tornavis/source/blender/gpu/shaders/gpu_shader_gpencil_stroke_v...

21 lines
677 B
GLSL

/* SPDX-FileCopyrightText: 2018-2022 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
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);
}
}