obs-studio/libobs-d3d11/d3d11-zstencilbuffer.cpp

59 lines
1.9 KiB
C++

/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#include "d3d11-subsystem.hpp"
void gs_zstencil_buffer::InitBuffer()
{
HRESULT hr;
memset(&td, 0, sizeof(td));
td.Width = width;
td.Height = height;
td.MipLevels = 1;
td.ArraySize = 1;
td.Format = dxgiFormat;
td.BindFlags = D3D11_BIND_DEPTH_STENCIL;
td.SampleDesc.Count = 1;
td.Usage = D3D11_USAGE_DEFAULT;
hr = device->device->CreateTexture2D(&td, NULL, texture.Assign());
if (FAILED(hr))
throw HRError("Failed to create depth stencil texture", hr);
memset(&dsvd, 0, sizeof(dsvd));
dsvd.Format = dxgiFormat;
dsvd.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2D;
hr = device->device->CreateDepthStencilView(texture, &dsvd,
view.Assign());
if (FAILED(hr))
throw HRError("Failed to create depth stencil view", hr);
}
gs_zstencil_buffer::gs_zstencil_buffer(gs_device_t *device, uint32_t width,
uint32_t height,
gs_zstencil_format format)
: gs_obj(device, gs_type::gs_zstencil_buffer),
width(width),
height(height),
format(format),
dxgiFormat(ConvertGSZStencilFormat(format))
{
InitBuffer();
}