WiiUPluginLoaderBackend/source/patcher/hooks_patcher_static.cpp
2020-08-09 18:14:58 +02:00

294 lines
12 KiB
C++

#include "utils/logger.h"
#include "hooks_patcher_static.h"
#include <malloc.h>
#include <wups.h>
#include <vpad/input.h>
#include <coreinit/messagequeue.h>
#include <coreinit/core.h>
#include <globals.h>
#include "hooks.h"
extern plugin_information_t *gPluginInformation;
DECL_FUNCTION(void, GX2WaitForVsync, void) {
CallHook(gPluginInformation, WUPS_LOADER_HOOK_VSYNC);
real_GX2WaitForVsync();
}
uint8_t vpadPressCooldown = 0xFF;
uint8_t angleX_counter = 0;
float angleX_delta = 0.0f;
float angleX_last = 0.0f;
uint8_t angleX_frameCounter = 0;
void checkMagic(VPADStatus *buffer) {
// buffer->angle stores the rotations per axis since the app started.
// Each full rotation add/subtracts 1.0f (depending on the direction).
// Check for rotation every only 5 frames.
angleX_frameCounter++;
if (angleX_frameCounter >= 5) {
// Get how much the gamepad rotated within the last 5 frames.
float diff_angle = -(buffer->angle.x - angleX_last);
// We want the gamepad to make (on average) at least 0.16% (1/6) of a full rotation per 5 frames (for 6 times in a row).
float target_diff = (0.16f);
// Calculate if rotated enough in this step (including the delta from the last step).
float total_diff = (diff_angle + angleX_delta) - target_diff;
if (total_diff > 0.0f) {
// The rotation in this step was enough.
angleX_counter++;
// When the gamepad rotated ~0.16% for 6 times in a row we made a full rotation!
if (angleX_counter > 5) {
//ConfigUtils::openConfigMenu();
// reset stuff.
angleX_counter = 0;
angleX_delta = 0.0f;
} else {
// Save difference as it will be added on the next check.
angleX_delta = total_diff;
}
} else {
// reset counter if it stopped rotating.
angleX_counter = 0;
}
angleX_frameCounter = 0;
angleX_last = buffer->angle.x;
}
}
DECL_FUNCTION(int32_t, VPADRead, int32_t chan, VPADStatus *buffer, uint32_t buffer_size, int32_t *error) {
int32_t result = real_VPADRead(chan, buffer, buffer_size, error);
if (result > 0 && (buffer[0].hold == (VPAD_BUTTON_PLUS | VPAD_BUTTON_R | VPAD_BUTTON_L)) && vpadPressCooldown == 0 && OSIsHomeButtonMenuEnabled()) {
//if(MemoryMapping::isMemoryMapped()) {
//MemoryMapping::readTestValuesFromMemory();
//} else {
// DEBUG_FUNCTION_LINE("Memory was not mapped. To test the memory please exit the plugin loader by pressing MINUS\n");
//}
vpadPressCooldown = 0x3C;
}
if (result > 0 && (buffer[0].hold == (VPAD_BUTTON_L | VPAD_BUTTON_DOWN | VPAD_BUTTON_MINUS)) && vpadPressCooldown == 0 && OSIsHomeButtonMenuEnabled()) {
//ConfigUtils::openConfigMenu();
vpadPressCooldown = 0x3C;
} else if (result > 0 && OSIsHomeButtonMenuEnabled()) {
checkMagic(buffer);
}
if (vpadPressCooldown > 0) {
vpadPressCooldown--;
}
return result;
}
/*
void setupContextState() {
g_vid_ownContextState = (GX2ContextState*)memalign(
GX2_CONTEXT_STATE_ALIGNMENT,
sizeof(GX2ContextState)
);
if(g_vid_ownContextState == NULL) {
OSFatal("VideoSquoosher: Failed to alloc g_vid_ownContextState\n");
}
GX2SetupContextStateEx(g_vid_ownContextState, 1);
GX2SetContextState(g_vid_ownContextState);
GX2SetColorBuffer(&g_vid_main_cbuf, GX2_RENDER_TARGET_0);
//GX2SetDepthBuffer(&tvDepthBuffer);
GX2SetContextState(g_vid_originalContextSave);
DEBUG_FUNCTION_LINE("Setup contest state done\n");
}
void initTextures() {
GX2InitColorBuffer(&g_vid_main_cbuf,
GX2_SURFACE_DIM_2D,
1280, 720, 1,
GX2_SURFACE_FORMAT_TCS_R8_G8_B8_A8_UNORM,
GX2_AA_MODE_1X
);
if (g_vid_main_cbuf.surface.image_size) {
g_vid_main_cbuf.surface.image_data = MemoryUtils::alloc(
g_vid_main_cbuf.surface.image_size,
g_vid_main_cbuf.surface.align
);
if(g_vid_main_cbuf.surface.image_data == NULL) {
OSFatal("Failed to alloc g_vid_main_cbuf\n");
}
DEBUG_FUNCTION_LINE("Allocated %dx%d g_vid_main_cbuf %08X\n",
g_vid_main_cbuf.surface.width,
g_vid_main_cbuf.surface.height,
g_vid_main_cbuf.surface.image_data);
} else {
DEBUG_FUNCTION_LINE("GX2InitTexture failed for g_vid_main_cbuf!\n");
}
GX2InitTexture(&g_vid_drcTex,
854, 480, 1, 0,
GX2_SURFACE_FORMAT_TCS_R8_G8_B8_A8_UNORM,
GX2_SURFACE_DIM_2D,
GX2_TILE_MODE_LINEAR_ALIGNED
);
g_vid_drcTex.surface.use = (GX2_SURFACE_USE_COLOR_BUFFER | GX2_SURFACE_USE_TEXTURE);
if (g_vid_drcTex.surface.image_size) {
g_vid_drcTex.surface.image_data = MemoryUtils::alloc(
g_vid_drcTex.surface.image_size,
g_vid_drcTex.surface.align);
if(g_vid_drcTex.surface.image_data == NULL) {
OSFatal("VideoSquoosher: Failed to alloc g_vid_drcTex\n");
}
GX2Invalidate(GX2_INVALIDATE_CPU, g_vid_drcTex.surface.image_data, g_vid_drcTex.surface.image_size);
DEBUG_FUNCTION_LINE("VideoSquoosher: allocated %dx%d g_vid_drcTex %08X\n",
g_vid_drcTex.surface.width,
g_vid_drcTex.surface.height,
g_vid_drcTex.surface.image_data);
} else {
DEBUG_FUNCTION_LINE("VideoSquoosher: GX2InitTexture failed for g_vid_drcTex!\n");
}
GX2InitTexture(&g_vid_tvTex,
1280, 720, 1, 0,
GX2_SURFACE_FORMAT_TCS_R8_G8_B8_A8_UNORM,
GX2_SURFACE_DIM_2D,
GX2_TILE_MODE_LINEAR_ALIGNED
);
g_vid_tvTex.surface.use =
(GX2_SURFACE_USE_COLOR_BUFFER | GX2_SURFACE_USE_TEXTURE);
DCFlushRange(&g_vid_tvTex, sizeof(GX2Texture));
if (g_vid_tvTex.surface.image_size) {
g_vid_tvTex.surface.image_data = MemoryUtils::alloc(
g_vid_tvTex.surface.image_size,
g_vid_tvTex.surface.align
);
if(g_vid_tvTex.surface.image_data == NULL) {
OSFatal("VideoSquoosher: Failed to alloc g_vid_tvTex\n");
}
GX2Invalidate(GX2_INVALIDATE_CPU, g_vid_tvTex.surface.image_data, g_vid_tvTex.surface.image_size);
DEBUG_FUNCTION_LINE("VideoSquoosher: allocated %dx%d g_vid_tvTex %08X\n",
g_vid_tvTex.surface.width,
g_vid_tvTex.surface.height,
g_vid_tvTex.surface.image_data);
} else {
DEBUG_FUNCTION_LINE("VideoSquoosher: GX2InitTexture failed for g_vid_tvTex!\n");
}
GX2InitSampler(&g_vid_sampler,
GX2_TEX_CLAMP_CLAMP,
GX2_TEX_XY_FILTER_BILINEAR
);
}
DECL_FUNCTION(void, GX2SetContextState, GX2ContextState * curContext) {
if(gAppStatus == WUPS_APP_STATUS_FOREGROUND) {
g_vid_originalContextSave = curContext;
}
real_GX2SetContextState(curContext);
}
DECL_FUNCTION(void, GX2CopyColorBufferToScanBuffer, GX2ColorBuffer* cbuf, int32_t target) {
bool hasDRCHook = HasHookCallHook(WUPS_LOADER_HOOK_VID_DRC_DRAW);
bool hasTVHook = HasHookCallHook(WUPS_LOADER_HOOK_VID_TV_DRAW);
if(gAppStatus != WUPS_APP_STATUS_FOREGROUND || !g_NotInLoader || (!hasDRCHook && !hasTVHook)) {
return real_GX2CopyColorBufferToScanBuffer(cbuf,target);
}
if (!g_vid_drcTex.surface.image_data) {
initTextures();
}
if(g_vid_ownContextState == NULL) {
setupContextState();
}
if(target == 1) {
TextureUtils::copyToTexture(cbuf,&g_vid_tvTex);
if(!hasTVHook) {
return real_GX2CopyColorBufferToScanBuffer(cbuf,target);
}
} else if(target == 4) {
TextureUtils::copyToTexture(cbuf,&g_vid_drcTex);
if(!hasDRCHook) {
return real_GX2CopyColorBufferToScanBuffer(cbuf,target);
}
}
GX2SetContextState(g_vid_ownContextState);
GX2ClearColor(&g_vid_main_cbuf, 1.0f, 1.0f, 1.0f, 1.0f);
GX2SetContextState(g_vid_ownContextState);
GX2SetViewport(
0.0f, 0.0f,
g_vid_main_cbuf.surface.width, g_vid_main_cbuf.surface.height,
0.0f, 1.0f
);
GX2SetScissor(
0, 0,
g_vid_main_cbuf.surface.width, g_vid_main_cbuf.surface.height
);
if(target == 1) {
//drawTexture(&g_vid_tvTex, &g_vid_sampler, 0, 0, 1280, 720, 1.0f);
CallHook(WUPS_LOADER_HOOK_VID_TV_DRAW);
} else if(target == 4) {
//drawTexture(&g_vid_drcTex, &g_vid_sampler, 0, 0, 1280, 720, 1.0f);
CallHook(WUPS_LOADER_HOOK_VID_DRC_DRAW);
}
GX2SetContextState(g_vid_originalContextSave);
return real_GX2CopyColorBufferToScanBuffer(&g_vid_main_cbuf,target);
}*/
static uint32_t lastData0 = 0;
DECL_FUNCTION(uint32_t, OSReceiveMessage, OSMessageQueue *queue, OSMessage *message, uint32_t flags) {
int32_t res = real_OSReceiveMessage(queue, message, flags);
if (queue == OSGetSystemMessageQueue()) {
if (message != NULL && res) {
if (lastData0 != message->args[0]) {
if (message->args[0] == 0xFACEF000) {
CallHook(gPluginInformation, WUPS_LOADER_HOOK_ACQUIRED_FOREGROUND);
} else if (message->args[0] == 0xD1E0D1E0) {
CallHook(gPluginInformation, WUPS_LOADER_HOOK_APPLICATION_END);
CallHook(gPluginInformation, WUPS_LOADER_HOOK_FINI_WUT_DEVOPTAB);
//gInBackground = false;
//DCFlushRange(&gInBackground,4);
//unmount_sd_fat("sd");
}
}
lastData0 = message->args[0];
}
}
return res;
}
DECL_FUNCTION(void, OSReleaseForeground) {
if (OSGetCoreId() == 1) {
CallHook(gPluginInformation, WUPS_LOADER_HOOK_RELEASE_FOREGROUND);
}
real_OSReleaseForeground();
}
function_replacement_data_t method_hooks_hooks_static[] __attribute__((section(".data"))) = {
//MAKE_MAGIC(GX2SetTVBuffer, LIB_GX2, STATIC_FUNCTION),
//MAKE_MAGIC(GX2SetDRCBuffer, LIB_GX2, STATIC_FUNCTION),
REPLACE_FUNCTION(GX2WaitForVsync, LIBRARY_GX2, GX2WaitForVsync),
//MAKE_MAGIC(GX2CopyColorBufferToScanBuffer, LIB_GX2, STATIC_FUNCTION),
//MAKE_MAGIC(GX2SetContextState, LIB_GX2, STATIC_FUNCTION),
REPLACE_FUNCTION(VPADRead, LIBRARY_VPAD, VPADRead),
//MAKE_MAGIC(OSIsAddressValid, LIB_CORE_INIT, STATIC_FUNCTION),
//MAKE_MAGIC(__OSPhysicalToEffectiveUncached, LIB_CORE_INIT, STATIC_FUNCTION),
//MAKE_MAGIC(__OSPhysicalToEffectiveCached, LIB_CORE_INIT, STATIC_FUNCTION),
//MAKE_MAGIC(OSEffectiveToPhysical, LIB_CORE_INIT, STATIC_FUNCTION),
REPLACE_FUNCTION(OSReceiveMessage, LIBRARY_COREINIT, OSReceiveMessage),
REPLACE_FUNCTION(OSReleaseForeground, LIBRARY_COREINIT, OSReleaseForeground)
};
uint32_t method_hooks_size_hooks_static __attribute__((section(".data"))) = sizeof(method_hooks_hooks_static) / sizeof(function_replacement_data_t);