Vertex shaders optimization

examples/resources/shaders/base.vs

@@ -6,8 +6,7 @@ in vec3 vertexNormal;
 
 out vec2 fragTexCoord;
 
-uniform mat4 projectionMatrix;
-uniform mat4 modelviewMatrix;
+uniform mat4 mvpMatrix;
 
 // NOTE: Add here your custom variables 
 
@@ -15,5 +14,5 @@ void main()
 {
     fragTexCoord = vertexTexCoord;
     
-    gl_Position = projectionMatrix*modelviewMatrix*vec4(vertexPosition, 1.0);
+    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
 }

examples/resources/shaders/bloom.fs

@@ -5,7 +5,7 @@ in vec2 fragTexCoord;
 out vec4 fragColor;
 
 uniform sampler2D texture0;
-uniform vec4 tintColor;
+uniform vec4 fragTintColor;
 
 // NOTE: Add here your custom variables
 

examples/resources/shaders/grayscale.fs

@@ -5,16 +5,16 @@ in vec2 fragTexCoord;
 out vec4 fragColor;
 
 uniform sampler2D texture0;
-uniform vec4 tintColor;
+uniform vec4 fragTintColor;
 
 // NOTE: Add here your custom variables
 
 void main()
 {
-    vec4 base = texture2D(texture0, fragTexCoord)*tintColor;
+    vec4 base = texture2D(texture0, fragTexCoord)*fragTintColor;
     
     // Convert to grayscale using NTSC conversion weights
     float gray = dot(base.rgb, vec3(0.299, 0.587, 0.114));
     
-    fragColor = vec4(gray, gray, gray, tintColor.a);
+    fragColor = vec4(gray, gray, gray, fragTintColor.a);
 }

examples/resources/shaders/phong.fs

@@ -6,7 +6,7 @@ in vec3 fragNormal;
 
 // Diffuse data
 uniform sampler2D texture0;
-uniform vec4 tintColor;
+uniform vec4 fragTintColor;
 
 // Light attributes
 uniform vec3 light_ambientColor = vec3(0.6, 0.3, 0);

examples/resources/shaders/phong.vs

@@ -6,8 +6,8 @@ in vec2 vertexTexCoord;
 in vec3 vertexNormal;
 
 // Projection and model data
-uniform mat4 projectionMatrix;
-uniform mat4 modelviewMatrix;
+uniform mat4 mvpMatrix;
+
 uniform mat4 modelMatrix;
 
 // Attributes to fragment shader

examples/resources/shaders/shapes_base.vs

@@ -4,16 +4,15 @@ attribute vec3 vertexPosition;
 attribute vec2 vertexTexCoord;
 attribute vec4 vertexColor;
 
-uniform mat4 projectionMatrix;
-uniform mat4 modelviewMatrix;
+uniform mat4 mvpMatrix;
 
 varying vec2 fragTexCoord;
-varying vec4 fragColor;
+varying vec4 fragTintColor;
 
 void main()
 {
     fragTexCoord = vertexTexCoord;
-    fragColor = vertexColor;
+    fragTintColor = vertexColor;
     
-    gl_Position = projectionMatrix*modelviewMatrix*vec4(vertexPosition, 1.0);
+    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
 }

examples/resources/shaders/shapes_grayscale.fs

@@ -2,11 +2,11 @@
 
 uniform sampler2D texture0;
 varying vec2 fragTexCoord;
-varying vec4 fragColor;
+varying vec4 fragTintColor;
 
 void main()
 {
-    vec4 base = texture2D(texture0, fragTexCoord)*fragColor;
+    vec4 base = texture2D(texture0, fragTexCoord)*fragTintColor;
 
     // Convert to grayscale using NTSC conversion weights
     float gray = dot(base.rgb, vec3(0.299, 0.587, 0.114));

examples/resources/shaders/swirl.fs

@@ -5,7 +5,7 @@ in vec2 fragTexCoord;
 out vec4 fragColor;
 
 uniform sampler2D texture0;
-uniform vec4 tintColor;
+uniform vec4 fragTintColor;
 
 // NOTE: Add here your custom variables