From 7ac1b01c591ed65743676b1181d60eb17c5cb69d Mon Sep 17 00:00:00 2001
From: Normand Briere <nbriere@noware.ca>
Date: Wed, 21 Aug 2019 18:58:52 -0400
Subject: [PATCH] U dir and average.

---
 CameraPane.java |  115 ++++++++++++++++++++++++++++++++++++++++++---------------
 1 files changed, 84 insertions(+), 31 deletions(-)

diff --git a/CameraPane.java b/CameraPane.java
index 3c3d2d0..7370fc9 100644
--- a/CameraPane.java
+++ b/CameraPane.java
@@ -542,7 +542,8 @@
                 LA.vecSub(pv/*.pos*/, rv/*.pos*/, obj.v1);
                 LA.vecCross(obj.v0, obj.v1, obj.v2);
                 LA.vecNormalize(obj.v2);
-                gl.glNormal3f((float) obj.v2.x, (float) obj.v2.y, (float) obj.v2.z);
+                
+                SetGLNormal(gl, (float) obj.v2.x, (float) obj.v2.y, (float) obj.v2.z);
             }
 
             // P
@@ -564,7 +565,7 @@
                 y += ny * obj.NORMALPUSH;
                 z += nz * obj.NORMALPUSH;
                 
-                gl.glNormal3f(nx, ny, nz);
+                SetGLNormal(gl, nx, ny, nz);
             }
             gl.glColor4f(pv.AO, pv.AO, pv.AO, 1);
             SetColor(obj, pv);
@@ -596,7 +597,7 @@
                 y += ny * obj.NORMALPUSH;
                 z += nz * obj.NORMALPUSH;
                 
-                gl.glNormal3f(nx, ny, nz);
+                SetGLNormal(gl, nx, ny, nz);
             }
             //System.out.println("vertexq = " + qv.s + ", " + qv.t);
         //    boolean locked = false;
@@ -644,7 +645,7 @@
                 y += ny * obj.NORMALPUSH;
                 z += nz * obj.NORMALPUSH;
                 
-                gl.glNormal3f(nx, ny, nz);
+                SetGLNormal(gl, nx, ny, nz);
             }
             
         //    if ((dot&4) == 0)
@@ -1250,10 +1251,10 @@
                             {
                                 if (n[count3] != 0 || n[count3 + 1] != 0 || n[count3 + 2] != 0)
                                 {
-                                    gl.glNormal3f(n[count3], n[count3 + 1], n[count3 + 2]);
+                                    SetGLNormal(gl, n[count3], n[count3 + 1], n[count3 + 2]);
                                 } else
                                 {
-                                    gl.glNormal3f(0, 0, 1);
+                                    SetGLNormal(gl, 0, 0, 1);
                                 }
 
                                 if (c != null)
@@ -1277,10 +1278,10 @@
                             {
                                 if (n[count3] != 0 || n[count3 + 1] != 0 || n[count3 + 2] != 0)
                                 {
-                                    gl.glNormal3f(n[count3], n[count3 + 1], n[count3 + 2]);
+                                    SetGLNormal(gl, n[count3], n[count3 + 1], n[count3 + 2]);
                                 } else
                                 {
-                                    gl.glNormal3f(0, 0, 1);
+                                    SetGLNormal(gl, 0, 0, 1);
                                 }
                                 if (c != null)
                                 {
@@ -1305,10 +1306,10 @@
                                 {
                                     if (n[count3] != 0 || n[count3 + 1] != 0 || n[count3 + 2] != 0)
                                     {
-                                        gl.glNormal3f(n[count3], n[count3 + 1], n[count3 + 2]);
+                                        SetGLNormal(gl, n[count3], n[count3 + 1], n[count3 + 2]);
                                     } else
                                     {
-                                        gl.glNormal3f(0, 0, 1);
+                                        SetGLNormal(gl, 0, 0, 1);
                                     }
                                     if (c != null)
                                     {
@@ -1490,7 +1491,7 @@
     {
         if (!selectmode)
         {
-            gl.glNormal3f((float) pv.norm.x, (float) pv.norm.y, (float) pv.norm.z);
+            SetGLNormal(gl, (float) pv.norm.x, (float) pv.norm.y, (float) pv.norm.z);
             gl.glColor4f(pv.AO, pv.AO, pv.AO, 1);
             
             if (flipV)
@@ -1819,7 +1820,7 @@
 
         display.modelParams7[0] = 0;
         display.modelParams7[1] = 1000;
-        display.modelParams7[2] = 0;
+        display.modelParams7[2] = material.parallax;
         display.modelParams7[3] = 0;
 
         //display.modelParams6[0] = 100; // criss de bug de bump
@@ -2052,9 +2053,9 @@
         switch(viewcode)
         {
             case 0: return "main";
-            case 1: return "one";
-            case 2: return "two";
-            case 3: return "three";
+            case 1: return "Red";
+            case 2: return "Green";
+            case 3: return "Blue";
             case 4: return "light";
         }
         
@@ -2473,6 +2474,18 @@
         byte[] bytes = bytebuf.array();
         
         return CreateBim(bytes, width, height);
+    }
+
+    private void SetGLNormal(javax.media.opengl.GL gl, float nx, float ny, float nz)
+    {
+        gl.glNormal3f(nx, ny, nz);
+
+        if (ny > 0.9 || ny < -0.9)
+            // Ground or ceiling
+            gl.glVertexAttrib3f(4, 1, 0, 0);
+        else
+            // Walls
+            gl.glVertexAttrib3f(4, 0, 1, 0);
     }
 
     /**/
@@ -10699,7 +10712,7 @@
         if (patchMaterial.patchMaterial)
         {
             patchMaterial.patchMaterial = false;
-            patchMaterial.objectPanel.setSelectedIndex(0);
+            patchMaterial.objectPanel.setSelectedIndex(1);
         }
         
         if (Grafreed.savesound && Grafreed.hassound)
@@ -12593,7 +12606,7 @@
                 "PARAM params4   = program.env[4];" + // anisoV, cameralight, selfshadow, shadow
                 "PARAM params5   = program.env[5];" + // texture, opacity, fakedepth, shadowbias
                 "PARAM params6   = program.env[6];" + // bump, noise, borderfade, fog punchthrough
-                "PARAM params7   = program.env[7];" + // noise power, opacity power
+                "PARAM params7   = program.env[7];" + // noise power, opacity power, parallax
                 "PARAM options0   = program.env[63];" + // fog density, intensity, elevation
                 "PARAM options1   = program.env[62];" + // fog rgb color
                 "PARAM options2   = program.env[61];" + // image intensity, subsurface, lightsheen
@@ -12838,7 +12851,7 @@
        "POW texSamp.a, texSamp.a, params6.w;" + // fog punch through shortcut
 // mar 2013 ???                "KIL alpha.a;" +
                 "MOV alpha, texSamp.aaaa;" + // y;" +
-         "KIL alpha.a;" +
+         "KIL alpha.a;" + // not sure with parallax mapping
                 /*
                 "MUL temp.xy, temp, two;" +
                 "TXB bump, temp, texture[0], 2D;" +
@@ -12924,11 +12937,6 @@
                 "SUB bump0, bump0, half;" +
                 "ADD bump, bump, bump0;" +
                 
-                "MOV temp.x, texSamp.a;" +
-                "LRP texSamp, params5.x, texSamp, one;" + // texture proportion
-                //"LRP texSamp0, params5.x, texSamp0, one;" +
-                "MOV texSamp.a, temp.x;" +
-
                 // double-sided
                 /**/
 (doublesided?"DP3 temp.z, normal, eye;" +
@@ -12945,19 +12953,62 @@
                 "MOV normald, normal;" +
                 "MOV normals, normal;" +
                 
+                "MOV temp, fragment.texcoord[4];" +
+                
                 // UV base		
                 //"DP3 UP.x,state.matrix.modelview.row[0],Y;" +
                 //"DP3 UP.y,state.matrix.modelview.row[1],Y;" +
                 //"DP3 UP.z,state.matrix.modelview.row[2],Y;" +
-                "DP3 UP.x,state.matrix.texture[7].row[0],Y;" +
-                "DP3 UP.y,state.matrix.texture[7].row[1],Y;" +
-                "DP3 UP.z,state.matrix.texture[7].row[2],Y;" +
+                "DP3 UP.x,state.matrix.texture[7].row[0],temp;" +
+                "DP3 UP.y,state.matrix.texture[7].row[1],temp;" +
+                "DP3 UP.z,state.matrix.texture[7].row[2],temp;" +
+                Normalize("UP") +
+                
                 "XPD V, normal, UP;" +
                 Normalize("V") +
                 "XPD U, V, normal;" +
                 Normalize("U") +
                 
 // parallax mapping
+
+                "DP3 temp2.x, V, eye;" +
+                "DP3 temp2.y, U, eye;" +
+                "DP3 temp2.z, normal, eye;" +
+                "RCP temp2.z, temp2.z;" +
+                
+                "DP3 temp2.w, texSamp, texSamp;" + // Height
+                "RSQ temp2.w, temp2.w;" +
+                "RCP temp2.w, temp2.w;" +
+                
+                "SUB temp2.w, temp2.w, half;" +
+//                "SGE temp.x, temp2.w, eps.x;" +
+//                "MUL temp2.w, temp2.w, temp.x;" +
+                
+                //"MOV texSamp, U;" +
+                
+                "MUL temp2.z, temp2.z, temp2.w;" +
+                "MUL temp2.z, temp2.z, params7.z;" + // parallax
+                
+                "MUL temp2, temp2, temp2.z;" +
+                
+                "MOV temp, fragment.texcoord[0];" +
+                
+                "SUB temp, temp, temp2;" +
+                
+                "TEX temp, temp, texture[0], 2D;" +
+                "POW temp.a, temp.a, params6.w;" + // punch through
+                
+                "ADD texSamp, temp, texSamp;" +
+                "MUL temp.xyz, half, texSamp;" +
+                
+                "MOV alpha, texSamp.aaaa;" +
+                
+// parallax mapping
+                
+                "MOV temp.x, texSamp.a;" +
+                "LRP texSamp, params5.x, texSamp, one;" + // texture proportion
+                //"LRP texSamp0, params5.x, texSamp0, one;" +
+                "MOV texSamp.a, temp.x;" +
 
 //"MOV temp, fragment.texcoord[0];" +
 //                
@@ -13739,7 +13790,7 @@
     /*static*/ float[] modelParams4 = new float[]{0, 0, 0, 0}; // anisoV, cameralight, selfshadow, shadow
     /*static*/ float[] modelParams5 = new float[]{0, 0, 0, 0}; // texture, opacity, fakedepth, shadowbias
     /*static*/ float[] modelParams6 = new float[]{0, 0, 0, 0}; // bump, noise, borderfade, fog punchthrough
-    /*static*/ float[] modelParams7 = new float[]{0, 0, 0, 0}; // noise power, opacity power
+    /*static*/ float[] modelParams7 = new float[]{0, 0, 0, 0}; // noise power, opacity power, parallax
     
     //Object3D.cVector2[] vector2buffer;
 
@@ -13906,7 +13957,7 @@
                 "PARAM p[4]    = { state.matrix.projection };     # modelview projection matrix\n" +
                 "PARAM zero    = { 0.0, 0.0, 0.0, 1.0 };" +
                 "PARAM half    = { 0.5, 0.5, 0.5, 1.0 };" +
-                "PARAM one     = { 1.0, 1.0, 1.0, 0.0 };" +
+                "PARAM one     = { 1.0, 1.0, 1.0, 1.0 };" +
                 "PARAM two     = { 2.0, 2.0, 2.0, 1.0 };" +
                 "PARAM third   = { 0.33333333333, 0.33333333333, 0.33333333333, 1.0 };" +
                 //"PARAM v256    = { 256.0, 256.0, 256.0, 1.0 };" +
@@ -13967,7 +14018,7 @@
                 "DP4 temp.x,state.matrix.texture[0].inverse.row[0],vertex.texcoord;" +
                 "DP4 temp.y,state.matrix.texture[0].inverse.row[1],vertex.texcoord;" +
                 "DP4 temp.z,state.matrix.texture[0].inverse.row[2],vertex.texcoord;" +
-                //"MOV result.texcoord, vertex.texcoord;" +
+                //"MOV result.texcoord, vertex.fogcoord;" +
                 "MOV result.texcoord, temp;" +
                 // border fade
                 "MOV result.texcoord[3], vertex.texcoord;" +
@@ -14014,7 +14065,9 @@
 
                 //"ADD temp.z, temp.z, one;" +
 
-                "MOV result.color, temp;"
+                "MOV result.texcoord[4], vertex.attrib[4];" + // U dir
+                
+                "MOV result.color, temp;" // Normal
                 : "MOV result.color, vertex.color;") +
                 ((mode & VP_PROJECTION) != 0 ? "MOV result.color, zero;"
                 : "") +
@@ -16895,7 +16948,7 @@
             gl.glScalef(1.0f, -1.0f, 1.0f);
         }
 
-        gl.glNormal3f(0.0f, 0.0f, 1.0f);
+        SetGLNormal(gl, 0.0f, 0.0f, 1.0f);
             
         float step = 2; // 0.1666f; //0.25f;
         float stepv = 2; // step * 1652 / 998;

--
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