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#include <stdlib.h>
#include "main.h"
#include "demo.h"
bool g_hh_run = true;
static int8_t buttonDPAD[] = {0,0,0,0}; //1left 2right 3down 4up
struct playerData{
uint16_t posX;
uint16_t posY;
uint8_t radius;
uint8_t rotation; //45 degrees steps 0 == right 2 == down 4 == left 6 == up
uint8_t directionX; //direction where its looking at in case no input;
int8_t speed; //10 default L/R MODifier
bool inAir;
};
struct playerData player1;
uint8_t tileMap[30][40] =
{
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,0,0,0,0,0,0,0,0,0,0 ,0,0,0,0,0,0,0,0,0,0 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 },
{1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 ,1,1,1,1,1,1,1,1,1,1 }
};
void buttonRead();
void playerMovement();
void sendData(uint8_t, uint16_t);
uint16_t pos_x; //0b0000 0001 0011 0110
uint16_t pos_y;
uint8_t left = 0;
uint8_t right = 0;
uint8_t up = 0;
uint8_t down = 0;
uint8_t pos_x_bit[2];
uint8_t pos_y_bit[2];
uint8_t data_send[3];
int tileX;
int tileY;
// struct playerData player1;
//int buttons[] = {GPIO_PIN_4,GPIO_PIN_5,GPIO_PIN_6,GPIO_PIN_8}; // 1 left // 2 right // 3 up // 4 down
int main() {
hh_setup();
/// init struct
player1.posX = 31000; //0b0000 0001 0011 0110
player1.posY = 21000;
player1.radius = 8;
player1.speed = 1;
player1.directionX = 1;
player1.rotation = 8;
player1.inAir = false;
hh_loop();
hh_exit();
return 0;
}
void hh_ppu_vblank_interrupt() {
static unsigned long frame = 0;
frame++;
buttonRead();
playerMovement();
// send data via SPI //adjust map size
pos_x = player1.posX / 100;
pos_y = player1.posY / 100;
sendData(0b01000000,pos_x);
sendData(0b00000000,pos_y);
// hh_demo_loop(frame);
}
void sendData(uint8_t address, uint16_t data)
{
uint8_t bitData[3];
bitData[2] = data & 0xff;
bitData[1] = (data >> 8);
bitData[0] = address; // first byte is address
HAL_GPIO_WritePin(GPIOA, GPIO_PIN_9, GPIO_PIN_RESET);
HAL_SPI_Transmit(&hspi1, bitData, 3, 100); //2*8 bit data
HAL_GPIO_WritePin(GPIOA, GPIO_PIN_9, GPIO_PIN_SET);
}
void buttonRead()
{
//int buttons[] = {GPIO_PIN_4,GPIO_PIN_5,GPIO_PIN_6,GPIO_PIN_8}; // 1 left // 2 right // 3 down // 4 up 8-6-4-5
uint16_t buttons[] = {0x0100U,0x0040U,0x0010U,0x0020U}; // 1 left // 2 right // 3 down // 4 up
for(int i = 0; i < 4; i++)
{
if(HAL_GPIO_ReadPin(GPIOB, buttons[i]) == 1)
{
if((i+2) % 2 == 0)
{
buttonDPAD[i] = 1;
}
else
{
buttonDPAD[i] = -1;
}
}
else
{
buttonDPAD[i] = 0;
}
}
}
void playerMovement()
{
int8_t directionX = 0; // -1 = L || 1 == R
int8_t directionY = 0; // -1 = D || 1 == U
uint8_t i,j;
uint8_t rotation = 0; // 0-7
//temp var for testing
// direction calc
directionX = buttonDPAD[0] + buttonDPAD[1];
directionY = buttonDPAD[2] + buttonDPAD[3];
//rotation calc
for(i = -1; i < 2;i++)
{
for(j = -1; j < 2; j++)
{
if(directionX == i)
{
if(directionY == j)
{
if(i != 0 && j != 0) //dont update when player idle
{
player1.rotation = rotation;
}
}
}
rotation++;
}
}
//direction calc
if(directionX != 0) //update direction if player is not idle
{
player1.directionX = directionX;
}
//collision map x-axis
//tile calc including radius and direction for background coliision
uint16_t tileColX;
uint16_t tileColY = ( player1.posY / 100) / 16; ;
// remaining space between grid and exact
uint8_t modTileX;
uint8_t modTileY;
if(player1.inAir == false && directionX != 0)
{
if(directionX == 1)
{
tileColX = ( ( player1.posX / 100) + player1.radius ) / 20;
modTileX = ( player1.posX + ( 100 * player1.radius ) ) % 2000;
}
else if(directionX == -1)
{
tileColX = ( ( player1.posX / 100) - player1.radius ) / 20;
modTileX = ( player1.posX - ( 100 * player1.radius ) ) % 2000;
}
if(tileMap[tileColY][tileColX + directionX] != 1)
{
player1.posX = player1.posX + (directionX * player1.speed); // NEW x set
}
else if(tileMap[tileColY][tileColX + directionX] == 1)
{
if(modTileX < player1.speed)
{
player1.posX = player1.posX + (directionX * modTileX); // NEW x set
}
else
{
player1.posX = player1.posX + (directionX * player1.speed); // NEW x set
}
}
}
else //if in air different all borders have to be checked
{
}
//collision map floor (y-axis) (falling)
// if falling no jump press (implement)
/*
tileColY = (( player1.posY / 100) + player1.radius) / 16; //bottom of player box
modTileY = 1;
if(tileMap[tileColY+1][tileColX] != 1) //rework after jumping
{
player1.posY = player1.posY + 5 ;// NEW y set //makew var gravity
//playerStat = falling; //for later use of graphics/sound
}
*/
//else if(tileMap[])
}
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