diff options
Diffstat (limited to 'o3d/command_buffer/service/render_surface_d3d9.cc')
| -rw-r--r-- | o3d/command_buffer/service/render_surface_d3d9.cc | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/o3d/command_buffer/service/render_surface_d3d9.cc b/o3d/command_buffer/service/render_surface_d3d9.cc new file mode 100644 index 0000000..daa5ee2 --- /dev/null +++ b/o3d/command_buffer/service/render_surface_d3d9.cc @@ -0,0 +1,229 @@ +/* + * 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. + */ + + +// This file implements the D3D9 versions of the render surface resources, +// as well as the related GAPID3D9 function implementations. + +#include "command_buffer/service/render_surface_d3d9.h" +#include "command_buffer/service/gapi_d3d9.h" +#include "command_buffer/service/texture_d3d9.h" + + +namespace command_buffer { +namespace o3d { + +RenderSurfaceD3D9::RenderSurfaceD3D9(int width, + int height, + int mip_level, + int side, + TextureD3D9 *texture, + IDirect3DSurface9 *direct3d_surface) + : width_(width), + height_(height), + mip_level_(mip_level), + texture_(texture), + direct3d_surface_(direct3d_surface) { + DCHECK_GT(width, 0); + DCHECK_GT(height, 0); + DCHECK_GT(mip_level, -1); + DCHECK(texture); +} + +RenderSurfaceD3D9* RenderSurfaceD3D9::Create(GAPID3D9 *gapi, + int width, + int height, + int mip_level, + int side, + TextureD3D9 *texture) { + DCHECK(gapi); + DCHECK_GT(width, 0); + DCHECK_GT(height, 0); + DCHECK_GT(mip_level, -1); + DCHECK(texture); + CComPtr<IDirect3DSurface9> direct3d_surface_handle; + bool success = + texture->CreateRenderSurface(width, height, mip_level, side, + &direct3d_surface_handle); + if (!success || direct3d_surface_handle == NULL) { + // If the surface was not created properly, delete and return nothing. + return NULL; + } + RenderSurfaceD3D9 *render_surface = + new RenderSurfaceD3D9(width, + height, + mip_level, + side, + texture, + direct3d_surface_handle); + return render_surface; +} + +RenderDepthStencilSurfaceD3D9::RenderDepthStencilSurfaceD3D9( + int width, + int height, + IDirect3DSurface9 *direct3d_surface) + : width_(width), + height_(height), + direct3d_surface_(direct3d_surface) { + DCHECK_GT(width, 0); + DCHECK_GT(height, 0); +} + +RenderDepthStencilSurfaceD3D9* RenderDepthStencilSurfaceD3D9::Create( + GAPID3D9 *gapi, + int width, + int height) { + DCHECK(gapi); + DCHECK_GT(width, 0); + DCHECK_GT(height, 0); + + CComPtr<IDirect3DSurface9> direct3d_surface; + gapi->d3d_device()->CreateDepthStencilSurface( + width, + height, + D3DFMT_D24S8, // d3d format + D3DMULTISAMPLE_NONE, // multisampling type + 0, // multisample quality level + FALSE, // z-buffer discarding disabled + &direct3d_surface, + NULL); // This parameter is required to be NULL. + if (direct3d_surface == NULL) { + return NULL; + } + RenderDepthStencilSurfaceD3D9 *depth_stencil = + new RenderDepthStencilSurfaceD3D9(width, height, direct3d_surface); + return depth_stencil; +} + +// GAPI Interface functions --------------------------------------------------- + +// Copies the data from a texture resource. +parse_error::ParseError GAPID3D9::CreateRenderSurface( + ResourceId id, + unsigned int width, + unsigned int height, + unsigned int mip_level, + unsigned int side, + ResourceId texture_id) { + if (id == current_surface_id_) { + // This will delete the current surface which would be bad. + return parse_error::kParseInvalidArguments; + } + TextureD3D9 *texture = textures_.Get(texture_id); + if (!texture->render_surfaces_enabled()) { + return parse_error::kParseInvalidArguments; + } else { + RenderSurfaceD3D9 *render_surface = RenderSurfaceD3D9::Create(this, + width, + height, + mip_level, + side, + texture); + if (render_surface == NULL) { + return parse_error::kParseInvalidArguments; + } + render_surfaces_.Assign(id, render_surface); + } + return parse_error::kParseNoError; +} + +parse_error::ParseError GAPID3D9::DestroyRenderSurface(ResourceId id) { + if (id == current_surface_id_) { + return parse_error::kParseInvalidArguments; + } + return render_surfaces_.Destroy(id) ? + parse_error::kParseNoError : + parse_error::kParseInvalidArguments; +} + +parse_error::ParseError GAPID3D9::CreateDepthSurface( + ResourceId id, + unsigned int width, + unsigned int height) { + if (id == current_depth_surface_id_) { + // This will delete the current surface which would be bad. + return parse_error::kParseInvalidArguments; + } + RenderDepthStencilSurfaceD3D9 *depth_surface = + RenderDepthStencilSurfaceD3D9::Create(this, width, height); + if (depth_surface == NULL) { + return parse_error::kParseInvalidArguments; + } + depth_surfaces_.Assign(id, depth_surface); + return parse_error::kParseNoError; +} + +parse_error::ParseError GAPID3D9::DestroyDepthSurface(ResourceId id) { + if (id == current_depth_surface_id_) { + return parse_error::kParseInvalidArguments; + } + return depth_surfaces_.Destroy(id) ? + parse_error::kParseNoError : + parse_error::kParseInvalidArguments; +} + +parse_error::ParseError GAPID3D9::SetRenderSurface( + ResourceId render_surface_id, + ResourceId depth_stencil_id) { + RenderSurfaceD3D9 *d3d_render_surface = + render_surfaces_.Get(render_surface_id); + RenderDepthStencilSurfaceD3D9 *d3d_render_depth_surface = + depth_surfaces_.Get(depth_stencil_id); + + if (d3d_render_surface == NULL && d3d_render_depth_surface == NULL) { + return parse_error::kParseInvalidArguments; + } + + IDirect3DSurface9 *d3d_surface = + d3d_render_surface ? d3d_render_surface->direct3d_surface() : NULL; + IDirect3DSurface9 *d3d_depth_surface = d3d_render_depth_surface ? + d3d_render_depth_surface->direct3d_surface() : NULL; + + // Get the device and set the render target and the depth stencil surface. + IDirect3DDevice9 *device = this->d3d_device(); + + HR(device->SetRenderTarget(0, d3d_surface)); + HR(device->SetDepthStencilSurface(d3d_depth_surface)); + current_surface_id_ = render_surface_id; + current_depth_surface_id_ = depth_stencil_id; + return parse_error::kParseNoError; +} + +void GAPID3D9::SetBackSurfaces() { + // Get the device and set the render target and the depth stencil surface. + IDirect3DDevice9 *device = this->d3d_device(); + HR(d3d_device()->SetRenderTarget(0, back_buffer_surface_)); + HR(d3d_device()->SetDepthStencilSurface(back_buffer_depth_surface_)); +} + +} // namespace o3d +} // namespace command_buffer |