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// Geometric Tools, LLC
// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.0 (2010/01/01)
#include "Wm5GraphicsPCH.h"
#include "Wm5RenderTarget.h"
#include "Wm5Renderer.h"
using namespace Wm5;
WM5_IMPLEMENT_RTTI(Wm5, Object, RenderTarget);
WM5_IMPLEMENT_STREAM(RenderTarget);
WM5_IMPLEMENT_FACTORY(RenderTarget);
//----------------------------------------------------------------------------
RenderTarget::RenderTarget (int numTargets, Texture::Format tformat,
int width, int height, bool hasMipmaps, bool hasDepthStencil)
:
mNumTargets(numTargets),
mHasMipmaps(hasMipmaps)
{
assertion(mNumTargets > 0, "Number of targets must be at least one.\n");
mColorTextures = new1<Texture2DPtr>(mNumTargets);
int i;
for (i = 0; i < mNumTargets; ++i)
{
mColorTextures[i] = new0 Texture2D(tformat, width, height,
(hasMipmaps ? 0 : 1), Buffer::BU_RENDERTARGET);
}
if (hasDepthStencil)
{
mDepthStencilTexture = new0 Texture2D(Texture::TF_D24S8,
width, height, 1, Buffer::BU_DEPTHSTENCIL);
}
}
//----------------------------------------------------------------------------
RenderTarget::~RenderTarget ()
{
Renderer::UnbindAll(this);
delete1(mColorTextures);
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// Name support.
//----------------------------------------------------------------------------
Object* RenderTarget::GetObjectByName (const std::string& name)
{
Object* found = Object::GetObjectByName(name);
if (found)
{
return found;
}
for (int i = 0; i < mNumTargets; ++i)
{
WM5_GET_OBJECT_BY_NAME(mColorTextures[i], name, found);
}
WM5_GET_OBJECT_BY_NAME(mDepthStencilTexture, name, found);
return 0;
}
//----------------------------------------------------------------------------
void RenderTarget::GetAllObjectsByName (const std::string& name,
std::vector<Object*>& objects)
{
Object::GetAllObjectsByName(name, objects);
for (int i = 0; i < mNumTargets; ++i)
{
WM5_GET_ALL_OBJECTS_BY_NAME(mColorTextures[i], name, objects);
}
WM5_GET_ALL_OBJECTS_BY_NAME(mDepthStencilTexture, name, objects);
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// Streaming support.
//----------------------------------------------------------------------------
RenderTarget::RenderTarget (LoadConstructor value)
:
Object(value),
mNumTargets(0),
mColorTextures(0),
mHasMipmaps(false)
{
}
//----------------------------------------------------------------------------
void RenderTarget::Load (InStream& source)
{
WM5_BEGIN_DEBUG_STREAM_LOAD(source);
Object::Load(source);
source.ReadPointerRR(mNumTargets, mColorTextures);
source.ReadPointer(mDepthStencilTexture);
source.ReadBool(mHasMipmaps);
WM5_END_DEBUG_STREAM_LOAD(RenderTarget, source);
}
//----------------------------------------------------------------------------
void RenderTarget::Link (InStream& source)
{
Object::Link(source);
for (int i = 0; i < mNumTargets; ++i)
{
source.ResolveLink(mColorTextures[i]);
}
source.ResolveLink(mDepthStencilTexture);
}
//----------------------------------------------------------------------------
void RenderTarget::PostLink ()
{
Object::PostLink();
}
//----------------------------------------------------------------------------
bool RenderTarget::Register (OutStream& target) const
{
if (Object::Register(target))
{
for (int i = 0; i < mNumTargets; ++i)
{
target.Register(mColorTextures[i]);
}
target.Register(mDepthStencilTexture);
return true;
}
return false;
}
//----------------------------------------------------------------------------
void RenderTarget::Save (OutStream& target) const
{
WM5_BEGIN_DEBUG_STREAM_SAVE(target);
Object::Save(target);
target.WritePointerW(mNumTargets, mColorTextures);
target.WritePointer(mDepthStencilTexture);
target.WriteBool(mHasMipmaps);
WM5_END_DEBUG_STREAM_SAVE(RenderTarget, target);
}
//----------------------------------------------------------------------------
int RenderTarget::GetStreamingSize () const
{
int size = Object::GetStreamingSize();
size += mNumTargets*WM5_POINTERSIZE(mColorTextures[0]);
size += WM5_POINTERSIZE(mDepthStencilTexture);
size += WM5_BOOLSIZE(mHasMipmaps);
return size;
}
//----------------------------------------------------------------------------
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