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Diffstat (limited to 'o3d/gpu/command_buffer/service/render_surface_d3d9.h')
-rw-r--r-- | o3d/gpu/command_buffer/service/render_surface_d3d9.h | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/o3d/gpu/command_buffer/service/render_surface_d3d9.h b/o3d/gpu/command_buffer/service/render_surface_d3d9.h new file mode 100644 index 0000000..4769f1f --- /dev/null +++ b/o3d/gpu/command_buffer/service/render_surface_d3d9.h @@ -0,0 +1,161 @@ +/* + * Copyright 2009, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + + +#ifndef GPU_COMMAND_BUFFER_SERVICE_RENDER_SURFACE_D3D9_H_ +#define GPU_COMMAND_BUFFER_SERVICE_RENDER_SURFACE_D3D9_H_ + +// This file contains the definition of the D3D9 versions of +// render surface-related resource classes. + +#include <d3d9.h> +#include "base/scoped_ptr.h" +#include "gpu/command_buffer/common/gapi_interface.h" +#include "gpu/command_buffer/service/resource.h" +#include "gpu/command_buffer/service/d3d9_utils.h" +#include "gpu/command_buffer/service/texture_d3d9.h" + +namespace command_buffer { +namespace o3d { + +class GAPID3D9; + +// The RenderSurfaceD3D class represents a render surface resource in the d3d +// backend of the command buffer server. +class RenderSurfaceD3D9 : public RenderSurface { + public: + + // Creates a render surface resource based on D3D. + // Parameters: + // width - width of the surface to be created. Must match width of texture + // at mip_level. + // height - height of the surface to be created. Must match width of + // texture at mip_level. + // mip_level - mip level of the texture to which the render surface maps. + // side - side of a cube if texture is a cube texture. Does not apply to + // texture 2d's. + // texture - the texture to which this render surface maps. Not owned by + // the RenderSurfaceD3D9. + // direct3d_surface - a surface to be used as this render surface's + // rendering surface. The new RenderSurfaceD3D9 will own the + // direct3d_surface. + RenderSurfaceD3D9(int width, + int height, + int mip_level, + int side, + TextureD3D9 *texture, + IDirect3DSurface9 *direct3d_surface); + + // Destructor for the render surface. + virtual ~RenderSurfaceD3D9() {} + + // Performs the setup necessary to create a render surface resource based on + // D3D and returns a new one if possibe. + // Parameters: + // gapi - the gapi interface to D3D. + // width - width of the surface to be created. Must match width of texture + // at mip_level. + // height - height of the surface to be created. Must match width of + // texture at mip_level. + // mip_level - mip level of the texture to which the render surface maps. + // side - side of a cube if texture is a cube texture. Does not apply to + // texture 2d's. + // texture - the texture to which this render surface maps. + // Returns: + // a new RenderSurfaceD3D9 or NULL on failure + static RenderSurfaceD3D9* Create(GAPID3D9 *gapi, + int width, + int height, + int mip_level, + int side, + TextureD3D9 *texture); + + // Returns a reference to the actual direct3d surface that is rendered to. + IDirect3DSurface9* direct3d_surface() const { + return direct3d_surface_; + } + private: + CComPtr<IDirect3DSurface9> direct3d_surface_; + int width_; + int height_; + int mip_level_; + TextureD3D9 *texture_; + DISALLOW_COPY_AND_ASSIGN(RenderSurfaceD3D9); +}; + +// The RenderDepthStencilSurfaceD3D class represents a depth stencil surface +// resource in the d3d backend of the command buffer server. +class RenderDepthStencilSurfaceD3D9 : public RenderDepthStencilSurface { + public: + + // Creates a depth stencil surface resource based on D3D. + // Parameters: + // width - width of the surface to be created. + // height - height of the surface to be created. + // direct3d_surface - a surface to be used as this depth stencil surface's + // rendering rendering surface. The new RenderDepthStencilSurfaceD3D9 + // will own the direct3d_surface. + RenderDepthStencilSurfaceD3D9(int width, + int height, + IDirect3DSurface9 *direct3d_surface); + + // Destructor for the depth stencil surface. + virtual ~RenderDepthStencilSurfaceD3D9() {} + + + // Performs the setup necessary to create a depth stencil surface resource + // based on D3D and returns a new one if possibe. + // Parameters: + // gapi - the gapi interface to D3D. + // width - width of the surface to be created. + // height - height of the surface to be created. + // Returns: + // a new RenderDepthStencilSurfaceD3D9 or NULL on failure. + static RenderDepthStencilSurfaceD3D9* Create(GAPID3D9 *gapi, + int width, + int height); + + // Returns a reference to the actual direct3d surface that is rendered to. + IDirect3DSurface9* direct3d_surface() const { + return direct3d_surface_; + } + private: + CComPtr<IDirect3DSurface9> direct3d_surface_; + int width_; + int height_; + DISALLOW_COPY_AND_ASSIGN(RenderDepthStencilSurfaceD3D9); +}; + +} // namespace o3d +} // namespace command_buffer + +#endif // GPU_COMMAND_BUFFER_SERVICE_RENDER_SURFACE_D3D9_H_ + |