sdvxhook2: Add sdvxhook2
This commit is contained in:
Will Xyen
@@ -0,0 +1,319 @@
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#define LOG_MODULE "d3d9-hook"
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#include <d3d9.h>
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#include <d3dx9core.h>
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#include <windows.h>
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#include <math.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include "hook/com-proxy.h"
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#include "hook/table.h"
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#include "sdvxhook2/d3d9.h"
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#include "util/defs.h"
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#include "util/log.h"
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#include "util/str.h"
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#include "util/time.h"
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/* ------------------------------------------------------------------------- */
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// thanks to Felix for reminding Xyen to hook 9Ex instead of 9
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static HWND STDCALL my_CreateWindowExA(
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DWORD dwExStyle,
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LPCSTR lpClassName,
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LPCSTR lpWindowName,
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DWORD dwStyle,
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int X,
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int Y,
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int nWidth,
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int nHeight,
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HWND hWndParent,
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HMENU hMenu,
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HINSTANCE hInstance,
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LPVOID lpParam);
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static HRESULT STDCALL my_CreateDeviceEx(
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IDirect3D9Ex *self,
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UINT adapter,
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D3DDEVTYPE type,
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HWND hwnd,
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DWORD flags,
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D3DPRESENT_PARAMETERS *pp,
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D3DDISPLAYMODEEX *fdm,
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IDirect3DDevice9Ex **pdev);
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static HRESULT STDCALL my_Direct3DCreate9Ex(UINT sdk_ver, IDirect3D9Ex **api);
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static BOOL STDCALL my_EnumDisplayDevicesA(
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const char *dev_name, DWORD dev_num, DISPLAY_DEVICEA *info, DWORD flags);
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static BOOL STDCALL
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my_MoveWindow(HWND hWnd, int X, int Y, int nWidth, int nHeight, BOOL bRepaint);
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static void calc_win_size_with_framed(
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HWND hwnd, DWORD x, DWORD y, DWORD width, DWORD height, LPWINDOWPOS wp);
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static HWND(STDCALL *real_CreateWindowExA)(
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DWORD dwExStyle,
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LPCSTR lpClassName,
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LPCSTR lpWindowName,
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DWORD dwStyle,
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int X,
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int Y,
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int nWidth,
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int nHeight,
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HWND hWndParent,
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HMENU hMenu,
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HINSTANCE hInstance,
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LPVOID lpParam);
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static HRESULT(STDCALL *real_Direct3DCreate9Ex)(
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UINT sdk_ver, IDirect3D9Ex **api);
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static BOOL(STDCALL *real_EnumDisplayDevicesA)(
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const char *dev_name, DWORD dev_num, DISPLAY_DEVICEA *info, DWORD flags);
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static BOOL(STDCALL *real_MoveWindow)(
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HWND hWnd, int X, int Y, int nWidth, int nHeight, BOOL bRepaint);
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/* ------------------------------------------------------------------------- */
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static char d3d9_pci_id[32];
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static bool d3d9_windowed;
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static int32_t d3d9_window_width = -1;
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static int32_t d3d9_window_height = -1;
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static bool d3d9_window_framed;
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/* ------------------------------------------------------------------------- */
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static const struct hook_symbol d3d9_hook_syms[] = {
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{.name = "Direct3DCreate9Ex",
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.patch = my_Direct3DCreate9Ex,
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.link = (void **) &real_Direct3DCreate9Ex},
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};
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static const struct hook_symbol d3d9_hook_user32_syms[] = {
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{.name = "EnumDisplayDevicesA",
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.patch = my_EnumDisplayDevicesA,
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.link = (void **) &real_EnumDisplayDevicesA},
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{.name = "CreateWindowExA",
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.patch = my_CreateWindowExA,
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.link = (void **) &real_CreateWindowExA},
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{.name = "MoveWindow",
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.patch = my_MoveWindow,
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.link = (void **) &real_MoveWindow},
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};
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/* ------------------------------------------------------------------------- */
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static HWND STDCALL my_CreateWindowExA(
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DWORD dwExStyle,
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LPCSTR lpClassName,
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LPCSTR lpWindowName,
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DWORD dwStyle,
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int X,
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int Y,
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int nWidth,
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int nHeight,
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HWND hWndParent,
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HMENU hMenu,
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HINSTANCE hInstance,
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LPVOID lpParam)
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{
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if (d3d9_windowed && d3d9_window_framed) {
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/* use a different style */
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dwStyle |= WS_OVERLAPPEDWINDOW;
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/* also show mouse cursor */
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ShowCursor(TRUE);
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}
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HWND hwnd = real_CreateWindowExA(
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dwExStyle,
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lpClassName,
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lpWindowName,
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dwStyle,
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X,
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Y,
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nWidth,
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nHeight,
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hWndParent,
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hMenu,
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hInstance,
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lpParam);
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return hwnd;
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}
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static BOOL STDCALL
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my_MoveWindow(HWND hWnd, int X, int Y, int nWidth, int nHeight, BOOL bRepaint)
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{
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if (d3d9_windowed && d3d9_window_framed) {
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/* we have to adjust the window size, because the window needs to be a
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slightly bigger than the rendering resolution (window caption and
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stuff is included in the window size) */
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if (d3d9_window_width != -1 && d3d9_window_height != -1) {
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log_misc(
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"Overriding window size from %dx%d with %dx%d",
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nWidth,
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nHeight,
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d3d9_window_width,
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d3d9_window_height);
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nWidth = d3d9_window_width;
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nHeight = d3d9_window_height;
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}
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WINDOWPOS wp;
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calc_win_size_with_framed(hWnd, X, Y, nWidth, nHeight, &wp);
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SetWindowPos(hWnd, 0, wp.x, wp.y, wp.cx, wp.cy, 0);
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X = wp.x;
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Y = wp.y;
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nWidth = wp.cx;
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nHeight = wp.cy;
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}
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BOOL result = real_MoveWindow(hWnd, X, Y, nWidth, nHeight, bRepaint);
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return result;
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}
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static HRESULT STDCALL my_CreateDeviceEx(
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IDirect3D9Ex *self,
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UINT adapter,
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D3DDEVTYPE type,
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HWND hwnd,
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DWORD flags,
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D3DPRESENT_PARAMETERS *pp,
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D3DDISPLAYMODEEX *fdm,
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IDirect3DDevice9Ex **pdev)
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{
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IDirect3D9Ex *real = COM_PROXY_UNWRAP(self);
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HRESULT hr;
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if (d3d9_windowed) {
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fdm = NULL;
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pp->Windowed = TRUE;
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pp->FullScreen_RefreshRateInHz = 0;
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}
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hr = IDirect3D9Ex_CreateDeviceEx(
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real, adapter, type, hwnd, flags, pp, fdm, pdev);
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// TODO stuff
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return hr;
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}
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static HRESULT STDCALL my_Direct3DCreate9Ex(UINT sdk_ver, IDirect3D9Ex **api)
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{
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HRESULT hr;
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IDirect3D9ExVtbl *api_vtbl;
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struct com_proxy *api_proxy;
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IDirect3D9Ex *api_;
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log_info("Direct3DCreate9Ex hook hit");
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hr = real_Direct3DCreate9Ex(sdk_ver, api);
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api_ = *api;
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api_proxy = com_proxy_wrap(api_, sizeof(*api_->lpVtbl));
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api_vtbl = api_proxy->vptr;
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api_vtbl->CreateDeviceEx = my_CreateDeviceEx;
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*api = (IDirect3D9Ex *) api_proxy;
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return hr;
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}
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static BOOL STDCALL my_EnumDisplayDevicesA(
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const char *dev_name, DWORD dev_num, DISPLAY_DEVICEA *info, DWORD flags)
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{
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BOOL ok;
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ok = real_EnumDisplayDevicesA(dev_name, dev_num, info, flags);
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if (ok && d3d9_pci_id[0] != '\0') {
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/* Apparently Konami didn't read the "Not Used" message in the MSDN
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docs for DISPLAY_DEVICE */
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log_misc("Replacing device ID %s with %s", info->DeviceID, d3d9_pci_id);
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str_cpy(info->DeviceID, sizeof(info->DeviceID), d3d9_pci_id);
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}
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return ok;
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}
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void d3d9_hook_init(void)
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{
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hook_table_apply(
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NULL, "d3d9.dll", d3d9_hook_syms, lengthof(d3d9_hook_syms));
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hook_table_apply(
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NULL,
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"user32.dll",
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d3d9_hook_user32_syms,
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lengthof(d3d9_hook_user32_syms));
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log_info("Inserted graphics hooks");
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}
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void d3d9_set_windowed(bool framed, int32_t width, int32_t height)
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{
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d3d9_windowed = true;
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d3d9_window_framed = framed;
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d3d9_window_width = width;
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d3d9_window_height = height;
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}
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void d3d9_set_pci_id(uint16_t vid, uint16_t pid)
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{
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str_format(
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d3d9_pci_id, sizeof(d3d9_pci_id), "PCI\\VEN_%04X&DEV_%04X", vid, pid);
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}
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/* ------------------------------------------------------------------------- */
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static void calc_win_size_with_framed(
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HWND hwnd, DWORD x, DWORD y, DWORD width, DWORD height, LPWINDOWPOS wp)
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{
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/* taken from dxwnd */
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RECT rect;
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DWORD style;
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int max_x, max_y;
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HMENU menu;
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rect.left = x;
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rect.top = y;
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max_x = width;
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max_y = height;
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rect.right = x + max_x;
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rect.bottom = y + max_y;
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style = GetWindowLong(hwnd, GWL_STYLE);
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menu = GetMenu(hwnd);
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AdjustWindowRect(&rect, style, (menu != NULL));
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/* shift down-right so that the border is visible
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and also update the iPosX,iPosY upper-left coordinates
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of the client area */
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if (rect.left < 0) {
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rect.right -= rect.left;
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rect.left = 0;
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}
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if (rect.top < 0) {
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rect.bottom -= rect.top;
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rect.top = 0;
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}
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wp->x = rect.left;
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wp->y = rect.top;
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wp->cx = rect.right - rect.left;
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wp->cy = rect.bottom - rect.top;
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}
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