mirror of
https://github.com/jugeeya/UltimateTrainingModpack.git
synced 2024-11-24 10:54:16 +00:00
207 lines
7.6 KiB
C
207 lines
7.6 KiB
C
#include <switch.h>
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#include <string.h>
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#include <stdio.h>
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#include <dirent.h>
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#include <sys/iosupport.h>
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#include <sys/reent.h>
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#include <switch/kernel/ipc.h>
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#include "useful.h"
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#include "saltysd_core.h"
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#include "saltysd_ipc.h"
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#include "saltysd_dynamic.h"
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#include "lua/lua.h"
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#include "lua/lstate.h"
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#include "l2c.h"
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#include "saltysd_helper.h"
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#include "l2c_imports.h"
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#include "acmd_imports.h"
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u32 __nx_applet_type = AppletType_None;
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static char g_heap[0x8000];
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Handle orig_main_thread;
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void * orig_ctx;
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void * orig_saved_lr;
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// app::sv::animcmd::EFFECT_FOLLOW_COLOR(lua_State* a1)
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__int64_t (* app_sv_animcmd_EFFECT_FOLLOW_COLOR)(__int64_t);
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void (* AttackModule_clear_all_orig)(__int64_t);
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void __libnx_init(void * ctx, Handle main_thread, void * saved_lr) {
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extern char * fake_heap_start;
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extern char * fake_heap_end;
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fake_heap_start = &g_heap[0];
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fake_heap_end = &g_heap[sizeof g_heap];
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orig_ctx = ctx;
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orig_main_thread = main_thread;
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orig_saved_lr = saved_lr;
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// Call constructors.
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void
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__libc_init_array(void);
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__libc_init_array();
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}
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void __attribute__((weak)) NORETURN __libnx_exit(int rc) {
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// Call destructors.
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void
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__libc_fini_array(void);
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__libc_fini_array();
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SaltySD_printf("SaltySD Plugin: jumping to %p\n", orig_saved_lr);
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__nx_exit(0, orig_saved_lr);
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}
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#define is_training_mode _ZN3app9smashball16is_training_modeEv
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extern uint64_t _ZN3app9smashball16is_training_modeEv(void) LINKABLE;
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void AttackModule_clear_all_replace(__int64_t attack_module) {
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AttackModule_clear_all_orig(attack_module);
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__int64_t battle_object_module_accessor = *(__int64_t *) (attack_module + 0x8);
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// Clear graphics every time we clear all hitboxes.
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__int64_t effect_module = *(__int64_t *) (battle_object_module_accessor + 0x140);
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void (* EffectModule_kill_kind)(__int64_t, __int64_t, __int64_t,
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__int64_t) =
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(void (*)(__int64_t, __int64_t, __int64_t, __int64_t))(*(__int64_t *) (*(__int64_t *) (effect_module) + 0xE0LL));
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Hash40 shieldEffectHash = { .hash = 0xAFAE75F05LL };
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EffectModule_kill_kind(effect_module, shieldEffectHash.hash, 0, 1);
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}
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void _ZN3app10sv_animcmd6ATTACKEP9lua_State_replace(__int64_t a1) {
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SaltySD_printf("In attack code with lua_state ptr: %llx\n", a1);
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__int64_t v1; // x19
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uint64_t v2; // x9
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uint64_t i; // x8
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// Instantiate our own L2CAgent with the given lua_State
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L2CAgent l2c_agent;
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lib_L2CAgent(&l2c_agent, a1);
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// Get all necessary hitbox params
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L2CValue bone, damage, angle, kbg, wkb, bkb, size, x, y, z, x2, y2, z2;
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get_lua_stack(&l2c_agent, 3, &bone);
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get_lua_stack(&l2c_agent, 4, &damage);
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get_lua_stack(&l2c_agent, 5, &angle);
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get_lua_stack(&l2c_agent, 6, &kbg);
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get_lua_stack(&l2c_agent, 7, &wkb);
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get_lua_stack(&l2c_agent, 8, &bkb);
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get_lua_stack(&l2c_agent, 9, &size);
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get_lua_stack(&l2c_agent, 10, &x);
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get_lua_stack(&l2c_agent, 11, &y);
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get_lua_stack(&l2c_agent, 12, &z);
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get_lua_stack(&l2c_agent, 13, &x2);
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get_lua_stack(&l2c_agent, 14, &y2);
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get_lua_stack(&l2c_agent, 15, &z2);
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// original code: parse lua stack and call AttackModule::set_attack()
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v1 = a1;
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void (* sub_71019420D0)(__int64_t, __int64_t) = (void (*)(__int64_t, __int64_t))(IMPORT(0x71019420D0));
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sub_71019420D0(*(__int64_t *) (*(__int64_t *) (a1 - 8) + 416LL), a1);
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if (is_training_mode()) {
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// Replace AttackModule::clear_all()
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__int64_t battle_object_module_accessor = *(__int64_t *) (*(__int64_t *) (a1 - 8) + 416LL);
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__int64_t attack_module = *(__int64_t *) (battle_object_module_accessor + 0xA0);
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__int64_t attack_module_clear_all = *(__int64_t *) (attack_module) + 0x50LL;
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if (AttackModule_clear_all_orig == 0) {
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AttackModule_clear_all_orig = (void (*)(__int64_t))(*(__int64_t *) (attack_module_clear_all));
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}
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*(__int64_t *) (attack_module_clear_all) = AttackModule_clear_all_replace;
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// Generate hitbox effect
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// EFFECT_FOLLOW_COLOR(Graphic, Bone, Z, Y, X, ZRot, YRot, XRot, Size, unknown=0x1, Red, Green, Blue)
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float sizeMult = 19.0 / 200.0;
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Hash40 shieldEffectHash = { .hash = 0xAFAE75F05LL };
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L2CValue shieldEffect = { .raw = shieldEffectHash.hash, .type = L2C_hash };
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L2CValue xRot = { .raw_float = (float) 0.0, .type = L2C_number };
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L2CValue yRot = { .raw_float = (float) 0.0, .type = L2C_number };
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L2CValue zRot = { .raw_float = (float) 0.0, .type = L2C_number };
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L2CValue terminate = { .raw = (int) 1, .type = L2C_integer };
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L2CValue unkParam = { .raw = (bool) 1, .type = L2C_bool };
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L2CValue effectSize = { .raw_float = (float) size.raw_float * sizeMult, .type = L2C_number };
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L2CValue red = { .raw_float = 255.0f, .type = L2C_number };
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L2CValue green = { .raw_float = 0.0, .type = L2C_number };
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L2CValue blue = { .raw_float = 0.0, .type = L2C_number };
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// Extended Hitboxes if x2, y2, z2 are not L2CValue::nil
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int num_effects;
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if (x2.type != L2C_void && y2.type != L2C_void && z2.type != L2C_void) {
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num_effects = 4;
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} else {
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x2 = x;
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y2 = y;
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z2 = z;
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num_effects = 1;
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}
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for (int i = 0; i < num_effects; i++) {
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L2CValue currX =
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{ .raw_float = (float) x.raw_float + ((x2.raw_float - x.raw_float) / 3 * i), .type = L2C_number };
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L2CValue currY =
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{ .raw_float = (float) y.raw_float + ((y2.raw_float - y.raw_float) / 3 * i), .type = L2C_number };
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L2CValue currZ =
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{ .raw_float = (float) z.raw_float + ((z2.raw_float - z.raw_float) / 3 * i), .type = L2C_number };
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lib_L2CAgent_clear_lua_stack(&l2c_agent);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &shieldEffect);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &bone);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &currX);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &currY);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &currZ);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &xRot);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &yRot);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &zRot);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &effectSize);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &terminate);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &red);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &green);
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lib_L2CAgent_push_lua_stack(&l2c_agent, &blue);
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app_sv_animcmd_EFFECT_FOLLOW_COLOR(l2c_agent.lua_state_agent);
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}
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}
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// original code: clear_lua_stack section
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v2 = *(__int64_t *) (v1 + 16);
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for (i = **(__int64_t **) (v1 + 32) + 16LL; v2 < i; v2 = *(__int64_t *) (v1 + 16) ) {
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*(__int64_t *) (v1 + 16) = v2 + 16;
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*(__int32_t *) (v2 + 8) = 0;
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}
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*(__int64_t *) (v1 + 16) = i;
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} /* _ZN3app10sv_animcmd6ATTACKEP9lua_State_replace */
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int main(int argc, char * argv[]) {
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SaltySD_printf("SaltySD Plugin: alive\n");
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// Get anchor for imports
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ANCHOR_ABS = SaltySDCore_getCodeStart();
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// Get necessary functions
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app_sv_animcmd_EFFECT_FOLLOW_COLOR = (__int64_t (*)(__int64_t))(IMPORT(0x7101955F10));
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char * ver = "Ver. %d.%d.%d";
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u64 dst_3 = SaltySDCore_findCode(ver, strlen(ver));
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if (dst_3) {
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SaltySD_Memcpy(dst_3, "Noice v%d%d%d", 13);
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}
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// Install animCMD function replacement
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SaltySD_function_replace_sym("_ZN3app10sv_animcmd6ATTACKEP9lua_State",
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&_ZN3app10sv_animcmd6ATTACKEP9lua_State_replace);
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__libnx_exit(0);
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}
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