gtk2/gsk/resources/vulkan/crossfade.frag
Matthias Clasen a75d995bd4 vulkan: Implement crossfade
This is the first shader using two textures. It almost works.
2017-09-22 22:16:10 -04:00

22 lines
551 B
GLSL

#version 420 core
#include "clip.frag.glsl"
layout(location = 0) in vec2 inPos;
layout(location = 1) in vec2 inStartTexCoord;
layout(location = 2) in vec2 inEndTexCoord;
layout(location = 3) in float inProgress;
layout(set = 0, binding = 0) uniform sampler2D startTexture;
layout(set = 1, binding = 0) uniform sampler2D endTexture;
layout(location = 0) out vec4 color;
void main()
{
vec4 start = texture (startTexture, inStartTexCoord);
vec4 end = texture (endTexture, inEndTexCoord);
color = clip (inPos, mix (start, end, inProgress));
}