using vbo

Author: super626

cocos/3d/CCSprite3D.cpp

@@ -92,7 +92,11 @@ bool Sprite3D::loadFromObj(const std::string& path)
 
     for (int i = 0; i < _mesh->getMeshPartCount(); i++)
     {
-        _programState.pushBack(GLProgramState::get(getDefGLProgram(_mesh->getAttribFlag() & GL::VERTEX_ATTRIB_FLAG_TEX_COORDS)));
+        auto programstate = GLProgramState::get(getDefGLProgram(_mesh->getAttribFlag() & GL::VERTEX_ATTRIB_FLAG_TEX_COORDS));
+        _programState.pushBack(programstate);
+        
+        programstate->setVertexAttribPointer("a_position", 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)0);
+        programstate->setVertexAttribPointer("a_texCoord", 2, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)(6 * sizeof(float)));
     }
 
     //add to cache
@@ -143,7 +147,11 @@ bool Sprite3D::init(const std::string &path)
 
         for (int i = 0; i < _mesh->getMeshPartCount(); i++)
         {
-            _programState.pushBack(GLProgramState::get(getDefGLProgram(mesh->getAttribFlag() & GL::VERTEX_ATTRIB_FLAG_TEX_COORDS)));
+            auto programstate = GLProgramState::get(getDefGLProgram(mesh->getAttribFlag() & GL::VERTEX_ATTRIB_FLAG_TEX_COORDS));
+            _programState.pushBack(programstate);
+            
+            programstate->setVertexAttribPointer("a_position", 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)0);
+            programstate->setVertexAttribPointer("a_texCoord", 2, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)(6 * sizeof(float)));
         }
 
         _path = fullPath;
@@ -219,15 +227,16 @@ void Sprite3D::onDraw(const Matrix &transform, bool transformUpdated)
         {
             auto meshPart = _mesh->getMeshPart(i);
             auto programstate = _programState.at(i);
-            size_t offset = (size_t)_mesh->getVertexPointer();
-            programstate->setVertexAttribPointer("a_position", 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)offset);
-            programstate->setVertexAttribPointer("a_texCoord", 2, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)(offset + 6 * sizeof(float)));
+            size_t offset = 0;//(size_t)_mesh->getVertexPointer();
+            
 
             programstate->setUniformVec4("u_color", Vector4(color.r, color.g, color.b, color.a));
             if (_textures.at(i))
             {
                 GL::bindTexture2D(_textures.at(i)->getName());
             }
+            
+            glBindBuffer(GL_ARRAY_BUFFER, _mesh->getVertexBuffer());
             programstate->apply(transform);
 
             glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, meshPart->getIndexBuffer());