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https://github.com/KhronosGroup/glslang
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19 lines
527 B
GLSL
19 lines
527 B
GLSL
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#version 150
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#extension GL_ARB_draw_instanced : require
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#define ID gl_InstanceID
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uniform mat4 gtf_ModelViewProjectionMatrix;
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uniform vec3 instanceOffsets[3];
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in vec4 va[gl_MaxVertexAttribs];
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out vec4 color;
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void main (void)
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{
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vec4 vertex = vec4(va[0].xy / 3.0, va[0].zw) + vec4(instanceOffsets[ID], 1.0);
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color = vec4(0, 0, 0, 0);
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for (int i = 1; i < gl_MaxVertexAttribs; i++)
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color += va[i];
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gl_Position = gtf_ModelViewProjectionMatrix * vertex;
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gl_PointSize = 1.0;
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}
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