genesis-3d_engine/Engine/addons/posteffects/blur/PostEffectBlurRenderer.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

95 lines
2.9 KiB
C++

#include "stdneb.h"
#include "PostEffectBlurRenderer.h"
#include "GraphicSystem.h"
namespace Addons
{
using namespace Graphic;
__ImplementClass(PostEffectBlurRenderer,'APEB',QuadRenderer)
PostEffectBlurRenderer::PostEffectBlurRenderer()
{
m_bRTBinded = false;
}
PostEffectBlurRenderer::~PostEffectBlurRenderer()
{
m_blurVertAndHori.Clear();
}
void PostEffectBlurRenderer::Setup()
{
Ptr<Graphic::RenderToTexture> blurVert = Graphic::RenderToTexture::Create();
blurVert->Setup(512,512,RenderBase::PixelFormat::A32B32G32R32F, RenderBase::RenderTarget::ClearAll, Math::float4(0.f,0.f,0.f,1.f), false);
Ptr<Graphic::RenderToTexture> blurHori = Graphic::RenderToTexture::Create();
blurHori->Setup(512,512,RenderBase::PixelFormat::A32B32G32R32F, RenderBase::RenderTarget::ClearAll, Math::float4(0.f,0.f,0.f,1.f), false);
m_blurVertAndHori.Append(blurVert);
m_blurVertAndHori.Append(blurHori);
}
void PostEffectBlurRenderer::RenderObj(const Ptr<Graphic::Renderable>& renderable, bool surface /* = false */,const Ptr<Graphic::Material>& customizedMat /* = 0 */)
{
for (SizeT i = 0; i< 3; ++i)
{
const Ptr<Graphic::QuadRenderable>& quadrenderable = renderable.downcast<Graphic::QuadRenderable>();
n_assert(quadrenderable.isvalid())
if (i == 2)
{
Graphic::GraphicSystem::Instance()->SetRenderTarget(quadrenderable->GetOwnerCamera()->GetRenderToTexture());
}
else
{
Graphic::GraphicSystem::Instance()->SetRenderTarget(m_blurVertAndHori[i]);
}
GlobalMaterialParam* pGMP = Material::GetGlobalMaterialParams();
pGMP->SetMatrixParam(eGShaderMatM,matrix44::identity());
if (surface)
{
const MaterialParamList& mpl = quadrenderable->GetMaterial()->GetParamList();
//init material,hack!
if (!m_bRTBinded)
{
for( SizeT i = 0; i < mpl.Size(); ++i)
{
Util::String paramName = mpl[i]->GetName();
if (paramName == Util::String("_blurVertMap"))
{
static_cast<MaterialParamTex2D*>(mpl[i])->SetHandle(m_blurVertAndHori[0]->GetTextureHandle());
}
if (paramName == Util::String("_blurHoriMap"))
{
static_cast<MaterialParamTex2D*>(mpl[i])->SetHandle(m_blurVertAndHori[1]->GetTextureHandle());
}
}
m_bRTBinded = true;
}
//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());
}
}
}