Working on examples...

6 files changed, 0 insertions, 804 deletions

diff --git a/examples/shaders/resources/model/lowpoly-tower.obj b/examples/shaders/resources/model/lowpoly-tower.obj
deleted file mode 100644
index ea03a9fc..00000000
--- a/examples/shaders/resources/model/lowpoly-tower.obj
+++ /dev/null
@@ -1,456 +0,0 @@
-# Blender v2.78 (sub 0) OBJ File: 'lowpoly-tower.blend'
-# www.blender.org
-o Grid
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diff --git a/examples/shaders/resources/model/lowpoly-tower.png b/examples/shaders/resources/model/lowpoly-tower.png
deleted file mode 100644
index 7c9239e2..00000000
--- a/examples/shaders/resources/model/lowpoly-tower.png
+++ /dev/null
diff --git a/examples/shaders/resources/shaders/glsl100/standard.fs b/examples/shaders/resources/shaders/glsl100/standard.fs
deleted file mode 100644
index fe604e2a..00000000
--- a/examples/shaders/resources/shaders/glsl100/standard.fs
+++ /dev/null
@@ -1,152 +0,0 @@
-#version 100
-
-precision mediump float;
-
-varying vec3 fragPosition;
-varying vec2 fragTexCoord;
-varying vec4 fragColor;
-varying vec3 fragNormal;
-
-uniform sampler2D texture0;
-uniform sampler2D texture1;
-uniform sampler2D texture2;
-
-uniform vec4 colAmbient;
-uniform vec4 colDiffuse;
-uniform vec4 colSpecular;
-uniform float glossiness;
-
-uniform int useNormal;
-uniform int useSpecular;
-
-uniform mat4 modelMatrix;
-uniform vec3 viewDir;
-
-struct Light {
-    int enabled;
-    int type;
-    vec3 position;
-    vec3 direction;
-    vec4 diffuse;
-    float intensity;
-    float radius;
-    float coneAngle;
-};
-
-const int maxLights = 8;
-uniform Light lights[maxLights];
-
-vec3 ComputeLightPoint(Light l, vec3 n, vec3 v, float s)
-{
-    vec3 surfacePos = vec3(modelMatrix*vec4(fragPosition, 1.0));
-    vec3 surfaceToLight = l.position - surfacePos;
-    
-    // Diffuse shading
-    float brightness = clamp(float(dot(n, surfaceToLight)/(length(surfaceToLight)*length(n))), 0.0, 1.0);
-    float diff = 1.0/dot(surfaceToLight/l.radius, surfaceToLight/l.radius)*brightness*l.intensity;
-    
-    // Specular shading
-    float spec = 0.0;
-    if (diff > 0.0)
-    {
-        vec3 h = normalize(-l.direction + v);
-        spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;
-    }
-    
-    return (diff*l.diffuse.rgb + spec*colSpecular.rgb);
-}
-
-vec3 ComputeLightDirectional(Light l, vec3 n, vec3 v, float s)
-{
-    vec3 lightDir = normalize(-l.direction);
-    
-    // Diffuse shading
-    float diff = clamp(float(dot(n, lightDir)), 0.0, 1.0)*l.intensity;
-    
-    // Specular shading
-    float spec = 0.0;
-    if (diff > 0.0)
-    {
-        vec3 h = normalize(lightDir + v);
-        spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;
-    }
-    
-    // Combine results
-    return (diff*l.intensity*l.diffuse.rgb + spec*colSpecular.rgb);
-}
-
-vec3 ComputeLightSpot(Light l, vec3 n, vec3 v, float s)
-{
-    vec3 surfacePos = vec3(modelMatrix*vec4(fragPosition, 1));
-    vec3 lightToSurface = normalize(surfacePos - l.position);
-    vec3 lightDir = normalize(-l.direction);
-    
-    // Diffuse shading
-    float diff = clamp(float(dot(n, lightDir)), 0.0, 1.0)*l.intensity;
-    
-    // Spot attenuation
-    float attenuation = clamp(float(dot(n, lightToSurface)), 0.0, 1.0);
-    attenuation = dot(lightToSurface, -lightDir);
-    
-    float lightToSurfaceAngle = degrees(acos(attenuation));
-    if (lightToSurfaceAngle > l.coneAngle) attenuation = 0.0;
-    
-    float falloff = (l.coneAngle - lightToSurfaceAngle)/l.coneAngle;
-    
-    // Combine diffuse and attenuation
-    float diffAttenuation = diff*attenuation;
-    
-    // Specular shading
-    float spec = 0.0;
-    if (diffAttenuation > 0.0)
-    {
-        vec3 h = normalize(lightDir + v);
-        spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;
-    }
-    
-    return (falloff*(diffAttenuation*l.diffuse.rgb + spec*colSpecular.rgb));
-}
-
-void main()
-{
-    // Calculate fragment normal in screen space
-    // NOTE: important to multiply model matrix by fragment normal to apply model transformation (rotation and scale)
-    mat3 normalMatrix = mat3(modelMatrix);
-    vec3 normal = normalize(normalMatrix*fragNormal);
-
-    // Normalize normal and view direction vectors
-    vec3 n = normalize(normal);
-    vec3 v = normalize(viewDir);
-
-    // Calculate diffuse texture color fetching
-    vec4 texelColor = texture2D(texture0, fragTexCoord);
-    vec3 lighting = colAmbient.rgb;
-    
-    // Calculate normal texture color fetching or set to maximum normal value by default
-    if (useNormal == 1)
-    {
-        n *= texture2D(texture1, fragTexCoord).rgb;
-        n = normalize(n);
-    }
-    
-    // Calculate specular texture color fetching or set to maximum specular value by default
-    float spec = 1.0;
-    if (useSpecular == 1) spec = texture2D(texture2, fragTexCoord).r;
-    
-    for (int i = 0; i < maxLights; i++)
-    {
-        // Check if light is enabled
-        if (lights[i].enabled == 1)
-        {
-            // Calculate lighting based on light type
-            if(lights[i].type == 0) lighting += ComputeLightPoint(lights[i], n, v, spec);
-            else if(lights[i].type == 1) lighting += ComputeLightDirectional(lights[i], n, v, spec);
-            else if(lights[i].type == 2) lighting += ComputeLightSpot(lights[i], n, v, spec);
-            
-            // NOTE: It seems that too many ComputeLight*() operations inside for loop breaks the shader on RPI
-        }
-    }
-    
-    // Calculate final fragment color
-    gl_FragColor = vec4(texelColor.rgb*lighting*colDiffuse.rgb, texelColor.a*colDiffuse.a);
-}
diff --git a/examples/shaders/resources/shaders/glsl100/standard.vs b/examples/shaders/resources/shaders/glsl100/standard.vs
deleted file mode 100644
index 49c5a3eb..00000000
--- a/examples/shaders/resources/shaders/glsl100/standard.vs
+++ /dev/null
@@ -1,23 +0,0 @@
-#version 100
-
-attribute vec3 vertexPosition;
-attribute vec3 vertexNormal;
-attribute vec2 vertexTexCoord;
-attribute vec4 vertexColor;
-
-varying vec3 fragPosition;
-varying vec2 fragTexCoord;
-varying vec4 fragColor;
-varying vec3 fragNormal;
-
-uniform mat4 mvpMatrix;
-
-void main()
-{
-    fragPosition = vertexPosition;
-    fragTexCoord = vertexTexCoord;
-    fragColor = vertexColor;
-    fragNormal = vertexNormal;
-
-    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
-}
\ No newline at end of file
diff --git a/examples/shaders/resources/shaders/glsl330/standard.fs b/examples/shaders/resources/shaders/glsl330/standard.fs
deleted file mode 100644
index 0d461484..00000000
--- a/examples/shaders/resources/shaders/glsl330/standard.fs
+++ /dev/null
@@ -1,150 +0,0 @@
-#version 330
-
-in vec3 fragPosition;
-in vec2 fragTexCoord;
-in vec4 fragColor;
-in vec3 fragNormal;
-
-out vec4 finalColor;
-
-uniform sampler2D texture0;
-uniform sampler2D texture1;
-uniform sampler2D texture2;
-
-uniform vec4 colAmbient;
-uniform vec4 colDiffuse;
-uniform vec4 colSpecular;
-uniform float glossiness;
-
-uniform int useNormal;
-uniform int useSpecular;
-
-uniform mat4 modelMatrix;
-uniform vec3 viewDir;
-
-struct Light {
-    int enabled;
-    int type;
-    vec3 position;
-    vec3 direction;
-    vec4 diffuse;
-    float intensity;
-    float radius;
-    float coneAngle;
-};
-
-const int maxLights = 8;
-uniform Light lights[maxLights];
-
-vec3 ComputeLightPoint(Light l, vec3 n, vec3 v, float s)
-{
-    vec3 surfacePos = vec3(modelMatrix*vec4(fragPosition, 1));
-    vec3 surfaceToLight = l.position - surfacePos;
-    
-    // Diffuse shading
-    float brightness = clamp(float(dot(n, surfaceToLight)/(length(surfaceToLight)*length(n))), 0.0, 1.0);
-    float diff = 1.0/dot(surfaceToLight/l.radius, surfaceToLight/l.radius)*brightness*l.intensity;
-    
-    // Specular shading
-    float spec = 0.0;
-    if (diff > 0.0)
-    {
-        vec3 h = normalize(-l.direction + v);
-        spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;
-    }
-    
-    return (diff*l.diffuse.rgb + spec*colSpecular.rgb);
-}
-
-vec3 ComputeLightDirectional(Light l, vec3 n, vec3 v, float s)
-{
-    vec3 lightDir = normalize(-l.direction);
-    
-    // Diffuse shading
-    float diff = clamp(float(dot(n, lightDir)), 0.0, 1.0)*l.intensity;
-    
-    // Specular shading
-    float spec = 0.0;
-    if (diff > 0.0)
-    {
-        vec3 h = normalize(lightDir + v);
-        spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;
-    }
-    
-    // Combine results
-    return (diff*l.intensity*l.diffuse.rgb + spec*colSpecular.rgb);
-}
-
-vec3 ComputeLightSpot(Light l, vec3 n, vec3 v, float s)
-{
-    vec3 surfacePos = vec3(modelMatrix*vec4(fragPosition, 1));
-    vec3 lightToSurface = normalize(surfacePos - l.position);
-    vec3 lightDir = normalize(-l.direction);
-    
-    // Diffuse shading
-    float diff = clamp(float(dot(n, lightDir)), 0.0, 1.0)*l.intensity;
-    
-    // Spot attenuation
-    float attenuation = clamp(float(dot(n, lightToSurface)), 0.0, 1.0);
-    attenuation = dot(lightToSurface, -lightDir);
-    
-    float lightToSurfaceAngle = degrees(acos(attenuation));
-    if (lightToSurfaceAngle > l.coneAngle) attenuation = 0.0;
-    
-    float falloff = (l.coneAngle - lightToSurfaceAngle)/l.coneAngle;
-    
-    // Combine diffuse and attenuation
-    float diffAttenuation = diff*attenuation;
-    
-    // Specular shading
-    float spec = 0.0;
-    if (diffAttenuation > 0.0)
-    {
-        vec3 h = normalize(lightDir + v);
-        spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;
-    }
-    
-    return (falloff*(diffAttenuation*l.diffuse.rgb + spec*colSpecular.rgb));
-}
-
-void main()
-{
-    // Calculate fragment normal in screen space
-    // NOTE: important to multiply model matrix by fragment normal to apply model transformation (rotation and scale)
-    mat3 normalMatrix = mat3(modelMatrix);
-    vec3 normal = normalize(normalMatrix*fragNormal);
-
-    // Normalize normal and view direction vectors
-    vec3 n = normalize(normal);
-    vec3 v = normalize(viewDir);
-
-    // Calculate diffuse texture color fetching
-    vec4 texelColor = texture(texture0, fragTexCoord);
-    vec3 lighting = colAmbient.rgb;
-    
-    // Calculate normal texture color fetching or set to maximum normal value by default
-    if (useNormal == 1)
-    {
-        n *= texture(texture1, fragTexCoord).rgb;
-        n = normalize(n);
-    }
-    
-    // Calculate specular texture color fetching or set to maximum specular value by default
-    float spec = 1.0;
-    if (useSpecular == 1) spec = texture(texture2, fragTexCoord).r;
-    
-    for (int i = 0; i < maxLights; i++)
-    {
-        // Check if light is enabled
-        if (lights[i].enabled == 1)
-        {
-            // Calculate lighting based on light type
-            if (lights[i].type == 0) lighting += ComputeLightPoint(lights[i], n, v, spec);
-            else if (lights[i].type == 1) lighting += ComputeLightDirectional(lights[i], n, v, spec);
-            else if (lights[i].type == 2) lighting += ComputeLightSpot(lights[i], n, v, spec);
-        }
-    }
-    
-    // Calculate final fragment color
-    finalColor = vec4(texelColor.rgb*lighting*colDiffuse.rgb, texelColor.a*colDiffuse.a);
-}
diff --git a/examples/shaders/resources/shaders/glsl330/standard.vs b/examples/shaders/resources/shaders/glsl330/standard.vs
deleted file mode 100644
index fc0a5ff4..00000000
--- a/examples/shaders/resources/shaders/glsl330/standard.vs
+++ /dev/null
@@ -1,23 +0,0 @@
-#version 330 
-
-in vec3 vertexPosition;
-in vec3 vertexNormal;
-in vec2 vertexTexCoord;
-in vec4 vertexColor;
-
-out vec3 fragPosition;
-out vec2 fragTexCoord;
-out vec4 fragColor;
-out vec3 fragNormal;
-
-uniform mat4 mvpMatrix;
-
-void main()
-{
-    fragPosition = vertexPosition;
-    fragTexCoord = vertexTexCoord;
-    fragColor = vertexColor;
-    fragNormal = vertexNormal;
-
-    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
-}
\ No newline at end of file