Changeset 8556 in orxonox.OLD for branches

Timestamp:

Jun 17, 2006, 11:19:55 AM (18 years ago)

Author:

patrick

Message:

bsp: bone interpolation written

Location:

branches/bsp_model/src/lib/graphics/importer/md3

Files:

• md3_model.cc (modified) (8 diffs)
• md3_model.h (modified) (1 diff)

branches/bsp_model/src/lib/graphics/importer/md3/md3_model.cc

@@ -37 +37 @@
 
     MD3AnimationCfg cfg("/home/boenzlip/tmp/q3/Downloads/MOH/q3mdl-alien3/models/players/alien3/animation.cfg");
+
+    this->tmpBoneFrame = new MD3BoneFrame();
   }
 
@@ -42 +44 @@
 
   MD3Model::~MD3Model()
-  {}
+  {
+    delete this->tmpBoneFrame;
+  }
 
 
@@ -62 +66 @@
   void MD3Model::draw(MD3Data* data)
   {
+
+    // draw the bones if needed
     if( this->bDrawBones)
     {
@@ -78 +84 @@
     }
 
+
     //draw all meshes of current frame of this model
-    for( int i = 0;  i < data->meshNum; i++) {
+    for( int i = 0;  i < data->meshNum; i++)
+    {
       MD3Mesh* mesh = data->meshes[i];
 
@@ -103 +111 @@
       this->drawMesh(mesh, frame);
 
-      //draw vertex normals
+
+      // draw vertex normals if needed
       if( this->bDrawNormals) {
         // get vertex normals, interpolate if necessary
@@ -119 +128 @@
     }
 
-    //draw all models linked to this model
-
+
+    // draw all models linked to this model
     std::map<int, MD3Data*>::iterator it = data->sortedMap.begin();
-    while( it != data->sortedMap.end()) {
+    while( it != data->sortedMap.end())
+    {
       MD3Data* child = it->second;
 
@@ -156 +166 @@
         m[15] = 1.0f;
       }
+
+      //switch to child coord system
+      glPushMatrix();
+      glMultMatrixf(m);
+
+      // and draw child
+      this->draw(child);
+
+      glPopMatrix();
     }
   }
@@ -176 +195 @@
   /**
    *  interpolate bone frame
+   * @param currBoneFrame Start bone frame.
+   * @param nextBoneFrame End bone frame.
+   * @param frac Interpolation fraction, in [0,1].
    */
   MD3BoneFrame* MD3Model::interpolateBoneFrame(MD3BoneFrame* currBoneFrame, MD3BoneFrame* nextBoneFrame, float frac)
-  {}
+  {
+    this->tmpBoneFrame->mins.x      = (1.0f - frac) * currBoneFrame->mins.x       + frac * nextBoneFrame->mins.x;
+    this->tmpBoneFrame->maxs.x      = (1.0f - frac) * currBoneFrame->maxs.x       + frac * nextBoneFrame->maxs.x;
+    this->tmpBoneFrame->position.x  = (1.0f - frac) * currBoneFrame->position.x   + frac * nextBoneFrame->position.x;
+    this->tmpBoneFrame->mins.y      = (1.0f - frac) * currBoneFrame->mins.y       + frac * nextBoneFrame->mins.y;
+    this->tmpBoneFrame->maxs.y      = (1.0f - frac) * currBoneFrame->maxs.y       + frac * nextBoneFrame->maxs.y;
+    this->tmpBoneFrame->position.y  = (1.0f - frac) * currBoneFrame->position.y   + frac * nextBoneFrame->position.y;
+    this->tmpBoneFrame->mins.z      = (1.0f - frac) * currBoneFrame->mins.z       + frac * nextBoneFrame->mins.z;
+    this->tmpBoneFrame->maxs.z      = (1.0f - frac) * currBoneFrame->maxs.z       + frac * nextBoneFrame->maxs.z;
+    this->tmpBoneFrame->position.z  = (1.0f - frac) * currBoneFrame->position.z   + frac * nextBoneFrame->position.z;
+
+    return this->tmpBoneFrame;
+
+  }
 
 

branches/bsp_model/src/lib/graphics/importer/md3/md3_model.h

@@ -58 +58 @@
     bool                bDrawBones;        //!< draws the bone frames too
     bool                bDrawNormals;      //!< draw the normals
+
+    MD3BoneFrame*       tmpBoneFrame;      //!< a temporary bone frame
 };