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https://github.com/encounter/dawn-cmake.git
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f7ee534b2c
Bug: dawn:1480 Change-Id: I01450e1916766daba016f71c0ed825e6b6664541 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/98840 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Austin Eng <enga@chromium.org>
94 lines
3.5 KiB
C++
94 lines
3.5 KiB
C++
// Copyright 2017 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_DAWN_NATIVE_OPENGL_SHADERMODULEGL_H_
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#define SRC_DAWN_NATIVE_OPENGL_SHADERMODULEGL_H_
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#include <memory>
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#include <string>
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#include <unordered_map>
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#include <vector>
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#include "dawn/native/Serializable.h"
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#include "dawn/native/ShaderModule.h"
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#include "dawn/native/opengl/opengl_platform.h"
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namespace dawn::native {
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struct ProgrammableStage;
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namespace stream {
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class Sink;
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class Source;
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} // namespace stream
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namespace opengl {
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class Device;
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class PipelineLayout;
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struct OpenGLFunctions;
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std::string GetBindingName(BindGroupIndex group, BindingNumber bindingNumber);
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#define BINDING_LOCATION_MEMBERS(X) \
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X(BindGroupIndex, group) \
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X(BindingNumber, binding)
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DAWN_SERIALIZABLE(struct, BindingLocation, BINDING_LOCATION_MEMBERS){};
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#undef BINDING_LOCATION_MEMBERS
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bool operator<(const BindingLocation& a, const BindingLocation& b);
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#define COMBINED_SAMPLER_MEMBERS(X) \
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X(BindingLocation, samplerLocation) \
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X(BindingLocation, textureLocation) \
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/* OpenGL requires a sampler with texelFetch. If this is true, the developer did not */ \
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/* provide one and Dawn should bind a placeholder non-filtering sampler; */ \
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/* |samplerLocation| is unused. */ \
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X(bool, usePlaceholderSampler)
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DAWN_SERIALIZABLE(struct, CombinedSampler, COMBINED_SAMPLER_MEMBERS) {
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std::string GetName() const;
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};
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#undef COMBINED_SAMPLER_MEMBERS
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bool operator<(const CombinedSampler& a, const CombinedSampler& b);
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using CombinedSamplerInfo = std::vector<CombinedSampler>;
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class ShaderModule final : public ShaderModuleBase {
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public:
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static ResultOrError<Ref<ShaderModule>> Create(Device* device,
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const ShaderModuleDescriptor* descriptor,
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ShaderModuleParseResult* parseResult,
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OwnedCompilationMessages* compilationMessages);
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ResultOrError<GLuint> CompileShader(const OpenGLFunctions& gl,
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const ProgrammableStage& programmableStage,
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SingleShaderStage stage,
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CombinedSamplerInfo* combinedSamplers,
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const PipelineLayout* layout,
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bool* needsPlaceholderSampler) const;
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private:
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ShaderModule(Device* device, const ShaderModuleDescriptor* descriptor);
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~ShaderModule() override = default;
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MaybeError Initialize(ShaderModuleParseResult* parseResult,
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OwnedCompilationMessages* compilationMessages);
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};
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} // namespace opengl
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} // namespace dawn::native
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#endif // SRC_DAWN_NATIVE_OPENGL_SHADERMODULEGL_H_
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