The-Homebrew-Cloud/WiiUPluginLoaderBackend
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Added support for the WUPS_LOADER_HOOK_VID_DRC_DRAW and WUPS_LOADER_HOOK_VID_TV_DRAW which allow a plugin to draw on the screen.

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This commit is contained in:
Maschell 2019-03-01 19:26:15 +01:00
parent c29e3e77cd
commit 81ce92aae7
5 changed files with 215 additions and 3 deletions
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8
src/common/retain_vars.cpp
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@ -4,6 +4,7 @@ replacement_data_t gbl_replacement_data __attribute__((section(".data")));
dyn_linking_relocation_data_t gbl_dyn_linking_data __attribute__((section(".data")));
uint8_t gAppStatus __attribute__((section(".data"))) = 0;
bool g_NotInLoader __attribute__((section(".data"))) = false;
uint64_t gGameTitleID __attribute__((section(".data"))) = 0;
volatile uint8_t gSDInitDone __attribute__((section(".data"))) = 0;
@ -16,3 +17,10 @@ struct buffer_store tv_store __attribute__((section(".data")));
char gbl_common_data[0x20000] __attribute__((section(".data")));
char * gbl_common_data_ptr __attribute__((section(".data"))) = gbl_common_data;
GX2ColorBuffer g_vid_main_cbuf __attribute__((section(".data")));
GX2Texture g_vid_drcTex __attribute__((section(".data")));
GX2Sampler g_vid_sampler __attribute__((section(".data")));
GX2Texture g_vid_tvTex __attribute__((section(".data")));
GX2ContextState* g_vid_ownContextState __attribute__((section(".data")));
GX2ContextState* g_vid_originalContextSave __attribute__((section(".data")))= NULL;

11
src/common/retain_vars.h
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@ -2,10 +2,14 @@
#define RETAINS_VARS_H_
#include "patcher/function_patcher.h"
#include "plugin/dynamic_linking_defines.h"
#include <dynamic_libs/gx2_functions.h>
extern replacement_data_t gbl_replacement_data;
extern dyn_linking_relocation_data_t gbl_dyn_linking_data;
extern bool g_NotInLoader;
extern uint8_t gAppStatus;
extern uint64_t gGameTitleID;
extern volatile uint8_t gSDInitDone;
@ -17,4 +21,11 @@ extern int32_t ntfs_mount_count;
extern struct buffer_store drc_store;
extern struct buffer_store tv_store;
extern GX2ColorBuffer g_vid_main_cbuf;
extern GX2Texture g_vid_drcTex;
extern GX2Texture g_vid_tvTex;
extern GX2ContextState* g_vid_ownContextState;
extern GX2ContextState* g_vid_originalContextSave;
extern GX2Sampler g_vid_sampler;
#endif // RETAINS_VARS_H_

13
src/main.cpp
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@ -103,6 +103,9 @@ extern "C" int32_t Menu_Main(int32_t argc, char **argv) {
gGameTitleID = OSGetTitleID();
g_vid_ownContextState = NULL;
g_vid_originalContextSave = NULL;
int32_t result = 0;
//Reset everything when were going back to the Mii Maker
@ -137,6 +140,16 @@ extern "C" int32_t Menu_Main(int32_t argc, char **argv) {
PluginLoader::destroyInstance();
MemoryUtils::init();
// Memory on custon heap is reset anyway so we don't need to free the image buffers.
memset((void*)&g_vid_main_cbuf,0,sizeof(g_vid_main_cbuf));
memset((void*)&g_vid_drcTex,0,sizeof(g_vid_drcTex));
memset((void*)&g_vid_tvTex,0,sizeof(g_vid_tvTex));
g_vid_originalContextSave = NULL;
g_vid_ownContextState = NULL;
g_NotInLoader = false;
}else{
g_NotInLoader = true;
}
DEBUG_FUNCTION_LINE("Patch own stuff\n");

170
src/patcher/hooks_patcher_static.cpp
View File

@ -5,9 +5,12 @@
#include "hooks_patcher.h"
#include "myutils/overlay_helper.h"
#include "myutils/ConfigUtils.h"
#include <malloc.h>
#include "main.h"
#include "utils.h"
#include "mymemory/memory_mapping.h"
#include "myutils/mem_utils.h"
#include "myutils/texture_utils.h"
DECL(void, __PPCExit, void) {
// Only continue if we are in the "right" application.
@ -125,7 +128,6 @@ bool checkMagic(VPADData *buffer) {
angleX_frameCounter = 0;
angleX_last = buffer->angle.x;
}
}
DECL(int32_t, VPADRead, int32_t chan, VPADData *buffer, uint32_t buffer_size, int32_t *error) {
@ -153,12 +155,177 @@ DECL(int32_t, VPADRead, int32_t chan, VPADData *buffer, uint32_t buffer_size, in
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);
}
hooks_magic_t method_hooks_hooks_static[] __attribute__((section(".data"))) = {
MAKE_MAGIC(__PPCExit, LIB_CORE_INIT, STATIC_FUNCTION),
MAKE_MAGIC(GX2SetTVBuffer, LIB_GX2, STATIC_FUNCTION),
MAKE_MAGIC(GX2SetDRCBuffer, LIB_GX2, STATIC_FUNCTION),
MAKE_MAGIC(GX2WaitForVsync, LIB_GX2, STATIC_FUNCTION),
MAKE_MAGIC(GX2CopyColorBufferToScanBuffer, LIB_GX2, STATIC_FUNCTION),
MAKE_MAGIC(GX2SetContextState, LIB_GX2, STATIC_FUNCTION),
MAKE_MAGIC(VPADRead, LIB_VPAD, STATIC_FUNCTION),
MAKE_MAGIC(OSIsAddressValid, LIB_CORE_INIT, STATIC_FUNCTION),
MAKE_MAGIC(__OSPhysicalToEffectiveUncached, LIB_CORE_INIT, STATIC_FUNCTION),
@ -166,7 +333,6 @@ hooks_magic_t method_hooks_hooks_static[] __attribute__((section(".data"))) = {
MAKE_MAGIC(OSEffectiveToPhysical, LIB_CORE_INIT, STATIC_FUNCTION),
};
uint32_t method_hooks_size_hooks_static __attribute__((section(".data"))) = sizeof(method_hooks_hooks_static) / sizeof(hooks_magic_t);
//! buffer to store our instructions needed for our replacements

16
src/utils.cpp
View File

@ -131,11 +131,25 @@ void CallHookEx(wups_loader_hook_type_t hook_type, int32_t plugin_index_needed)
((void (*)(wups_loader_init_kernel_args_t))((uint32_t*)func_ptr) )(args);
plugin_data->kernel_init_done = true;
}
} else if(hook_type == WUPS_LOADER_HOOK_INIT_VID_MEM){
} else if(hook_type == WUPS_LOADER_HOOK_INIT_VID_MEM) {
wups_loader_init_vid_mem_args_t args;
args.vid_mem_alloc_ptr = &MemoryUtils::alloc;
args.vid_mem_free_ptr = &MemoryUtils::free;
((void (*)(wups_loader_init_vid_mem_args_t))((uint32_t*)func_ptr) )(args);
} else if(hook_type == WUPS_LOADER_HOOK_VID_DRC_DRAW) {
wups_loader_vid_buffer_t args;
args.color_buffer_ptr = &g_vid_main_cbuf;
args.tv_texture_ptr = &g_vid_tvTex;
args.drc_texture_ptr = &g_vid_drcTex;
args.sampler_ptr = &g_vid_sampler;
((void (*)(wups_loader_vid_buffer_t))((uint32_t*)func_ptr) )(args);
} else if(hook_type == WUPS_LOADER_HOOK_VID_TV_DRAW) {
wups_loader_vid_buffer_t args;
args.color_buffer_ptr = &g_vid_main_cbuf;
args.tv_texture_ptr = &g_vid_tvTex;
args.drc_texture_ptr = &g_vid_drcTex;
args.sampler_ptr = &g_vid_sampler;
((void (*)(wups_loader_vid_buffer_t))((uint32_t*)func_ptr) )(args);
} else {
DEBUG_FUNCTION_LINE("ERROR: HOOK TYPE WAS NOT IMPLEMENTED %08X \n",hook_type);
}