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https://github.com/encounter/dawn-cmake.git
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250f26229b
Bug: dawn:442 Change-Id: I889a943cbaf2d349c31a15fdf126d66964bdd0a7 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/23247 Commit-Queue: Austin Eng <enga@chromium.org> Reviewed-by: Stephen White <senorblanco@chromium.org>
64 lines
2.1 KiB
C++
64 lines
2.1 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 DAWNNATIVE_OPENGL_PIPELINEGL_H_
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#define DAWNNATIVE_OPENGL_PIPELINEGL_H_
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#include "dawn_native/Pipeline.h"
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#include "dawn_native/opengl/opengl_platform.h"
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#include <vector>
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namespace dawn_native { namespace opengl {
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struct OpenGLFunctions;
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class PersistentPipelineState;
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class PipelineLayout;
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class ShaderModule;
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class PipelineGL {
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public:
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PipelineGL();
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void Initialize(const OpenGLFunctions& gl,
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const PipelineLayout* layout,
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const PerStage<const ShaderModule*>& modules);
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using BindingLocations = ityp::array<BindGroupIndex,
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ityp::array<BindingIndex, GLint, kMaxBindingsPerGroup>,
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kMaxBindGroups>;
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// For each unit a sampler is bound to we need to know if we should use filtering or not
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// because int and uint texture are only complete without filtering.
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struct SamplerUnit {
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GLuint unit;
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bool shouldUseFiltering;
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};
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const std::vector<SamplerUnit>& GetTextureUnitsForSampler(GLuint index) const;
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const std::vector<GLuint>& GetTextureUnitsForTextureView(GLuint index) const;
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GLuint GetProgramHandle() const;
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void ApplyNow(const OpenGLFunctions& gl);
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private:
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GLuint mProgram;
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std::vector<std::vector<SamplerUnit>> mUnitsForSamplers;
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std::vector<std::vector<GLuint>> mUnitsForTextures;
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};
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}} // namespace dawn_native::opengl
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#endif // DAWNNATIVE_OPENGL_PIPELINEGL_H_
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