ShaderStage.hpp

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#ifndef DONUT_GRAPHICS_SHADER_STAGE_HPP
#define DONUT_GRAPHICS_SHADER_STAGE_HPP
 
#include <donut/UniqueHandle.hpp>
#include <donut/graphics/Handle.hpp>
 
namespace donut::graphics {
 
enum class ShaderStageType : unsigned {
    VERTEX_SHADER = 0x8B31,   
    FRAGMENT_SHADER = 0x8B30, 
};
 
class ShaderStage {
public:
    constexpr explicit ShaderStage() noexcept = default;
 
    explicit ShaderStage(ShaderStageType type, const char* definitions, const char* sourceCode);
 
    explicit operator bool() const noexcept {
        return static_cast<bool>(shader);
    }
 
    [[nodiscard]] Handle get() const noexcept {
        return shader.get();
    }
 
private:
    struct ShaderDeleter {
        void operator()(Handle handle) const noexcept;
    };
 
    UniqueHandle<Handle, ShaderDeleter> shader{};
};
 
} // namespace donut::graphics
 
#endif