diff options
Diffstat (limited to 'src/gallium/state_trackers/clover/core/format.cpp')
| -rw-r--r-- | src/gallium/state_trackers/clover/core/format.cpp | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/clover/core/format.cpp b/src/gallium/state_trackers/clover/core/format.cpp new file mode 100644 index 00000000000..8f6e14d6567 --- /dev/null +++ b/src/gallium/state_trackers/clover/core/format.cpp @@ -0,0 +1,167 @@ +// +// Copyright 2012 Francisco Jerez +// +// 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, sublicense, +// 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 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 NONINFRINGEMENT. IN NO EVENT SHALL +// THE AUTHORS 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. +// + +#include <algorithm> + +#include "core/format.hpp" +#include "core/memory.hpp" +#include "pipe/p_screen.h" +#include "pipe/p_context.h" + +namespace clover { + static const std::map<cl_image_format, pipe_format> formats { + { { CL_BGRA, CL_UNORM_INT8 }, PIPE_FORMAT_B8G8R8A8_UNORM }, + { { CL_ARGB, CL_UNORM_INT8 }, PIPE_FORMAT_A8R8G8B8_UNORM }, + { { CL_RGB, CL_UNORM_SHORT_565 }, PIPE_FORMAT_B5G6R5_UNORM }, + { { CL_LUMINANCE, CL_UNORM_INT8 }, PIPE_FORMAT_L8_UNORM }, + { { CL_A, CL_UNORM_INT8 }, PIPE_FORMAT_A8_UNORM }, + { { CL_INTENSITY, CL_UNORM_INT8 }, PIPE_FORMAT_I8_UNORM }, + { { CL_LUMINANCE, CL_UNORM_INT16 }, PIPE_FORMAT_L16_UNORM }, + { { CL_R, CL_FLOAT }, PIPE_FORMAT_R32_FLOAT }, + { { CL_RG, CL_FLOAT }, PIPE_FORMAT_R32G32_FLOAT }, + { { CL_RGB, CL_FLOAT }, PIPE_FORMAT_R32G32B32_FLOAT }, + { { CL_RGBA, CL_FLOAT }, PIPE_FORMAT_R32G32B32A32_FLOAT }, + { { CL_R, CL_UNORM_INT16 }, PIPE_FORMAT_R16_UNORM }, + { { CL_RG, CL_UNORM_INT16 }, PIPE_FORMAT_R16G16_UNORM }, + { { CL_RGB, CL_UNORM_INT16 }, PIPE_FORMAT_R16G16B16_UNORM }, + { { CL_RGBA, CL_UNORM_INT16 }, PIPE_FORMAT_R16G16B16A16_UNORM }, + { { CL_R, CL_SNORM_INT16 }, PIPE_FORMAT_R16_SNORM }, + { { CL_RG, CL_SNORM_INT16 }, PIPE_FORMAT_R16G16_SNORM }, + { { CL_RGB, CL_SNORM_INT16 }, PIPE_FORMAT_R16G16B16_SNORM }, + { { CL_RGBA, CL_SNORM_INT16 }, PIPE_FORMAT_R16G16B16A16_SNORM }, + { { CL_R, CL_UNORM_INT8 }, PIPE_FORMAT_R8_UNORM }, + { { CL_RG, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8_UNORM }, + { { CL_RGB, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8B8_UNORM }, + { { CL_RGBA, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8B8A8_UNORM }, + { { CL_R, CL_SNORM_INT8 }, PIPE_FORMAT_R8_SNORM }, + { { CL_RG, CL_SNORM_INT8 }, PIPE_FORMAT_R8G8_SNORM }, + { { CL_RGB, CL_SNORM_INT8 }, PIPE_FORMAT_R8G8B8_SNORM }, + { { CL_RGBA, CL_SNORM_INT8 }, PIPE_FORMAT_R8G8B8A8_SNORM }, + { { CL_R, CL_HALF_FLOAT }, PIPE_FORMAT_R16_FLOAT }, + { { CL_RG, CL_HALF_FLOAT }, PIPE_FORMAT_R16G16_FLOAT }, + { { CL_RGB, CL_HALF_FLOAT }, PIPE_FORMAT_R16G16B16_FLOAT }, + { { CL_RGBA, CL_HALF_FLOAT }, PIPE_FORMAT_R16G16B16A16_FLOAT }, + { { CL_RGBx, CL_UNORM_SHORT_555 }, PIPE_FORMAT_B5G5R5X1_UNORM }, + { { CL_RGBx, CL_UNORM_INT8 }, PIPE_FORMAT_R8G8B8X8_UNORM }, + { { CL_A, CL_UNORM_INT16 }, PIPE_FORMAT_A16_UNORM }, + { { CL_INTENSITY, CL_UNORM_INT16 }, PIPE_FORMAT_I16_UNORM }, + { { CL_LUMINANCE, CL_SNORM_INT8 }, PIPE_FORMAT_L8_SNORM }, + { { CL_INTENSITY, CL_SNORM_INT8 }, PIPE_FORMAT_I8_SNORM }, + { { CL_A, CL_SNORM_INT16 }, PIPE_FORMAT_A16_SNORM }, + { { CL_LUMINANCE, CL_SNORM_INT16 }, PIPE_FORMAT_L16_SNORM }, + { { CL_INTENSITY, CL_SNORM_INT16 }, PIPE_FORMAT_I16_SNORM }, + { { CL_A, CL_HALF_FLOAT }, PIPE_FORMAT_A16_FLOAT }, + { { CL_LUMINANCE, CL_HALF_FLOAT }, PIPE_FORMAT_L16_FLOAT }, + { { CL_INTENSITY, CL_HALF_FLOAT }, PIPE_FORMAT_I16_FLOAT }, + { { CL_A, CL_FLOAT }, PIPE_FORMAT_A32_FLOAT }, + { { CL_LUMINANCE, CL_FLOAT }, PIPE_FORMAT_L32_FLOAT }, + { { CL_INTENSITY, CL_FLOAT }, PIPE_FORMAT_I32_FLOAT }, + { { CL_RA, CL_UNORM_INT8 }, PIPE_FORMAT_R8A8_UNORM }, + { { CL_R, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8_UINT }, + { { CL_RG, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8G8_UINT }, + { { CL_RGB, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8G8B8_UINT }, + { { CL_RGBA, CL_UNSIGNED_INT8 }, PIPE_FORMAT_R8G8B8A8_UINT }, + { { CL_R, CL_SIGNED_INT8 }, PIPE_FORMAT_R8_SINT }, + { { CL_RG, CL_SIGNED_INT8 }, PIPE_FORMAT_R8G8_SINT }, + { { CL_RGB, CL_SIGNED_INT8 }, PIPE_FORMAT_R8G8B8_SINT }, + { { CL_RGBA, CL_SIGNED_INT8 }, PIPE_FORMAT_R8G8B8A8_SINT }, + { { CL_R, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16_UINT }, + { { CL_RG, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16G16_UINT }, + { { CL_RGB, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16G16B16_UINT }, + { { CL_RGBA, CL_UNSIGNED_INT16 }, PIPE_FORMAT_R16G16B16A16_UINT }, + { { CL_R, CL_SIGNED_INT16 }, PIPE_FORMAT_R16_SINT }, + { { CL_RG, CL_SIGNED_INT16 }, PIPE_FORMAT_R16G16_SINT }, + { { CL_RGB, CL_SIGNED_INT16 }, PIPE_FORMAT_R16G16B16_SINT }, + { { CL_RGBA, CL_SIGNED_INT16 }, PIPE_FORMAT_R16G16B16A16_SINT }, + { { CL_R, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32_UINT }, + { { CL_RG, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32G32_UINT }, + { { CL_RGB, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32G32B32_UINT }, + { { CL_RGBA, CL_UNSIGNED_INT32 }, PIPE_FORMAT_R32G32B32A32_UINT }, + { { CL_R, CL_SIGNED_INT32 }, PIPE_FORMAT_R32_SINT }, + { { CL_RG, CL_SIGNED_INT32 }, PIPE_FORMAT_R32G32_SINT }, + { { CL_RGB, CL_SIGNED_INT32 }, PIPE_FORMAT_R32G32B32_SINT }, + { { CL_RGBA, CL_SIGNED_INT32 }, PIPE_FORMAT_R32G32B32A32_SINT }, + { { CL_A, CL_UNSIGNED_INT8 }, PIPE_FORMAT_A8_UINT }, + { { CL_INTENSITY, CL_UNSIGNED_INT8 }, PIPE_FORMAT_I8_UINT }, + { { CL_LUMINANCE, CL_UNSIGNED_INT8 }, PIPE_FORMAT_L8_UINT }, + { { CL_A, CL_SIGNED_INT8 }, PIPE_FORMAT_A8_SINT }, + { { CL_INTENSITY, CL_SIGNED_INT8 }, PIPE_FORMAT_I8_SINT }, + { { CL_LUMINANCE, CL_SIGNED_INT8 }, PIPE_FORMAT_L8_SINT }, + { { CL_A, CL_UNSIGNED_INT16 }, PIPE_FORMAT_A16_UINT }, + { { CL_INTENSITY, CL_UNSIGNED_INT16 }, PIPE_FORMAT_I16_UINT }, + { { CL_LUMINANCE, CL_UNSIGNED_INT16 }, PIPE_FORMAT_L16_UINT }, + { { CL_A, CL_SIGNED_INT16 }, PIPE_FORMAT_A16_SINT }, + { { CL_INTENSITY, CL_SIGNED_INT16 }, PIPE_FORMAT_I16_SINT }, + { { CL_LUMINANCE, CL_SIGNED_INT16 }, PIPE_FORMAT_L16_SINT }, + { { CL_A, CL_UNSIGNED_INT32 }, PIPE_FORMAT_A32_UINT }, + { { CL_INTENSITY, CL_UNSIGNED_INT32 }, PIPE_FORMAT_I32_UINT }, + { { CL_LUMINANCE, CL_UNSIGNED_INT32 }, PIPE_FORMAT_L32_UINT }, + { { CL_A, CL_SIGNED_INT32 }, PIPE_FORMAT_A32_SINT }, + { { CL_INTENSITY, CL_SIGNED_INT32 }, PIPE_FORMAT_I32_SINT }, + { { CL_LUMINANCE, CL_SIGNED_INT32 }, PIPE_FORMAT_L32_SINT } + }; + + pipe_texture_target + translate_target(cl_mem_object_type type) { + switch (type) { + case CL_MEM_OBJECT_BUFFER: + return PIPE_BUFFER; + case CL_MEM_OBJECT_IMAGE2D: + return PIPE_TEXTURE_2D; + case CL_MEM_OBJECT_IMAGE3D: + return PIPE_TEXTURE_3D; + default: + throw error(CL_INVALID_VALUE); + } + } + + pipe_format + translate_format(const cl_image_format &format) { + auto it = formats.find(format); + + if (it == formats.end()) + throw error(CL_IMAGE_FORMAT_NOT_SUPPORTED); + + return it->second; + } + + std::set<cl_image_format> + supported_formats(cl_context ctx, cl_mem_object_type type) { + std::set<cl_image_format> s; + pipe_texture_target target = translate_target(type); + unsigned bindings = (PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_COMPUTE_RESOURCE | + PIPE_BIND_TRANSFER_READ | + PIPE_BIND_TRANSFER_WRITE); + + for (auto f : formats) { + if (std::all_of(ctx->devs.begin(), ctx->devs.end(), + [=](const device *dev) { + return dev->pipe->is_format_supported( + dev->pipe, f.second, target, 1, bindings); + })) + s.insert(f.first); + } + + return s; + } +} |