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//
// Copyright (c) 2012-2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// RenderTarget9.cpp: Implements a D3D9-specific wrapper for IDirect3DSurface9
// pointers retained by renderbuffers.
#include "libGLESv2/renderer/d3d/d3d9/RenderTarget9.h"
#include "libGLESv2/renderer/d3d/d3d9/Renderer9.h"
#include "libGLESv2/renderer/d3d/d3d9/renderer9_utils.h"
#include "libGLESv2/renderer/d3d/d3d9/SwapChain9.h"
#include "libGLESv2/renderer/d3d/d3d9/formatutils9.h"
#include "libGLESv2/main.h"
namespace rx
{
RenderTarget9 *RenderTarget9::makeRenderTarget9(RenderTarget *target)
{
ASSERT(HAS_DYNAMIC_TYPE(RenderTarget9*, target));
return static_cast<RenderTarget9*>(target);
}
void RenderTarget9::invalidate(GLint x, GLint y, GLsizei width, GLsizei height)
{
// Currently a no-op
}
// TODO: AddRef the incoming surface to take ownership instead of expecting that its ref is being given.
TextureRenderTarget9::TextureRenderTarget9(IDirect3DSurface9 *surface, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth,
GLsizei samples)
: mWidth(width),
mHeight(height),
mDepth(depth),
mInternalFormat(internalFormat),
mActualFormat(internalFormat),
mSamples(samples),
mRenderTarget(surface)
{
ASSERT(mDepth == 1);
if (mRenderTarget)
{
D3DSURFACE_DESC description;
mRenderTarget->GetDesc(&description);
const d3d9::D3DFormat &d3dFormatInfo = d3d9::GetD3DFormatInfo(description.Format);
mActualFormat = d3dFormatInfo.internalFormat;
}
}
TextureRenderTarget9::~TextureRenderTarget9()
{
SafeRelease(mRenderTarget);
}
GLsizei TextureRenderTarget9::getWidth() const
{
return mWidth;
}
GLsizei TextureRenderTarget9::getHeight() const
{
return mHeight;
}
GLsizei TextureRenderTarget9::getDepth() const
{
return mDepth;
}
GLenum TextureRenderTarget9::getInternalFormat() const
{
return mInternalFormat;
}
GLenum TextureRenderTarget9::getActualFormat() const
{
return mActualFormat;
}
GLsizei TextureRenderTarget9::getSamples() const
{
return mSamples;
}
IDirect3DSurface9 *TextureRenderTarget9::getSurface()
{
// Caller is responsible for releasing the returned surface reference.
// TODO: remove the AddRef to match RenderTarget11
if (mRenderTarget)
{
mRenderTarget->AddRef();
}
return mRenderTarget;
}
SurfaceRenderTarget9::SurfaceRenderTarget9(SwapChain9 *swapChain, bool depth)
: mSwapChain(swapChain),
mDepth(depth)
{
}
SurfaceRenderTarget9::~SurfaceRenderTarget9()
{
}
GLsizei SurfaceRenderTarget9::getWidth() const
{
return mSwapChain->getWidth();
}
GLsizei SurfaceRenderTarget9::getHeight() const
{
return mSwapChain->getHeight();
}
GLsizei SurfaceRenderTarget9::getDepth() const
{
return 1;
}
GLenum SurfaceRenderTarget9::getInternalFormat() const
{
return (mDepth ? mSwapChain->GetDepthBufferInternalFormat() : mSwapChain->GetBackBufferInternalFormat());
}
GLenum SurfaceRenderTarget9::getActualFormat() const
{
return d3d9::GetD3DFormatInfo(d3d9::GetTextureFormatInfo(getInternalFormat()).texFormat).internalFormat;
}
GLsizei SurfaceRenderTarget9::getSamples() const
{
// Our EGL surfaces do not support multisampling.
return 0;
}
IDirect3DSurface9 *SurfaceRenderTarget9::getSurface()
{
return (mDepth ? mSwapChain->getDepthStencil() : mSwapChain->getRenderTarget());
}
}
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