19 lines
399 B
GLSL
19 lines
399 B
GLSL
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#version 150 core
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uniform ivec2 Viewport;
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uniform mat3 Transform;
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uniform vec4 BoundingBox;
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uniform int Border;
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in vec2 Vert;
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in vec2 Norm;
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void main() {
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vec2 vert = mix(BoundingBox.xy, BoundingBox.zw, Vert) + Border * Norm;
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vec3 pos = Transform * vec3(vert, 1.0);
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gl_Position.xy = pos.xy * vec2(2.0, -2.0) / Viewport + vec2(-1.0, 1.0);
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gl_Position.z = 0.0;
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gl_Position.w = 1.0;
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}
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