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#ifndef USE_GPU_SHADER_CREATE_INFO
uniform mat4 ModelViewProjectionMatrix;
uniform mat4 ProjectionMatrix;
uniform float pixsize; /* rv3d->pixsize */
uniform int keep_size;
uniform float objscale;
uniform float pixfactor;
in vec3 pos;
in vec4 color;
in float thickness;
out vec4 finalColor;
out float finalThickness;
#endif
float defaultpixsize = gpencil_stroke_data.pixsize * (1000.0 / gpencil_stroke_data.pixfactor);
void main(void)
{
gl_Position = ModelViewProjectionMatrix * vec4(pos, 1.0);
geometry_in.finalColor = color;
if (gpencil_stroke_data.keep_size) {
geometry_in.finalThickness = thickness;
}
else {
float size = (ProjectionMatrix[3][3] == 0.0) ? (thickness / (gl_Position.z * defaultpixsize)) :
(thickness / defaultpixsize);
geometry_in.finalThickness = max(size * gpencil_stroke_data.objscale, 1.0);
}
}
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