mirror of
https://github.com/italicsjenga/slang-shaders.git
synced 2024-11-22 15:51:30 +11:00
45 lines
1.2 KiB
Plaintext
Executable file
45 lines
1.2 KiB
Plaintext
Executable file
#version 450
|
|
|
|
layout(push_constant) uniform Push
|
|
{
|
|
vec4 SourceSize;
|
|
vec4 OriginalSize;
|
|
vec4 OutputSize;
|
|
uint FrameCount;
|
|
float opacity;
|
|
} params;
|
|
|
|
#pragma parameter opacity "Scanlines dark" 50.0 0.0 100.0 1.0
|
|
#define opacity params.opacity
|
|
|
|
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 Source;
|
|
|
|
void main()
|
|
{
|
|
vec4 frame = texture(Source, vTexCoord);
|
|
vec2 fragpos = floor(vTexCoord.xy*params.OutputSize.xy);
|
|
vec4 background;
|
|
if (mod(fragpos.y,2.0) == 0.0) background = vec4(0.0, 0.0, 0.0, 1.0); else background = vec4(1.0, 1.0, 1.0, 0.0);
|
|
if (params.OutputSize.y > 1600) { if (mod(fragpos.y,4.0) < 2.0) background = vec4(0.0, 0.0, 0.0, 1.0); else background = vec4(1.0, 1.0, 1.0, 0.0);}
|
|
background.a *= opacity / 100.0;
|
|
FragColor = mix(frame, background, background.a);
|
|
} |