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minexew/ShaderGlobal.cpp

Created November 20, 2018 16:26
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ShaderGlobal.cpp
// Renderer.hpp
class ShaderGlobal {
public:
ShaderGlobal(const char* name) {
this->handle = Rend::CreateShaderGlobal(name);
}
template <typename T>
void operator = (const T& value) {
Rend::UpdateShaderGlobal(this->handle, value);
}
private:
void* handle;
};
// Game.hpp
struct MyShaderGlobals {
ShaderGlobal sun_dir = "sun_dir",
sun_ambient = "sun_amb",
sun_diffuse = "sun_diff",
sun_specular = "sun_spec";
};
MyShaderGlobals shaderGlobal;
// Game.cpp
// Automagically propagate uniform to the current shader and any shaders bound in the future
shaderGlobal.sun_diffuse = Float4(1.0, 0.9, 0.5, 1.0);
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