B10G10R10A2_SNORM: return TRUE; |
| case PIPE_FORMAT_B10G10R10A2_SSCALED: return TRUE; |
| |
| case PIPE_FORMAT_R10G10B10A2_UNORM: return TRUE; |
| case PIPE_FORMAT_R10G10B10A2_USCALED: return TRUE; |
| case PIPE_FORMAT_R10G10B10A2_SNORM: return TRUE; |
| case PIPE_FORMAT_R10G10B10A2_SSCALED: return TRUE; |
| |
| default: return FALSE; |
| } |
| } |