minecraft-pi-reborn/mods/src/atlas/atlas.cpp
2024-01-07 03:23:43 -05:00

110 lines
4.7 KiB
C++

#include <GLES/gl.h>
#include <libreborn/libreborn.h>
#include <symbols/minecraft.h>
#include <mods/feature/feature.h>
#include <mods/init/init.h>
// Fix Grass And Leaves Inventory Rendering When The gui_blocks Atlas Is Disabled
static void ItemRenderer_renderGuiItemCorrect_injection(Font *font, Textures *textures, ItemInstance *item_instance, int32_t param_1, int32_t param_2) {
int32_t leaves_id = Tile_leaves->id;
int32_t grass_id = Tile_grass->id;
// Replace Rendered Item With Carried Variant
ItemInstance carried_item_instance;
bool use_carried = false;
if (item_instance != NULL) {
if (item_instance->id == leaves_id) {
ItemInstance_constructor_tile_extra(&carried_item_instance, Tile_leaves_carried, item_instance->count, item_instance->auxiliary);
use_carried = true;
} else if (item_instance->id == grass_id) {
ItemInstance_constructor_tile_extra(&carried_item_instance, Tile_grass_carried, item_instance->count, item_instance->auxiliary);
use_carried = true;
}
}
// Fix Toolbar Rendering
GLboolean depth_test_was_enabled = glIsEnabled(GL_DEPTH_TEST);
glDisable(GL_DEPTH_TEST);
// Call Original Method
ItemRenderer_renderGuiItemCorrect(font, textures, use_carried ? &carried_item_instance : item_instance, param_1, param_2);
// Revert GL State Changes
if (depth_test_was_enabled) {
glEnable(GL_DEPTH_TEST);
}
}
// Fix Translucent Preview Items In Furnace UI Being Fully Opaque When The gui_blocks Atlas Is Disabled
static int item_color_fix_mode = 0;
#define POTENTIAL_FURNACE_ITEM_TRANSPARENCY 0x33
#define INVALID_FURNACE_ITEM_MULTIPLIER 0.25f
static void Tesselator_color_injection(Tesselator *tesselator, int32_t r, int32_t g, int32_t b, int32_t a) {
// Fix Furnace UI
if (item_color_fix_mode != 0) {
// Force Translucent
if (item_color_fix_mode == 1) {
a = POTENTIAL_FURNACE_ITEM_TRANSPARENCY;
} else {
static double multiplier = INVALID_FURNACE_ITEM_MULTIPLIER;
b *= multiplier;
g *= multiplier;
r *= multiplier;
}
}
// Call Original Method
Tesselator_color(tesselator, r, g, b, a);
}
static void Tesselator_begin_injection(Tesselator *tesselator, int32_t mode) {
// Call Original Method
Tesselator_begin(tesselator, mode);
// Fix Furnace UI
if (item_color_fix_mode != 0) {
// Implict Translucent
Tesselator_color_injection(tesselator, 0xff, 0xff, 0xff, 0xff);
}
}
static void InventoryPane_renderBatch_Tesselator_color_injection(Tesselator *tesselator, int32_t r, int32_t g, int32_t b) {
// Call Original Method
Tesselator_color(tesselator, r, g, b, 0xff);
// Enable Item Color Fix
item_color_fix_mode = 2;
}
static void ItemRenderer_renderGuiItem_two_injection(Font *font, Textures *textures, ItemInstance *item_instance, float param_1, float param_2, float param_3, float param_4, bool param_5) {
// Call Original Method
ItemRenderer_renderGuiItem_two(font, textures, item_instance, param_1, param_2, param_3, param_4, param_5);
// Disable Item Color Fix
item_color_fix_mode = 0;
}
static void FurnaceScreen_render_ItemRenderer_renderGuiItem_one_injection(Font *font, Textures *textures, ItemInstance *item_instance, float param_1, float param_2, bool param_3) {
// Enable Item Color Fix
item_color_fix_mode = 1;
// Call Original Method
ItemRenderer_renderGuiItem_one(font, textures, item_instance, param_1, param_2, param_3);
}
// Init
void init_atlas() {
// Add Better NULL-Check (And More UI Fixes When The gui_blocks Atlas Is Disabled)
overwrite_calls((void *) ItemRenderer_renderGuiItem_two, (void *) ItemRenderer_renderGuiItem_two_injection);
// Disable The gui_blocks Atlas Which Contains Pre-Rendered Textures For Blocks In The Inventory
if (feature_has("Disable \"gui_blocks\" Atlas", server_disabled)) {
unsigned char disable_gui_blocks_atlas_patch[4] = {0x00, 0xf0, 0x20, 0xe3}; // "nop"
patch((void *) 0x63c2c, disable_gui_blocks_atlas_patch);
// Fix Grass And Leaves Inventory Rendering When The gui_blocks Atlas Is Disabled
overwrite_calls((void *) ItemRenderer_renderGuiItemCorrect, (void *) ItemRenderer_renderGuiItemCorrect_injection);
// Fix Furnace UI
overwrite_calls((void *) Tesselator_begin, (void *) Tesselator_begin_injection);
overwrite_calls((void *) Tesselator_color, (void *) Tesselator_color_injection);
overwrite_call((void *) 0x32324, (void *) FurnaceScreen_render_ItemRenderer_renderGuiItem_one_injection);
overwrite_call((void *) 0x1e21c, (void *) InventoryPane_renderBatch_Tesselator_color_injection);
}
}