139 lines
2.9 KiB
C++
139 lines
2.9 KiB
C++
/**
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@file frontend_espboy.ino
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Experimental Licar frontend for ESPboy, unstable and unplayable, but able to
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load a few of the smallest maps and allow driving a bit.
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*/
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#include <Arduino.h>
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#include <Adafruit_MCP23017.h>
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#include <Adafruit_MCP4725.h>
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#include <TFT_eSPI.h>
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#define MCP23017address 0
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#define MCP4725address 0x60
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Adafruit_MCP23017 mcp;
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Adafruit_MCP4725 dac;
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TFT_eSPI tft;
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#define LCR_SETTING_RESOLUTION_X 64
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#define LCR_SETTING_RESOLUTION_Y 64
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#define LCR_SETTING_MUSIC 0
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#define LCR_SETTING_GHOST_MAX_SAMPLES 0
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#define LCR_SETTING_332_COLOR 1
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#define LCR_LOADING_COMMAND wdt_reset();
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#define S3L_SORT 0
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#define LCR_SETTING_MAP_MAX_BLOCKS 512
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#define LCR_SETTING_MAX_MAP_VERTICES 500
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#define LCR_SETTING_MAX_MAP_TRIANGLES 600
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#define LCR_SETTING_REPLAY_MAX_SIZE 0
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#define LCR_SETTING_CAR_SHADOW 0
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#define LCR_SETTING_PARTICLES 0
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#define LCR_SETTING_LOG_LEVEL 0
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#define LCR_SETTING_LOD_DISTANCE 100
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#define LCR_SETTING_CAR_ANIMATION_SUBDIVIDE 0
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#define LCR_SETTING_FPS 25
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#define LCR_SETTING_POTATO_GRAPHICS 1
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#define LCR_SETTING_ENABLE_DATA_FILE 0
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#define LCR_SETTING_ONLY_SMALL_MAPS 1
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#include "game.h"
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uint8_t gamescreen[LCR_SETTING_RESOLUTION_X * LCR_SETTING_RESOLUTION_Y];
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uint8_t keys;
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void LCR_drawPixel(unsigned long index, uint16_t color)
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{
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gamescreen[index] = color & 0xff;
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}
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void LCR_sleep(uint16_t timeMs)
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{
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}
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uint8_t LCR_keyPressed(uint8_t key)
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{
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switch (key)
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{
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case LCR_KEY_UP: return keys & 0x02; break;
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case LCR_KEY_DOWN: return keys & 0x04; break;
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case LCR_KEY_RIGHT: return keys & 0x08; break;
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case LCR_KEY_LEFT: return keys & 0x01; break;
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case LCR_KEY_A: return keys & 0x10; break;
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case LCR_KEY_B: return keys & 0x20; break;
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default: return 0; break;
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}
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}
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char LCR_getNextDataFileChar(void)
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{
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return 0;
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}
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void LCR_appendDataStr(const char *str)
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{
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return;
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}
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void setup()
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{
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*((volatile uint32_t *) 0x60000900) &= ~(1); // disable watchdog
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dac.begin(MCP4725address);
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delay (100);
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dac.setVoltage(0,false);
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mcp.begin(MCP23017address);
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delay(100);
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// buttons
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for (uint8_t i = 0; i < 8; i++)
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{
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mcp.pinMode(i,INPUT);
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mcp.pullUp(i,HIGH);
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}
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mcp.pinMode(8,OUTPUT);
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mcp.digitalWrite(8,LOW);
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tft.begin();
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delay(100);
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tft.setRotation(0);
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tft.setAddrWindow(0,128,0,128);
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tft.fillScreen(TFT_BLACK);
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dac.setVoltage(4095,true); // backlight
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LCR_gameInit(0,0);
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}
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void loop()
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{
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keys = ~mcp.readGPIOAB() & 255;
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wdt_reset();
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LCR_gameStep(millis());
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for (int y = 0; y < LCR_SETTING_RESOLUTION_Y; ++y)
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{
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for (int i = 0; i < 2; ++i)
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{
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uint8_t *pixel = gamescreen + y * LCR_SETTING_RESOLUTION_X;
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for (int x = 0; x < LCR_SETTING_RESOLUTION_X; ++x)
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{
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uint16_t color = *pixel;
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color =
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((color & 0xe0) << 8) | ((color & 0x1c) << 6) | ((color & 0x03) << 3);
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tft.pushColor(color);
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tft.pushColor(color);
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pixel++;
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}
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}
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}
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}
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