90 lines
1.8 KiB
C
90 lines
1.8 KiB
C
#include <d3d9.h>
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#include <windows.h>
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#include <stdbool.h>
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#include "hook/com-proxy.h"
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#include "hook/table.h"
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#include "util/defs.h"
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#include "util/log.h"
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static HRESULT STDCALL my_CreateDevice(
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IDirect3D9 *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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IDirect3DDevice9 **pdev);
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static IDirect3D9 *STDCALL my_Direct3DCreate9(UINT sdk_ver);
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static IDirect3D9 *(STDCALL *real_Direct3DCreate9)(UINT sdk_ver);
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static bool gfx_windowed;
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static const struct hook_symbol gfx_d3d9_hook_syms[] = {
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{
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.name = "Direct3DCreate9",
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.patch = my_Direct3DCreate9,
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.link = (void **) &real_Direct3DCreate9,
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},
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};
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static HRESULT STDCALL my_CreateDevice(
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IDirect3D9 *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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IDirect3DDevice9 **pdev)
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{
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IDirect3D9 *real;
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real = COM_PROXY_UNWRAP(self);
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if (gfx_windowed) {
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pp->Windowed = TRUE;
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pp->FullScreen_RefreshRateInHz = 0;
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}
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return IDirect3D9_CreateDevice(real, adapter, type, hwnd, flags, pp, pdev);
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}
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static IDirect3D9 *STDCALL my_Direct3DCreate9(UINT sdk_ver)
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{
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IDirect3D9 *api;
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IDirect3D9Vtbl *api_vtbl;
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struct com_proxy *api_proxy;
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log_info("Direct3DCreate9 hook hit");
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api = real_Direct3DCreate9(sdk_ver);
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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->CreateDevice = my_CreateDevice;
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return (IDirect3D9 *) api_proxy;
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}
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void gfx_insert_hooks(HMODULE target)
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{
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hook_table_apply(
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target, "d3d9.dll", gfx_d3d9_hook_syms, lengthof(gfx_d3d9_hook_syms));
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log_info("Inserted graphics hooks");
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}
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bool gfx_get_windowed(void)
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{
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return gfx_windowed;
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}
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void gfx_set_windowed(void)
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{
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gfx_windowed = true;
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}
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