Skin shader

Normand Briere

2017-05-07 314b34423070cf127464da79a53cddf6b1c38587

 CameraPane.java
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@@ -2000,10 +2000,12 @@
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          */
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     TextureData ReduceTexture(TextureData texturedata, int resolution) // String name)
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     {
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+        int pixelformat = texturedata.getPixelFormat();
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+        
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         int stride = 1;
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-        if (texturedata.getPixelFormat() == GetGL().GL_RGB || texturedata.getPixelFormat() == GetGL().GL_BGR) // || texturedata.getPixelFormat() == GL.GL_LUMINANCE)
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+        if (pixelformat == GetGL().GL_RGB || pixelformat == GetGL().GL_BGR) // || texturedata.getPixelFormat() == GL.GL_LUMINANCE)
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             stride = 3;
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-        if (texturedata.getPixelFormat() == GetGL().GL_RGBA || texturedata.getPixelFormat() == GetGL().GL_BGRA) // || texturedata.getPixelFormat() == GL.GL_LUMINANCE_ALPHA)
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+        if (pixelformat == GetGL().GL_RGBA || pixelformat == GetGL().GL_BGRA) // || texturedata.getPixelFormat() == GL.GL_LUMINANCE_ALPHA)
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             stride = 4;
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         int width = texturedata.getWidth();
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@@ -7590,7 +7592,8 @@
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     float[] options1 = new float[]{1000, 0.00001f, 20, 0, 0}; // focus, aperture, Shadow blur, aniso, anisoV
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     float[] options2 = new float[]{0, 1, 0, 0}; // fog density, intensity, elevation
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-    float[] options3 = new float[]{1, 1, 1, 1}; // fog color. image intensity
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+    float[] options3 = new float[]{1, 1, 1, 0}; // fog color
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+    float[] options4 = new float[]{1, 0, 1, 0}; // image intensity, subsurface, lightsheen
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     static int imagecount = 0; // movie generation
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@@ -7923,7 +7926,7 @@
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             if (!BOXMODE)
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             {
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-                System.out.println("image: " + fullname + " (" + (GrafreeD.wav.cursor / 735 / 4) + ")");
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+                System.out.println("image: " + fullname + " (wav cursor=" + (GrafreeD.wav.cursor / 735 / 4) + ")");
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             }
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             if (!BOXMODE)
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@@ -8784,7 +8787,7 @@
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             if (!IsFrozen())
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             {
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                 // dec 2012
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-                if (!(!flash && !lightMode && drawMode == DEFAULT && ANTIALIAS > 0))
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+                if (!ambientOcclusion && !(!flash && !lightMode && drawMode == DEFAULT && ANTIALIAS > 0))
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                 {
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             framecount++;
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                     shadowbuffer.display();
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@@ -9379,6 +9382,7 @@
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         gl.glProgramEnvParameter4fvARB(gl.GL_FRAGMENT_PROGRAM_ARB, 63, options2, 0);
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         gl.glProgramEnvParameter4fvARB(gl.GL_FRAGMENT_PROGRAM_ARB, 62, options3, 0);
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+        gl.glProgramEnvParameter4fvARB(gl.GL_FRAGMENT_PROGRAM_ARB, 61, options4, 0);
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         options2[0] *= renderCamera.Distance();
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@@ -10357,11 +10361,13 @@
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                 "PARAM params6   = program.env[6];" + // bump, noise, borderfade, fog punchthrough
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                 "PARAM params7   = program.env[7];" + // noise power, opacity power
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                 "PARAM options0   = program.env[63];" + // fog density, intensity, elevation
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-                "PARAM options1   = program.env[62];" + // fog rgb color, image intensity
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+                "PARAM options1   = program.env[62];" + // fog rgb color
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+                "PARAM options2   = program.env[61];" + // image intensity, subsurface, lightsheen
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                 "PARAM pointlight   = program.env[127];" + // ...
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                 "PARAM zero     = { 0.0, 0.0, 0.0, 0.0 };" +
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                 "PARAM halfhalf = { 0.25, 0.25, 0.25, 1.0 };" +
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                 "PARAM half     = { 0.5, 0.5, 0.5, 1.0 };" +
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+                "PARAM threequarter = { 0.75, 0.75, 0.75, 1.0 };" +
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                 "PARAM two      = { 2.0, 2.0, 2.0, 1.0 };" +
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                 "PARAM ten      = { 10, 10, 10, 1.0 };" +
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                 "PARAM one3rd  = { 0.5, 0.33333333333, 0.333333333, 1.0 };" +
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@@ -10422,6 +10428,10 @@
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                 "TEMP R1;" +
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                 "TEMP R2;" +
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                 "TEMP R3;" +
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+                "TEMP min;" +
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+                "TEMP max;" +
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+                "TEMP average;" +
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+                "TEMP saturation;" +
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                 "TEMP keep1;" +
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                 "TEMP keep2;" +
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                 "TEMP keep3;" +
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@@ -10952,10 +10962,40 @@
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                 // skin?
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                 // Saturation for skin
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-                /**/ // c'est ici
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-    (Skinshader?                "DP3 temp.x, final,one;" +
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+                /**/
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+   (Skinshader?
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+                "DP3 average.x, final,one;" +
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+                "MUL average, one3rd.xxxx,average.xxxx;" +
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+
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+                "MIN min.x, final.x,final.y;" +
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+                "MIN min.x, min.x,final.z;" +
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+
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+                "MAX max.x, final.x,final.y;" +
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+                "MAX max.x, max.x,final.z;" +
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+                "MOV max, max.xxxx;" +
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+                
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+                "SUB saturation, max, final;" +
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+                
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+                "ADD temp.x, max.x, one10th.x;" +
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+                "RCP temp.x, temp.x;" +
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+                "MUL temp.x, temp.x, half.x;" +
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+                "MUL saturation, saturation, temp.xxxx;" +
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+                
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+            "DP3 ndotl.x, normald, light;" +
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+            "MAX ndotl.x, ndotl.x, -ndotl.x;" +
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+                
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+                "SUB temp.x, one.x, ndotl.x;" +
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+                "ADD temp.x, temp.x, options2.z;" + // lightsheen
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+                "ADD temp.y, one.y, options2.y;" + // sursurface
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+                "MUL temp.x, temp.x, temp.y;" +
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+                                
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+                "MUL saturation, saturation, temp.xxxx;" +
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+                "SUB_SAT temp, max, saturation;" +
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+/**
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+                "DP3 temp.x, final,one;" +
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                 "MUL R2, one3rd.xxxx,temp.xxxx;" +
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-                "SUB temp, final,R2;" +
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+                "SUB temp, final, R2;" +
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+                  
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             // using light angle
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             "DP3 ndotl.x, normald,light;" +
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             //"SLT ndotl.y, ndotl.x, zero.x;" +
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@@ -10968,7 +11008,6 @@
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             // using light intensity
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             "MOV ndotl.z, R2.x;" +
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             "MUL ndotl.z, ndotl.z, ndotl.z;" + // tuning...
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-                
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 // june 2014
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                 "MAD R1.x, ndotl.z,slope.y,one.x;" +
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 //                "SUB ndotl.x, one.x, ndotl.x;" +
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@@ -10980,6 +11019,7 @@
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 //"MUL R2.y, shadow.x,R2.y;" + // avril 2014
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         "MAD temp.x, R2.y, ndotl.y, temp.x;" + // red shift (skin)
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+/**/
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              //   "ADD final, R2,temp;" +
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                 "MOV final, temp;"
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@@ -11069,7 +11109,7 @@
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                 /**/
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                 // HDR
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                 "MOV temp.z, final.a;" +
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-                "MUL final, final,options1.w;" +
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+                "MUL final, final,options2.x;" +
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                 "MOV final.a, temp.z;" +
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                 /**/
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