--track@gamma:Gamma,0, 10, 1, 0.01
--track@r:R,0, 10, 1, 0.01
--track@g:G,0, 10, 1, 0.01
--track@b:B,0, 10, 1, 0.01
--label:色調整
--[[pixelshader@psmain:
Texture2D InputTexture : register(t0);

cbuffer constant0 : register(b0) {
	float3 gamma;
};
float4 psmain(float4 pos : SV_Position) : SV_Target {
    float4 tex = InputTexture[uint2(pos.xy)];
    tex.rgb=pow(max(tex.rgb, 0.0),1/gamma); //底0以下未定義回避
    return float4(tex);
}
]]

obj.pixelshader("psmain","object","object",{gamma*r,gamma*g,gamma*b})