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Differential D4638 Diff 15958 source/blender/draw/engines/gpencil/shaders/gpencil_fill_frag.glsl

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source/blender/draw/engines/gpencil/shaders/gpencil_fill_frag.glsl

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} }
else { else {
ocolor = (flip == 0) ? mix(color, color2, factor) : mix(color2, color, factor); ocolor = (flip == 0) ? mix(color, color2, factor) : mix(color2, color, factor);
} }
} }
ocolor.a *= layer_opacity; ocolor.a *= layer_opacity;
} }
float linearrgb_to_srgb(float c)
{
if (c < 0.0031308) {
return (c < 0.0) ? 0.0 : c * 12.92;
}
else {
return 1.055 * pow(c, 1.0 / 2.4) - 0.055;
}
}
vec4 texture_read_as_srgb(sampler2D tex, bool premultiplied, vec2 co)
{
/* By convention image textures return scene linear colors, but
* grease pencil still works in srgb. */
vec4 color = texture(tex, co);
/* Unpremultiply if stored multiplied, since straight alpha is expected by shaders. */
if (premultiplied && !(color.a == 0.0 || color.a == 1.0)) {
color.rgb = color.rgb / color.a;
}
color.r = linearrgb_to_srgb(color.r);
color.g = linearrgb_to_srgb(color.g);
color.b = linearrgb_to_srgb(color.b);
return color;
}
void main() void main()
{ {
vec2 t_center = vec2(0.5, 0.5); vec2 t_center = vec2(0.5, 0.5);
mat2 matrot_tex = mat2( mat2 matrot_tex = mat2(
cos(texture_angle), -sin(texture_angle), sin(texture_angle), cos(texture_angle)); cos(texture_angle), -sin(texture_angle), sin(texture_angle), cos(texture_angle));
vec2 rot_tex = (matrot_tex * (texCoord_interp - t_center)) + t_center + texture_offset; vec2 rot_tex = (matrot_tex * (texCoord_interp - t_center)) + t_center + texture_offset;
vec4 tmp_color; vec4 tmp_color;
tmp_color = (texture_clamp == 0) ? tmp_color = (texture_clamp == 0) ?
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