genesis-3d_engine/Engine/addons/posteffects/twirl/PostEffectTwirlRenderer.cc
zhongdaohuan 6e8fbca745 genesis-3d engine version 1.3.
match the genesis editor version 1.3.0.653.
2014-05-05 14:50:33 +08:00

85 lines
2.3 KiB
C++

#include "stdneb.h"
#include "PostEffectTwirlRenderer.h"
#include "GraphicSystem.h"
namespace Addons
{
using namespace Graphic;
__ImplementClass(PostEffectTwirlRenderer,'APET',QuadRenderer)
PostEffectTwirlRenderer::PostEffectTwirlRenderer() : m_twirlRotation(0.0f)
{
}
PostEffectTwirlRenderer::~PostEffectTwirlRenderer()
{
}
void PostEffectTwirlRenderer::Setup()
{
}
void PostEffectTwirlRenderer::RenderObj(const Ptr<Graphic::Renderable>& renderable, bool surface /* = false */,const Ptr<Graphic::Material>& customizedMat /* = 0 */)
{
if (customizedMat.isvalid())
{
return;
}
int numDraCall = 2;
for (SizeT i = 0; i< numDraCall; ++i)
{
const Ptr<Graphic::QuadRenderable>& quadrenderable = renderable.downcast<Graphic::QuadRenderable>();
n_assert(quadrenderable.isvalid())
GlobalMaterialParam* pGMP = Material::GetGlobalMaterialParams();
if (i == numDraCall - 1)
{
Graphic::GraphicSystem::Instance()->SetRenderTarget(quadrenderable->GetOwnerCamera()->GetRenderToTexture(),0,RenderBase::RenderTarget::ClearAll);
}
else
{
Graphic::GraphicSystem::Instance()->SetRenderTarget(quadrenderable->GetOwnerCamera()->GetSwapTexture(),0,RenderBase::RenderTarget::ClearAll);
}
pGMP->SetMatrixParam(eGShaderMatM,matrix44::identity());
if (surface)
{
const MaterialParamList& mpl = quadrenderable->GetMaterial()->GetParamList();
//init material,hack!
for( SizeT paramIndex = 0; paramIndex < mpl.Size(); ++paramIndex)
{
Util::String paramName = mpl[paramIndex]->GetName();
if (paramName == Util::String("_twirl_rotation"))
{
static_cast<MaterialParamFloat*>(mpl[paramIndex])->SetValue(m_twirlRotation);
}
}
//hack end
const Util::Array<Ptr<MaterialPass>>& passList = quadrenderable->GetMaterial()->GetTech()->GetPassList();
const Ptr<MaterialPass>& pass = passList[i];
SetMaterialParams(mpl,pass);
const Ptr<RenderBase::RenderStateObject>& rso = pass->GetRenderStateObject();
if (rso.isvalid())
{
GraphicSystem::Instance()->SetRenderState(rso);
}
else
{
n_error("you must set renderstate in quad!");
}
GraphicSystem::Instance()->SetShaderProgram(pass->GetGPUProgramHandle());
}
GraphicSystem::Instance()->DrawPrimitive(quadrenderable->GetQuadHandle());
}
}
}