127 lines
2.7 KiB
C
127 lines
2.7 KiB
C
//
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// Created by william on 16/05/24.
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//
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#include <SDL_ttf.h>
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#include "log.h"
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#include "gui.h"
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#include "main_window.h"
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#include "pattern_window.h"
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#include "../include/system.h"
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#include "nametable_window.h"
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#include "dbg_pattern_table.h"
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#include "dbg_nametable.h"
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typedef struct nes_gui {
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NesMainWindow main_window;
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NesPatternWindow pattern_window;
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NesNametableWindow nametable_window;
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TTF_Font *font;
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// Debug info
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bool debug_enabled;
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Uint32 last_frame_tick;
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Uint32 frame_delay;
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unsigned long tick;
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} NesGui;
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NesGui gui;
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bool gui_init() {
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TTF_Init();
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gui.font = TTF_OpenFont("./nintendo-nes-font.ttf", 16);
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if (gui.font == NULL) {
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log_error("Failed to open TTF font");
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return false;
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}
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gui.debug_enabled = true;
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gui.tick = 0;
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main_window_init(&gui.main_window, gui.font);
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if (gui.debug_enabled) {
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pattern_window_init(&gui.pattern_window);
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nametable_window_init(&gui.nametable_window);
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}
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return true;
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}
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void gui_uninit() {
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main_window_uninit(&gui.main_window);
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if (gui.debug_enabled) {
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pattern_window_uninit(&gui.pattern_window);
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nametable_window_uninit(&gui.nametable_window);
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}
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TTF_CloseFont(gui.font);
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}
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void gui_post_sysinit() {
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if (gui.debug_enabled) {
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dbg_pattern_table_init();
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dbg_nametable_init();
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pattern_window_build_table(&gui.pattern_window);
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nametable_window_update(&gui.nametable_window);
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}
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}
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int gui_input() {
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_CLOSE) {
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return -1;
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}
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}
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return 1;
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}
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void gui_render() {
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main_window_render(&gui.main_window, ppu_get_state()->pixels);
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if (gui.debug_enabled) {
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pattern_window_render(&gui.pattern_window);
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// if (gui.tick % 60 == 0) {
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nametable_window_update(&gui.nametable_window);
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// }
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nametable_window_render(&gui.nametable_window);
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}
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gui.tick++;
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}
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void gui_present() {
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main_window_present(&gui.main_window);
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if (gui.debug_enabled) {
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pattern_window_present(&gui.pattern_window);
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nametable_window_present(&gui.nametable_window);
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}
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}
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void gui_delay() {
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Uint32 tick_now = SDL_GetTicks();
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gui.frame_delay = tick_now - gui.last_frame_tick;
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if (gui.frame_delay < 16) {
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Uint32 additional_delay = 16 - gui.frame_delay;
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SDL_Delay(additional_delay);
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gui.frame_delay += additional_delay;
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}
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gui.last_frame_tick = SDL_GetTicks();
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}
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bool gui_debug_enabled() {
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return gui.debug_enabled;
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}
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unsigned int gui_get_frame_delay() {
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return gui.frame_delay;
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} |