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gfxhook/d3d9.c: Add Direct3D 9 Ex hook

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This commit is contained in:
Felix 2021-11-11 12:51:44 +00:00
parent ea94dd8085
commit 798446ec79
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GPG Key ID: 69ADF8AEB6C8B5D1
1 changed files with 107 additions and 7 deletions
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114
gfxhook/d3d9.c
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@ -17,8 +17,9 @@
#include "util/dprintf.h"
typedef IDirect3D9 * (WINAPI *Direct3DCreate9_t)(UINT sdk_ver);
typedef HRESULT (WINAPI *Direct3DCreate9Ex_t)(UINT sdk_ver, IDirect3D9Ex **d3d9ex);
static HRESULT STDMETHODCALLTYPE my_CreateDevice(
static HRESULT STDMETHODCALLTYPE my_IDirect3D9_CreateDevice(
IDirect3D9 *self,
UINT adapter,
D3DDEVTYPE type,
@ -26,15 +27,28 @@ static HRESULT STDMETHODCALLTYPE my_CreateDevice(
DWORD flags,
D3DPRESENT_PARAMETERS *pp,
IDirect3DDevice9 **pdev);
static HRESULT STDMETHODCALLTYPE my_IDirect3D9Ex_CreateDevice(
IDirect3D9Ex *self,
UINT adapter,
D3DDEVTYPE type,
HWND hwnd,
DWORD flags,
D3DPRESENT_PARAMETERS *pp,
IDirect3DDevice9 **pdev);
static struct gfx_config gfx_config;
static Direct3DCreate9_t next_Direct3DCreate9;
static Direct3DCreate9Ex_t next_Direct3DCreate9Ex;
static const struct hook_symbol gfx_hooks[] = {
{
.name = "Direct3DCreate9",
.patch = Direct3DCreate9,
.link = (void **) &next_Direct3DCreate9
.link = (void **) &next_Direct3DCreate9,
}, {
.name = "Direct3DCreate9Ex",
.patch = Direct3DCreate9Ex,
.link = (void **) &next_Direct3DCreate9Ex,
},
};
@ -51,7 +65,7 @@ void gfx_d3d9_hook_init(const struct gfx_config *cfg, HINSTANCE self)
memcpy(&gfx_config, cfg, sizeof(*cfg));
hook_table_apply(NULL, "d3d9.dll", gfx_hooks, _countof(gfx_hooks));
if (next_Direct3DCreate9 == NULL) {
if (next_Direct3DCreate9 == NULL || next_Direct3DCreate9Ex == NULL) {
d3d9 = LoadLibraryW(L"d3d9.dll");
if (d3d9 == NULL) {
@ -60,12 +74,20 @@ void gfx_d3d9_hook_init(const struct gfx_config *cfg, HINSTANCE self)
goto fail;
}
next_Direct3DCreate9 = (Direct3DCreate9_t) GetProcAddress(d3d9, "Direct3DCreate9");
if (next_Direct3DCreate9 == NULL) {
next_Direct3DCreate9 = (Direct3DCreate9_t) GetProcAddress(d3d9, "Direct3DCreate9");
}
if (next_Direct3DCreate9Ex == NULL) {
next_Direct3DCreate9Ex = (Direct3DCreate9Ex_t) GetProcAddress(d3d9, "Direct3DCreate9Ex");
}
if (next_Direct3DCreate9 == NULL) {
dprintf("Gfx: Direct3DCreate9 not found in loaded d3d9.dll\n");
FreeLibrary(d3d9);
goto fail;
}
if (next_Direct3DCreate9Ex == NULL) {
dprintf("Gfx: Direct3DCreate9Ex not found in loaded d3d9.dll\n");
goto fail;
}
@ -75,7 +97,13 @@ void gfx_d3d9_hook_init(const struct gfx_config *cfg, HINSTANCE self)
dll_hook_push(self, L"d3d9.dll");
}
return;
fail:
if (d3d9 != NULL) {
FreeLibrary(d3d9);
}
return;
}
@ -88,6 +116,8 @@ IDirect3D9 * WINAPI Direct3DCreate9(UINT sdk_ver)
dprintf("Gfx: Direct3DCreate9 hook hit\n");
api = NULL;
if (next_Direct3DCreate9 == NULL) {
dprintf("Gfx: next_Direct3DCreate9 == NULL\n");
@ -111,7 +141,7 @@ IDirect3D9 * WINAPI Direct3DCreate9(UINT sdk_ver)
}
vtbl = proxy->vptr;
vtbl->CreateDevice = my_CreateDevice;
vtbl->CreateDevice = my_IDirect3D9_CreateDevice;
return (IDirect3D9 *) proxy;
@ -123,7 +153,56 @@ fail:
return NULL;
}
static HRESULT STDMETHODCALLTYPE my_CreateDevice(
HRESULT WINAPI Direct3DCreate9Ex(UINT sdk_ver, IDirect3D9Ex **d3d9ex)
{
struct com_proxy *proxy;
IDirect3D9ExVtbl *vtbl;
IDirect3D9Ex *api;
HRESULT hr;
dprintf("Gfx: Direct3DCreate9Ex hook hit\n");
api = NULL;
if (next_Direct3DCreate9Ex == NULL) {
dprintf("Gfx: next_Direct3DCreate9Ex == NULL\n");
goto fail;
}
hr = next_Direct3DCreate9Ex(sdk_ver, d3d9ex);
if (FAILED(hr)) {
dprintf("Gfx: next_Direct3DCreate9Ex returned %x\n", (int) hr);
goto fail;
}
api = *d3d9ex;
hr = com_proxy_wrap(&proxy, api, sizeof(*api->lpVtbl));
if (FAILED(hr)) {
dprintf("Gfx: com_proxy_wrap returned %x\n", (int) hr);
goto fail;
}
vtbl = proxy->vptr;
vtbl->CreateDevice = my_IDirect3D9Ex_CreateDevice;
*d3d9ex = (IDirect3D9Ex *) proxy;
return S_OK;
fail:
if (api != NULL) {
IDirect3D9Ex_Release(api);
}
return hr;
}
static HRESULT STDMETHODCALLTYPE my_IDirect3D9_CreateDevice(
IDirect3D9 *self,
UINT adapter,
D3DDEVTYPE type,
@ -153,3 +232,24 @@ static HRESULT STDMETHODCALLTYPE my_CreateDevice(
return IDirect3D9_CreateDevice(real, gfx_config.monitor, type, hwnd, flags, pp, pdev);
}
static HRESULT STDMETHODCALLTYPE my_IDirect3D9Ex_CreateDevice(
IDirect3D9Ex *self,
UINT adapter,
D3DDEVTYPE type,
HWND hwnd,
DWORD flags,
D3DPRESENT_PARAMETERS *pp,
IDirect3DDevice9 **pdev)
{
dprintf("Gfx: IDirect3D9Ex::CreateDevice hook forwarding to my_IDirect3D9_CreateDevice\n");
return my_IDirect3D9_CreateDevice(
(IDirect3D9 *) self,
adapter,
type,
hwnd,
flags,
pp,
pdev);
}