Changeset 3418 in orxonox.OLD for orxonox/trunk/src/importer/model.cc

Timestamp:

Feb 22, 2005, 6:14:44 PM (19 years ago)

Author:

bensch

Message:

orxonox/trunk/importer: added primitive sphere, but it still has some errors on it

File:

• orxonox/trunk/src/importer/model.cc (modified) (4 diffs)

orxonox/trunk/src/importer/model.cc

@@ -16 +16 @@
 #include "model.h"
 #include <math.h>
+#include <stdarg.h>
 
 using namespace std;
@@ -47 +48 @@
       break;
     case SPHERE:
+      this->sphereModel();
       break;
     case CYLINDER:
@@ -456 +458 @@
 
 /**
-   \brief imports a new Face.
-   \param faceElemCount The Cout of Vertices this Face has.
-   \param ... The Elements by number.
-
-   \todo hmmpf... this also has to parse normals and vertices... sounds like stress...
-*/
-bool Model::addFace(const float faceElemCount, ...)
-{
-  // TODO
-
+   \brief adds a new Face
+   \param faceElemCount the number of Vertices to add to the Face.
+   \param type 0: vertex only, 1: vertex and normal, 2: vertex and Texture, 3 vertex, normal and texture
+*/
+bool Model::addFace(const float faceElemCount, int type, ...)
+{
+   if (this->currentGroup->faceCount > 0)
+    this->currentGroup->currentFace = this->currentGroup->currentFace->next = new Face;
+  this->initFace (this->currentGroup->currentFace);
+
+  FaceElement* tmpElem = this->currentGroup->currentFace->firstElem = new FaceElement;
+  tmpElem->next = NULL;
+  
+  va_list itemlist;
+  va_start (itemlist, type);
+
+  for (int i = 0; i < faceElemCount; i++)
+    {
+      if (this->currentGroup->currentFace->vertexCount>0)
+          tmpElem = tmpElem->next = new FaceElement;
+      tmpElem->next = NULL;
+
+      tmpElem->vertexNumber = va_arg (itemlist, int) -1;
+      if (type >= 2)
+        tmpElem->texCoordNumber = va_arg (itemlist, int) -1;
+      if (type == 1 || type ==3)
+        tmpElem->normalNumber = va_arg(itemlist, int) -1;
+      this->currentGroup->currentFace->vertexCount++;
+    }
+  va_end(itemlist);
+
+  this->currentGroup->faceCount += this->currentGroup->currentFace->vertexCount - 2;
 }
 
@@ -830 +854 @@
 
 
+void Model::sphereModel()
+{
+  int detail = 30;
+  if (detail <= 0) detail = 1;
+  float df = (float)detail;
+  for (float i = 0.0; i < df/2; i+=1.0)
+    {
+      for (float j = 0.0; j < df; j+=1.0)
+      {
+        float vz = i/df *2.0*PI - PI/2.0;
+        this->addVertex(cos(j/df*2.0*PI) * cos(vz) ,
+                        sin(j/df*2.0*PI) * cos(vz),
+                        sin(vz));
+        //if (j==0.0)
+        //printf ("%f %f\n", vz, sin (vz));
+        if (i==0.0)
+                  printf("%f, %f\n", j/df*2.0*PI, cos(j/df*PI));
+      }
+    }
+  vertices->debug();
+  for (int i = 0; i < detail/2; i++)
+    for (int j = 1; j < detail; j++)
+      {
+        unsigned int v1,v2,v3,v4;
+        v1 = i*detail +j;
+
+        /*      if (j+1 == detail)
+          {
+            v2 = i*detail +1;
+            v3 = i*detail+detail + 1;
+          }
+          else*/
+          {
+            v2 = i*detail +j+1;
+            v3 = i*detail+detail + j+1;
+          }
+        v4 = i*detail+detail + j;
+        //printf("%i %i %i %i\n", v1, v2, v3, v4);
+        this->addFace(4, 0, v1, v2, v3, v4);
+      }
+}
+
 void Model::cylinderModel()
 {