38 lines
862 B
GLSL
38 lines
862 B
GLSL
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uniform mat4 ModelViewProjectionMatrix;
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layout(points) in;
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layout(triangle_strip, max_vertices = 4) out;
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in vec4 pos_rect[];
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in vec4 tex_rect[];
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in vec4 color[];
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flat out vec4 color_flat;
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flat out vec4 texCoord_rect;
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noperspective out vec2 texCoord_interp;
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void main()
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{
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color_flat = color[0];
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texCoord_rect = tex_rect[0];
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gl_Position = (ModelViewProjectionMatrix * vec4(pos_rect[0].xy, 0.0, 1.0));
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texCoord_interp = vec2(0.0, 0.0);
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EmitVertex();
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gl_Position = (ModelViewProjectionMatrix * vec4(pos_rect[0].zy, 0.0, 1.0));
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texCoord_interp = vec2(1.0, 0.0);
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EmitVertex();
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gl_Position = (ModelViewProjectionMatrix * vec4(pos_rect[0].xw, 0.0, 1.0));
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texCoord_interp = vec2(0.0, 1.0);
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EmitVertex();
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gl_Position = (ModelViewProjectionMatrix * vec4(pos_rect[0].zw, 0.0, 1.0));
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texCoord_interp = vec2(1.0, 1.0);
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EmitVertex();
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EndPrimitive();
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}
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