Adds cube descendant of TextureStorage11
TRAC #22209
Author: Shannon Woods
Signed-off-by: Nicolas Capens
Signed-off-by: Daniel Koch
git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1649 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/renderer/TextureStorage11.cpp b/src/libGLESv2/renderer/TextureStorage11.cpp
index a45b478..8052bde 100644
--- a/src/libGLESv2/renderer/TextureStorage11.cpp
+++ b/src/libGLESv2/renderer/TextureStorage11.cpp
@@ -225,4 +225,117 @@
}
}
+TextureStorage11_Cube::TextureStorage11_Cube(Renderer *renderer, int levels, GLenum internalformat, GLenum usage, bool forceRenderable, int size)
+ : TextureStorage11(renderer, GetTextureBindFlags(gl_d3d11::ConvertTextureFormat(internalformat), usage, forceRenderable))
+{
+ mTexture = NULL;
+ DXGI_FORMAT format = gl_d3d11::ConvertTextureFormat(internalformat);
+ // if the size is not positive this should be treated as an incomplete texture
+ // we handle that here by skipping the d3d texture creation
+ if (size > 0)
+ {
+ // adjust size if needed for compressed textures
+ int height = size;
+ gl::MakeValidSize(false, gl::IsCompressed(internalformat), &size, &height, &mLodOffset);
+
+ ID3D11Device *device = mRenderer->getDevice();
+
+ D3D11_TEXTURE2D_DESC desc;
+ desc.Width = size;
+ desc.Height = size;
+ desc.MipLevels = levels + mLodOffset;
+ desc.ArraySize = 6;
+ desc.Format = format;
+ desc.SampleDesc.Count = 1;
+ desc.SampleDesc.Quality = 0;
+ desc.Usage = D3D11_USAGE_DEFAULT;
+ desc.BindFlags = getBindFlags();
+ desc.CPUAccessFlags = 0;
+ desc.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE;
+
+ HRESULT result = device->CreateTexture2D(&desc, NULL, &mTexture);
+
+ if (FAILED(result))
+ {
+ ASSERT(result == E_OUTOFMEMORY);
+ ERR("Creating image failed.");
+ error(GL_OUT_OF_MEMORY);
+ }
+ }
+
+ initializeRenderTarget(format, size);
+}
+
+TextureStorage11_Cube::~TextureStorage11_Cube()
+{
+ if (mTexture)
+ mTexture->Release();
+}
+
+TextureStorage11_Cube *TextureStorage11_Cube::makeTextureStorage11_Cube(TextureStorage *storage)
+{
+ ASSERT(dynamic_cast<TextureStorage11_Cube*>(storage) != NULL);
+ return static_cast<TextureStorage11_Cube*>(storage);
+}
+
+RenderTarget *TextureStorage11_Cube::getRenderTarget(GLenum faceTarget) const
+{
+ return mRenderTarget[gl::TextureCubeMap::faceIndex(faceTarget)];
+}
+
+ID3D11Texture2D *TextureStorage11_Cube::getBaseTexture() const
+{
+ return mTexture;
+}
+
+void TextureStorage11_Cube::generateMipmap(int face, int level)
+{
+ // TODO
+ UNIMPLEMENTED();
+}
+
+void TextureStorage11_Cube::initializeRenderTarget(DXGI_FORMAT format, int size)
+{
+ for (int i = 0; i < 6; ++i)
+ {
+ mRenderTarget[i] = NULL;
+ }
+
+ if (mTexture != NULL && isRenderTarget())
+ {
+ if (getBindFlags() & D3D11_BIND_RENDER_TARGET)
+ {
+ // Create render target view -- texture should already be created with
+ // BIND_RENDER_TARGET flag.
+
+ for (int i = 0; i < 6; ++i)
+ {
+ D3D11_RENDER_TARGET_VIEW_DESC rtvDesc;
+ rtvDesc.Format = format;
+ rtvDesc.Texture2DArray.MipSlice = 0;
+ rtvDesc.Texture2DArray.FirstArraySlice = i;
+ rtvDesc.Texture2DArray.ArraySize = 1;
+
+ ID3D11RenderTargetView *renderTargetView;
+ ID3D11Device *device = mRenderer->getDevice();
+ HRESULT result = device->CreateRenderTargetView(mTexture, &rtvDesc, &renderTargetView);
+
+ if (result == E_OUTOFMEMORY)
+ return;
+
+ ASSERT(SUCCESS(result));
+
+ mRenderTarget[i] = new RenderTarget11(mRenderer, renderTargetView, size, size);
+ }
+ }
+ else if (getBindFlags() & D3D11_BIND_DEPTH_STENCIL)
+ {
+ // TODO
+ UNIMPLEMENTED();
+ }
+ else
+ UNREACHABLE();
+ }
+}
+
}
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