- added optional contrast to webgl shader

joonlabs · joonlabs · commit bfae901c45a0 · 2021-04-24T17:47:00.000+02:00
diff --git a/fox/packages/renderers/renderers/webgl.js b/fox/packages/renderers/renderers/webgl.js
@@ -319,6 +319,7 @@ class WebGLUtils{
                     discard;
                 }
                gl_FragColor = texture2D(u_texture, v_texcoord);
+               gl_FragColor.rgb = ((gl_FragColor.rgb - 0.5) * max(1.0, 0.0)) + 0.5;
             }
         `
     }

Original file line number	Diff line number	Diff line change
`@@ -319,6 +319,7 @@ class WebGLUtils{`
`319`	`319`	`discard;`
`320`	`320`	`}`
`321`	`321`	`gl_FragColor = texture2D(u_texture, v_texcoord);`
	`322`	`+ gl_FragColor.rgb = ((gl_FragColor.rgb - 0.5) * max(1.0, 0.0)) + 0.5;`
`322`	`323`	`}`
`323`	`324`	`
`324`	`325`	`}`