55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
#include <libreborn/libreborn.h>
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#include "../feature/feature.h"
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#include "../init/init.h"
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#include <libreborn/minecraft.h>
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// Enable Touch GUI
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static int32_t Minecraft_isTouchscreen_injection(__attribute__((unused)) unsigned char *minecraft) {
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return 1;
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}
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// Custom Cursor Rendering
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// The Default Behavior For Touch GUI Is To Only Render The Cursor When The Mouse Is Clicking, This Fixes That
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static void GameRenderer_render_injection(unsigned char *game_renderer, float param_1) {
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// Call Real Method
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(*GameRenderer_render)(game_renderer, param_1);
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// Render Cursor
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unsigned char *minecraft = *(unsigned char **) (game_renderer + GameRenderer_minecraft_property_offset);
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unsigned char *current_screen = *(unsigned char **) (minecraft + Minecraft_screen_property_offset);
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// Check If Cursor Should Render
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if (current_screen != NULL) {
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// Get X And Y
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float x = (*Mouse_getX)() * (*InvGuiScale);
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float y = (*Mouse_getY)() * (*InvGuiScale);
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// Render
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(*renderCursor)(x, y, minecraft);
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}
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}
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// Init
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void init_touch() {
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int touch_gui = feature_has("Touch GUI");
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if (touch_gui) {
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// Main UI
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overwrite((void *) Minecraft_isTouchscreen, Minecraft_isTouchscreen_injection);
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// Disable Normal Cursor Rendering
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unsigned char disable_cursor_patch[4] = {0x00, 0xf0, 0x20, 0xe3}; // "nop"
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patch((void *) 0x4a6c0, disable_cursor_patch);
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// Add Custom Cursor Rendering
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overwrite_calls((void *) GameRenderer_render, (void *) GameRenderer_render_injection);
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}
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// Force Correct Toolbar Size
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unsigned char toolbar_patch[4] = {0x01, 0x00, 0x50, 0xe3}; // "cmp r0, #0x1"
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patch((void *) 0x257b0, toolbar_patch);
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// Show Block Outlines
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int block_outlines = feature_has("Show Block Outlines");
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unsigned char outline_patch[4] = {block_outlines ? !touch_gui : touch_gui, 0x00, 0x50, 0xe3}; // "cmp r0, #0x1" or "cmp r0, #0x0"
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patch((void *) 0x4a210, outline_patch);
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}
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