Changeset 69dccfe in opengl-game for shaders/shader.frag

Timestamp:

Aug 6, 2019, 7:01:45 PM (5 years ago)

Author:

Dmitry Portnoy <dmitry.portnoy@…>

Branches:

feature/imgui-sdl, master, points-test

Children:

5f3dba8

Parents:

bba12e7

Message:

Implement a translucent, fullscreen overlay that shows a loaded texture. This will later be used to show a UI rendered by SDL.

File:

• shaders/shader.frag (modified) (1 diff)

shaders/shader.frag

@@ -3 +3 @@
 
 layout(binding = 1) uniform sampler2D texSampler;
+layout(binding = 2) uniform sampler2D uiTexSampler;
 
 layout(location = 0) in vec3 fragColor;
 layout(location = 1) in vec2 fragTexCoord;
+layout(location = 2) flat in uint isOverlay;
 
 layout(location = 0) out vec4 outColor;
 
 void main() {
-   outColor = vec4(fragColor * texture(texSampler, fragTexCoord).rgb, 1.0);
+   if (isOverlay == 1) {
+      outColor = vec4(fragColor * texture(uiTexSampler, fragTexCoord).rgb, 0.3);
+   } else {
+      outColor = vec4(fragColor * texture(texSampler, fragTexCoord).rgb, 1.0);
+   }
 }