Differential D6296 Diff 19803 source/blender/draw/engines/overlay/shaders/paint_texture_frag.glsl

Changeset View

Standalone View

				in vec2 uv_interp;

				out vec4 fragColor;

				uniform float opacity = 1.0;

				uniform sampler2D maskImage;
				uniform bool maskImagePremultiplied;
				uniform vec3 maskColor;
				uniform bool maskInvertStencil;

				void main()
				{
				vec4 mask = vec4(texture_read_as_srgb(maskImage, maskImagePremultiplied, uv_interp).rgb, 1.0);
				if (maskInvertStencil) {
				mask.rgb = 1.0 - mask.rgb;
				}
				float mask_step = smoothstep(0, 3.0, mask.r + mask.g + mask.b);
				mask.rgb *= maskColor;
				mask.a = mask_step * opacity;

				fragColor = mask;
				}