48 lines
1.3 KiB
Text
48 lines
1.3 KiB
Text
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layout (location = 0) in vec3 a_position;
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layout (location = 1) in vec3 a_normal;
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layout (location = 2) in vec2 a_colorTexCoord;
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#ifdef ENABLE_VTF
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layout (location = 0) out LOW_P vec4 v_color;
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#else
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layout (location = 1) out vec2 v_colorTexCoord;
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#endif
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//layout (location = 2) out vec2 v_halfLength;
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layout (binding = 0) uniform UBO
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{
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mat4 u_modelView;
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mat4 u_projection;
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mat4 u_pivotTransform;
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vec2 u_contrastGamma;
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float u_opacity;
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float u_zScale;
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float u_interpolation;
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float u_isOutlinePass;
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};
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#ifdef ENABLE_VTF
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layout (binding = 1) uniform sampler2D u_colorTex;
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#endif
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void main()
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{
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vec2 normal = a_normal.xy;
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float halfWidth = length(normal);
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vec2 transformedAxisPos = (vec4(a_position.xy, 0.0, 1.0) * u_modelView).xy;
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if (halfWidth != 0.0)
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{
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transformedAxisPos = calcLineTransformedAxisPos(transformedAxisPos, a_position.xy + normal,
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u_modelView, halfWidth);
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}
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#ifdef ENABLE_VTF
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v_color = texture(u_colorTex, a_colorTexCoord);
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#else
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v_colorTexCoord = a_colorTexCoord;
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#endif
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//v_halfLength = vec2(sign(a_normal.z) * halfWidth, abs(a_normal.z));
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vec4 pos = vec4(transformedAxisPos, a_position.z, 1.0) * u_projection;
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gl_Position = applyPivotTransform(pos, u_pivotTransform, 0.0);
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}
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