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/* bzflag
* Copyright (c) 1993 - 2008 Tim Riker
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the license found in the file
* named COPYING that should have accompanied this file.
*
* THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
/* MeshFragSceneNode:
* Encapsulates information for rendering a mesh fragment
* (a collection of faces with the same material properties).
* Does not support level of detail.
*/
#ifndef BZF_MESH_FRAG_SCENE_NODE_H
#define BZF_MESH_FRAG_SCENE_NODE_H
#include "common.h"
#include "WallSceneNode.h"
#include "BzMaterial.h"
//
// NOTES:
//
// - Make sure that "noPlane" is set to true, for Mesh Fragments can not be
// used as occluders, and can not be culled as a simple plane
//
// - The lists are all GL_TRIANGLE lists
//
class MeshFace;
class MeshFragSceneNode : public WallSceneNode {
public:
MeshFragSceneNode(int faceCount, const MeshFace** faces);
~MeshFragSceneNode();
// virtual functions from SceneNode
bool cull(const ViewFrustum&) const;
void addShadowNodes(SceneRenderer&);
void addRenderNodes(SceneRenderer&);
void renderRadar();
// virtual functions from WallSceneNode
bool inAxisBox(const Extents& exts) const;
void getRenderNodes(std::vector<RenderSet>& rnodes);
protected:
class Geometry : public RenderNode {
public:
Geometry(MeshFragSceneNode* node);
~Geometry();
void init();
void setStyle(int _style) { style = _style; }
void render();
void renderRadar();
void renderShadow();
const GLfloat* getPosition() const { return sceneNode->getSphere(); }
private:
void drawV() const; // draw with just vertices
void drawVT() const; // draw with texcoords
void drawVN() const; // draw with normals
void drawVTN() const; // draw with texcoords and normals
void initDisplayList();
void freeDisplayList();
static void initContext(void *data);
static void freeContext(void *data);
private:
int style;
GLuint list;
MeshFragSceneNode* sceneNode;
};
private:
Geometry renderNode;
GLint faceCount;
const MeshFace** faces;
bool noRadar;
bool noShadow;
GLint arrayCount;
GLfloat* vertices;
GLfloat* normals;
GLfloat* texcoords;
friend class MeshFragSceneNode::Geometry;
};
#endif // BZF_MESH_FRAG_SCENE_NODE_H
// Local Variables: ***
// mode:C++ ***
// tab-width: 8 ***
// c-basic-offset: 2 ***
// indent-tabs-mode: t ***
// End: ***
// ex: shiftwidth=2 tabstop=8
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