Remove trailing spaces on shaders

examples/shaders/resources/shaders/glsl100/ascii.fs

@@ -58,12 +58,12 @@ void main()
     float gray = GreyScale(cellColor);
 
 	float n =  4096.0;
-    
+
     // Character set from https://www.shadertoy.com/view/lssGDj
     // Create new bitmaps https://thrill-project.com/archiv/coding/bitmap/
     if (gray > 0.2) n = 65600.0;    // :
 	if (gray > 0.3) n = 18725316.0; // v
-	if (gray > 0.4) n = 15255086.0; // o 
+	if (gray > 0.4) n = 15255086.0; // o
 	if (gray > 0.5) n = 13121101.0; // &
 	if (gray > 0.6) n = 15252014.0; // 8
 	if (gray > 0.7) n = 13195790.0; // @

examples/shaders/resources/shaders/glsl100/deferred_shading.vs

@@ -12,5 +12,5 @@ void main()
     fragTexCoord = vertexTexCoord;
 
     // Calculate final vertex position
-    gl_Position = vec4(vertexPosition, 1.0);    
+    gl_Position = vec4(vertexPosition, 1.0);
 }

examples/shaders/resources/shaders/glsl100/depth_write.fs

@@ -1,5 +1,5 @@
 #version 100
-#extension GL_EXT_frag_depth : enable          
+#extension GL_EXT_frag_depth : enable
 
 precision mediump float;
 
@@ -14,7 +14,7 @@ uniform vec4 colDiffuse;
 void main()
 {
     vec4 texelColor = texture2D(texture0, fragTexCoord);
-    
+
     gl_FragColor = texelColor*colDiffuse*fragColor;
     gl_FragDepthEXT = 1.0 - gl_FragCoord.z;
 }

examples/shaders/resources/shaders/glsl100/gbuffer.fs

@@ -24,13 +24,13 @@ void main()
 {
     // Store the fragment position vector in the first gbuffer texture
     //gPosition = fragPosition;
-    
+
     // Store the per-fragment normals into the gbuffer
     //gNormal = normalize(fragNormal);
-    
+
     // Store the diffuse per-fragment color
     gl_FragColor.rgb = texture2D(texture0, fragTexCoord).rgb;
-    
+
     // Store specular intensity in gAlbedoSpec's alpha component
     gl_FragColor.a = texture2D(specularTexture, fragTexCoord).r;
 }

examples/shaders/resources/shaders/glsl100/gbuffer.vs

@@ -48,7 +48,7 @@ void main()
 {
     // Calculate vertex attributes for fragment shader
     vec4 worldPos = matModel*vec4(vertexPosition, 1.0);
-    fragPosition = worldPos.xyz; 
+    fragPosition = worldPos.xyz;
     fragTexCoord = vertexTexCoord;
     fragColor = vertexColor;
 

examples/shaders/resources/shaders/glsl100/hybrid_raster.fs

@@ -1,7 +1,7 @@
 #version 100
 
 #extension GL_EXT_frag_depth : enable   // Extension required for writing depth
-       
+
 precision mediump float;                // Precision required for OpenGL ES2 (WebGL)
 
 varying vec2 fragTexCoord;

examples/shaders/resources/shaders/glsl100/hybrid_raymarch.fs

@@ -32,12 +32,12 @@ float sdHorseshoe(in vec3 p, in vec2 c, in float r, in float le, vec2 w)
 {
     p.x = abs(p.x);
     float l = length(p.xy);
-    p.xy = mat2(-c.x, c.y, 
+    p.xy = mat2(-c.x, c.y,
               c.y, c.x)*p.xy;
     p.xy = vec2((p.y>0.0 || p.x>0.0)?p.x:l*sign(-c.x),
                 (p.x>0.0)?p.y:l);
     p.xy = vec2(p.x,abs(p.y-r))-vec2(le,0.0);
-    
+
     vec2 q = vec2(length(max(p.xy,0.0)) + min(0.0,max(p.x,p.y)),p.z);
     vec2 d = abs(q) - w;
     return min(max(d.x,d.y),0.0) + length(max(d,0.0));
@@ -56,9 +56,9 @@ float sdSixWayCutHollowSphere(vec3 p, float r, float h, float t)
     }
 
     vec2 q = vec2(length(ap.yz), ap.x);
-    
+
     float w = sqrt(r*r-h*h);
-    
+
     return ((h*q.x<w*q.y) ? length(q-vec2(w,h)) : abs(length(q)-r)) - t;
 }
 
@@ -110,8 +110,8 @@ vec2 raycast(in vec3 ro, in vec3 rd)
         if (t>tmax) break;
         vec2 h = map(ro+rd*t);
         if (abs(h.x) < (0.0001*t))
-        { 
-            res = vec2(t,h.y); 
+        {
+            res = vec2(t,h.y);
             break;
         }
         t += h.x;
@@ -146,9 +146,9 @@ float calcSoftshadow(in vec3 ro, in vec3 rd, in float mint, in float tmax)
 vec3 calcNormal(in vec3 pos)
 {
     vec2 e = vec2(1.0,-1.0)*0.5773*0.0005;
-    return normalize(e.xyy*map(pos + e.xyy).x + 
-                     e.yyx*map(pos + e.yyx).x + 
-                     e.yxy*map(pos + e.yxy).x + 
+    return normalize(e.xyy*map(pos + e.xyy).x +
+                     e.yyx*map(pos + e.yyx).x +
+                     e.yxy*map(pos + e.yxy).x +
                      e.xxx*map(pos + e.xxx).x);
 }
 
@@ -176,15 +176,15 @@ float checkersGradBox(in vec2 p)
     // analytical integral (box filter)
     vec2 i = 2.0*(abs(fract((p-0.5*w)*0.5)-0.5)-abs(fract((p+0.5*w)*0.5)-0.5))/w;
     // xor pattern
-    return 0.5 - 0.5*i.x*i.y;                  
+    return 0.5 - 0.5*i.x*i.y;
 }
 
 // https://www.shadertoy.com/view/tdS3DG
 vec4 render(in vec3 ro, in vec3 rd)
-{ 
+{
     // background
     vec3 col = vec3(0.7, 0.7, 0.9) - max(rd.y,0.0)*0.3;
-    
+
     // raycast scene
     vec2 res = raycast(ro,rd);
     float t = res.x;
@@ -194,11 +194,11 @@ vec4 render(in vec3 ro, in vec3 rd)
         vec3 pos = ro + t*rd;
         vec3 nor = (m<1.5) ? vec3(0.0,1.0,0.0) : calcNormal(pos);
         vec3 ref = reflect(rd, nor);
-        
-        // material        
+
+        // material
         col = 0.2 + 0.2*sin(m*2.0 + vec3(0.0,1.0,2.0));
         float ks = 1.0;
-        
+
         if (m<1.5)
         {
             float f = checkersGradBox(3.0*pos.xz);
@@ -208,7 +208,7 @@ vec4 render(in vec3 ro, in vec3 rd)
 
         // lighting
         float occ = calcAO(pos, nor);
-        
+
         vec3 lin = vec3(0.0);
 
         // sun
@@ -249,7 +249,7 @@ vec4 render(in vec3 ro, in vec3 rd)
                   dif *= occ;
             lin += col*0.25*dif*vec3(1.00,1.00,1.00);
         }
-        
+
         col = lin;
 
         col = mix(col, vec3(0.7,0.7,0.9), 1.0-exp(-0.0001*t*t*t));
@@ -289,7 +289,7 @@ void main()
         color = res.xyz;
         depth = CalcDepth(rd,res.w);
     }
-    
+
     gl_FragColor = vec4(color , 1.0);
     gl_FragDepthEXT = depth;
 }

examples/shaders/resources/shaders/glsl100/mandelbrot_set.fs

@@ -48,7 +48,7 @@ void main()
             float normR = float(iter - (iter/55)*55)/55.0;
             float normG = float(iter - (iter/69)*69)/69.0;
             float normB = float(iter - (iter/40)*40)/40.0;
-        
+
             gl_FragColor = vec4(sin(normR*PI), sin(normG*PI), sin(normB*PI), 1.0);
             return;
         }

examples/shaders/resources/shaders/glsl100/palette_switch.fs

@@ -21,7 +21,7 @@ void main()
     // Convert the (normalized) texel color RED component (GB would work, too)
     // to the palette index by scaling up from [0..1] to [0..255]
     int index = int(texelColor.r*255.0);
-    
+
     ivec3 color = ivec3(0);
 
     // NOTE: On GLSL 100 we are not allowed to index a uniform array by a variable value,
@@ -34,7 +34,7 @@ void main()
     else if (index == 5) color = palette[5];
     else if (index == 6) color = palette[6];
     else if (index == 7) color = palette[7];
-    
+
     //gl_FragColor = texture2D(palette, texelColor.xy); // Alternative to ivec3
 
     // Calculate final fragment color. Note that the palette color components

examples/shaders/resources/shaders/glsl100/pbr.fs

@@ -83,11 +83,11 @@ vec3 ComputePBR()
 {
     vec3 albedo = texture2D(albedoMap, vec2(fragTexCoord.x*tiling.x + offset.x, fragTexCoord.y*tiling.y + offset.y)).rgb;
     albedo = vec3(albedoColor.x*albedo.x, albedoColor.y*albedo.y, albedoColor.z*albedo.z);
-    
+
     float metallic = clamp(metallicValue, 0.0, 1.0);
     float roughness = clamp(roughnessValue, 0.0, 1.0);
     float ao = clamp(aoValue, 0.0, 1.0);
-    
+
     if (useTexMRA == 1)
     {
         vec4 mra = texture2D(mraMap, vec2(fragTexCoord.x*tiling.x + offset.x, fragTexCoord.y*tiling.y + offset.y));
@@ -132,18 +132,18 @@ vec3 ComputePBR()
         vec3 F = SchlickFresnel(hDotV, baseRefl);       // Fresnel proportion of specular reflectance
 
         vec3 spec = (D*G*F)/(4.0*nDotV*nDotL);
-        
+
         // Difuse and spec light can't be above 1.0
         // kD = 1.0 - kS  diffuse component is equal 1.0 - spec comonent
         vec3 kD = vec3(1.0) - F;
-        
+
         // Mult kD by the inverse of metallnes, only non-metals should have diffuse light
         kD *= 1.0 - metallic;
         lightAccum += ((kD*albedo.rgb/PI + spec)*radiance*nDotL)*float(lights[i].enabled); // Angle of light has impact on result
     }
-    
+
     vec3 ambientFinal = (ambientColor + albedo)*ambient*0.5;
-    
+
     return (ambientFinal + lightAccum*ao + emissive);
 }
 
@@ -153,7 +153,7 @@ void main()
 
     // HDR tonemapping
     color = pow(color, color + vec3(1.0));
-    
+
     // Gamma correction
     color = pow(color, vec3(1.0/2.2));
 

examples/shaders/resources/shaders/glsl100/shadowmap.fs

@@ -60,7 +60,7 @@ void main()
     float bias = max(0.0008*(1.0 - dot(normal, l)), 0.00008);
     int shadowCounter = 0;
     const int numSamples = 9;
-    
+
     // PCF (percentage-closer filtering) algorithm:
     // Instead of testing if just one point is closer to the current point,
     // we test the surrounding points as well
@@ -74,7 +74,7 @@ void main()
             if (curDepth - bias > sampleDepth) shadowCounter++;
         }
     }
-    
+
     finalColor = mix(finalColor, vec4(0, 0, 0, 1), float(shadowCounter)/float(numSamples));
 
     // Add ambient lighting whether in shadow or not

examples/shaders/resources/shaders/glsl120/ascii.fs

@@ -56,12 +56,12 @@ void main()
     float gray = GreyScale(cellColor);
 
 	float n =  4096.0;
-    
+
     // Character set from https://www.shadertoy.com/view/lssGDj
     // Create new bitmaps https://thrill-project.com/archiv/coding/bitmap/
     if (gray > 0.2) n = 65600.0;    // :
 	if (gray > 0.3) n = 18725316.0; // v
-	if (gray > 0.4) n = 15255086.0; // o 
+	if (gray > 0.4) n = 15255086.0; // o
 	if (gray > 0.5) n = 13121101.0; // &
 	if (gray > 0.6) n = 15252014.0; // 8
 	if (gray > 0.7) n = 13195790.0; // @

examples/shaders/resources/shaders/glsl120/deferred_shading.vs

@@ -12,5 +12,5 @@ void main()
     fragTexCoord = vertexTexCoord;
 
     // Calculate final vertex position
-    gl_Position = vec4(vertexPosition, 1.0);    
+    gl_Position = vec4(vertexPosition, 1.0);
 }

examples/shaders/resources/shaders/glsl120/depth_write.fs

@@ -1,6 +1,6 @@
 #version 120
 
-#extension GL_EXT_frag_depth : enable          
+#extension GL_EXT_frag_depth : enable
 
 varying vec2 fragTexCoord;
 varying vec4 fragColor;
@@ -11,7 +11,7 @@ uniform vec4 colDiffuse;
 void main()
 {
     vec4 texelColor = texture2D(texture0, fragTexCoord);
-    
+
     gl_FragColor = texelColor*colDiffuse*fragColor;
     gl_FragDepthEXT = 1.0 - gl_FragCoord.z;
 }

examples/shaders/resources/shaders/glsl120/gbuffer.fs

@@ -22,13 +22,13 @@ void main()
 {
     // Store the fragment position vector in the first gbuffer texture
     //gPosition = fragPosition;
-    
+
     // Store the per-fragment normals into the gbuffer
     //gNormal = normalize(fragNormal);
-    
+
     // Store the diffuse per-fragment color
     gl_FragColor.rgb = texture2D(texture0, fragTexCoord).rgb;
-    
+
     // Store specular intensity in gAlbedoSpec's alpha component
     gl_FragColor.a = texture2D(specularTexture, fragTexCoord).r;
 }

examples/shaders/resources/shaders/glsl120/gbuffer.vs

@@ -48,7 +48,7 @@ void main()
 {
     // Calculate vertex attributes for fragment shader
     vec4 worldPos = matModel*vec4(vertexPosition, 1.0);
-    fragPosition = worldPos.xyz; 
+    fragPosition = worldPos.xyz;
     fragTexCoord = vertexTexCoord;
     fragColor = vertexColor;
 

examples/shaders/resources/shaders/glsl120/hybrid_raster.fs

@@ -1,6 +1,6 @@
 #version 120
 
-#extension GL_EXT_frag_depth : enable   // Extension required for writing depth         
+#extension GL_EXT_frag_depth : enable   // Extension required for writing depth
 
 varying vec2 fragTexCoord;
 varying vec4 fragColor;

examples/shaders/resources/shaders/glsl120/hybrid_raymarch.fs

@@ -30,12 +30,12 @@ float sdHorseshoe(in vec3 p, in vec2 c, in float r, in float le, vec2 w)
 {
     p.x = abs(p.x);
     float l = length(p.xy);
-    p.xy = mat2(-c.x, c.y, 
+    p.xy = mat2(-c.x, c.y,
               c.y, c.x)*p.xy;
     p.xy = vec2((p.y>0.0 || p.x>0.0)?p.x:l*sign(-c.x),
                 (p.x>0.0)?p.y:l);
     p.xy = vec2(p.x,abs(p.y-r))-vec2(le,0.0);
-    
+
     vec2 q = vec2(length(max(p.xy,0.0)) + min(0.0,max(p.x,p.y)),p.z);
     vec2 d = abs(q) - w;
     return min(max(d.x,d.y),0.0) + length(max(d,0.0));
@@ -54,9 +54,9 @@ float sdSixWayCutHollowSphere(vec3 p, float r, float h, float t)
     }
 
     vec2 q = vec2(length(ap.yz), ap.x);
-    
+
     float w = sqrt(r*r-h*h);
-    
+
     return ((h*q.x<w*q.y) ? length(q-vec2(w,h)) : abs(length(q)-r)) - t;
 }
 
@@ -108,8 +108,8 @@ vec2 raycast(in vec3 ro, in vec3 rd)
         if (t>tmax) break;
         vec2 h = map(ro+rd*t);
         if (abs(h.x) < (0.0001*t))
-        { 
-            res = vec2(t,h.y); 
+        {
+            res = vec2(t,h.y);
             break;
         }
         t += h.x;
@@ -144,9 +144,9 @@ float calcSoftshadow(in vec3 ro, in vec3 rd, in float mint, in float tmax)
 vec3 calcNormal(in vec3 pos)
 {
     vec2 e = vec2(1.0, -1.0)*0.5773*0.0005;
-    return normalize(e.xyy*map(pos + e.xyy).x + 
-                     e.yyx*map(pos + e.yyx).x + 
-                     e.yxy*map(pos + e.yxy).x + 
+    return normalize(e.xyy*map(pos + e.xyy).x +
+                     e.yyx*map(pos + e.yyx).x +
+                     e.yxy*map(pos + e.yxy).x +
                      e.xxx*map(pos + e.xxx).x);
 }
 
@@ -174,15 +174,15 @@ float checkersGradBox(in vec2 p)
     // analytical integral (box filter)
     vec2 i = 2.0*(abs(fract((p-0.5*w)*0.5)-0.5)-abs(fract((p+0.5*w)*0.5)-0.5))/w;
     // xor pattern
-    return 0.5 - 0.5*i.x*i.y;                  
+    return 0.5 - 0.5*i.x*i.y;
 }
 
 // https://www.shadertoy.com/view/tdS3DG
 vec4 render(in vec3 ro, in vec3 rd)
-{ 
+{
     // background
     vec3 col = vec3(0.7, 0.7, 0.9) - max(rd.y,0.0)*0.3;
-    
+
     // raycast scene
     vec2 res = raycast(ro,rd);
     float t = res.x;
@@ -192,11 +192,11 @@ vec4 render(in vec3 ro, in vec3 rd)
         vec3 pos = ro + t*rd;
         vec3 nor = (m<1.5) ? vec3(0.0,1.0,0.0) : calcNormal(pos);
         vec3 ref = reflect(rd, nor);
-        
-        // material        
+
+        // material
         col = 0.2 + 0.2*sin(m*2.0 + vec3(0.0,1.0,2.0));
         float ks = 1.0;
-        
+
         if (m<1.5)
         {
             float f = checkersGradBox(3.0*pos.xz);
@@ -206,7 +206,7 @@ vec4 render(in vec3 ro, in vec3 rd)
 
         // lighting
         float occ = calcAO(pos, nor);
-        
+
         vec3 lin = vec3(0.0);
 
         // sun
@@ -247,7 +247,7 @@ vec4 render(in vec3 ro, in vec3 rd)
                   dif *= occ;
             lin += col*0.25*dif*vec3(1.00,1.00,1.00);
         }
-        
+
         col = lin;
 
         col = mix(col, vec3(0.7,0.7,0.9), 1.0-exp(-0.0001*t*t*t));

examples/shaders/resources/shaders/glsl120/pbr.fs

@@ -81,11 +81,11 @@ vec3 ComputePBR()
 {
     vec3 albedo = texture2D(albedoMap, vec2(fragTexCoord.x*tiling.x + offset.x, fragTexCoord.y*tiling.y + offset.y)).rgb;
     albedo = vec3(albedoColor.x*albedo.x, albedoColor.y*albedo.y, albedoColor.z*albedo.z);
-    
+
     float metallic = clamp(metallicValue, 0.0, 1.0);
     float roughness = clamp(roughnessValue, 0.0, 1.0);
     float ao = clamp(aoValue, 0.0, 1.0);
-    
+
     if (useTexMRA == 1)
     {
         vec4 mra = texture2D(mraMap, vec2(fragTexCoord.x*tiling.x + offset.x, fragTexCoord.y*tiling.y + offset.y));
@@ -130,18 +130,18 @@ vec3 ComputePBR()
         vec3 F = SchlickFresnel(hDotV, baseRefl);       // Fresnel proportion of specular reflectance
 
         vec3 spec = (D*G*F)/(4.0*nDotV*nDotL);
-        
+
         // Difuse and spec light can't be above 1.0
         // kD = 1.0 - kS  diffuse component is equal 1.0 - spec comonent
         vec3 kD = vec3(1.0) - F;
-        
+
         // Mult kD by the inverse of metallnes, only non-metals should have diffuse light
         kD *= 1.0 - metallic;
         lightAccum += ((kD*albedo.rgb/PI + spec)*radiance*nDotL)*float(lights[i].enabled); // Angle of light has impact on result
     }
-    
+
     vec3 ambientFinal = (ambientColor + albedo)*ambient*0.5;
-    
+
     return (ambientFinal + lightAccum*ao + emissive);
 }
 
@@ -151,7 +151,7 @@ void main()
 
     // HDR tonemapping
     color = pow(color, color + vec3(1.0));
-    
+
     // Gamma correction
     color = pow(color, vec3(1.0/2.2));
 

examples/shaders/resources/shaders/glsl120/shadowmap.fs

@@ -58,7 +58,7 @@ void main()
     float bias = max(0.0008*(1.0 - dot(normal, l)), 0.00008);
     int shadowCounter = 0;
     const int numSamples = 9;
-    
+
     // PCF (percentage-closer filtering) algorithm:
     // Instead of testing if just one point is closer to the current point,
     // we test the surrounding points as well
@@ -72,7 +72,7 @@ void main()
             if (curDepth - bias > sampleDepth) shadowCounter++;
         }
     }
-    
+
     finalColor = mix(finalColor, vec4(0, 0, 0, 1), float(shadowCounter)/float(numSamples));
 
     // Add ambient lighting whether in shadow or not