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xash3d-fwgs/ref/dx2/r_d3d.c
T

334 lines
8.2 KiB
C

/*
r_d3d.c -- dx2 renderer d3d related code
Copyright (C) 2025-2026 lewa_j
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
*/
#include "r_local.h"
#include "xash3d_mathlib.h"
DEFINE_ENGINE_SHARED_CVAR_LIST()
dx_context_t dxc;
const char *dxResultToStr( HRESULT r )
{
if( r == DD_OK )
return "DD_OK";
if( r == DDERR_INVALIDPARAMS )
return "DDERR_INVALIDPARAMS";
if( r == DDERR_INVALIDOBJECT )
return "DDERR_INVALIDOBJECT";
if( r == DDERR_UNSUPPORTED )
return "DDERR_UNSUPPORTED";
if( r == DDERR_NOCOOPERATIVELEVELSET )
return "DDERR_NOCOOPERATIVELEVELSET";
if( r == DDERR_INVALIDCAPS )
return "DDERR_INVALIDCAPS";
if( r == DDERR_INCOMPATIBLEPRIMARY )
return "DDERR_INCOMPATIBLEPRIMARY";
if( r == DDERR_NOEXCLUSIVEMODE )
return "DDERR_NOEXCLUSIVEMODE";
if( r == DDERR_NOFLIPHW )
return "DDERR_NOFLIPHW";
if( r == DDERR_OUTOFVIDEOMEMORY )
return "DDERR_OUTOFVIDEOMEMORY";
if( r == DDERR_PRIMARYSURFACEALREADYEXISTS )
return "DDERR_PRIMARYSURFACEALREADYEXISTS";
if( r == DDERR_UNSUPPORTEDMODE )
return "DDERR_UNSUPPORTEDMODE";
if( r == DDERR_NOTFOUND )
return "DDERR_NOTFOUND";
if( r == DDERR_INVALIDRECT )
return "DDERR_INVALIDRECT";
if( r == D3DERR_VIEWPORTDATANOTSET )
return "D3DERR_VIEWPORTDATANOTSET";
if( r == D3DERR_VIEWPORTHASNODEVICE )
return "D3DERR_VIEWPORTHASNODEVICE";
if( r == D3DERR_SURFACENOTINVIDMEM )
return "D3DERR_SURFACENOTINVIDMEM";
return "UNKNOWN";
}
static qboolean DD_CreatePrimarySurface( void )
{
DDSURFACEDESC ddsd = { 0 };
memset(&ddsd, 0, sizeof(ddsd));
ddsd.dwSize = sizeof(ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
DXCheck(IDirectDraw_CreateSurface(dxc.pdd, &ddsd, &dxc.pddsPrimary, NULL));
printf("IDirectDraw::CreateSurface(PRIMARY) %p\n", dxc.pddsPrimary);
if (!dxc.pddsPrimary)
return false;
DXCheck(IDirectDraw_CreateClipper(dxc.pdd, 0, &dxc.pddClipper, NULL));
gEngfuncs.Con_Printf("IDirectDraw::CreateClipper %p\n", dxc.pddClipper);
if (!dxc.pddClipper)
return false;
DXCheck(IDirectDrawClipper_SetHWnd(dxc.pddClipper, 0, dxc.window));
DXCheck(IDirectDrawSurface_SetClipper(dxc.pddsPrimary, dxc.pddClipper));
return true;
}
static qboolean DD_CreateBackSurface( void )
{
DDSURFACEDESC ddsd = { 0 };
memset(&ddsd, 0, sizeof(ddsd));
ddsd.dwSize = sizeof(ddsd);
ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT;
ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_3DDEVICE | DDSCAPS_VIDEOMEMORY;
ddsd.dwWidth = dxc.windowWidth;
ddsd.dwHeight = dxc.windowHeight;
DXCheck(IDirectDraw_CreateSurface(dxc.pdd, &ddsd, &dxc.pddsBack, NULL));
gEngfuncs.Con_Printf("IDirectDraw::CreateSurface(BACK) %p\n", dxc.pddsBack);
if (!dxc.pddsBack)
return false;
DXCheck(IDirectDraw_CreateClipper(dxc.pdd, 0, &dxc.pddBackClipper, NULL));
gEngfuncs.Con_Printf("IDirectDraw::CreateClipper(BACK) %p\n", dxc.pddBackClipper);
if (!dxc.pddBackClipper)
return false;
struct region_t
{
RGNDATAHEADER rdh;
RECT rect;
} region;
region.rdh.dwSize = sizeof(region.rdh);
region.rdh.iType = RDH_RECTANGLES;
region.rdh.nCount = 1;
region.rdh.nRgnSize = sizeof(RECT);
region.rdh.rcBound.left = 0;
region.rdh.rcBound.top = 0;
region.rdh.rcBound.right = dxc.windowWidth;
region.rdh.rcBound.bottom = dxc.windowHeight;
memcpy(&region.rect, &region.rdh.rcBound, sizeof(region.rdh.rcBound));
DXCheck(IDirectDrawClipper_SetClipList(dxc.pddBackClipper, (RGNDATA *)&region, 0));
DXCheck(IDirectDrawSurface_SetClipper(dxc.pddsBack, dxc.pddBackClipper));
return true;
}
static qboolean D3D_Init( void )
{
DXCheck(IDirectDraw_QueryInterface(dxc.pdd, &IID_IDirect3D, (void**)&dxc.pd3d));
gEngfuncs.Con_Printf("IDirectDraw::QueryInterface(IID_IDirect3D) %p\n", dxc.pd3d);
if (!dxc.pd3d)
return false;
DXCheck(IDirect3D_CreateViewport(dxc.pd3d, &dxc.viewport, NULL));
gEngfuncs.Con_Printf("IDirect3D::CreateViewport %p\n", dxc.viewport);
if (!dxc.viewport)
return false;
return true;
}
static qboolean D3D_InitDevice( void )
{
if (!dxc.pd3d)
return false;
D3DFINDDEVICESEARCH search = { 0 };
memset(&search, 0, sizeof(search));
search.dwSize = sizeof(search);
search.dwFlags = D3DFDS_COLORMODEL;
search.dcmColorModel = D3DCOLOR_RGB;
#if 0
search.dwFlags |= D3DFDS_HARDWARE;
search.bHardware = FALSE;
#endif
D3DFINDDEVICERESULT result = { 0 };
memset(&result, 0, sizeof(result));
result.dwSize = sizeof(result);
DXCheck(IDirect3D_FindDevice(dxc.pd3d, &search, &result));
DXCheck(IDirectDrawSurface_QueryInterface(dxc.pddsBack, &result.guid, (void**)&dxc.pd3dd));
gEngfuncs.Con_Printf("IDirectDrawSurface::QueryInterface(IDirect3DDevice) %p\n", dxc.pd3dd);
if (!dxc.pd3dd)
return false;
D3DEXECUTEBUFFERDESC ebd = { 0 };
memset(&ebd, 0, sizeof(ebd));
ebd.dwSize = sizeof(ebd);
ebd.dwFlags = D3DDEB_BUFSIZE;
ebd.dwBufferSize = 1024 * 64;
DXCheck(IDirect3DDevice_CreateExecuteBuffer(dxc.pd3dd, &ebd, &dxc.pd3deb, NULL));
gEngfuncs.Con_Printf("IDirect3DDevice::CreateExecuteBuffer %p\n", dxc.pd3deb);
if (!dxc.pd3deb)
return false;
if (!dxc.viewport)
return false;
DXCheck(IDirect3DDevice_AddViewport(dxc.pd3dd, dxc.viewport));
DDSURFACEDESC desc = { 0 };
memset(&desc, 0, sizeof(desc));
desc.dwSize = sizeof(desc);
desc.dwFlags = DDSD_WIDTH | DDSD_HEIGHT;
DXCheck(IDirectDrawSurface_GetSurfaceDesc(dxc.pddsBack, &desc));
D3DVIEWPORT viewport = { 0 };
viewport.dwSize = sizeof(viewport);
viewport.dwX = 0;
viewport.dwY = 0;
viewport.dwWidth = desc.dwWidth;
viewport.dwHeight = desc.dwHeight;
viewport.dvScaleX = 1;
viewport.dvScaleY = 1;
viewport.dvMaxX = 1;
viewport.dvMaxY = 1;
viewport.dvMinZ = 0;
viewport.dvMaxZ = 1;
DXCheck(IDirect3DViewport_SetViewport(dxc.viewport, &viewport));
return true;
}
qboolean R_Init( void )
{
memset(&dxc, 0, sizeof(dxc));
RETRIEVE_ENGINE_SHARED_CVAR_LIST();
// init draw stack
tr.draw_list = &tr.draw_stack[0];
tr.draw_stack_pos = 0;
r_temppool = Mem_AllocPool("Render Zone");
// create the window
if (!gEngfuncs.R_Init_Video(REF_D3D))
{
Mem_FreePool(&r_temppool);
return false;
}
void *handle = NULL;
ref_window_type_t wt = gEngfuncs.R_GetWindowHandle( &handle, REF_WINDOW_TYPE_WIN32 );
gEngfuncs.Con_Printf( "R_Init: WindowHandle %p type %d\n", handle, wt );
if (wt != REF_WINDOW_TYPE_WIN32 || !handle)
{
Mem_FreePool(&r_temppool);
return false;
}
dxc.window = (HWND)handle;
RECT dstRect = {};
GetClientRect(dxc.window, &dstRect);
dxc.windowWidth = dstRect.right - dstRect.left;
dxc.windowHeight = dstRect.bottom - dstRect.top;
DXCheck(DirectDrawCreate(NULL, &dxc.pdd, NULL));
gEngfuncs.Con_Reportf("DirectDrawCreate %p\n", dxc.pdd);
if (!dxc.pdd)
{
Mem_FreePool(&r_temppool);
return false;
}
DXCheck(IDirectDraw_SetCooperativeLevel(dxc.pdd, dxc.window, DDSCL_NORMAL));
if (!DD_CreatePrimarySurface())
{
Mem_FreePool(&r_temppool);
return false;
}
if (!DD_CreateBackSurface())
{
Mem_FreePool(&r_temppool);
return false;
}
if (!D3D_Init())
{
Mem_FreePool(&r_temppool);
return false;
}
if (!D3D_InitDevice())
{
Mem_FreePool(&r_temppool);
return false;
}
dxc.renderMode = kRenderNormal;
Vector4Set(dxc.currentColor, 1, 1, 1, 1);
R_InitImages();
return true;
}
void R_Shutdown( void )
{
gEngfuncs.Con_Printf("ref: R_Shutdown()\n");
Mem_FreePool(&r_temppool);
gEngfuncs.R_Free_Video();
}
void D3D_Resize( int width, int height )
{
dxc.windowWidth = width;
dxc.windowHeight = height;
if( dxc.pd3deb )
IDirect3DExecuteBuffer_Release(dxc.pd3deb);
dxc.pd3deb = NULL;
if( dxc.pd3dd )
IDirect3DDevice_Release(dxc.pd3dd);
dxc.pd3dd = NULL;
if( dxc.pddsBack )
IDirectDrawSurface_Release(dxc.pddsBack);
dxc.pddsBack = NULL;
if( dxc.pddBackClipper )
IDirectDrawClipper_Release(dxc.pddBackClipper);
dxc.pddBackClipper = NULL;
if( DD_CreateBackSurface() )
{
if( D3D_InitDevice() )
{
}
}
}
void GL_SetupAttributes( int safegl )
{
;
}
void GL_InitExtensions( void )
{
;
}
void GL_ClearExtensions( void )
{
;
}