REVIEWED: Examples for automation processes

examples/core/core_vr_simulator.c

@@ -61,7 +61,7 @@ int main(void)
     VrStereoConfig config = LoadVrStereoConfig(device);
 
     // Distortion shader (uses device lens distortion and chroma)
-    Shader distortion = LoadShader(0, TextFormat("resources/distortion%i.fs", GLSL_VERSION));
+    Shader distortion = LoadShader(0, TextFormat("resources/shaders/glsl%i/distortion.fs", GLSL_VERSION));
 
     // Update distortion shader with lens and distortion-scale parameters
     SetShaderValue(distortion, GetShaderLocation(distortion, "leftLensCenter"),

examples/core/resources/shaders/glsl100/distortion.fs

@@ -0,0 +1,52 @@
+#version 100
+
+precision mediump float;
+
+// Input vertex attributes (from vertex shader)
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// NOTE: Add your custom variables here
+uniform vec2 leftLensCenter;
+uniform vec2 rightLensCenter;
+uniform vec2 leftScreenCenter;
+uniform vec2 rightScreenCenter;
+uniform vec2 scale;
+uniform vec2 scaleIn;
+uniform vec4 deviceWarpParam;
+uniform vec4 chromaAbParam;
+
+void main()
+{
+    // Compute lens distortion
+    vec2 lensCenter = fragTexCoord.x < 0.5? leftLensCenter : rightLensCenter;
+    vec2 screenCenter = fragTexCoord.x < 0.5? leftScreenCenter : rightScreenCenter;
+    vec2 theta = (fragTexCoord - lensCenter)*scaleIn;
+    float rSq = theta.x*theta.x + theta.y*theta.y;
+    vec2 theta1 = theta*(deviceWarpParam.x + deviceWarpParam.y*rSq + deviceWarpParam.z*rSq*rSq + deviceWarpParam.w*rSq*rSq*rSq);
+    vec2 thetaBlue = theta1*(chromaAbParam.z + chromaAbParam.w*rSq);
+    vec2 tcBlue = lensCenter + scale*thetaBlue;
+
+    if (any(bvec2(clamp(tcBlue, screenCenter - vec2(0.25, 0.5), screenCenter + vec2(0.25, 0.5)) - tcBlue)))
+    {
+        // Set black fragment for everything outside the lens border
+        gl_FragColor = vec4(0.0, 0.0, 0.0, 1.0);
+    }
+    else
+    {
+        // Compute color chroma aberration
+        float blue = texture2D(texture0, tcBlue).b;
+        vec2 tcGreen = lensCenter + scale*theta1;
+        float green = texture2D(texture0, tcGreen).g;
+
+        vec2 thetaRed = theta1*(chromaAbParam.x + chromaAbParam.y*rSq);
+        vec2 tcRed = lensCenter + scale*thetaRed;
+
+        float red = texture2D(texture0, tcRed).r;
+        gl_FragColor = vec4(red, green, blue, 1.0);
+    }
+}

examples/core/resources/shaders/glsl330/distortion.fs

@@ -0,0 +1,53 @@
+#version 330
+
+// Input vertex attributes (from vertex shader)
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// Output fragment color
+out vec4 finalColor;
+
+// NOTE: Add your custom variables here
+uniform vec2 leftLensCenter = vec2(0.288, 0.5);
+uniform vec2 rightLensCenter = vec2(0.712, 0.5);
+uniform vec2 leftScreenCenter = vec2(0.25, 0.5);
+uniform vec2 rightScreenCenter = vec2(0.75, 0.5);
+uniform vec2 scale = vec2(0.25, 0.45);
+uniform vec2 scaleIn = vec2(4, 2.2222);
+uniform vec4 deviceWarpParam = vec4(1, 0.22, 0.24, 0);
+uniform vec4 chromaAbParam = vec4(0.996, -0.004, 1.014, 0.0);
+
+void main()
+{
+    // Compute lens distortion
+    vec2 lensCenter = fragTexCoord.x < 0.5? leftLensCenter : rightLensCenter;
+    vec2 screenCenter = fragTexCoord.x < 0.5? leftScreenCenter : rightScreenCenter;
+    vec2 theta = (fragTexCoord - lensCenter)*scaleIn;
+    float rSq = theta.x*theta.x + theta.y*theta.y;
+    vec2 theta1 = theta*(deviceWarpParam.x + deviceWarpParam.y*rSq + deviceWarpParam.z*rSq*rSq + deviceWarpParam.w*rSq*rSq*rSq);
+    vec2 thetaBlue = theta1*(chromaAbParam.z + chromaAbParam.w*rSq);
+    vec2 tcBlue = lensCenter + scale*thetaBlue;
+
+    if (any(bvec2(clamp(tcBlue, screenCenter - vec2(0.25, 0.5), screenCenter + vec2(0.25, 0.5)) - tcBlue)))
+    {
+        // Set black fragment for everything outside the lens border
+        finalColor = vec4(0.0, 0.0, 0.0, 1.0);
+    }
+    else
+    {
+        // Compute color chroma aberration
+        float blue = texture(texture0, tcBlue).b;
+        vec2 tcGreen = lensCenter + scale*theta1;
+        float green = texture(texture0, tcGreen).g;
+
+        vec2 thetaRed = theta1*(chromaAbParam.x + chromaAbParam.y*rSq);
+        vec2 tcRed = lensCenter + scale*thetaRed;
+
+        float red = texture(texture0, tcRed).r;
+        finalColor = vec4(red, green, blue, 1.0);
+    }
+}

examples/models/models_mesh_generation.c

@@ -48,16 +48,7 @@ int main(void)
     models[7] = LoadModelFromMesh(GenMeshPoly(5, 2.0f));
     models[8] = LoadModelFromMesh(GenMeshCustom());
     
-    // Generated meshes could be exported as .obj files
+    // NOTE: Generated meshes could be exported using ExportMesh()
-    //ExportMesh(models[0].meshes[0], "plane.obj");
-    //ExportMesh(models[1].meshes[0], "cube.obj");
-    //ExportMesh(models[2].meshes[0], "sphere.obj");
-    //ExportMesh(models[3].meshes[0], "hemisphere.obj");
-    //ExportMesh(models[4].meshes[0], "cylinder.obj");
-    //ExportMesh(models[5].meshes[0], "torus.obj");
-    //ExportMesh(models[6].meshes[0], "knot.obj");
-    //ExportMesh(models[7].meshes[0], "poly.obj");
-    //ExportMesh(models[8].meshes[0], "custom.obj");
 
     // Set checked texture as default diffuse component for all models material
     for (int i = 0; i < NUM_MODELS; i++) models[i].materials[0].maps[MATERIAL_MAP_DIFFUSE].texture = texture;