Thu 20 Feb 2020 08:04:21 EST - with written concent from @ducalex, starting on testing retro-go integration. specifically nesemu and screen tearing

Author: 32teeth

Components/retro-go/components/miniz/miniz.c

@@ -0,0 +1,57 @@
+#pragma once
+
+#include <stdint.h>
+
+enum ODROID_SYS_ERROR {
+    ODROID_SD_ERR_BADFILE = 1,
+    ODROID_SD_ERR_NOCARD,
+    ODROID_SD_ERR_NOBIOS,
+    ODROID_EMU_ERR_CRASH,
+};
+
+typedef enum
+{
+    ODROID_BACKLIGHT_LEVEL0 = 0,
+    ODROID_BACKLIGHT_LEVEL1 = 1,
+    ODROID_BACKLIGHT_LEVEL2 = 2,
+    ODROID_BACKLIGHT_LEVEL3 = 3,
+    ODROID_BACKLIGHT_LEVEL4 = 4,
+    ODROID_BACKLIGHT_LEVEL_COUNT = 5,
+} odroid_backlight_level;
+
+typedef struct __attribute__((__packed__)) {
+    uint8_t top;
+    uint8_t repeat;
+    short left;
+    short width;
+} odroid_scanline;
+
+void ili9341_init();
+void ili9341_poweroff();
+void ili9341_write_frame(uint16_t* buffer);
+void ili9341_write_frame_rectangleLE(short left, short top, short width, short height, uint16_t* buffer);
+void ili9341_write_frame_scaled(void* buffer, odroid_scanline* diff, short width, short height, short stride,
+                                short pixel_width, uint8_t pixel_mask, uint16_t* palette);
+void ili9341_fill_screen(uint16_t color);
+void ili9341_blank_screen();
+
+int odroid_display_backlight_get();
+void odroid_display_backlight_set(int level);
+
+void odroid_display_reset_scale(short width, short height);
+void odroid_display_set_scale(short width, short height, float aspect);
+
+void odroid_display_drain_spi();
+void odroid_display_lock();
+void odroid_display_unlock();
+void odroid_display_show_error(int errNum);
+void odroid_display_show_hourglass();
+
+void odroid_buffer_diff(void *buffer,
+                        void *old_buffer,
+                        uint16_t *palette,
+                        uint16_t *old_palette,
+                        short width, short height, short stride,
+                        short pixel_width, uint8_t pixel_mask,
+                        uint8_t palette_shift_mask,
+                        odroid_scanline *out_diff);

Components/retro-go/components/miniz/miniz.h

@@ -0,0 +1,51 @@
+/*
+ Debounce
+*/
+void debounce(int key);
+
+/*
+  Debug
+*/   
+void hud_debug(char *string);
+
+/*
+  File
+*/
+void hud_prepare_delete(int del);
+void hud_delete_save(char *file_to_delete);
+void hud_check_saves(char *name);
+
+/*
+ Text
+*/
+int hud_letter(char letter);
+void hud_text(short x, short y, char *string, bool ext, bool current);
+
+/*
+ Mask
+*/
+void hud_mask(int x, int y, int w, int h);
+void hud_background();
+
+/*
+  Theme
+*/   
+void hud_theme();
+
+/*
+  Init
+*/   
+void hud_init();
+void hud_deinit();
+
+/*
+  Menu
+*/   
+void hud_menu();
+
+/*
+  Display
+*/   
+void hud_logo(void);
+void hud_progress(char *string, bool bar);
+void hud_options();