//---------------------------------------------------------- void ofGLRenderer::draw(ofMesh & vertexData, ofPolyRenderMode renderType, bool useColors, bool useTextures, bool useNormals){ if (bSmoothHinted) startSmoothing(); #ifndef TARGET_OPENGLES glPushAttrib(GL_POLYGON_BIT); glPolygonMode(GL_FRONT_AND_BACK, ofGetGLPolyMode(renderType)); draw(vertexData,useColors,useTextures,useNormals); glPopAttrib(); //TODO: GLES doesnt support polygon mode, add renderType to gl renderer? #else if(vertexData.getNumVertices()){ glEnableClientState(GL_VERTEX_ARRAY); glVertexPointer(3, GL_FLOAT, sizeof(ofVec3f), vertexData.getVerticesPointer()); } if(vertexData.getNumNormals() && useNormals){ glEnableClientState(GL_NORMAL_ARRAY); glNormalPointer(GL_FLOAT, 0, vertexData.getNormalsPointer()); } if(vertexData.getNumColors() && useColors){ glEnableClientState(GL_COLOR_ARRAY); glColorPointer(4,GL_FLOAT, sizeof(ofFloatColor), vertexData.getColorsPointer()); } if(vertexData.getNumTexCoords() && useTextures){ glEnableClientState(GL_TEXTURE_COORD_ARRAY); glTexCoordPointer(2, GL_FLOAT, 0, vertexData.getTexCoordsPointer()); } GLenum drawMode; switch(renderType){ case OF_MESH_POINTS: drawMode = GL_POINTS; break; case OF_MESH_WIREFRAME: drawMode = GL_LINES; break; case OF_MESH_FILL: drawMode = ofGetGLPrimitiveMode(vertexData.getMode()); break; default: drawMode = ofGetGLPrimitiveMode(vertexData.getMode()); break; } if(vertexData.getNumIndices()){ glDrawElements(drawMode, vertexData.getNumIndices(),GL_UNSIGNED_SHORT,vertexData.getIndexPointer()); }else{ glDrawArrays(drawMode, 0, vertexData.getNumVertices()); } if(vertexData.getNumColors() && useColors){ glDisableClientState(GL_COLOR_ARRAY); } if(vertexData.getNumNormals() && useNormals){ glDisableClientState(GL_NORMAL_ARRAY); } if(vertexData.getNumTexCoords() && useTextures){ glDisableClientState(GL_TEXTURE_COORD_ARRAY); } #endif if (bSmoothHinted) endSmoothing(); }
//-------------------------------------------------------------- void ofVboByteColor::setMesh(const ofMesh & mesh, int usage){ setVertexData(mesh.getVerticesPointer(),mesh.getNumVertices(),usage); setColorData(mesh.getColorsPointer(),mesh.getNumColors(),usage); setNormalData(mesh.getNormalsPointer(),mesh.getNumNormals(),usage); setTexCoordData(mesh.getTexCoordsPointer(),mesh.getNumTexCoords(),usage); setIndexData(mesh.getIndexPointer(), mesh.getNumIndices(), usage); }
//-------------------------------------------------------------- void ofVboByteColor::updateMesh(const ofMesh & mesh){ ofMesh * nonconstMesh = (ofMesh*)&mesh; if(nonconstMesh->haveVertsChanged()) updateVertexData(mesh.getVerticesPointer(),mesh.getNumVertices()); if(nonconstMesh->haveColorsChanged()) updateColorData(mesh.getColorsPointer(),mesh.getNumColors()); if(nonconstMesh->haveNormalsChanged()) updateNormalData(mesh.getNormalsPointer(),mesh.getNumNormals()); if(nonconstMesh->haveTexCoordsChanged()) updateTexCoordData(mesh.getTexCoordsPointer(),mesh.getNumTexCoords()); }
//-------------------------------------------------------------- void ofVbo::setMesh(const ofMesh & mesh, int usage, bool useColors, bool useTextures, bool useNormals){ if(mesh.getVertices().empty()){ ofLogWarning("ofVbo") << "setMesh(): ignoring mesh with no vertices"; return; } setVertexData(mesh.getVerticesPointer(),mesh.getNumVertices(),usage); if(mesh.hasColors() && useColors){ setColorData(mesh.getColorsPointer(),mesh.getNumColors(),usage); enableColors(); }else{ disableColors(); } if(mesh.hasNormals() && useNormals){ setNormalData(mesh.getNormalsPointer(),mesh.getNumNormals(),usage); enableNormals(); }else{ disableNormals(); } if(mesh.hasTexCoords() && useTextures){ setTexCoordData(mesh.getTexCoordsPointer(),mesh.getNumTexCoords(),usage); enableTexCoords(); }else{ disableTexCoords(); } if(mesh.hasIndices()){ setIndexData(mesh.getIndexPointer(), mesh.getNumIndices(), usage); enableIndices(); }else{ disableIndices(); } }
ofMesh convertFromIndices(const ofMesh& mesh) { ofMesh result; // have to do a const_cast because ofMesh::get*() is not const correct ofMesh& cmesh = const_cast<ofMesh&>(mesh); int vertices = mesh.getNumVertices(); int colors = mesh.getNumColors(); int normals = mesh.getNumNormals(); int texcoords = mesh.getNumTexCoords(); int indices = mesh.getNumIndices(); for(int i = 0; i < indices; i++) { int cur = cmesh.getIndex(i); if(vertices > 0) { result.addVertex(cmesh.getVertex(cur)); } if(colors > 0) { result.addColor(cmesh.getColor(cur)); } if(normals > 0) { result.addNormal(cmesh.getNormal(cur)); } if(texcoords > 0) { result.addTexCoord(cmesh.getTexCoord(cur)); } } return result; }
//---------------------------------------------------------- void ofGLRenderer::draw(const ofMesh & vertexData, bool useColors, bool useTextures, bool useNormals) const{ if(vertexData.getNumVertices()){ glEnableClientState(GL_VERTEX_ARRAY); glVertexPointer(3, GL_FLOAT, sizeof(ofVec3f), &vertexData.getVerticesPointer()->x); } if(vertexData.getNumNormals() && useNormals){ glEnableClientState(GL_NORMAL_ARRAY); glNormalPointer(GL_FLOAT, sizeof(ofVec3f), &vertexData.getNormalsPointer()->x); } if(vertexData.getNumColors() && useColors){ glEnableClientState(GL_COLOR_ARRAY); glColorPointer(4,GL_FLOAT, sizeof(ofFloatColor), &vertexData.getColorsPointer()->r); } if(vertexData.getNumTexCoords() && useTextures){ set<int>::iterator textureLocation = textureLocationsEnabled.begin(); for(;textureLocation!=textureLocationsEnabled.end();textureLocation++){ glActiveTexture(GL_TEXTURE0+*textureLocation); glClientActiveTexture(GL_TEXTURE0+*textureLocation); glEnableClientState(GL_TEXTURE_COORD_ARRAY); glTexCoordPointer(2, GL_FLOAT, sizeof(ofVec2f), &vertexData.getTexCoordsPointer()->x); } glActiveTexture(GL_TEXTURE0); glClientActiveTexture(GL_TEXTURE0); } if(vertexData.getNumIndices()){ #ifdef TARGET_OPENGLES glDrawElements(ofGetGLPrimitiveMode(vertexData.getMode()), vertexData.getNumIndices(),GL_UNSIGNED_SHORT,vertexData.getIndexPointer()); #else glDrawElements(ofGetGLPrimitiveMode(vertexData.getMode()), vertexData.getNumIndices(),GL_UNSIGNED_INT,vertexData.getIndexPointer()); #endif }else{ glDrawArrays(ofGetGLPrimitiveMode(vertexData.getMode()), 0, vertexData.getNumVertices()); } if(vertexData.getNumColors() && useColors){ glDisableClientState(GL_COLOR_ARRAY); } if(vertexData.getNumNormals() && useNormals){ glDisableClientState(GL_NORMAL_ARRAY); } if(vertexData.getNumTexCoords() && useTextures){ glDisableClientState(GL_TEXTURE_COORD_ARRAY); } }
//---------------------------------------------------------- void ofGLRenderer::draw(ofMesh & vertexData){ if(vertexData.getNumVertices()){ glEnableClientState(GL_VERTEX_ARRAY); glVertexPointer(3, GL_FLOAT, sizeof(ofVec3f), vertexData.getVerticesPointer()); } if(vertexData.getNumNormals()){ glEnableClientState(GL_NORMAL_ARRAY); glNormalPointer(GL_FLOAT, 0, vertexData.getNormalsPointer()); } if(vertexData.getNumColors()){ glEnableClientState(GL_COLOR_ARRAY); glColorPointer(4,GL_FLOAT, sizeof(ofColor), vertexData.getColorsPointer()); } if(vertexData.getNumTexCoords()){ glEnableClientState(GL_TEXTURE_COORD_ARRAY); glTexCoordPointer(2, GL_FLOAT, 0, vertexData.getTexCoordsPointer()); } if(vertexData.getNumIndices()){ #ifdef TARGET_OPENGLES glDrawElements(ofGetGLPrimitiveMode(vertexData.getMode()), vertexData.getNumIndices(),GL_UNSIGNED_SHORT,vertexData.getIndexPointer()); #else glDrawElements(ofGetGLPrimitiveMode(vertexData.getMode()), vertexData.getNumIndices(),GL_UNSIGNED_INT,vertexData.getIndexPointer()); #endif }else{ glDrawArrays(ofGetGLPrimitiveMode(vertexData.getMode()), 0, vertexData.getNumVertices()); } if(vertexData.getNumColors()){ glDisableClientState(GL_COLOR_ARRAY); } if(vertexData.getNumNormals()){ glDisableClientState(GL_NORMAL_ARRAY); } if(vertexData.getNumTexCoords()){ glDisableClientState(GL_TEXTURE_COORD_ARRAY); } }
ofMesh convertToIndices(const ofMesh& mesh){ ofMesh result; ofMesh& cmesh = const_cast<ofMesh&>(mesh); int vertices = mesh.getNumVertices(); int colors = mesh.getNumColors(); int normals = mesh.getNumNormals(); int texcoords = mesh.getNumTexCoords(); //int indices = mesh.getNumIndices(); for (int i = 0; i < vertices; i++){ // check if this vertex already exists. //int who = isPointInVector( } }
//-------------------------------------------------------------- void save(const string& path, const ofMesh& mesh) { ofFile file(path, ofFile::WriteOnly, true); int numVerts = mesh.getNumVertices(); file.write((char *)(&numVerts), sizeof(int)); if (numVerts > 0) { file.write((char *)(&(mesh.getVertices())[0]), sizeof(ofPoint) * numVerts); } int numNormals = mesh.getNumNormals(); file.write((char *)(&numNormals), sizeof(int)); if (numNormals > 0) { file.write((char *)(&(mesh.getNormals())[0]), sizeof(ofPoint) * numNormals); } int numTexCoords = mesh.getNumTexCoords(); file.write((char *)(&numTexCoords), sizeof(int)); if (numTexCoords > 0) { file.write((char *)(&(mesh.getTexCoords())[0]), sizeof(ofVec2f) * numTexCoords); } int numColors = mesh.getNumColors(); file.write((char *)(&numColors), sizeof(int)); if (numColors > 0) { file.write((char *)(&(mesh.getColors())[0]), sizeof(ofFloatColor) * numColors); } int numIndices = mesh.getNumIndices(); file.write((char *)(&numIndices), sizeof(int)); if (numIndices > 0) { file.write((char *)(&(mesh.getIndices())[0]), sizeof(ofIndexType) * numIndices); } file.close(); }
//-------------------------------------------------------------- void ofVbo::setMesh(const ofMesh & mesh, int usage){ setVertexData(mesh.getVerticesPointer(),mesh.getNumVertices(),usage,sizeof(ofVec3f)); setColorData(mesh.getColorsPointer(),mesh.getNumColors(),usage,sizeof(ofColor)); setNormalData(mesh.getNormalsPointer(),mesh.getNumNormals(),usage,sizeof(ofVec3f)); setTexCoordData(mesh.getTexCoordsPointer(),mesh.getNumTexCoords(),usage,sizeof(ofVec2f)); }