Stefan Dösinger : ddraw: Emulate a 24 bit depth format without stencil or padding.
Module: wine Branch: master Commit: 899b2785581d3ba2cc48d5c9abdccf6bb63943ca URL: http://source.winehq.org/git/wine.git/?a=commit;h=899b2785581d3ba2cc48d5c9ab... Author: Stefan Dösinger <stefan(a)codeweavers.com> Date: Fri Aug 26 13:40:04 2011 +0200 ddraw: Emulate a 24 bit depth format without stencil or padding. --- dlls/ddraw/ddraw.c | 18 ++++++++ dlls/ddraw/tests/d3d.c | 105 ++++++++++++++++++++++++++++++++++++++++++++++++ dlls/ddraw/utils.c | 3 +- 3 files changed, 125 insertions(+), 1 deletions(-) diff --git a/dlls/ddraw/ddraw.c b/dlls/ddraw/ddraw.c index d1754ec..a404d4f 100644 --- a/dlls/ddraw/ddraw.c +++ b/dlls/ddraw/ddraw.c @@ -5120,6 +5120,24 @@ static HRESULT WINAPI d3d7_EnumZBufferFormats(IDirect3D7 *iface, REFCLSID device } } } + + /* Historically some windows drivers used dwZBufferBitDepth=24 for WINED3DFMT_X8D24_UNORM, + * while others used dwZBufferBitDepth=32. In either case the pitch matches a 32 bits per + * pixel format, so we use dwZBufferBitDepth=32. Some games expect 24. Windows Vista and + * newer enumerate both versions, so we do the same(bug 22434) */ + hr = wined3d_check_device_format(This->wineD3D, WINED3DADAPTER_DEFAULT, type, d3ddm.Format, + WINED3DUSAGE_DEPTHSTENCIL, WINED3DRTYPE_SURFACE, WINED3DFMT_X8D24_UNORM, SURFACE_OPENGL); + if (SUCCEEDED(hr)) + { + DDPIXELFORMAT x8d24 = + { + sizeof(x8d24), DDPF_ZBUFFER, 0, + {24}, {0x00000000}, {0x00ffffff}, {0x00000000} + }; + TRACE("Enumerating WINED3DFMT_X8D24_UNORM, dwZBufferBitDepth=24 version\n"); + callback(&x8d24, context); + } + TRACE("End of enumeration.\n"); LeaveCriticalSection(&ddraw_cs); diff --git a/dlls/ddraw/tests/d3d.c b/dlls/ddraw/tests/d3d.c index 8946d48..a916f29 100644 --- a/dlls/ddraw/tests/d3d.c +++ b/dlls/ddraw/tests/d3d.c @@ -4361,6 +4361,110 @@ done: UnregisterClassA("d3d7_test_wndproc_wc", GetModuleHandleA(NULL)); } +static void dump_format(const DDPIXELFORMAT *fmt) +{ + trace("dwFlags %08x, FourCC %08x, dwZBufferBitDepth %u, stencil %08x\n", fmt->dwFlags, fmt->dwFourCC, + fmt->dwZBufferBitDepth, fmt->dwStencilBitDepth); + trace("dwZBitMask %08x, dwStencilBitMask %08x, dwRGBZBitMask %08x\n", fmt->dwZBitMask, + fmt->dwStencilBitMask, fmt->dwRGBZBitMask); +} + +HRESULT WINAPI enum_z_fmt_cb(DDPIXELFORMAT *fmt, void *ctx) +{ + static const DDPIXELFORMAT formats[] = + { + { + sizeof(DDPIXELFORMAT), DDPF_ZBUFFER, 0, + {16}, {0}, {0x0000ffff}, {0x00000000}, {0x00000000} + }, + { + sizeof(DDPIXELFORMAT), DDPF_ZBUFFER, 0, + {32}, {0}, {0xffffff00}, {0x00000000}, {0x00000000} + }, + { + sizeof(DDPIXELFORMAT), DDPF_ZBUFFER | DDPF_STENCILBUFFER, 0, + {32}, {8}, {0xffffff00}, {0x000000ff}, {0x00000000} + }, + { + sizeof(DDPIXELFORMAT), DDPF_ZBUFFER, 0, + {32}, {0}, {0x00ffffff}, {0x00000000}, {0x00000000} + }, + { + sizeof(DDPIXELFORMAT), DDPF_ZBUFFER | DDPF_STENCILBUFFER, 0, + {32}, {8}, {0x00ffffff}, {0xff000000}, {0x00000000} + }, + { + sizeof(DDPIXELFORMAT), DDPF_ZBUFFER, 0, + {24}, {0}, {0x00ffffff}, {0x00000000}, {0x00000000} + }, + { + sizeof(DDPIXELFORMAT), DDPF_ZBUFFER, 0, + {32}, {0}, {0xffffffff}, {0x00000000}, {0x00000000} + }, + }; + unsigned int *count = ctx, i, expected_pitch; + DDSURFACEDESC2 ddsd; + IDirectDrawSurface7 *surface; + HRESULT hr; + (*count)++; + + memset(&ddsd, 0, sizeof(ddsd)); + ddsd.dwSize = sizeof(ddsd); + ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT; + ddsd.ddsCaps.dwCaps = DDSCAPS_ZBUFFER; + ddsd.ddpfPixelFormat = *fmt; + ddsd.dwWidth = 1024; + ddsd.dwHeight = 1024; + hr = IDirectDraw7_CreateSurface(lpDD, &ddsd, &surface, NULL); + ok(SUCCEEDED(hr), "IDirectDraw7_CreateSurface failed, hr %#x.\n", hr); + memset(&ddsd, 0, sizeof(ddsd)); + ddsd.dwSize = sizeof(ddsd); + hr = IDirectDrawSurface7_GetSurfaceDesc(surface, &ddsd); + ok(SUCCEEDED(hr), "IDirectDrawSurface7_GetSurfaceDesc failed, hr %#x.\n", hr); + IDirectDrawSurface7_Release(surface); + + ok(ddsd.dwFlags & DDSD_PIXELFORMAT, "DDSD_PIXELFORMAT is not set\n"); + ok(!(ddsd.dwFlags & DDSD_ZBUFFERBITDEPTH), "DDSD_ZBUFFERBITDEPTH is set\n"); + + /* 24 bit unpadded depth buffers are actually padded(Geforce 9600, Win7, + * Radeon 9000M WinXP) */ + if (fmt->dwZBufferBitDepth == 24) expected_pitch = ddsd.dwWidth * 4; + else expected_pitch = ddsd.dwWidth * fmt->dwZBufferBitDepth / 8; + + /* Some formats(16 bit depth without stencil) return pitch 0 */ + if (ddsd.lPitch != 0 && ddsd.lPitch != expected_pitch) + { + ok(0, "Z buffer pitch is %u, expected %u\n", ddsd.lPitch, expected_pitch); + dump_format(fmt); + } + + for (i = 0; i < (sizeof(formats)/sizeof(*formats)); i++) + { + if (memcmp(&formats[i], fmt, fmt->dwSize) == 0) return DDENUMRET_OK; + } + + ok(0, "Unexpected Z format enumerated\n"); + dump_format(fmt); + + return DDENUMRET_OK; +} + +static void z_format_test(void) +{ + unsigned int count = 0; + HRESULT hr; + + hr = IDirect3D7_EnumZBufferFormats(lpD3D, &IID_IDirect3DHALDevice, enum_z_fmt_cb, &count); + if (hr == DDERR_NOZBUFFERHW) + { + skip("Z buffers not supported, skipping Z buffer format test\n"); + return; + } + + ok(SUCCEEDED(hr), "IDirect3D7_EnumZBufferFormats failed, hr %#x.\n", hr); + ok(count, "Expected at least one supported Z Buffer format\n"); +} + START_TEST(d3d) { init_function_pointers(); @@ -4387,6 +4491,7 @@ START_TEST(d3d) DeviceLoadTest(); SetRenderTargetTest(); VertexBufferLockRest(); + z_format_test(); ReleaseDirect3D(); } diff --git a/dlls/ddraw/utils.c b/dlls/ddraw/utils.c index 94e4ac0..0bd1ee4 100644 --- a/dlls/ddraw/utils.c +++ b/dlls/ddraw/utils.c @@ -559,7 +559,8 @@ enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat return WINED3DFMT_D16_UNORM; case 24: - FIXME("24 Bit depth buffer, treating like a 32 bit one\n"); + return WINED3DFMT_X8D24_UNORM; + case 32: if(DDPixelFormat->u3.dwZBitMask == 0x00FFFFFF) { return WINED3DFMT_X8D24_UNORM;
participants (1)
-
Alexandre Julliard