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/*
* 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/win/d3d9/render_surface_d3d9.h"
#include "command_buffer/service/win/d3d9/gapi_d3d9.h"
#include "command_buffer/service/win/d3d9/texture_d3d9.h"
namespace o3d {
namespace command_buffer {
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.
BufferSyncInterface::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 BufferSyncInterface::kParseInvalidArguments;
}
TextureD3D9 *texture = textures_.Get(texture_id);
if (!texture->render_surfaces_enabled()) {
return BufferSyncInterface::kParseInvalidArguments;
} else {
RenderSurfaceD3D9 *render_surface = RenderSurfaceD3D9::Create(this,
width,
height,
mip_level,
side,
texture);
if (render_surface == NULL) {
return BufferSyncInterface::kParseInvalidArguments;
}
render_surfaces_.Assign(id, render_surface);
}
return BufferSyncInterface::kParseNoError;
}
BufferSyncInterface::ParseError GAPID3D9::DestroyRenderSurface(ResourceID id) {
if (id == current_surface_id_) {
return BufferSyncInterface::kParseInvalidArguments;
}
return render_surfaces_.Destroy(id) ?
BufferSyncInterface::kParseNoError :
BufferSyncInterface::kParseInvalidArguments;
}
BufferSyncInterface::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 BufferSyncInterface::kParseInvalidArguments;
}
RenderDepthStencilSurfaceD3D9 *depth_surface =
RenderDepthStencilSurfaceD3D9::Create(this, width, height);
if (depth_surface == NULL) {
return BufferSyncInterface::kParseInvalidArguments;
}
depth_surfaces_.Assign(id, depth_surface);
return BufferSyncInterface::kParseNoError;
}
BufferSyncInterface::ParseError GAPID3D9::DestroyDepthSurface(ResourceID id) {
if (id == current_depth_surface_id_) {
return BufferSyncInterface::kParseInvalidArguments;
}
return depth_surfaces_.Destroy(id) ?
BufferSyncInterface::kParseNoError :
BufferSyncInterface::kParseInvalidArguments;
}
BufferSyncInterface::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 BufferSyncInterface::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 BufferSyncInterface::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 command_buffer
} // namespace o3d
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