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// Copyright 2017 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef DAWNNATIVE_METAL_SHADERMODULEMTL_H_
#define DAWNNATIVE_METAL_SHADERMODULEMTL_H_
#include "dawn_native/ShaderModule.h"
#include "common/NSRef.h"
#include "dawn_native/Error.h"
#import <Metal/Metal.h>
namespace spirv_cross {
class CompilerMSL;
}
namespace dawn_native { namespace metal {
class Device;
class PipelineLayout;
class RenderPipeline;
class ShaderModule final : public ShaderModuleBase {
public:
static ResultOrError<Ref<ShaderModule>> Create(Device* device,
const ShaderModuleDescriptor* descriptor,
ShaderModuleParseResult* parseResult);
struct MetalFunctionData {
NSPRef<id<MTLFunction>> function;
bool needsStorageBufferLength;
};
MaybeError CreateFunction(const char* entryPointName,
SingleShaderStage stage,
const PipelineLayout* layout,
MetalFunctionData* out,
uint32_t sampleMask = 0xFFFFFFFF,
const RenderPipeline* renderPipeline = nullptr,
const VertexState* vertexState = nullptr);
private:
ResultOrError<std::string> TranslateToMSLWithTint(const char* entryPointName,
SingleShaderStage stage,
const PipelineLayout* layout,
uint32_t sampleMask,
const RenderPipeline* renderPipeline,
const VertexState* vertexState,
std::string* remappedEntryPointName,
bool* needsStorageBufferLength);
ResultOrError<std::string> TranslateToMSLWithSPIRVCross(
const char* entryPointName,
SingleShaderStage stage,
const PipelineLayout* layout,
uint32_t sampleMask,
const RenderPipeline* renderPipeline,
const VertexState* vertexState,
std::string* remappedEntryPointName,
bool* needsStorageBufferLength);
ShaderModule(Device* device, const ShaderModuleDescriptor* descriptor);
~ShaderModule() override = default;
MaybeError Initialize(ShaderModuleParseResult* parseResult);
};
}} // namespace dawn_native::metal
#endif // DAWNNATIVE_METAL_SHADERMODULEMTL_H_
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