SPIRV-Cross/spirv_cpp.hpp
2020-01-16 15:24:37 +01:00

87 lines
2.3 KiB
C++

/*
* Copyright 2015-2020 Arm Limited
*
* 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 SPIRV_CROSS_CPP_HPP
#define SPIRV_CROSS_CPP_HPP
#include "spirv_glsl.hpp"
#include <utility>
namespace SPIRV_CROSS_NAMESPACE
{
class CompilerCPP : public CompilerGLSL
{
public:
explicit CompilerCPP(std::vector<uint32_t> spirv_)
: CompilerGLSL(std::move(spirv_))
{
}
CompilerCPP(const uint32_t *ir_, size_t word_count)
: CompilerGLSL(ir_, word_count)
{
}
explicit CompilerCPP(const ParsedIR &ir_)
: CompilerGLSL(ir_)
{
}
explicit CompilerCPP(ParsedIR &&ir_)
: CompilerGLSL(std::move(ir_))
{
}
std::string compile() override;
// Sets a custom symbol name that can override
// spirv_cross_get_interface.
//
// Useful when several shader interfaces are linked
// statically into the same binary.
void set_interface_name(std::string name)
{
interface_name = std::move(name);
}
private:
void emit_header() override;
void emit_c_linkage();
void emit_function_prototype(SPIRFunction &func, const Bitset &return_flags) override;
void emit_resources();
void emit_buffer_block(const SPIRVariable &type) override;
void emit_push_constant_block(const SPIRVariable &var) override;
void emit_interface_block(const SPIRVariable &type);
void emit_block_chain(SPIRBlock &block);
void emit_uniform(const SPIRVariable &var) override;
void emit_shared(const SPIRVariable &var);
void emit_block_struct(SPIRType &type);
std::string variable_decl(const SPIRType &type, const std::string &name, uint32_t id) override;
std::string argument_decl(const SPIRFunction::Parameter &arg);
SmallVector<std::string> resource_registrations;
std::string impl_type;
std::string resource_type;
uint32_t shared_counter = 0;
std::string interface_name;
};
} // namespace SPIRV_CROSS_NAMESPACE
#endif