Differential D3675 Diff 11956 source/blender/draw/modes/shaders/paint_weight_frag.glsl

Changeset View

Standalone View


				in vec2 weight_interp; /* [weight, alert] */

				out vec4 fragColor;

				uniform float opacity = 1.0;
				uniform sampler1D colorramp;
				uniform vec3 alert_colors[2];

				void main()
				{
				float alert = weight_interp.y;
				vec3 color;

				/* Missing vertex group alert color */
				if (alert > 1.0) {
				color = alert_colors[1];
				}
				/* Weights are available */
				else {
				float weight = weight_interp.x;
				vec3 weight_color = texture(colorramp, weight, 0).rgb;

				/* Zero weight alert color. Nonlinear blend to reduce impact. */
				color = mix(weight_color, alert_colors[0], alert * alert);
				}

				/* See gpu_shader_multiply_and_blend_preprocessing.glsl */
				fragColor = vec4(color * opacity + (1 - opacity), 1.0);
				}