1// 2// Copyright 2012 Francisco Jerez 3// 4// Permission is hereby granted, free of charge, to any person obtaining a 5// copy of this software and associated documentation files (the "Software"), 6// to deal in the Software without restriction, including without limitation 7// the rights to use, copy, modify, merge, publish, distribute, sublicense, 8// and/or sell copies of the Software, and to permit persons to whom the 9// Software is furnished to do so, subject to the following conditions: 10// 11// The above copyright notice and this permission notice shall be included in 12// all copies or substantial portions of the Software. 13// 14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17// THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 18// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 19// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20// SOFTWARE. 21// 22 23#include <algorithm> 24 25#include "core/format.hpp" 26#include "core/memory.hpp" 27#include "pipe/p_screen.h" 28#include "pipe/p_context.h" 29 30namespace clover { 31 static const std::map<cl_image_format, pipe_format> formats { 32 { { CL_BGRA, CL_UNORM_INT8 }, PIPE_FORMAT_B8G8R8A8_UNORM }, 33 { { CL_ARGB, CL_UNORM_INT8 }, PIPE_FORMAT_A8R8G8B8_UNORM }, 34 { { CL_RGB, CL_UNORM_SHORT_565 }, PIPE_FORMAT_B5G6R5_UNORM }, 35 { { CL_LUMINANCE, CL_UNORM_INT8 }, PIPE_FORMAT_L8_UNORM }, 36 { { CL_A, CL_UNORM_INT8 }, PIPE_FORMAT_A8_UNORM }, 37 { { CL_INTENSITY, CL_UNORM_INT8 }, PIPE_FORMAT_I8_UNORM }, 38 { { CL_LUMINANCE, CL_UNORM_INT16 }, PIPE_FORMAT_L16_UNORM }, 39 { { CL_R, CL_FLOAT }, PIPE_FORMAT_R32_FLOAT }, 40 { { CL_RG, CL_FLOAT }, PIPE_FORMAT_R32G32_FLOAT }, 41 { { CL_RGB, CL_FLOAT }, PIPE_FORMAT_R32G32B32_FLOAT }, 42 { { CL_RGBA, CL_FLOAT }, PIPE_FORMAT_R32G32B32A32_FLOAT }, 43 { { CL_R, CL_UNORM_INT16 }, PIPE_FORMAT_R16_UNORM }, 44 { { CL_RG, CL_UNORM_INT16 }, PIPE_FORMAT_R16G16_UNORM }, 45 { { CL_RGB, CL_UNORM_INT16 }, PIPE_FORMAT_R16G16B16_UNORM }, 46 { { CL_RGBA, CL_UNORM_INT16 }, PIPE_FORMAT_R16G16B16A16_UNORM }, 47 { { CL_R, CL_SNORM_INT16 }, PIPE_FORMAT_R16_SNORM }, 48 { { CL_RG, CL_SNORM_INT16 }, PIPE_FORMAT_R16G16_SNORM }, 49 { { CL_RGB, CL_SNORM_INT16 }, PIPE_FORMAT_R16G16B16_SNORM }, 50 { { CL_RGBA, CL_SNORM_INT16 }, PIPE_FORMAT_R16G16B16A16_SNORM }, 51 { { CL_R, CL_UNORM_INT8 }, PIPE_FORMAT_R8_UNORM }, 52 { { CL_RG, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8_UNORM }, 53 { { CL_RGB, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8B8_UNORM }, 54 { { CL_RGBA, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8B8A8_UNORM }, 55 { { CL_R, CL_SNORM_INT8 }, PIPE_FORMAT_R8_SNORM }, 56 { { CL_RG, CL_SNORM_INT8 }, PIPE_FORMAT_R8G8_SNORM }, 57 { { CL_RGB, CL_SNORM_INT8 }, PIPE_FORMAT_R8G8B8_SNORM }, 58 { { CL_RGBA, CL_SNORM_INT8 }, PIPE_FORMAT_R8G8B8A8_SNORM }, 59 { { CL_R, CL_HALF_FLOAT }, PIPE_FORMAT_R16_FLOAT }, 60 { { CL_RG, CL_HALF_FLOAT }, PIPE_FORMAT_R16G16_FLOAT }, 61 { { CL_RGB, CL_HALF_FLOAT }, PIPE_FORMAT_R16G16B16_FLOAT }, 62 { { CL_RGBA, CL_HALF_FLOAT }, PIPE_FORMAT_R16G16B16A16_FLOAT }, 63 { { CL_RGBx, CL_UNORM_SHORT_555 }, PIPE_FORMAT_B5G5R5X1_UNORM }, 64 { { CL_RGBx, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8B8X8_UNORM }, 65 { { CL_A, CL_UNORM_INT16 }, PIPE_FORMAT_A16_UNORM }, 66 { { CL_INTENSITY, CL_UNORM_INT16 }, PIPE_FORMAT_I16_UNORM }, 67 { { CL_LUMINANCE, CL_SNORM_INT8 }, PIPE_FORMAT_L8_SNORM }, 68 { { CL_INTENSITY, CL_SNORM_INT8 }, PIPE_FORMAT_I8_SNORM }, 69 { { CL_A, CL_SNORM_INT16 }, PIPE_FORMAT_A16_SNORM }, 70 { { CL_LUMINANCE, CL_SNORM_INT16 }, PIPE_FORMAT_L16_SNORM }, 71 { { CL_INTENSITY, CL_SNORM_INT16 }, PIPE_FORMAT_I16_SNORM }, 72 { { CL_A, CL_HALF_FLOAT }, PIPE_FORMAT_A16_FLOAT }, 73 { { CL_LUMINANCE, CL_HALF_FLOAT }, PIPE_FORMAT_L16_FLOAT }, 74 { { CL_INTENSITY, CL_HALF_FLOAT }, PIPE_FORMAT_I16_FLOAT }, 75 { { CL_A, CL_FLOAT }, PIPE_FORMAT_A32_FLOAT }, 76 { { CL_LUMINANCE, CL_FLOAT }, PIPE_FORMAT_L32_FLOAT }, 77 { { CL_INTENSITY, CL_FLOAT }, PIPE_FORMAT_I32_FLOAT }, 78 { { CL_RA, CL_UNORM_INT8 }, PIPE_FORMAT_R8A8_UNORM }, 79 { { CL_R, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8_UINT }, 80 { { CL_RG, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8G8_UINT }, 81 { { CL_RGB, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8G8B8_UINT }, 82 { { CL_RGBA, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8G8B8A8_UINT }, 83 { { CL_R, CL_SIGNED_INT8 }, PIPE_FORMAT_R8_SINT }, 84 { { CL_RG, CL_SIGNED_INT8 }, PIPE_FORMAT_R8G8_SINT }, 85 { { CL_RGB, CL_SIGNED_INT8 }, PIPE_FORMAT_R8G8B8_SINT }, 86 { { CL_RGBA, CL_SIGNED_INT8 }, PIPE_FORMAT_R8G8B8A8_SINT }, 87 { { CL_R, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16_UINT }, 88 { { CL_RG, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16G16_UINT }, 89 { { CL_RGB, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16G16B16_UINT }, 90 { { CL_RGBA, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16G16B16A16_UINT }, 91 { { CL_R, CL_SIGNED_INT16 }, PIPE_FORMAT_R16_SINT }, 92 { { CL_RG, CL_SIGNED_INT16 }, PIPE_FORMAT_R16G16_SINT }, 93 { { CL_RGB, CL_SIGNED_INT16 }, PIPE_FORMAT_R16G16B16_SINT }, 94 { { CL_RGBA, CL_SIGNED_INT16 }, PIPE_FORMAT_R16G16B16A16_SINT }, 95 { { CL_R, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32_UINT }, 96 { { CL_RG, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32G32_UINT }, 97 { { CL_RGB, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32G32B32_UINT }, 98 { { CL_RGBA, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32G32B32A32_UINT }, 99 { { CL_R, CL_SIGNED_INT32 }, PIPE_FORMAT_R32_SINT }, 100 { { CL_RG, CL_SIGNED_INT32 }, PIPE_FORMAT_R32G32_SINT }, 101 { { CL_RGB, CL_SIGNED_INT32 }, PIPE_FORMAT_R32G32B32_SINT }, 102 { { CL_RGBA, CL_SIGNED_INT32 }, PIPE_FORMAT_R32G32B32A32_SINT }, 103 { { CL_A, CL_UNSIGNED_INT8 }, PIPE_FORMAT_A8_UINT }, 104 { { CL_INTENSITY, CL_UNSIGNED_INT8 }, PIPE_FORMAT_I8_UINT }, 105 { { CL_LUMINANCE, CL_UNSIGNED_INT8 }, PIPE_FORMAT_L8_UINT }, 106 { { CL_A, CL_SIGNED_INT8 }, PIPE_FORMAT_A8_SINT }, 107 { { CL_INTENSITY, CL_SIGNED_INT8 }, PIPE_FORMAT_I8_SINT }, 108 { { CL_LUMINANCE, CL_SIGNED_INT8 }, PIPE_FORMAT_L8_SINT }, 109 { { CL_A, CL_UNSIGNED_INT16 }, PIPE_FORMAT_A16_UINT }, 110 { { CL_INTENSITY, CL_UNSIGNED_INT16 }, PIPE_FORMAT_I16_UINT }, 111 { { CL_LUMINANCE, CL_UNSIGNED_INT16 }, PIPE_FORMAT_L16_UINT }, 112 { { CL_A, CL_SIGNED_INT16 }, PIPE_FORMAT_A16_SINT }, 113 { { CL_INTENSITY, CL_SIGNED_INT16 }, PIPE_FORMAT_I16_SINT }, 114 { { CL_LUMINANCE, CL_SIGNED_INT16 }, PIPE_FORMAT_L16_SINT }, 115 { { CL_A, CL_UNSIGNED_INT32 }, PIPE_FORMAT_A32_UINT }, 116 { { CL_INTENSITY, CL_UNSIGNED_INT32 }, PIPE_FORMAT_I32_UINT }, 117 { { CL_LUMINANCE, CL_UNSIGNED_INT32 }, PIPE_FORMAT_L32_UINT }, 118 { { CL_A, CL_SIGNED_INT32 }, PIPE_FORMAT_A32_SINT }, 119 { { CL_INTENSITY, CL_SIGNED_INT32 }, PIPE_FORMAT_I32_SINT }, 120 { { CL_LUMINANCE, CL_SIGNED_INT32 }, PIPE_FORMAT_L32_SINT } 121 }; 122 123 pipe_texture_target 124 translate_target(cl_mem_object_type type) { 125 switch (type) { 126 case CL_MEM_OBJECT_BUFFER: 127 return PIPE_BUFFER; 128 case CL_MEM_OBJECT_IMAGE2D: 129 return PIPE_TEXTURE_2D; 130 case CL_MEM_OBJECT_IMAGE3D: 131 return PIPE_TEXTURE_3D; 132 default: 133 throw error(CL_INVALID_VALUE); 134 } 135 } 136 137 pipe_format 138 translate_format(const cl_image_format &format) { 139 auto it = formats.find(format); 140 141 if (it == formats.end()) 142 throw error(CL_IMAGE_FORMAT_NOT_SUPPORTED); 143 144 return it->second; 145 } 146 147 std::set<cl_image_format> 148 supported_formats(cl_context ctx, cl_mem_object_type type) { 149 std::set<cl_image_format> s; 150 pipe_texture_target target = translate_target(type); 151 unsigned bindings = (PIPE_BIND_SAMPLER_VIEW | 152 PIPE_BIND_COMPUTE_RESOURCE | 153 PIPE_BIND_TRANSFER_READ | 154 PIPE_BIND_TRANSFER_WRITE); 155 156 for (auto f : formats) { 157 if (std::all_of(ctx->devs.begin(), ctx->devs.end(), 158 [=](const device *dev) { 159 return dev->pipe->is_format_supported( 160 dev->pipe, f.second, target, 1, bindings); 161 })) 162 s.insert(f.first); 163 } 164 165 return s; 166 } 167} 168