slang-shaders/crt/shaders/guest/fast/linearize-multipass.slang

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2019-05-04 03:31:31 +10:00
#version 450
layout(push_constant) uniform Push
{
vec4 SourceSize;
vec4 OriginalSize;
vec4 OutputSize;
uint FrameCount;
float GAMMA_INPUT;
} params;
#pragma parameter GAMMA_INPUT "Gamma Input" 2.4 0.1 5.0 0.05
#define GAMMA_INPUT params.GAMMA_INPUT
layout(std140, set = 0, binding = 0) uniform UBO
{
mat4 MVP;
} global;
#pragma stage vertex
layout(location = 0) in vec4 Position;
layout(location = 1) in vec2 TexCoord;
layout(location = 0) out vec2 vTexCoord;
void main()
{
gl_Position = global.MVP * Position;
vTexCoord = TexCoord;
}
#pragma stage fragment
layout(location = 0) in vec2 vTexCoord;
layout(location = 0) out vec4 FragColor;
layout(set = 0, binding = 2) uniform sampler2D Original;
void main()
{
FragColor = pow(texture(Original, vTexCoord), vec4(GAMMA_INPUT));
}