32 lines
774 B
Plaintext
32 lines
774 B
Plaintext
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layout (location = 0) in float i_range;
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layout (location = 1) in vec2 i_period;
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layout (location = 2) in vec4 i_color;
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out vec2 v_uv;
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out float v_aa;
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out float v_range;
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out vec2 v_period;
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out vec4 v_color;
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void main() {
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v_uv =
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(gl_VertexID == 0)? vec2(-1., 1.):
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(gl_VertexID == 1)? vec2(-1., -1.):
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(gl_VertexID == 2)? vec2( 1., 1.):
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(gl_VertexID == 3)? vec2(-1., -1.):
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(gl_VertexID == 4)? vec2( 1., -1.):
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(gl_VertexID == 5)? vec2( 1., 1.):
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vec2(0, 0);
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vec2 scale = uni.dpi*5. / uni.resolution;
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scale /= max(scale.x, 1.);
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scale /= max(scale.y, 1.);
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gl_Position = vec4(v_uv*scale, 0., 1.);
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v_aa = length(uni.aa / scale)*2.;
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v_range = i_range;
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v_period = i_period;
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v_color = i_color;
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}
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