void IRenderer::mFunction_GraphicObj_RenderTriangle2DInList(std::vector<IGraphicObject*>* pList)
{
//prepare to draw , various settings.....
ID3D11Buffer* tmp_pVB = NULL;
ITextureManager* pTexMgr = GetScene()->GetTextureMgr();
mFunction_SetRasterState(NOISE_FILLMODE_SOLID, NOISE_CULLMODE_NONE);
for (UINT i = 0;i < pList->size();i++)
{
//----------------------1,draw common triangle----------------------
tmp_pVB = pList->at(i)->m_pVB_GPU[NOISE_GRAPHIC_OBJECT_TYPE_TRIANGLE_2D];
g_pImmediateContext->IASetInputLayout(g_pVertexLayout_Simple);
g_pImmediateContext->IASetVertexBuffers(0, 1, &tmp_pVB, &c_VBstride_Simple, &c_VBoffset);
g_pImmediateContext->IASetIndexBuffer(NULL, DXGI_FORMAT_R32_UINT, 0);
g_pImmediateContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
UINT j = 0, vCount = 0;
//traverse all region list , to decide use which tech to draw (textured or not)
m_pFX_Tech_Solid2D->GetPassByIndex(0)->Apply(0, g_pImmediateContext);
vCount = pList->at(i)->GetTriangle2DCount() * 3;
if (vCount>0)g_pImmediateContext->Draw(pList->at(i)->GetTriangle2DCount() * 3, 0);
//---------------------2,draw rectangles---------------------
tmp_pVB = pList->at(i)->m_pVB_GPU[NOISE_GRAPHIC_OBJECT_TYPE_RECT_2D];
g_pImmediateContext->IASetInputLayout(g_pVertexLayout_Simple);
g_pImmediateContext->IASetVertexBuffers(0, 1, &tmp_pVB, &c_VBstride_Simple, &c_VBoffset);
g_pImmediateContext->IASetIndexBuffer(NULL, DXGI_FORMAT_R32_UINT, 0);
g_pImmediateContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
for (auto tmpRegion : *(pList->at(i)->m_pRectSubsetInfoList))
{
//if current Rectangle disable Texture ,then draw in a solid way
//thus validate the UID first
if (pTexMgr->FindUid(tmpRegion.texName)==FALSE)
{
//draw with solid texture
m_pFX_Tech_Solid2D->GetPassByIndex(0)->Apply(0, g_pImmediateContext);
}
else
{
//------Draw 2D Common Texture-----
mFunction_GraphicObj_Update_RenderTextured2D(tmpRegion.texName);
m_pFX_Tech_Textured2D->GetPassByIndex(0)->Apply(0, g_pImmediateContext);
}
//draw
vCount = tmpRegion.vertexCount;
if (vCount>0)g_pImmediateContext->Draw(tmpRegion.vertexCount, tmpRegion.startID);
}
}
//清空渲染列表
pList->clear();
}
