着色器技术飞跃

框架跟进

parts/shaders/grad2.glsl

@@ -1,10 +1,10 @@
-extern float t,h;
-vec4 effect(vec4 color,Image tex,vec2 tex_coords,vec2 scr_coords){
-    float y=scr_coords.y/h;
+uniform float phase;
+vec4 effect(vec4 color,sampler2D tex,vec2 texCoord,vec2 scrCoord){
+    float y=scrCoord.y/love_ScreenSize.y;
     return vec4(
         .8-y*.6,
         .2+y*.4,
-        .3+.1*sin(t),
+        .3+.1*sin(phase),
         .4
     );
 }