122 lines
4.2 KiB
C++
122 lines
4.2 KiB
C++
#include <utility>
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#include <vector>
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#include <libreborn/libreborn.h>
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#include <symbols/minecraft.h>
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#ifndef MCPI_HEADLESS_MODE
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#include <GLES/gl.h>
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#endif
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#include <mods/misc/misc.h>
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#include "misc-internal.h"
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// Callbacks
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#define STORE_CALLBACK(name, type) \
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static std::vector<misc_update_function_##type##_t> &get_misc_##name##_functions() { \
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static std::vector<misc_update_function_##type##_t> functions; \
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return functions; \
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} \
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void misc_run_on_##name(misc_update_function_##type##_t function) { \
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get_misc_##name##_functions().push_back(function); \
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}
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#define SETUP_CALLBACK(name, type) \
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STORE_CALLBACK(name, type) \
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static void handle_misc_##name(type *obj) { \
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for (misc_update_function_##type##_t function : get_misc_##name##_functions()) { \
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function(obj); \
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} \
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}
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// Run Functions On Creative Inventory Setup
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SETUP_CALLBACK(creative_inventory_setup, FillingContainer);
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// Handle Custom Creative Inventory Setup Behavior
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static void Inventory_setupDefault_FillingContainer_addItem_call_injection(FillingContainer *filling_container, ItemInstance *item_instance) {
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// Call Original Method
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filling_container->addItem(item_instance);
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// Run Functions
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handle_misc_creative_inventory_setup(filling_container);
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}
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// API
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void misc_run_on_update(const std::function<void(Minecraft *)> &func) {
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overwrite_calls(Minecraft_update, [func](Minecraft_update_t original, Minecraft *self) {
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original(self);
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func(self);
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});
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}
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void misc_run_on_tick(const std::function<void(Minecraft *)> &func) {
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overwrite_calls(Minecraft_tick, [func](Minecraft_tick_t original, Minecraft *self, int tick, int max_ticks) {
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original(self, tick, max_ticks);
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func(self);
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});
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}
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void misc_run_on_recipes_setup(const std::function<void(Recipes *)> &func) {
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overwrite_calls(Recipes_constructor, [func](Recipes_constructor_t original, Recipes *self) {
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original(self);
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func(self);
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return self;
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});
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}
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void misc_run_on_furnace_recipes_setup(const std::function<void(FurnaceRecipes *)> &func) {
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overwrite_calls(FurnaceRecipes_constructor, [func](FurnaceRecipes_constructor_t original, FurnaceRecipes *self) {
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original(self);
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func(self);
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return self;
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});
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}
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void misc_run_on_tiles_setup(const std::function<void()> &func) {
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overwrite_calls(Tile_initTiles, [func](Tile_initTiles_t original) {
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func();
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original();
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});
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}
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void misc_run_on_items_setup(const std::function<void()> &func) {
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overwrite_calls(Item_initItems, [func](Item_initItems_t original) {
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original();
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func();
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});
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}
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void misc_run_on_language_setup(const std::function<void()> &func) {
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overwrite_calls(I18n_loadLanguage, [func](I18n_loadLanguage_t original, AppPlatform *self, std::string language_name) {
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original(self, language_name);
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func();
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});
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}
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void misc_run_on_game_key_press(const std::function<bool(Minecraft *, int)> &func) {
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overwrite_calls(Gui_handleKeyPressed, [func](Gui_handleKeyPressed_t original, Gui *self, int key) {
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if (func(self->minecraft, key)) {
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return;
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}
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original(self, key);
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});
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}
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// Render Fancy Background
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void misc_render_background(int color, Minecraft *minecraft, int x, int y, int width, int height) {
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// https://github.com/ReMinecraftPE/mcpe/blob/f0d65eaecec1b3fe9c2f2b251e114a890c54ab77/source/client/gui/components/RolledSelectionList.cpp#L169-L179
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#ifndef MCPI_HEADLESS_MODE
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glColor4f(1, 1, 1, 1);
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#endif
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std::string texture = "gui/background.png";
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minecraft->textures->loadAndBindTexture(&texture);
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Tesselator *t = &Tesselator::instance;
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t->begin(7);
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t->color(color, color, color, 255);
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float x1 = x;
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float x2 = x + width;
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float y1 = y;
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float y2 = y + height;
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t->vertexUV(x1, y2, 0.0f, x1 / 32.0f, y2 / 32.0f);
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t->vertexUV(x2, y2, 0.0f, x2 / 32.0f, y2 / 32.0f);
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t->vertexUV(x2, y1, 0.0f, x2 / 32.0f, y1 / 32.0f);
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t->vertexUV(x1, y1, 0.0f, x1 / 32.0f, y1 / 32.0f);
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t->draw();
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}
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// Init
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void _init_misc_api() {
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// Handle Custom Creative Inventory Setup Behavior
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overwrite_call((void *) 0x8e0fc, (void *) Inventory_setupDefault_FillingContainer_addItem_call_injection);
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}
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