Changeset 2856 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src

Timestamp:

08/20/08 13:08:09 (16 years ago)

Author:

mattausch

Message:

 

Location:

GTP/trunk/App/Demos/Vis/FriendlyCulling/src

Files:

• FrameBufferObject.cpp (modified) (1 diff)
• FrameBufferObject.h (modified) (2 diffs)
• LODInfo.h (modified) (1 diff)
• chcdemo.cpp (modified) (2 diffs)

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/FrameBufferObject.cpp

@@ -45 +45 @@
 
 ColorBufferObject::ColorBufferObject(int w, int h, 
-                                                                         COLOR_FORMAT c, 
-                                                                         int wrapType, 
-                                                                         int filterType, 
+                                                                         FORMAT c, 
+                                                                         WRAP_TYPE wrapType, 
+                                                                         FILTER_TYPE filterType, 
                                                                          bool useMipMap, 
                                                                          bool useMultiSampling)
 {
-/*      
-        glGenRenderbuffersEXT(1, &normalsBuffer);
-        glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, normalsBuffer);
-        glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGBA8, texWidth, texHeight);
+        glGenRenderbuffersEXT(1, &mId);
+        glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, mId);
+        glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGBA8, w, h);
         
-        glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT2_EXT, GL_RENDERBUFFER_EXT, normalsBuffer);
+        glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT2_EXT, GL_RENDERBUFFER_EXT, mId);
 
-        glGenTextures(1, &normalsTex);
-        glBindTexture(GL_TEXTURE_2D, normalsTex);
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, texWidth, texHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
-        glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT2_EXT, GL_TEXTURE_2D, normalsTex, 0);
+        glGenTextures(1, &mTexId);
+        glBindTexture(GL_TEXTURE_2D, mTexId);
+        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+        glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT2_EXT, GL_TEXTURE_2D, mTexId, 0);
 
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+        GLuint filterParam;
 
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+        switch (filterType)
+        {
+        case WRAP_NEAREST:
+                filterParam = GL_NEAREST; break;
+        case WRAP_LINEAR:
+                filterParam = GL_LINEAR; break;
+        case WRAP_MIPMAP_LINEAR: 
+                filterParam = GL_LINEAR_MIPMAP_LINEAR; break;
+        }
+
+        
+        GLuint wrapParam;
+
+        switch (wrapType)
+        {
+        case GL_REPEAT:
+                wrapParam = GL_NEAREST; break;
+        case GL_CLAMP_TO_EDGE:
+                wrapParam = GL_LINEAR; break;
+        }
+
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filterParam);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filterParam);
+
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapParam);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapParam);
 
         PrintFBOStatus(glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT));
-*/
 }
 

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/FrameBufferObject.h

@@ -16 +16 @@
 public:
 
-        enum COLOR_FORMAT { BUFFER_UBYTE, BUFFER_FLOAT_16, BUFFER_FLOAT_32 };
+        enum FORMAT { BUFFER_UBYTE, BUFFER_FLOAT_16, BUFFER_FLOAT_32 };
+        enum FILTER_TYPE { GL_REPEAT, GL_CLAMP_TO_EDGE };
+        enum WRAP_TYPE { WRAP_NEAREST, WRAP_LINEAR, WRAP_MIPMAP_LINEAR };
 
         ColorBufferObject(int w, int h, 
-                              COLOR_FORMAT c, 
-                                          int wrapType, 
-                                          int filterType, 
+                              FORMAT c, 
+                                          WRAP_TYPE wrapType, 
+                                          FILTER_TYPE filterType, 
                                           bool useMipMap, 
                                           bool useMultiSampling);
+
+protected:
+
+        unsigned int mId;
+        unsigned int mTexId;
 };
 
@@ -40 +47 @@
                 Returns a pointer to the buffer object
         */
-        ColorBufferObject *AddColorBuffer(ColorBufferObject::COLOR_FORMAT col, 
+        ColorBufferObject *AddColorBuffer(ColorBufferObject::FORMAT col, 
                                               int wrapType, 
                                                                           int filterType, 

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/LODInfo.h

@@ -20 +20 @@
 public:
         
-        LODLevel(float squaredDist): mSquaredDistance(squaredDist) {}
+        LODLevel(float squaredDist): mSquaredDistance(squaredDist), mNumTriangles(0) {}
 
         inline float GetSquaredDistance() const { return mSquaredDistance; }

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/chcdemo.cpp

@@ -98 +98 @@
 // eye near plane distance
 float nearDist = 0.2f; 
+/// the field of view
+float fov = 50.0f;
 /// the pixel threshold where a node is still considered invisible
 int threshold;
-
-float fov = 50.0f;
 
 int assumedVisibleFrames = 10;
@@ -384 +384 @@
 
         if (!useFullScreen)
+        {
                 glutCreateWindow("FriendlyCulling");
+        }
         else
         {