More swapchain setup

Caleb Cornett 2023-09-25 22:10:36 -05:00
parent 1770e74931
commit f2490d9734
1 changed files with 172 additions and 5 deletions

View File

@ -251,10 +251,36 @@ static D3D11_TEXTURE_ADDRESS_MODE RefreshToD3D11_SamplerAddressMode[] =
/* Structs */
typedef struct D3D11Texture
{
/* D3D Handles */
ID3D11Resource *handle; /* ID3D11Texture2D* or ID3D11Texture3D* */
ID3D11ShaderResourceView *shaderView;
/* Basic Info */
uint32_t levelCount;
uint8_t isRenderTarget;
/* Dimensions*/
#define REFRESH_D3D11_RENDERTARGET_2D 0
#define REFRESH_D3D11_RENDERTARGET_3D 1
#define REFRESH_D3D11_RENDERTARGET_CUBE 2
uint8_t rtType;
REFRESHNAMELESS union
{
struct
{
uint32_t width;
uint32_t height;
ID3D11View *targetView; /* ID3D11RenderTargetView* or ID3D11DepthStencilView* */
} twod;
};
} D3D11Texture;
typedef struct D3D11SwapchainData
{
IDXGISwapChain *swapchain;
ID3D11RenderTargetView *swapchainRTView;
D3D11Texture texture;
} D3D11SwapchainData;
typedef struct D3D11WindowData
@ -825,12 +851,73 @@ static D3D11WindowData* D3D11_INTERNAL_FetchWindowData(
return (D3D11WindowData*) SDL_GetWindowData(windowHandle, WINDOW_DATA);
}
static uint8_t D3D11_INTERNAL_InitializeSwapchainTexture(
D3D11Renderer *renderer,
IDXGISwapChain *swapchain,
D3D11Texture *pTexture
) {
ID3D11Texture2D *swapchainTexture;
D3D11_RENDER_TARGET_VIEW_DESC rtvDesc;
D3D11_TEXTURE2D_DESC textureDesc;
HRESULT res;
/* Clear all the texture data */
SDL_zerop(pTexture);
/* Grab the buffer from the swapchain */
res = IDXGISwapChain_GetBuffer(
swapchain,
0,
&D3D_IID_ID3D11Texture2D,
(void**) &swapchainTexture
);
ERROR_CHECK_RETURN("Could not get buffer from swapchain!", 0);
/* Create the RTV for the swapchain */
rtvDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2D;
rtvDesc.Texture2D.MipSlice = 0;
res = ID3D11Device_CreateRenderTargetView(
renderer->device,
(ID3D11Resource*) swapchainTexture,
&rtvDesc,
(ID3D11RenderTargetView**) &pTexture->twod.targetView
);
if (FAILED(res))
{
Refresh_LogError(
"Swapchain RTV creation failed. Error Code: %08X",
res
);
ID3D11Texture2D_Release(swapchainTexture);
return 0;
}
/* Fill out the rest of the texture struct */
pTexture->handle = NULL;
pTexture->shaderView = NULL;
pTexture->isRenderTarget = 1;
pTexture->rtType = REFRESH_D3D11_RENDERTARGET_2D;
ID3D11Texture2D_GetDesc(swapchainTexture, &textureDesc);
pTexture->levelCount = textureDesc.MipLevels;
pTexture->twod.width = textureDesc.Width;
pTexture->twod.height = textureDesc.Height;
/* Cleanup */
ID3D11Texture2D_Release(swapchainTexture);
return 1;
}
static uint8_t D3D11_INTERNAL_CreateSwapchain(
D3D11Renderer *renderer,
D3D11WindowData *windowData
) {
SDL_SysWMinfo info;
HWND dxgiHandle;
int width, height;
DXGI_SWAP_CHAIN_DESC swapchainDesc;
IDXGIFactory1 *pParent;
IDXGISwapChain *swapchain;
@ -842,6 +929,9 @@ static uint8_t D3D11_INTERNAL_CreateSwapchain(
SDL_GetWindowWMInfo((SDL_Window*) windowData->windowHandle, &info);
dxgiHandle = info.info.win.window;
/* Get the window size */
SDL_GetWindowSize((SDL_Window*) windowData->windowHandle, &width, &height);
/* Initialize the swapchain buffer descriptor */
swapchainDesc.BufferDesc.Width = 0;
swapchainDesc.BufferDesc.Height = 0;
@ -880,7 +970,7 @@ static uint8_t D3D11_INTERNAL_CreateSwapchain(
res = IDXGISwapChain_GetParent(
swapchain,
&D3D_IID_IDXGIFactory1,
(void**) &pParent
(void**) &pParent /* FIXME: Does pParent need to get released? (Same for FNA3D) */
);
if (FAILED(res))
{
@ -909,12 +999,52 @@ static uint8_t D3D11_INTERNAL_CreateSwapchain(
/* Create the swapchain data */
swapchainData = (D3D11SwapchainData*) SDL_malloc(sizeof(D3D11SwapchainData));
swapchainData->swapchain = swapchain;
swapchainData->swapchainRTView = NULL;
if (!D3D11_INTERNAL_InitializeSwapchainTexture(
renderer,
swapchain,
&swapchainData->texture
)) {
SDL_free(swapchainData);
IDXGISwapChain_Release(swapchain);
return 0;
}
windowData->swapchainData = swapchainData;
return 1;
}
static uint8_t D3D11_INTERNAL_ResizeSwapchain(
D3D11Renderer *renderer,
D3D11SwapchainData *swapchainData,
int32_t width,
int32_t height
) {
HRESULT res;
/* Release the old RTV */
ID3D11RenderTargetView_Release(swapchainData->texture.twod.targetView);
/* Resize the swapchain */
res = IDXGISwapChain_ResizeBuffers(
swapchainData->swapchain,
0, /* Keep buffer count the same */
width,
height,
DXGI_FORMAT_UNKNOWN, /* Keep the old format */
0
);
ERROR_CHECK_RETURN("Could not resize swapchain buffers", 0);
/* Create the Refresh-side texture for the swapchain */
return D3D11_INTERNAL_InitializeSwapchainTexture(
renderer,
swapchainData->swapchain,
&swapchainData->texture
);
}
static uint8_t D3D11_ClaimWindow(
Refresh_Renderer *driverData,
void *windowHandle,
@ -976,8 +1106,45 @@ static Refresh_Texture* D3D11_AcquireSwapchainTexture(
uint32_t *pWidth,
uint32_t *pHeight
) {
NOT_IMPLEMENTED
return NULL;
D3D11Renderer *renderer = (D3D11Renderer*) driverData;
D3D11CommandBuffer *cmdbuf = (D3D11CommandBuffer*) commandBuffer;
D3D11SwapchainData *swapchainData;
DXGI_SWAP_CHAIN_DESC swapchainDesc;
int w, h;
HRESULT res;
/* Fetch the window and swapchain data. */
swapchainData = D3D11_INTERNAL_FetchWindowData(windowHandle)->swapchainData;
if (swapchainData == NULL)
{
return NULL;
}
/* Check for window size changes and resize the swapchain if needed. */
IDXGISwapChain_GetDesc(swapchainData->swapchain, &swapchainDesc);
SDL_GetWindowSize((SDL_Window*) windowHandle, &w, &h);
if (w != swapchainDesc.BufferDesc.Width || h != swapchainDesc.BufferDesc.Height)
{
res = D3D11_INTERNAL_ResizeSwapchain(
renderer,
swapchainData,
w,
h
);
ERROR_CHECK_RETURN("Could not resize swapchain", NULL);
}
/* Let the command buffer know it's associated with this swapchain. */
cmdbuf->swapchainData = swapchainData;
/* Send the dimensions to the out parameters. */
*pWidth = swapchainData->texture.twod.width;
*pHeight = swapchainData->texture.twod.height;
/* Return the swapchain texture */
return (Refresh_Texture*) &swapchainData->texture;
}
static Refresh_TextureFormat D3D11_GetSwapchainFormat(