Changeset 6249 in orxonox.OLD for branches/height_map/src/lib/graphics

Timestamp:

Dec 21, 2005, 4:24:50 PM (19 years ago)

Author:

bottac

Message:

Uses VertexArrayModel now

Location:

branches/height_map/src/lib/graphics/importer

Files:

• height_map.cc (modified) (9 diffs)
• height_map.h (modified) (2 diffs)
• vertex_array_model.cc (modified) (4 diffs)

branches/height_map/src/lib/graphics/importer/height_map.cc

@@ -21 +21 @@
 #include "state.h"
 #include "resource_manager.h"
-
 #include "debug.h"
 
@@ -88 +87 @@
 }
 
-HeightMap::HeightMap(const char* height_map_name = NULL, const char* colour_map_name = NULL) 
+HeightMap::HeightMap(const char* height_map_name = NULL, const char* colour_map_name = NULL) : VertexArrayModel()
 {
 this->setClassID(CL_HEIGHT_MAP, "HeightMap");
@@ -187 +186 @@
 {
 
-}
-
-
-void HeightMap::draw() 
-{
-
 this->camera = State::getCamera();
 this->camCoords = this->camera->getAbsCoor();
 float x = this->camCoords.x + 300;
 float y = this->camCoords.z  + 100;
-
-// Draw a red rectangle to test getHeight
-
-red_mat->select();
-glBegin(GL_TRIANGLE_STRIP);
-glNormal3f(0,1,0);
-glTexCoord2d(1.0,0.0);
- glVertex3f(x-10,getHeight(x-10,y+10)+5.0f       ,y+10); // Top Left
- 
-
-glNormal3f(0,1,0);
-glTexCoord2d(1.0,1.0);
- glVertex3f(x+10,getHeight(x+10,y+10)+5.0f ,y+10); // Top Left
- 
-
-glNormal3f(0,1,0);
-glTexCoord2d(0.0,0.0);
- glVertex3f(x-10,getHeight(x-10,y-10)+5.0f ,y-10); // Top Left
- 
-
-glNormal3f(0,1,0);
-glTexCoord2d(0.0,1.0);
- glVertex3f(x+10,getHeight(x+10,y-10)+5.0f ,y-10); // Top Left
- 
-glEnd();
 
 tmp_mat->select();
@@ -232 +200 @@
  float old_b = 0.0f;
  heights  = (unsigned char*) heightMap->pixels;
-
  bool colourChanged = true;
  
+ 
+ /*
+ if(heightMap != NULL && heightMap->format->BitsPerPixel == 8 )
+        {}
+        SDL_LockSurface(heightMap);
+        
+        
+                
+        for(int i = 0 ; i < heightMap->h -sampleRate ; i +=sampleRate)
+        {
+                
+                tmp_mat->select();
+
+
+                
+                int j = 0;
+        
+
+            for(int j = 0 ; j < heightMap->w -sampleRate  ;  j += sampleRate)
+            {
+                if(true)
+                {
+                float r = (float)colours[3*j+2  + 3*i*(heightMap->w )];
+                float g = (float)colours[3*j+1 + 3*i*(heightMap->w)];
+                float b = (float)colours[3*j+0 + 3*i*(heightMap->w)];
+                colourChanged = old_r != r || old_g != g || old_b != b;
+                old_r = r;
+                old_g = g;
+                old_b = b;
+                if(colourChanged)
+                {
+                tmp_mat->setAmbient(r/255.0,g/255.0,b/255.0);
+                tmp_mat->setDiffuse(r/255.0,g/255.0,b/255.0);
+                tmp_mat->select();      
+                }
+                }
+                
+                
+                height = heights[j+sampleRate + i*(heightMap->w )];
+                this->addNormal(normalVectorField[i][j+sampleRate].y,normalVectorField[i][j+sampleRate].z,normalVectorField[i][j+2].x);
+                this->addTexCoor(((j/sampleRate)%4)/4.0,((i/sampleRate)%4)/4.0);
+                
+                this->addVertex(scaleX*(heightMap->h -i),(double)((double)(height)*scaleY),scaleZ*(j+sampleRate)); // Top Right         
+                                
+                
+                
+            }
+                
+                        
+                        
+
+                        
+                        
+        
+
+                
+                }
+                
+           
+        
+        SDL_UnlockSurface(heightMap);
+        
+        
+        int cnt = 0;
+        for(int i = 0 ; i < heightMap->h -sampleRate ; i +=sampleRate)
+        {
+
+            for(int j = 0 ; j < heightMap->w -sampleRate  ;  j += sampleRate)
+            {
+                
+                this->addIndice(cnt);   
+                cnt ++;
+            }
+                if(i%2 == 1)
+                {
+                this->newStripe();
+                }
+        }       
+        
+        
+        
+        
+                     */
+        
+        this->planeModel();
+
+        this->finalize();
+
+
+}
+
+/*
+void HeightMap::draw() 
+{
+
+this->camera = State::getCamera();
+this->camCoords = this->camera->getAbsCoor();
+float x = this->camCoords.x + 300;
+float y = this->camCoords.z  + 100;
+
+// Draw a red rectangle to test getHeight
+
+red_mat->select();
+glBegin(GL_TRIANGLE_STRIP);
+glNormal3f(0,1,0);
+glTexCoord2d(1.0,0.0);
+ glVertex3f(x-10,getHeight(x-10,y+10)+5.0f       ,y+10); // Top Left
+ 
+
+glNormal3f(0,1,0);
+glTexCoord2d(1.0,1.0);
+ glVertex3f(x+10,getHeight(x+10,y+10)+5.0f ,y+10); // Top Left
+ 
+
+glNormal3f(0,1,0);
+glTexCoord2d(0.0,0.0);
+ glVertex3f(x-10,getHeight(x-10,y-10)+5.0f ,y-10); // Top Left
+ 
+
+glNormal3f(0,1,0);
+glTexCoord2d(0.0,1.0);
+ glVertex3f(x+10,getHeight(x+10,y-10)+5.0f ,y-10); // Top Left
+ 
+glEnd();
+
+tmp_mat->select();
+
+unsigned char height = 0; 
+ int offset = 0;
+ int g = 0;
+ float old_r = 0.0f;
+ float old_g = 0.0f;
+ float old_b = 0.0f;
+ heights  = (unsigned char*) heightMap->pixels;
+
+ bool colourChanged = true;
+ 
   if(heightMap != NULL && heightMap->format->BitsPerPixel == 8 )
         {
         SDL_LockSurface(heightMap);
 
-                
+                   glBegin(GL_TRIANGLE_STRIP);  
         for(int i = 0 ; i < heightMap->h -sampleRate ; i +=sampleRate)
         {
@@ -245 +349 @@
 
 
-                   glBegin(GL_TRIANGLE_STRIP);  
+                
                 int j = 0;
         
@@ -256 +360 @@
                 glNormal3f(normalVectorField[i+2][j].y,normalVectorField[i+2][j].z,normalVectorField[i+2][j].x);
                 glVertex3f(20*(heightMap->h -(i+2))-1000,(double)((double)(height)/1-300),20*(j)-1000); // Bottom Left
-*/
-                
-
+
+*/              
+/*
             for(int j = 0 ; j < heightMap->w -sampleRate  ;  j += sampleRate)
             {
@@ -277 +381 @@
                 }
                 }
-                
-                if(true/*(abs(-scaleX*i-x+5000) > 1100 || abs(scaleZ*j-y-2000)  > 1100 )*/){ //subdivide??
-                
+                */
+                //if(true/*(abs(-scaleX*i-x+5000) > 1100 || abs(scaleZ*j-y-2000)  > 1100 )*/){ //subdivide??
+                /*
                 height = heights[j+sampleRate + i*(heightMap->w )];
                 glNormal3f(normalVectorField[i][j+sampleRate].y,normalVectorField[i][j+sampleRate].z,normalVectorField[i][j+2].x);
                 glTexCoord2f(((j/sampleRate)%4)/4.0,((i/sampleRate)%4)/4.0);
-                ///glTexCoord2f(1.0,1.0);
+                
                 glVertex3f(scaleX*(heightMap->h -i),(double)((double)(height)*scaleY),scaleZ*(j+sampleRate)); // Top Right              
                                 
@@ -292 +396 @@
                 glVertex3f(scaleX*(heightMap->h -(i+sampleRate)),(double)((double)(height)*scaleY),scaleZ*(j+sampleRate)); // Bottom Right
  
-        
-
-        /*
-                                height = heights[j+2 + (i+2)*(heightMap->w )];
-                glNormal3f(normalVectorField[i+2][j+2].y,normalVectorField[i+2][j+2].z,normalVectorField[i+2][j+2].x);
-                glVertex3f(20*(heightMap->h -(i+2)),(double)((double)(height)/1-300),20*(j+2)); // Bottom Right
-
-
-                             height = heights[j + i*(heightMap->w )];
-                glNormal3f(normalVectorField[i][j].y,normalVectorField[i][j].z,normalVectorField[i][j].x);
-                glVertex3f(20*(heightMap->h -(i)),(double)((double)(height)/1-300),20*(j)); // Top Left
-
-        */
-                g=j;
-
-
                 }
                 else
@@ -335 +423 @@
                         glEnd();
                         
-                        /*glBegin(GL_TRIANGLE_STRIP);
-
-                height = heights[j+sampleRate + i*(heightMap->w )];
-                glNormal3f(normalVectorField[i][j+sampleRate].y,normalVectorField[i][j+sampleRate].z,normalVectorField[i][j+sampleRate].x);
-                glVertex3f(scaleX*(heightMap->h -i),(double)((double)(height)*scaleY),scaleZ*(j+sampleRate)); // Top Right              
-                
-
-                height = heights[j+sampleRate + (i+sampleRate)*(heightMap->w )];
+                        
+
+                        
+                        
+                        //subdivide
+                }
+
+                
+                }
+                j =  heightMap->w -sampleRate;
+                
+                
                 glNormal3f(normalVectorField[i+sampleRate][j+sampleRate].y,normalVectorField[i+sampleRate][j+sampleRate].z,normalVectorField[i+sampleRate][j+sampleRate].x);
-                glVertex3f(scaleX*(heightMap->h -(i+sampleRate)),(double)((double)(height)*scaleY),scaleZ*(j+sampleRate)); // Bottom Right
-                */      
-
-                        
-                        
-                        //subdivide
-                }
-
-        
-
-             }  
-                glEnd();        
+                //glTexCoord2f(((j/sampleRate)%4)/4.0,1/4.0+((i/sampleRate)%4)/4.0);
+                //glTexCoord2f(0.0,0.0);
+                glTexCoord2f(((j/sampleRate)%4)/4.0,((i/sampleRate)%4)/4.0);
+                glVertex3f(scaleX*(heightMap->h -i),(double)((double)-1000.0),scaleZ*(j+sampleRate)); // Top Right
+                
+                glNormal3f(normalVectorField[i+sampleRate][j+sampleRate].y,normalVectorField[i+sampleRate][j+sampleRate].z,normalVectorField[i+sampleRate][j+sampleRate].x);
+                                glTexCoord2f(((j/sampleRate)%4)/4.0,1/4.0+((i/sampleRate)%4)/4.0);
+        
+                glVertex3f(scaleX*(heightMap->h -(i+sampleRate)),(double)-1000.0,scaleZ*(j+sampleRate)); // Bottom Right
+
+                
+                
+                                
+             
+                //glEnd();      
            
         }
         SDL_UnlockSurface(heightMap);
-        
-}
-
-
-/*      int c = (heightMap->w)/4 ; // One line
-        for(int i = 0; i < (heightMap->w)/4  -4  ; i ++)
-        {
-            for(int j = 0; j < (heightMap->h)/4 - 4; j++)
-            {
-                
-                this->addFace (3, VERTEX_ONLY,j + (i+1)*c,j+1+i*c , j + i*c );
-                this->addFace (3, VERTEX_ONLY,j + (i+1)*c,j + (i+1)*c +1 ,j+i*c +1 );                           
-                         
-                
-            }
-                                
-                        
-                                
-        }
-
+        glEnd();
+}
+
+}
 */
-}
-
 void HeightMap::generateNormalVectorField()
 {

branches/height_map/src/lib/graphics/importer/height_map.h

@@ -14 +14 @@
 
 
-#include "model.h"
+#include "vertex_array_model.h"
 
-#define sampleRate 2
+#define sampleRate 4
 
 class SDL_Surface;
@@ -24 +24 @@
 class Texture;
 
-class HeightMap : public Model
+class HeightMap : public VertexArrayModel
 {
 public:
-void draw();
+
 void load();
 void load(int Mode);

branches/height_map/src/lib/graphics/importer/vertex_array_model.cc

@@ -71 +71 @@
                       GL_TEXTURE_COORD_ARRAY |
                       GL_NORMAL_ARRAY);
-  //  glEnableClientState(GL_INDEX_ARRAY);
+  glEnableClientState(GL_INDEX_ARRAY);
 
   glVertexPointer(3, GL_FLOAT, 0, this->vertices.getArray());
@@ -77 +77 @@
   glTexCoordPointer(2, GL_FLOAT, 0, this->texCoords.getArray());  
 
-  for (GLuint i = 1; i < this->stripes.size(); ++i)
+      glDrawElements(GL_TRIANGLE_STRIP, this->indices.getCount(), GL_UNSIGNED_BYTE, this->indices.getArray());
+/*  for (GLuint i = 1; i < this->stripes.size(); ++i)
     {
       glDrawRangeElements(GL_TRIANGLE_STRIP,
@@ -85 +86 @@
                           GL_UNSIGNED_BYTE,
                           this->indices.getArray());
-    }
+    }*/
 }
 
@@ -194 +195 @@
       for (j = 0; j < 20; j++)
         {
-          this->addVertex(i* 50, .5, (j)*50);
+          this->addVertex((float)i, .5, (float)(j));
           this->addNormal(0, 1, 0);
           this->addTexCoor((float)i/20.0, (float)j/20.0);