Learning_GTK4_tree/gsk/vulkan/resources/inset-shadow.vert

40 lines
1.2 KiB
GLSL

#version 450
#include "clip.vert.glsl"
layout(location = 0) in mat3x4 inOutline;
layout(location = 3) in vec4 inColor;
layout(location = 4) in vec2 inOffset;
layout(location = 5) in float inSpread;
layout(location = 6) in float inBlurRadius;
layout(location = 0) out vec2 outPos;
layout(location = 1) out flat vec4 outOutline;
layout(location = 2) out flat vec4 outOutlineCornerWidths;
layout(location = 3) out flat vec4 outOutlineCornerHeights;
layout(location = 4) out flat vec4 outColor;
layout(location = 5) out flat vec2 outOffset;
layout(location = 6) out flat float outSpread;
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() {
vec4 rect = clip (inOutline[0]);
vec2 pos = rect.xy + rect.zw * offsets[gl_VertexIndex];
gl_Position = push.mvp * vec4 (push.scale * pos, 0.0, 1.0);
outPos = pos;
outOutline = inOutline[0];
outOutlineCornerWidths = inOutline[1];
outOutlineCornerHeights = inOutline[2];
outColor = inColor;
outOffset = inOffset;
outSpread = inSpread;
}