VkShaderGenerator.h

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//
// Copyright Contributors to the MaterialX Project
// SPDX-License-Identifier: Apache-2.0
//
 
#ifndef MATERIALX_VKSHADERGENERATOR_H
#define MATERIALX_VKSHADERGENERATOR_H

 
#include <MaterialXGenGlsl/GlslShaderGenerator.h>
#include <MaterialXGenGlsl/VkResourceBindingContext.h>
 
MATERIALX_NAMESPACE_BEGIN
 
using VkShaderGeneratorPtr = shared_ptr<class VkShaderGenerator>;

class MX_GENGLSL_API VkShaderGenerator : public GlslShaderGenerator
{
  public:
    VkShaderGenerator(TypeSystemPtr typeSystem);

    static ShaderGeneratorPtr create(TypeSystemPtr typeSystem = nullptr)
    {
        return std::make_shared<VkShaderGenerator>(typeSystem ? typeSystem : TypeSystem::create());
    }

    const string& getTarget() const override { return TARGET; }

    const string& getVersion() const override { return VERSION; }
 
    string getVertexDataPrefix(const VariableBlock& vertexData) const override;

    static const string TARGET;
    static const string VERSION;
 
    // Emit directives for stage
    void emitDirectives(GenContext& context, ShaderStage& stage) const override;
 
    void emitInputs(GenContext& context, ShaderStage& stage) const override;
 
    void emitOutputs(GenContext& context, ShaderStage& stage) const override;
 
  protected:
    HwResourceBindingContextPtr getResourceBindingContext(GenContext&) const override;
 
    VkResourceBindingContextPtr _resourceBindingCtx = nullptr;
};
 
MATERIALX_NAMESPACE_END
 
#endif