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wip: move gfx to gfxhook, some borderless window stuff

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This commit is contained in:
Felix Anderson
2021-11-03 17:14:24 +00:00
parent a24cd0a1a5
commit ea94dd8085
30 changed files with 193 additions and 111 deletions
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12
hooklib/config.c
View File

@ -6,7 +6,6 @@
#include "hooklib/config.h"
#include "hooklib/dvd.h"
#include "hooklib/gfx/gfx.h"
void dvd_config_load(struct dvd_config *cfg, const wchar_t *filename)
{
@ -15,14 +14,3 @@ void dvd_config_load(struct dvd_config *cfg, const wchar_t *filename)
cfg->enable = GetPrivateProfileIntW(L"dvd", L"enable", 1, filename);
}
void gfx_config_load(struct gfx_config *cfg, const wchar_t *filename)
{
assert(cfg != NULL);
assert(filename != NULL);
cfg->enable = GetPrivateProfileIntW(L"gfx", L"enable", 1, filename);
cfg->windowed = GetPrivateProfileIntW(L"gfx", L"windowed", 0, filename);
cfg->framed = GetPrivateProfileIntW(L"gfx", L"framed", 1, filename);
cfg->monitor = GetPrivateProfileIntW(L"gfx", L"monitor", 0, filename);
}

3
hooklib/config.h
View File

@ -1,10 +1,7 @@
#pragma once
#include <stdbool.h>
#include <stddef.h>
#include "hooklib/dvd.h"
#include "hooklib/gfx/gfx.h"
void dvd_config_load(struct dvd_config *cfg, const wchar_t *filename);
void gfx_config_load(struct gfx_config *cfg, const wchar_t *filename);

219
hooklib/gfx/d3d11.c
View File

@ -1,219 +0,0 @@
#include <windows.h>
#include <d3d11.h>
#include <dxgi.h>
#include <assert.h>
#include <stdbool.h>
#include <stdlib.h>
#include "hook/com-proxy.h"
#include "hook/table.h"
#include "hooklib/config.h"
#include "hooklib/dll.h"
#include "hooklib/gfx/gfx.h"
#include "util/dprintf.h"
typedef HRESULT (WINAPI *D3D11CreateDevice_t)(
IDXGIAdapter *pAdapter,
D3D_DRIVER_TYPE DriverType,
HMODULE Software,
UINT Flags,
const D3D_FEATURE_LEVEL *ppFeatureLevels,
UINT FeatureLevels,
UINT SDKVersion,
ID3D11Device **ppDevice,
D3D_FEATURE_LEVEL *pFeatureLevel,
ID3D11DeviceContext **ppImmediateContext);
typedef HRESULT (WINAPI *D3D11CreateDeviceAndSwapChain_t)(
IDXGIAdapter *pAdapter,
D3D_DRIVER_TYPE DriverType,
HMODULE Software,
UINT Flags,
const D3D_FEATURE_LEVEL *ppFeatureLevels,
UINT FeatureLevels,
UINT SDKVersion,
const DXGI_SWAP_CHAIN_DESC *pSwapChainDesc,
IDXGISwapChain **ppSwapChain,
ID3D11Device **ppDevice,
D3D_FEATURE_LEVEL *pFeatureLevel,
ID3D11DeviceContext **ppImmediateContext);
static struct gfx_config gfx_config;
static D3D11CreateDevice_t next_D3D11CreateDevice;
static D3D11CreateDeviceAndSwapChain_t next_D3D11CreateDeviceAndSwapChain;
static const struct hook_symbol d3d11_hooks[] = {
{
.name = "D3D11CreateDevice",
.patch = D3D11CreateDevice,
.link = (void **) &next_D3D11CreateDevice,
}, {
.name = "D3D11CreateDeviceAndSwapChain",
.patch = D3D11CreateDeviceAndSwapChain,
.link = (void **) &next_D3D11CreateDeviceAndSwapChain,
},
};
void gfx_d3d11_hook_init(const struct gfx_config *cfg, HINSTANCE self)
{
HMODULE d3d11;
assert(cfg != NULL);
if (!cfg->enable) {
return;
}
memcpy(&gfx_config, cfg, sizeof(*cfg));
hook_table_apply(NULL, "d3d11.dll", d3d11_hooks, _countof(d3d11_hooks));
if (next_D3D11CreateDevice == NULL || next_D3D11CreateDeviceAndSwapChain == NULL) {
d3d11 = LoadLibraryW(L"d3d11.dll");
if (d3d11 == NULL) {
dprintf("D3D11: d3d11.dll not found or failed initialization\n");
goto fail;
}
if (next_D3D11CreateDevice == NULL) {
next_D3D11CreateDevice = (D3D11CreateDevice_t) GetProcAddress(
d3d11,
"D3D11CreateDevice");
}
if (next_D3D11CreateDeviceAndSwapChain == NULL) {
next_D3D11CreateDeviceAndSwapChain = (D3D11CreateDeviceAndSwapChain_t) GetProcAddress(
d3d11,
"D3D11CreateDeviceAndSwapChain");
}
if (next_D3D11CreateDevice == NULL) {
dprintf("D3D11: D3D11CreateDevice not found in loaded d3d11.dll\n");
goto fail;
}
if (next_D3D11CreateDeviceAndSwapChain == NULL) {
dprintf("D3D11: D3D11CreateDeviceAndSwapChain not found in loaded d3d11.dll\n");
goto fail;
}
}
if (self != NULL) {
dll_hook_push(self, L"d3d11.dll");
}
return;
fail:
if (d3d11 != NULL) {
FreeLibrary(d3d11);
}
}
HRESULT WINAPI D3D11CreateDevice(
IDXGIAdapter *pAdapter,
D3D_DRIVER_TYPE DriverType,
HMODULE Software,
UINT Flags,
const D3D_FEATURE_LEVEL *ppFeatureLevels,
UINT FeatureLevels,
UINT SDKVersion,
ID3D11Device **ppDevice,
D3D_FEATURE_LEVEL *pFeatureLevel,
ID3D11DeviceContext **ppImmediateContext)
{
dprintf("D3D11: D3D11CreateDevice hook hit\n");
return next_D3D11CreateDevice(
pAdapter,
DriverType,
Software,
Flags,
ppFeatureLevels,
FeatureLevels,
SDKVersion,
ppDevice,
pFeatureLevel,
ppImmediateContext);
}
HRESULT WINAPI D3D11CreateDeviceAndSwapChain(
IDXGIAdapter *pAdapter,
D3D_DRIVER_TYPE DriverType,
HMODULE Software,
UINT Flags,
const D3D_FEATURE_LEVEL *ppFeatureLevels,
UINT FeatureLevels,
UINT SDKVersion,
const DXGI_SWAP_CHAIN_DESC *pSwapChainDesc,
IDXGISwapChain **ppSwapChain,
ID3D11Device **ppDevice,
D3D_FEATURE_LEVEL *pFeatureLevel,
ID3D11DeviceContext **ppImmediateContext)
{
DXGI_SWAP_CHAIN_DESC *desc;
HWND hwnd;
LONG width;
LONG height;
dprintf("D3D11: D3D11CreateDeviceAndSwapChain hook hit\n");
desc = (DXGI_SWAP_CHAIN_DESC *) pSwapChainDesc;
if (desc != NULL) {
desc->Windowed = gfx_config.windowed;
hwnd = desc->OutputWindow;
width = desc->BufferDesc.Width;
height = desc->BufferDesc.Height;
} else {
hwnd = NULL;
width = 0;
height = 0;
}
if (hwnd != NULL) {
/*
* Ensure window is maximized to avoid a Windows 10 issue where a
* fullscreen swap chain is not created because the window is minimized
* at the time of creation.
*/
ShowWindow(hwnd, SW_RESTORE);
if (!gfx_config.framed && width > 0 && height > 0) {
dprintf("DXGI: Resizing window to %ldx%ld\n", width, height);
SetWindowLongPtrW(hwnd, GWL_STYLE, WS_POPUP);
SetWindowLongPtrW(hwnd, GWL_EXSTYLE, WS_EX_TOPMOST);
SetWindowPos(
hwnd,
HWND_TOP,
0,
0,
width,
height,
SWP_FRAMECHANGED | SWP_NOSENDCHANGING);
ShowWindow(hwnd, SW_SHOWMAXIMIZED);
}
}
return next_D3D11CreateDeviceAndSwapChain(
pAdapter,
DriverType,
Software,
Flags,
ppFeatureLevels,
FeatureLevels,
SDKVersion,
pSwapChainDesc,
ppSwapChain,
ppDevice,
pFeatureLevel,
ppImmediateContext);
}

7
hooklib/gfx/d3d11.h
View File

@ -1,7 +0,0 @@
#pragma once
#include <windows.h>
#include "hooklib/gfx/gfx.h"
void gfx_d3d11_hook_init(const struct gfx_config *cfg, HINSTANCE self);

153
hooklib/gfx/d3d9.c
View File

@ -1,153 +0,0 @@
#include <windows.h>
#include <d3d9.h>
#include <assert.h>
#include <stdbool.h>
#include <stdlib.h>
#include "hook/com-proxy.h"
#include "hook/table.h"
#include "hooklib/config.h"
#include "hooklib/dll.h"
#include "hooklib/gfx/gfx.h"
#include "util/dprintf.h"
typedef IDirect3D9 * (WINAPI *Direct3DCreate9_t)(UINT sdk_ver);
static HRESULT STDMETHODCALLTYPE my_CreateDevice(
IDirect3D9 *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 const struct hook_symbol gfx_hooks[] = {
{
.name = "Direct3DCreate9",
.patch = Direct3DCreate9,
.link = (void **) &next_Direct3DCreate9
},
};
void gfx_d3d9_hook_init(const struct gfx_config *cfg, HINSTANCE self)
{
HMODULE d3d9;
assert(cfg != NULL);
if (!cfg->enable) {
return;
}
memcpy(&gfx_config, cfg, sizeof(*cfg));
hook_table_apply(NULL, "d3d9.dll", gfx_hooks, _countof(gfx_hooks));
if (next_Direct3DCreate9 == NULL) {
d3d9 = LoadLibraryW(L"d3d9.dll");
if (d3d9 == NULL) {
dprintf("Gfx: d3d9.dll not found or failed initialization\n");
goto fail;
}
next_Direct3DCreate9 = (Direct3DCreate9_t) GetProcAddress(d3d9, "Direct3DCreate9");
if (next_Direct3DCreate9 == NULL) {
dprintf("Gfx: Direct3DCreate9 not found in loaded d3d9.dll\n");
FreeLibrary(d3d9);
goto fail;
}
}
if (self != NULL) {
dll_hook_push(self, L"d3d9.dll");
}
fail:
return;
}
IDirect3D9 * WINAPI Direct3DCreate9(UINT sdk_ver)
{
struct com_proxy *proxy;
IDirect3D9Vtbl *vtbl;
IDirect3D9 *api;
HRESULT hr;
dprintf("Gfx: Direct3DCreate9 hook hit\n");
if (next_Direct3DCreate9 == NULL) {
dprintf("Gfx: next_Direct3DCreate9 == NULL\n");
goto fail;
}
api = next_Direct3DCreate9(sdk_ver);
if (api == NULL) {
dprintf("Gfx: next_Direct3DCreate9 returned NULL\n");
goto fail;
}
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_CreateDevice;
return (IDirect3D9 *) proxy;
fail:
if (api != NULL) {
IDirect3D9_Release(api);
}
return NULL;
}
static HRESULT STDMETHODCALLTYPE my_CreateDevice(
IDirect3D9 *self,
UINT adapter,
D3DDEVTYPE type,
HWND hwnd,
DWORD flags,
D3DPRESENT_PARAMETERS *pp,
IDirect3DDevice9 **pdev)
{
struct com_proxy *proxy;
IDirect3D9 *real;
dprintf("Gfx: IDirect3D9::CreateDevice hook hit\n");
proxy = com_proxy_downcast(self);
real = proxy->real;
if (gfx_config.windowed) {
pp->Windowed = TRUE;
pp->FullScreen_RefreshRateInHz = 0;
}
if (gfx_config.framed) {
gfx_frame_window(hwnd);
}
dprintf("Gfx: IDirect3D9:: Using Display No %x\n", gfx_config.monitor);
return IDirect3D9_CreateDevice(real, gfx_config.monitor, type, hwnd, flags, pp, pdev);
}

7
hooklib/gfx/d3d9.h
View File

@ -1,7 +0,0 @@
#pragma once
#include <windows.h>
#include "hooklib/gfx/gfx.h"
void gfx_d3d9_hook_init(const struct gfx_config *cfg, HINSTANCE self);

365
hooklib/gfx/dxgi.c
View File

@ -1,365 +0,0 @@
#include <windows.h>
#include <dxgi.h>
#include <dxgi1_3.h>
#include <assert.h>
#include <stdlib.h>
#include "hook/com-proxy.h"
#include "hook/table.h"
#include "hooklib/config.h"
#include "hooklib/dll.h"
#include "hooklib/gfx/gfx.h"
#include "util/dprintf.h"
typedef HRESULT (WINAPI *CreateDXGIFactory_t)(REFIID riid, void **factory);
typedef HRESULT (WINAPI *CreateDXGIFactory1_t)(REFIID riid, void **factory);
typedef HRESULT (WINAPI *CreateDXGIFactory2_t)(
UINT flags,
REFIID riid,
void **factory);
static HRESULT hook_factory(REFIID riid, void **factory);
static HRESULT STDMETHODCALLTYPE my_IDXGIFactory_CreateSwapChain(
IDXGIFactory *self,
IUnknown *device,
DXGI_SWAP_CHAIN_DESC *desc,
IDXGISwapChain **swapchain);
static HRESULT STDMETHODCALLTYPE my_IDXGIFactory1_CreateSwapChain(
IDXGIFactory1 *self,
IUnknown *device,
DXGI_SWAP_CHAIN_DESC *desc,
IDXGISwapChain **swapchain);
static HRESULT STDMETHODCALLTYPE my_IDXGIFactory2_CreateSwapChain(
IDXGIFactory2 *self,
IUnknown *device,
DXGI_SWAP_CHAIN_DESC *desc,
IDXGISwapChain **swapchain);
static struct gfx_config gfx_config;
static CreateDXGIFactory_t next_CreateDXGIFactory;
static CreateDXGIFactory1_t next_CreateDXGIFactory1;
static CreateDXGIFactory2_t next_CreateDXGIFactory2;
static const struct hook_symbol dxgi_hooks[] = {
{
.name = "CreateDXGIFactory",
.patch = CreateDXGIFactory,
.link = (void **) &next_CreateDXGIFactory,
}, {
.name = "CreateDXGIFactory1",
.patch = CreateDXGIFactory1,
.link = (void **) &next_CreateDXGIFactory1,
}, {
.name = "CreateDXGIFactory2",
.patch = CreateDXGIFactory2,
.link = (void **) &next_CreateDXGIFactory2,
},
};
void gfx_dxgi_hook_init(const struct gfx_config *cfg, HINSTANCE self)
{
HMODULE dxgi;
assert(cfg != NULL);
if (!cfg->enable) {
return;
}
memcpy(&gfx_config, cfg, sizeof(*cfg));
hook_table_apply(NULL, "dxgi.dll", dxgi_hooks, _countof(dxgi_hooks));
if (next_CreateDXGIFactory == NULL || next_CreateDXGIFactory1 == NULL) {
dxgi = LoadLibraryW(L"dxgi.dll");
if (dxgi == NULL) {
dprintf("DXGI: dxgi.dll not found or failed initialization\n");
goto fail;
}
if (next_CreateDXGIFactory == NULL) {
next_CreateDXGIFactory = (CreateDXGIFactory_t) GetProcAddress(
dxgi,
"CreateDXGIFactory");
}
if (next_CreateDXGIFactory1 == NULL) {
next_CreateDXGIFactory1 = (CreateDXGIFactory1_t) GetProcAddress(
dxgi,
"CreateDXGIFactory1");
}
if (next_CreateDXGIFactory2 == NULL) {
next_CreateDXGIFactory2 = (CreateDXGIFactory2_t) GetProcAddress(
dxgi,
"CreateDXGIFactory2");
}
if (next_CreateDXGIFactory == NULL) {
dprintf("DXGI: CreateDXGIFactory not found in loaded dxgi.dll\n");
goto fail;
}
if (next_CreateDXGIFactory1 == NULL) {
dprintf("DXGI: CreateDXGIFactory1 not found in loaded dxgi.dll\n");
goto fail;
}
/* `CreateDXGIFactory2` was introduced in Windows 8.1 and the original
* Nu runs Windows 8, so do not require it to exist */
}
if (self != NULL) {
dll_hook_push(self, L"dxgi.dll");
}
return;
fail:
if (dxgi != NULL) {
FreeLibrary(dxgi);
}
}
HRESULT WINAPI CreateDXGIFactory(REFIID riid, void **factory)
{
HRESULT hr;
dprintf("DXGI: CreateDXGIFactory hook hit\n");
hr = next_CreateDXGIFactory(riid, factory);
if (FAILED(hr)) {
dprintf("DXGI: CreateDXGIFactory returned %x\n", (int) hr);
return hr;
}
hr = hook_factory(riid, factory);
if (FAILED(hr)) {
return hr;
}
return hr;
}
HRESULT WINAPI CreateDXGIFactory1(REFIID riid, void **factory)
{
HRESULT hr;
dprintf("DXGI: CreateDXGIFactory1 hook hit\n");
hr = next_CreateDXGIFactory1(riid, factory);
if (FAILED(hr)) {
dprintf("DXGI: CreateDXGIFactory1 returned %x\n", (int) hr);
return hr;
}
hr = hook_factory(riid, factory);
if (FAILED(hr)) {
return hr;
}
return hr;
}
HRESULT WINAPI CreateDXGIFactory2(UINT flags, REFIID riid, void **factory)
{
HRESULT hr;
dprintf("DXGI: CreateDXGIFactory2 hook hit\n");
if (next_CreateDXGIFactory2 == NULL) {
dprintf("DXGI: CreateDXGIFactory2 not available, forwarding to CreateDXGIFactory1\n");
return CreateDXGIFactory1(riid, factory);
}
hr = next_CreateDXGIFactory2(flags, riid, factory);
if (FAILED(hr)) {
dprintf("DXGI: CreateDXGIFactory2 returned %x\n", (int) hr);
return hr;
}
hr = hook_factory(riid, factory);
if (FAILED(hr)) {
return hr;
}
return hr;
}
static HRESULT hook_factory(REFIID riid, void **factory)
{
struct com_proxy *proxy;
IDXGIFactory *api_0;
IDXGIFactory1 *api_1;
IDXGIFactory2 *api_2;
IDXGIFactoryVtbl *vtbl_0;
IDXGIFactory1Vtbl *vtbl_1;
IDXGIFactory2Vtbl *vtbl_2;
HRESULT hr;
api_0 = NULL;
api_1 = NULL;
api_2 = NULL;
if (memcmp(riid, &IID_IDXGIFactory, sizeof(*riid)) == 0) {
api_0 = *factory;
hr = com_proxy_wrap(&proxy, api_0, sizeof(*api_0->lpVtbl));
if (FAILED(hr)) {
dprintf("DXGI: com_proxy_wrap returned %x\n", (int) hr);
goto fail;
}
vtbl_0 = proxy->vptr;
vtbl_0->CreateSwapChain = my_IDXGIFactory_CreateSwapChain;
*factory = proxy;
} else if (memcmp(riid, &IID_IDXGIFactory1, sizeof(*riid)) == 0) {
api_1 = *factory;
hr = com_proxy_wrap(&proxy, api_1, sizeof(*api_1->lpVtbl));
if (FAILED(hr)) {
dprintf("DXGI: com_proxy_wrap returned %x\n", (int) hr);
goto fail;
}
vtbl_1 = proxy->vptr;
vtbl_1->CreateSwapChain = my_IDXGIFactory1_CreateSwapChain;
*factory = proxy;
} else if (memcmp(riid, &IID_IDXGIFactory2, sizeof(*riid)) == 0) {
api_2 = *factory;
hr = com_proxy_wrap(&proxy, api_2, sizeof(*api_2->lpVtbl));
if (FAILED(hr)) {
dprintf("DXGI: com_proxy_wrap returned %x\n", (int) hr);
goto fail;
}
vtbl_2 = proxy->vptr;
vtbl_2->CreateSwapChain = my_IDXGIFactory2_CreateSwapChain;
*factory = proxy;
}
return S_OK;
fail:
if (api_0 != NULL) {
IDXGIFactory_Release(api_0);
}
if (api_1 != NULL) {
IDXGIFactory1_Release(api_1);
}
if (api_2 != NULL) {
IDXGIFactory2_Release(api_2);
}
return hr;
}
static HRESULT STDMETHODCALLTYPE my_IDXGIFactory_CreateSwapChain(
IDXGIFactory *self,
IUnknown *device,
DXGI_SWAP_CHAIN_DESC *desc,
IDXGISwapChain **swapchain)
{
struct com_proxy *proxy;
IDXGIFactory *real;
HWND hwnd;
LONG width;
LONG height;
dprintf("DXGI: IDXGIFactory::CreateSwapChain hook hit\n");
proxy = com_proxy_downcast(self);
real = proxy->real;
if (desc != NULL) {
desc->Windowed = gfx_config.windowed;
hwnd = desc->OutputWindow;
width = desc->BufferDesc.Width;
height = desc->BufferDesc.Height;
} else {
hwnd = NULL;
width = 0;
height = 0;
}
if (hwnd != NULL) {
/*
* Ensure window is maximized to avoid a Windows 10 issue where a
* fullscreen swap chain is not created because the window is minimized
* at the time of creation.
*/
ShowWindow(hwnd, SW_RESTORE);
if (!gfx_config.framed && width > 0 && height > 0) {
dprintf("DXGI: Resizing window to %ldx%ld\n", width, height);
SetWindowLongPtrW(hwnd, GWL_STYLE, WS_POPUP);
SetWindowLongPtrW(hwnd, GWL_EXSTYLE, WS_EX_TOPMOST);
SetWindowPos(
hwnd,
HWND_TOP,
0,
0,
width,
height,
SWP_FRAMECHANGED | SWP_NOSENDCHANGING);
ShowWindow(hwnd, SW_SHOWMAXIMIZED);
}
}
return IDXGIFactory_CreateSwapChain(real, device, desc, swapchain);
}
static HRESULT STDMETHODCALLTYPE my_IDXGIFactory1_CreateSwapChain(
IDXGIFactory1 *self,
IUnknown *device,
DXGI_SWAP_CHAIN_DESC *desc,
IDXGISwapChain **swapchain)
{
dprintf("DXGI: IDXGIFactory1::CreateSwapChain hook forwarding to my_IDXGIFactory_CreateSwapChain\n");
return my_IDXGIFactory_CreateSwapChain(
(IDXGIFactory *) self,
device,
desc,
swapchain);
}
static HRESULT STDMETHODCALLTYPE my_IDXGIFactory2_CreateSwapChain(
IDXGIFactory2 *self,
IUnknown *device,
DXGI_SWAP_CHAIN_DESC *desc,
IDXGISwapChain **swapchain)
{
dprintf("DXGI: IDXGIFactory2::CreateSwapChain hook forwarding to my_IDXGIFactory_CreateSwapChain\n");
return my_IDXGIFactory_CreateSwapChain(
(IDXGIFactory *) self,
device,
desc,
swapchain);
}

7
hooklib/gfx/dxgi.h
View File

@ -1,7 +0,0 @@
#pragma once
#include <windows.h>
#include "hooklib/gfx/gfx.h"
void gfx_dxgi_hook_init(const struct gfx_config *cfg, HINSTANCE self);

113
hooklib/gfx/gfx.c
View File

@ -1,113 +0,0 @@
#include <windows.h>
#include <assert.h>
#include <stdbool.h>
#include <stdlib.h>
#include "hook/table.h"
#include "hooklib/config.h"
#include "hooklib/gfx/gfx.h"
#include "util/dprintf.h"
typedef BOOL (WINAPI *ShowWindow_t)(HWND hWnd, int nCmdShow);
static BOOL WINAPI hook_ShowWindow(HWND hWnd, int nCmdShow);
static struct gfx_config gfx_config;
static ShowWindow_t next_ShowWindow;
static const struct hook_symbol gfx_hooks[] = {
{
.name = "ShowWindow",
.patch = hook_ShowWindow,
.link = (void **) &next_ShowWindow,
},
};
void gfx_hook_init(const struct gfx_config *cfg, HINSTANCE self)
{
assert(cfg != NULL);
if (!cfg->enable) {
return;
}
memcpy(&gfx_config, cfg, sizeof(*cfg));
hook_table_apply(NULL, "user32.dll", gfx_hooks, _countof(gfx_hooks));
}
static BOOL WINAPI hook_ShowWindow(HWND hWnd, int nCmdShow)
{
dprintf("Gfx: ShowWindow hook hit\n");
if (!gfx_config.framed && nCmdShow == SW_RESTORE) {
nCmdShow = SW_SHOW;
}
return next_ShowWindow(hWnd, nCmdShow);
}
HRESULT gfx_frame_window(HWND hwnd)
{
HRESULT hr;
DWORD error;
LONG style;
RECT rect;
BOOL ok;
SetLastError(ERROR_SUCCESS);
style = GetWindowLongW(hwnd, GWL_STYLE);
error = GetLastError();
if (error != ERROR_SUCCESS) {
hr = HRESULT_FROM_WIN32(error);
dprintf("Gfx: GetWindowLongPtrW(%p, GWL_STYLE) failed: %x\n",
hwnd,
(int) hr);
return hr;
}
ok = GetClientRect(hwnd, &rect);
if (!ok) {
hr = HRESULT_FROM_WIN32(GetLastError());
dprintf("Gfx: GetClientRect(%p) failed: %x\n", hwnd, (int) hr);
return hr;
}
style |= WS_BORDER | WS_CAPTION | WS_MINIMIZEBOX | WS_SYSMENU;
ok = AdjustWindowRect(&rect, style, FALSE);
if (!ok) {
/* come on... */
hr = HRESULT_FROM_WIN32(GetLastError());
dprintf("Gfx: AdjustWindowRect failed: %x\n", (int) hr);
return hr;
}
/* This... always seems to set an error, even though it works? idk */
SetWindowLongW(hwnd, GWL_STYLE, style);
ok = SetWindowPos(
hwnd,
HWND_TOP,
rect.left,
rect.top,
rect.right - rect.left,
rect.bottom - rect.top,
SWP_FRAMECHANGED | SWP_NOMOVE);
if (!ok) {
hr = HRESULT_FROM_WIN32(GetLastError());
dprintf("Gfx: SetWindowPos(%p) failed: %x\n", hwnd, (int) hr);
return hr;
}
return S_OK;
}

16
hooklib/gfx/gfx.h
View File

@ -1,16 +0,0 @@
#pragma once
#include <windows.h>
#include <stdbool.h>
struct gfx_config {
bool enable;
bool windowed;
bool framed;
int monitor;
};
void gfx_hook_init(const struct gfx_config *cfg, HINSTANCE self);
HRESULT gfx_frame_window(HWND hwnd);

8
hooklib/meson.build
View File

@ -17,14 +17,6 @@ hooklib_lib = static_library(
'dvd.h',
'fdshark.c',
'fdshark.h',
'gfx/d3d9.c',
'gfx/d3d9.h',
'gfx/d3d11.c',
'gfx/d3d11.h',
'gfx/dxgi.c',
'gfx/dxgi.h',
'gfx/gfx.c',
'gfx/gfx.h',
'path.c',
'path.h',
'reg.c',