diff options
| author | Steven Fuller <relnev@icculus.org> | 2001-08-07 02:38:43 +0000 |
|---|---|---|
| committer | Patryk Obara <dreamer.tan@gmail.com> | 2019-08-20 02:22:36 +0200 |
| commit | 455f56573ef8378ad1297970829e227c80525959 (patch) | |
| tree | 39a28f1f2d662bdae5ac714c8dde177afabf5ab9 /src/win95/zbuffer.c | |
| parent | 422e7c385b8201388bbaeabc09db402ac99ec93f (diff) | |
More warning cleanups.
Removed a few unused files.
Diffstat (limited to 'src/win95/zbuffer.c')
| -rw-r--r-- | src/win95/zbuffer.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/src/win95/zbuffer.c b/src/win95/zbuffer.c deleted file mode 100644 index b33ea85..0000000 --- a/src/win95/zbuffer.c +++ /dev/null @@ -1,91 +0,0 @@ -/***************************************************************************/ -/* Creation of Z-Buffer */ -/***************************************************************************/ -/* - * D3DAppICreateZBuffer - * Create a Z-Buffer of the appropriate depth and attach it to the back - * buffer. - */ -BOOL -D3DAppICreateZBuffer(int w, int h, int driver) -{ - DDSURFACEDESC ddsd; - DWORD devDepth; - /* - * Release any Z-Buffer that might be around just in case. - */ - RELEASE(d3dappi.lpZBuffer); - - /* - * If this driver does not do z-buffering, don't create a z-buffer - */ - if (!d3dappi.Driver[driver].bDoesZBuffer) - return TRUE; - - memset(&ddsd, 0 ,sizeof(DDSURFACEDESC)); - ddsd.dwSize = sizeof( ddsd ); - ddsd.dwFlags = DDSD_WIDTH | DDSD_HEIGHT | DDSD_CAPS | - DDSD_ZBUFFERBITDEPTH; - ddsd.ddsCaps.dwCaps = DDSCAPS_ZBUFFER; - ddsd.dwHeight = h; - ddsd.dwWidth = w; - /* - * If this is a hardware D3D driver, the Z-Buffer MUST end up in video - * memory. Otherwise, it MUST end up in system memory. - */ - if (d3dappi.Driver[driver].bIsHardware) - ddsd.ddsCaps.dwCaps |= DDSCAPS_VIDEOMEMORY; - else - ddsd.ddsCaps.dwCaps |= DDSCAPS_SYSTEMMEMORY; - /* - * Get the Z buffer bit depth from this driver's D3D device description - */ - devDepth = d3dappi.Driver[driver].Desc.dwDeviceZBufferBitDepth; - if (devDepth & DDBD_32) - ddsd.dwZBufferBitDepth = 32; - else if (devDepth & DDBD_24) - ddsd.dwZBufferBitDepth = 24; - else if (devDepth & DDBD_16) - ddsd.dwZBufferBitDepth = 16; - else if (devDepth & DDBD_8) - ddsd.dwZBufferBitDepth = 8; - else { - D3DAppISetErrorString("Unsupported Z-buffer depth requested by device.\n"); - return FALSE; - } - LastError = d3dappi.lpDD->lpVtbl->CreateSurface(d3dappi.lpDD, &ddsd, - &d3dappi.lpZBuffer, - NULL); - if(LastError != DD_OK) { - D3DAppISetErrorString("CreateSurface for Z-buffer failed.\n%s", - D3DAppErrorToString(LastError)); - goto exit_with_error; - } - /* - * Attach the Z-buffer to the back buffer so D3D will find it - */ - LastError = - d3dappi.lpBackBuffer->lpVtbl->AddAttachedSurface(d3dappi.lpBackBuffer, - d3dappi.lpZBuffer); - if(LastError != DD_OK) { - D3DAppISetErrorString("AddAttachedBuffer failed for Z-Buffer.\n%s", - D3DAppErrorToString(LastError)); - goto exit_with_error; - } - /* - * Find out if it ended up in video memory (FYI). - */ - LastError = D3DAppIGetSurfDesc(&ddsd, d3dappi.lpZBuffer); - if (LastError != DD_OK) { - D3DAppISetErrorString("Failed to get surface description of Z buffer.\n%s", - D3DAppErrorToString(LastError)); - goto exit_with_error; - } - d3dappi.bZBufferInVideo = - (ddsd.ddsCaps.dwCaps & DDSCAPS_VIDEOMEMORY) ? TRUE : FALSE; - return TRUE; - -exit_with_error: - RELEASE(d3dappi.lpZBuffer); - return FALSE; -} |
