gs_device::gs_device(gs_init_data *data)
: curRenderTarget (NULL),
curZStencilBuffer (NULL),
curRenderSide (0),
curIndexBuffer (NULL),
curVertexBuffer (NULL),
curVertexShader (NULL),
curPixelShader (NULL),
curSwapChain (&defaultSwap),
zstencilStateChanged (true),
rasterStateChanged (true),
blendStateChanged (true),
curDepthStencilState (NULL),
curRasterState (NULL),
curBlendState (NULL),
curToplogy (D3D11_PRIMITIVE_TOPOLOGY_UNDEFINED)
{
ComPtr<IDXGIAdapter1> adapter;
matrix4_identity(&curProjMatrix);
matrix4_identity(&curViewMatrix);
matrix4_identity(&curViewProjMatrix);
memset(&viewport, 0, sizeof(viewport));
for (size_t i = 0; i < GS_MAX_TEXTURES; i++) {
curTextures[i] = NULL;
curSamplers[i] = NULL;
}
InitFactory(data->adapter, adapter.Assign());
InitDevice(data, adapter);
device_set_render_target(this, NULL, NULL);
}
void device_load_swapchain(gs_device_t device, gs_swapchain_t swapchain)
{
gs_texture_t target = device->curRenderTarget;
gs_zstencil_t zs = device->curZStencilBuffer;
bool is_cube = device->curRenderTarget->type == GS_TEXTURE_CUBE;
if (target == &device->curSwapChain->target)
target = NULL;
if (zs == &device->curSwapChain->zs)
zs = NULL;
if (swapchain == NULL)
swapchain = &device->defaultSwap;
device->curSwapChain = swapchain;
if (is_cube)
device_set_cube_render_target(device, target,
device->curRenderSide, zs);
else
device_set_render_target(device, target, zs);
}
gs_device::gs_device(const gs_init_data *data)
: curSwapChain (&defaultSwap),
curToplogy (D3D11_PRIMITIVE_TOPOLOGY_UNDEFINED)
{
ComPtr<IDXGIAdapter1> adapter;
matrix4_identity(&curProjMatrix);
matrix4_identity(&curViewMatrix);
matrix4_identity(&curViewProjMatrix);
memset(&viewport, 0, sizeof(viewport));
for (size_t i = 0; i < GS_MAX_TEXTURES; i++) {
curTextures[i] = NULL;
curSamplers[i] = NULL;
}
InitCompiler();
InitFactory(data->adapter, adapter.Assign());
InitDevice(data, adapter);
device_set_render_target(this, NULL, NULL);
}