use highp if available

WebGLSamples · Jul 9, 2020 · 3111b53 · 3111b53
1 parent 8c7d63d
commit 3111b53
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Showing 48 changed files with 350 additions and 188 deletions.
diff --git a/aquarium-vr/aquarium-vr.html b/aquarium-vr/aquarium-vr.html
@@ -154,7 +154,12 @@
 }
 </script>
 <script id="texFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 
 varying vec2 v_texCoord;
 uniform vec4 colorMult;
@@ -248,7 +253,12 @@
 
 </script>
 <script id="fishNormalMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -299,7 +309,12 @@
 </script>
 <!-- ===[ fishReflection Shader ]=========================================== -->
 <script id="fishReflectionFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -399,7 +414,12 @@
 
 </script>
 <script id="seaweedFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -465,7 +485,12 @@
 
 </script>
 <script id="diffuseFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -534,7 +559,12 @@
 
 </script>
 <script id="normalMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -615,7 +645,12 @@
 
 </script>
 <script id="reflectionMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -699,7 +734,12 @@
 
 </script>
 <script id="innerRefractionMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -793,7 +833,12 @@
 
 </script>
 <script id="outerRefractionMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;

diff --git a/aquarium/aquarium.html b/aquarium/aquarium.html
@@ -245,7 +245,12 @@
 
 </script>
 <script id="fishNormalMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -296,7 +301,12 @@
 </script>
 <!-- ===[ fishReflection Shader ]=========================================== -->
 <script id="fishReflectionFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -396,7 +406,12 @@
 
 </script>
 <script id="seaweedFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -462,7 +477,12 @@
 
 </script>
 <script id="diffuseFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -531,7 +551,12 @@
 
 </script>
 <script id="normalMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -612,7 +637,12 @@
 
 </script>
 <script id="reflectionMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -696,7 +726,12 @@
 
 </script>
 <script id="innerRefractionMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -790,7 +825,12 @@
 
 </script>
 <script id="outerRefractionMapFragmentShader" type="text/something-not-javascript">
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
+#endif
+
 uniform vec4 lightColor;
 varying vec4 v_position;
 varying vec2 v_texCoord;

diff --git a/blob/blob.html b/blob/blob.html
@@ -305,9 +305,7 @@
 </body>
 
 <script id="spinning_cube_fs" type="x-shader/x-fragment">
-  #ifdef GL_ES
   precision mediump float;
-  #endif
   varying vec4 v_color;
   void main(void) {
     gl_FragColor = v_color;
@@ -330,9 +328,7 @@
 </script>
 
 <script id="marching_cube_fs" type="x-shader/x-fragment">
-  #ifdef GL_ES
   precision mediump float;
-  #endif
   varying vec4 v_color;
   varying vec3 v_normal;
   uniform vec4 u_ambientUp;
@@ -379,9 +375,7 @@
 </script>
 
 <script id="blur_fs" type="text/something-not-javascript">
-  #ifdef GL_ES
   precision mediump float;
-  #endif
   varying vec2 v_texCoord;
   uniform vec2 blurSize;
   uniform vec4 subtract;
@@ -419,9 +413,7 @@
 </script>
 
 <script id="radial_fs" type="text/something-not-javascript">
-  #ifdef GL_ES
   precision mediump float;
-  #endif
   varying vec2 v_texCoord0, v_texCoord1, v_texCoord2, v_texCoord3;
   uniform sampler2D mainSampler;
   uniform float amount;
@@ -436,9 +428,7 @@
 </script>
 
 <script id="copy_fs" type="text/something-not-javascript">
-  #ifdef GL_ES
   precision mediump float;
-  #endif
   varying vec2 v_texCoord;
   uniform sampler2D mainSampler;
   void main() {
@@ -447,9 +437,7 @@
 </script>
 
 <script id="add_fs" type="text/something-not-javascript">
-  #ifdef GL_ES
   precision mediump float;
-  #endif
   varying vec2 v_texCoord;
   uniform sampler2D mainSampler;
   uniform sampler2D secondSampler;

diff --git a/book/book.html b/book/book.html
@@ -12,8 +12,10 @@
 <script src="chrome_book_sim.js"></script>
 
 <script id="shader-fs" type="x-shader/x-fragment"> 
-    #ifdef GL_ES
-    precision mediump float;
+    #ifdef GL_FRAGMENT_PRECISION_HIGH
+      precision highp float;
+    #else
+      precision mediump float;
     #endif
 
     varying vec2 vTextureCoord;

diff --git a/book/extension/book.html b/book/extension/book.html
@@ -14,8 +14,10 @@
 <script src="chrome_book_sim.js"></script>
 
 <script id="shader-fs" type="x-shader/x-fragment"> 
-    #ifdef GL_ES
-    precision mediump float;
+    #ifdef GL_FRAGMENT_PRECISION_HIGH
+      precision highp float;
+    #else
+      precision mediump float;
     #endif
 
     varying vec2 vTextureCoord;

diff --git a/caves/caves.html b/caves/caves.html
@@ -173,8 +173,10 @@
 </body>
 
 <script id="marching_cube_fs" type="x-shader/x-fragment">
-  #ifdef GL_ES
-  precision mediump float;
+  #ifdef GL_FRAGMENT_PRECISION_HIGH
+    precision highp float;
+  #else
+    precision mediump float;
   #endif
 
   uniform vec4 u_ambientUp;

diff --git a/city/city.html b/city/city.html
@@ -1071,9 +1071,7 @@
 }
 </script>
 <script id="constFragmentShader" type="text/something-not-javascript">
-#ifdef GL_ES
 precision mediump float;
-#endif
 void main() {
   gl_FragColor = vec4(0, 0, 0, 1);
 }
@@ -1104,8 +1102,10 @@
 
 </script>
 <script id="diffusePointFragmentShader" type="text/something-not-javascript">
-#ifdef GL_ES
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
 #endif
 varying vec4 v_position;
 varying vec2 v_texCoord;
@@ -1149,9 +1149,7 @@
 
 </script>
 <script id="buildingFragmentShader" type="text/something-not-javascript">
-#ifdef GL_ES
 precision mediump float;
-#endif
 varying vec4 v_position;
 varying vec2 v_texCoord;
 
@@ -1194,9 +1192,7 @@
 
 </script>
 <script id="streetLightFragmentShader" type="text/something-not-javascript">
-#ifdef GL_ES
 precision mediump float;
-#endif
 varying vec4 v_color;
 
 void main() {
@@ -1213,8 +1209,10 @@
 }
 </script>
 <script id="skyboxFragmentShader" type="text/something-not-javascript">
-#ifdef GL_ES
-precision mediump float;
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+  precision highp float;
+#else
+  precision mediump float;
 #endif
 uniform samplerCube skybox;
 uniform mat4 viewDirectionProjectionInverse;