void PUBillboardChain::render( Renderer* renderer, const Mat4 &transform, ParticleSystem3D* particleSystem )
{
auto camera = Camera::getVisitingCamera();
auto cameraMat = camera->getNodeToWorldTransform();
if (!_chainSegmentList.empty())
{
updateVertexBuffer(cameraMat);
updateIndexBuffer();
if (!_vertices.empty() && !_indices.empty())
{
GLuint texId = this->getTextureName();
_stateBlock->setBlendFunc(particleSystem->getBlendFunc());
_meshCommand->init(0,
texId,
_glProgramState,
_stateBlock,
_vertexBuffer->getVBO(),
_indexBuffer->getVBO(),
GL_TRIANGLES,
GL_UNSIGNED_SHORT,
_indices.size(),
transform,
Node::FLAGS_RENDER_AS_3D);
_meshCommand->setSkipBatching(true);
_meshCommand->setTransparent(true);
_glProgramState->setUniformVec4("u_color", Vec4(1,1,1,1));
renderer->addCommand(_meshCommand);
}
}
}
//-----------------------------------------------------------------------
void BillboardChain::_updateRenderQueue(RenderQueue* queue)
{
updateIndexBuffer();
if (mIndexData->indexCount > 0)
{
if (mRenderQueueIDSet)
queue->addRenderable(this, mRenderQueueID);
else
queue->addRenderable(this);
}
}
void TMXLayer::draw(Renderer *renderer, const Mat4& transform, uint32_t flags)
{
updateTotalQuads();
if( flags != 0 || _dirty || _quadsDirty )
{
Size s = Director::getInstance()->getWinSize();
auto rect = Rect(0, 0, s.width, s.height);
Mat4 inv = transform;
inv.inverse();
rect = RectApplyTransform(rect, inv);
updateTiles(rect);
updateIndexBuffer();
updatePrimitives();
_dirty = false;
}
if(_renderCommands.size() < static_cast<size_t>(_primitives.size()))
{
_renderCommands.resize(_primitives.size());
}
_texture->prepareDraw();
int index = 0;
for(const auto& iter : _primitives)
{
if(iter.second->getCount() > 0)
{
auto& cmd = _renderCommands[index++];
//修改混合模式，满足美术需求和PS一样 added by tokentong 20150327
cmd.init(iter.first, _texture->getName(), getGLProgramState(), BlendFunc::ALPHA_PREMULTIPLIED, iter.second, _modelViewTransform, flags);
renderer->addCommand(&cmd);
}
}
}