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22 lines
681 B
GLSL
22 lines
681 B
GLSL
#version 450
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// Procedural vector/SDF quad with push constants. A unit quad (-1..1) placed and sized
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// by the model matrix; passes normalized 2D coordinate vCoord (-1..1) to fragment shader.
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layout(push_constant) uniform Push {
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mat4 mvp;
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vec4 color;
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vec4 params; // x: shapeType, y: radius / paramA, z: borderWidth / paramB, w: extra
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vec4 borderColor;
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} pc;
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layout(location = 0) out vec2 vCoord;
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void main() {
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vec2 positions[6] = vec2[](
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vec2(-1.0, -1.0), vec2(-1.0, 1.0), vec2(1.0, 1.0),
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vec2(-1.0, -1.0), vec2(1.0, 1.0), vec2(1.0, -1.0));
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vCoord = positions[gl_VertexIndex];
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gl_Position = pc.mvp * vec4(vCoord, 0.0, 1.0);
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}
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