void Renderer::processRenderCommand(RenderCommand* command)
{
auto commandType = command->getType();
if( RenderCommand::Type::TRIANGLES_COMMAND == commandType)
{
//Draw if we have batched other commands which are not triangle command
flush3D();
flushQuads();
//Process triangle command
auto cmd = static_cast<TrianglesCommand*>(command);
//Draw batched Triangles if necessary
if(cmd->isSkipBatching() || _filledVertex + cmd->getVertexCount() > VBO_SIZE || _filledIndex + cmd->getIndexCount() > INDEX_VBO_SIZE)
{
CCASSERT(cmd->getVertexCount()>= 0 && cmd->getVertexCount() < VBO_SIZE, "VBO for vertex is not big enough, please break the data down or use customized render command");
CCASSERT(cmd->getIndexCount()>= 0 && cmd->getIndexCount() < INDEX_VBO_SIZE, "VBO for index is not big enough, please break the data down or use customized render command");
//Draw batched Triangles if VBO is full
drawBatchedTriangles();
}
//Batch Triangles
_batchedCommands.push_back(cmd);
fillVerticesAndIndices(cmd);
if(cmd->isSkipBatching())
{
drawBatchedTriangles();
}
}
else if ( RenderCommand::Type::QUAD_COMMAND == commandType )
{
//Draw if we have batched other commands which are not quad command
flush3D();
flushTriangles();
//Process quad command
auto cmd = static_cast<QuadCommand*>(command);
//Draw batched quads if necessary
if(cmd->isSkipBatching()|| (_numberQuads + cmd->getQuadCount()) * 4 > VBO_SIZE )
{
CCASSERT(cmd->getQuadCount()>= 0 && cmd->getQuadCount() * 4 < VBO_SIZE, "VBO for vertex is not big enough, please break the data down or use customized render command");
//Draw batched quads if VBO is full
drawBatchedQuads();
}
//Batch Quads
_batchQuadCommands.push_back(cmd);
fillQuads(cmd);
if(cmd->isSkipBatching())
{
drawBatchedQuads();
}
}
else if (RenderCommand::Type::MESH_COMMAND == commandType)
{
flush2D();
auto cmd = static_cast<MeshCommand*>(command);
if (cmd->isSkipBatching() || _lastBatchedMeshCommand == nullptr || _lastBatchedMeshCommand->getMaterialID() != cmd->getMaterialID())
{
flush3D();
if(cmd->isSkipBatching())
{
// XXX: execute() will call bind() and unbind()
// but unbind() shouldn't be call if the next command is a MESH_COMMAND with Material.
// Once most of cocos2d-x moves to Pass/StateBlock, only bind() should be used.
cmd->execute();
}
else
{
cmd->preBatchDraw();
cmd->batchDraw();
_lastBatchedMeshCommand = cmd;
}
}
else
{
cmd->batchDraw();
}
}
else if(RenderCommand::Type::GROUP_COMMAND == commandType)
{
flush();
int renderQueueID = ((GroupCommand*) command)->getRenderQueueID();
visitRenderQueue(_renderGroups[renderQueueID]);
}
else if(RenderCommand::Type::CUSTOM_COMMAND == commandType)
{
flush();
auto cmd = static_cast<CustomCommand*>(command);
cmd->execute();
}
else if(RenderCommand::Type::BATCH_COMMAND == commandType)
{
flush();
auto cmd = static_cast<BatchCommand*>(command);
cmd->execute();
}
else if(RenderCommand::Type::PRIMITIVE_COMMAND == commandType)
{
flush();
auto cmd = static_cast<PrimitiveCommand*>(command);
cmd->execute();
}
else
{
CCLOGERROR("Unknown commands in renderQueue");
}
}
void Renderer::flush2D()
{
flushQuads();
flushTriangles();
}
void Renderer::processRenderCommand(RenderCommand* command)
{
auto commandType = command->getType();
if( RenderCommand::Type::TRIANGLES_COMMAND == commandType)
{
//Draw if we have batched other commands which are not triangle command
flush3D();
flushQuads();
//Process triangle command
auto cmd = static_cast<TrianglesCommand*>(command);
//Draw batched Triangles if necessary
if(cmd->isSkipBatching() || _filledVertex + cmd->getVertexCount() > VBO_SIZE || _filledIndex + cmd->getIndexCount() > INDEX_VBO_SIZE)
{
CCASSERT(cmd->getVertexCount()>= 0 && cmd->getVertexCount() < VBO_SIZE, "VBO for vertex is not big enough, please break the data down or use customized render command");
CCASSERT(cmd->getIndexCount()>= 0 && cmd->getIndexCount() < INDEX_VBO_SIZE, "VBO for index is not big enough, please break the data down or use customized render command");
//Draw batched Triangles if VBO is full
drawBatchedTriangles();
}
//Batch Triangles
_batchedCommands.push_back(cmd);
fillVerticesAndIndices(cmd);
if(cmd->isSkipBatching())
{
drawBatchedTriangles();
}
}
else if ( RenderCommand::Type::QUAD_COMMAND == commandType )
{
//Draw if we have batched other commands which are not quad command
flush3D();
flushTriangles();
//Process quad command
auto cmd = static_cast<QuadCommand*>(command);
//Draw batched quads if necessary
if(cmd->isSkipBatching()|| (_numberQuads + cmd->getQuadCount()) * 4 > VBO_SIZE )
{
CCASSERT(cmd->getQuadCount()>= 0 && cmd->getQuadCount() * 4 < VBO_SIZE, "VBO for vertex is not big enough, please break the data down or use customized render command");
//Draw batched quads if VBO is full
drawBatchedQuads();
}
//Batch Quads
_batchQuadCommands.push_back(cmd);
fillQuads(cmd);
if(cmd->isSkipBatching())
{
drawBatchedQuads();
}
}
else if (RenderCommand::Type::MESH_COMMAND == commandType)
{
flush2D();
auto cmd = static_cast<MeshCommand*>(command);
if (cmd->isSkipBatching() || _lastBatchedMeshCommand == nullptr || _lastBatchedMeshCommand->getMaterialID() != cmd->getMaterialID())
{
flush3D();
if(cmd->isSkipBatching())
{
cmd->execute();
}
else
{
cmd->preBatchDraw();
cmd->batchDraw();
_lastBatchedMeshCommand = cmd;
}
}
else
{
cmd->batchDraw();
}
}
else if(RenderCommand::Type::GROUP_COMMAND == commandType)
{
flush();
int renderQueueID = ((GroupCommand*) command)->getRenderQueueID();
visitRenderQueue(_renderGroups[renderQueueID]);
}
else if(RenderCommand::Type::CUSTOM_COMMAND == commandType)
{
flush();
auto cmd = static_cast<CustomCommand*>(command);
cmd->execute();
}
else if(RenderCommand::Type::BATCH_COMMAND == commandType)
{
flush();
auto cmd = static_cast<BatchCommand*>(command);
cmd->execute();
}
else if(RenderCommand::Type::BEGIN_SCISSOR_COMMAND == commandType)
{
flush();
command->execute<BeginScissorCommand>();
}
else if(RenderCommand::Type::END_SCISSOR_COMMAND == commandType)
{
flush();
command->execute<EndScissorCommand>();
}
else if(RenderCommand::Type::BEGIN_STENCIL_COMMAND == commandType)
{
flush();
command->execute<BeginStencilCommand>();
}
else if(RenderCommand::Type::AFTER_STENCIL_COMMAND == commandType)
{
flush();
command->execute<AfterStencilCommand>();
}
else if(RenderCommand::Type::END_STENCIL_COMMAND == commandType)
{
flush();
command->execute<EndStencilCommand>();
}
else
{
CCLOGERROR("Unknown commands in renderQueue");
}
}