0025201: Visualization - Implementing soft shadows and ambient occlusion in OCCT ray-tracing core

src/Shaders/Display.fs

@@ -0,0 +1,13 @@
+//! Input image.
+uniform sampler2D uInputTexture;
+
+//! Output pixel color.
+out vec4 OutColor;
+
+void main (void)
+{
+  vec4 aColor = texelFetch (uInputTexture, ivec2 (gl_FragCoord.xy), 0);
+
+  // apply gamma correction (we use gamma = 2)
+  OutColor = vec4 (sqrt (aColor.rgb), aColor.a);
+}