gtk2/gsk/resources/vulkan/blend.vert.glsl
Benjamin Otte c7d899c535 vulkan: Move push constants into their own header
This is the first step towards easing maintenance of the Vulkan shaders
by moving common code into headers.
2017-01-17 06:17:55 +01:00

27 lines
629 B
GLSL

#version 420 core
#include "constants.glsl"
layout(location = 0) in vec4 inRect;
layout(location = 1) in vec4 inTexRect;
layout(location = 0) out vec2 outTexCoord;
out gl_PerVertex {
vec4 gl_Position;
};
vec2 offsets[6] = { vec2(0.0, 0.0),
vec2(1.0, 0.0),
vec2(0.0, 1.0),
vec2(0.0, 1.0),
vec2(1.0, 0.0),
vec2(1.0, 1.0) };
void main() {
vec2 pos = inRect.xy + inRect.zw * offsets[gl_VertexIndex];
gl_Position = push.mvp * vec4 (pos, 0.0, 1.0);
outTexCoord = inTexRect.xy + inTexRect.zw * offsets[gl_VertexIndex];
}