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Direct3D11: Use dummy 1x1 white texture instead of default transparent black texture, when Gfx_BindTexture is called with nil texture ID

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This commit is contained in:
UnknownShadow200 2022-01-26 21:23:48 +11:00
parent cb0cbf4cb7
commit 1010953830
1 changed files with 12 additions and 0 deletions
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12
src/Graphics_D3D11.c
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@ -27,6 +27,8 @@ static const GUID guid_IXDGIDevice = { 0x54ec77fa, 0x1377, 0x44e6, { 0x8c, 0
static int gfx_format = -1, depthBits; // TODO implement depthBits?? for ZNear calc
static UINT gfx_stride;
static GfxResourceID white_square;
static ID3D11Device* device;
static ID3D11DeviceContext* context;
static IDXGIDevice1* dxgi_device;
@ -124,6 +126,7 @@ static void Gfx_FreeState(void) {
FreeDefaultResources();
FreePipeline();
Gfx_DeleteTexture(&white_square);
}
static void Gfx_RestoreState(void) {
@ -133,6 +136,12 @@ static void Gfx_RestoreState(void) {
InitDefaultResources();
gfx_format = -1;
InitPipeline();
/* 1x1 dummy white texture */
struct Bitmap bmp;
BitmapCol pixels[1] = { BITMAPCOL_WHITE };
Bitmap_Init(bmp, 1, 1, pixels);
Gfx_RecreateTexture(&white_square, &bmp, 0, false);
}
@ -768,6 +777,9 @@ void Gfx_SetAlphaTest(cc_bool enabled) {
void Gfx_SetAlphaArgBlend(cc_bool enabled) { }
void Gfx_BindTexture(GfxResourceID texId) {
/* defasult texture is otherwise transparent black */
if (!texId) texId = white_square;
ID3D11ShaderResourceView* view = (ID3D11ShaderResourceView*)texId;
ID3D11DeviceContext_PSSetShaderResources(context, 0, 1, &view);
}