git-svn-id: svn://db.shs.com.ru/libs@626 a8b55f48-bf90-11e4-a774-851b48703e85

qglengine/shaders/selection_apply.glsl

@@ -0,0 +1,22 @@
+// vert //
+
+void main(void) {
+	gl_Position = qgl_ftransform();
+}
+
+
+// frag //
+
+uniform sampler2D fb_out, fb_hover, fb_select;
+
+void main(void) {
+	ivec2 tc = ivec2(gl_FragCoord.xy);
+	vec4 src = texelFetch(fb_out   , tc, 0);
+	vec4 hov = texelFetch(fb_hover , tc, 0);
+	vec4 sel = texelFetch(fb_select, tc, 0);
+	src.rgb = mix(src.rgb, sel.rgb, sel.a);
+	src.rgb = mix(src.rgb, hov.rgb, hov.a * 0.667f);
+	//src.rgb = src.rgb + (sel.rgb*sel.a);
+	qgl_FragData[0] = src;
+	//qgl_FragData[0] = vec4(sel.a);
+}