Moves copyToRenderTarget operation into texture storage object.
TRAC #21910
Signed-off-by: Daniel Koch
Author: Shannon Woods
git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1373 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/renderer/TextureStorage.cpp b/src/libGLESv2/renderer/TextureStorage.cpp
index 2b10ae8..a2afc3c 100644
--- a/src/libGLESv2/renderer/TextureStorage.cpp
+++ b/src/libGLESv2/renderer/TextureStorage.cpp
@@ -153,6 +153,50 @@
return mLodOffset;
}
+int TextureStorage::levelCount()
+{
+ return getBaseTexture() ? getBaseTexture()->GetLevelCount() - getLodOffset() : 0;
+}
+
+bool TextureStorage::copyToRenderTarget(IDirect3DSurface9 *dest, IDirect3DSurface9 *source, bool fromManaged)
+{
+ if (source && dest)
+ {
+ HRESULT result = D3DERR_OUTOFVIDEOMEMORY;
+ renderer::Renderer9 *renderer = getDisplay()->getRenderer();
+ IDirect3DDevice9 *device = renderer->getDevice(); // D3D9_REPLACE
+
+ if (fromManaged)
+ {
+ D3DSURFACE_DESC desc;
+ source->GetDesc(&desc);
+
+ IDirect3DSurface9 *surf = 0;
+ result = device->CreateOffscreenPlainSurface(desc.Width, desc.Height, desc.Format, D3DPOOL_SYSTEMMEM, &surf, NULL);
+
+ if (SUCCEEDED(result))
+ {
+ Image::CopyLockableSurfaces(surf, source);
+ result = device->UpdateSurface(surf, NULL, dest, NULL);
+ surf->Release();
+ }
+ }
+ else
+ {
+ renderer->endScene();
+ result = device->StretchRect(source, NULL, dest, NULL, D3DTEXF_NONE);
+ }
+
+ if (FAILED(result))
+ {
+ ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY);
+ return false;
+ }
+ }
+
+ return true;
+}
+
TextureStorage2D::TextureStorage2D(renderer::SwapChain *swapchain) : TextureStorage(D3DUSAGE_RENDERTARGET), mRenderTargetSerial(RenderbufferStorage::issueSerial())
{
IDirect3DTexture9 *surfaceTexture = swapchain->getOffscreenTexture();
@@ -189,6 +233,31 @@
}
}
+bool TextureStorage2D::copyToRenderTarget(TextureStorage2D *dest, TextureStorage2D *source)
+{
+ bool result = false;
+
+ if (source && dest)
+ {
+ int levels = source->levelCount();
+ for (int i = 0; i < levels; ++i)
+ {
+ IDirect3DSurface9 *srcSurf = source->getSurfaceLevel(i, false);
+ IDirect3DSurface9 *dstSurf = dest->getSurfaceLevel(i, false);
+
+ result = TextureStorage::copyToRenderTarget(dstSurf, srcSurf, source->isManaged());
+
+ if (srcSurf) srcSurf->Release();
+ if (dstSurf) dstSurf->Release();
+
+ if (!result)
+ return false;
+ }
+ }
+
+ return result;
+}
+
// Increments refcount on surface.
// caller must Release() the returned surface
IDirect3DSurface9 *TextureStorage2D::getSurfaceLevel(int level, bool dirty)
@@ -251,6 +320,34 @@
}
}
+bool TextureStorageCubeMap::copyToRenderTarget(TextureStorageCubeMap *dest, TextureStorageCubeMap *source)
+{
+ bool result = false;
+
+ if (source && dest)
+ {
+ int levels = source->levelCount();
+ for (int f = 0; f < 6; f++)
+ {
+ for (int i = 0; i < levels; i++)
+ {
+ IDirect3DSurface9 *srcSurf = source->getCubeMapSurface(GL_TEXTURE_CUBE_MAP_POSITIVE_X + f, i, false);
+ IDirect3DSurface9 *dstSurf = dest->getCubeMapSurface(GL_TEXTURE_CUBE_MAP_POSITIVE_X + f, i, true);
+
+ result = TextureStorage::copyToRenderTarget(dstSurf, srcSurf, source->isManaged());
+
+ if (srcSurf) srcSurf->Release();
+ if (dstSurf) dstSurf->Release();
+
+ if (!result)
+ return false;
+ }
+ }
+ }
+
+ return result;
+}
+
// Increments refcount on surface.
// caller must Release() the returned surface
IDirect3DSurface9 *TextureStorageCubeMap::getCubeMapSurface(GLenum faceTarget, int level, bool dirty)