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|
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @attention
*
* Copyright (c) 2023 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include <stdbool.h>
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
SPI_HandleTypeDef hspi1;
TIM_HandleTypeDef htim3;
/* USER CODE BEGIN PV */
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 }
};
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_SPI1_Init(void);
static void MX_TIM3_Init(void);
/* USER CODE BEGIN PFP */
void buttonRead();
void playerMovement();
void sendData(uint8_t, uint16_t);
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_SPI1_Init();
MX_TIM3_Init();
/* USER CODE BEGIN 2 */
// correct byte for led control
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
/// 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;
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
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);
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
{
Error_Handler();
}
}
/**
* @brief SPI1 Initialization Function
* @param None
* @retval None
*/
static void MX_SPI1_Init(void)
{
/* USER CODE BEGIN SPI1_Init 0 */
/* USER CODE END SPI1_Init 0 */
/* USER CODE BEGIN SPI1_Init 1 */
/* USER CODE END SPI1_Init 1 */
/* SPI1 parameter configuration*/
hspi1.Instance = SPI1;
hspi1.Init.Mode = SPI_MODE_MASTER;
hspi1.Init.Direction = SPI_DIRECTION_1LINE;
hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi1.Init.NSS = SPI_NSS_SOFT;
hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi1.Init.CRCPolynomial = 7;
hspi1.Init.CRCLength = SPI_CRC_LENGTH_DATASIZE;
hspi1.Init.NSSPMode = SPI_NSS_PULSE_DISABLE;
if (HAL_SPI_Init(&hspi1) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN SPI1_Init 2 */
/* USER CODE END SPI1_Init 2 */
}
/**
* @brief TIM3 Initialization Function
* @param None
* @retval None
*/
static void MX_TIM3_Init(void)
{
/* USER CODE BEGIN TIM3_Init 0 */
/* USER CODE END TIM3_Init 0 */
TIM_ClockConfigTypeDef sClockSourceConfig = {0};
TIM_MasterConfigTypeDef sMasterConfig = {0};
/* USER CODE BEGIN TIM3_Init 1 */
/* USER CODE END TIM3_Init 1 */
htim3.Instance = TIM3;
htim3.Init.Prescaler = 7999;
htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
htim3.Init.Period = 65535;
htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
if (HAL_TIM_Base_Init(&htim3) != HAL_OK)
{
Error_Handler();
}
sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK)
{
Error_Handler();
}
sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN TIM3_Init 2 */
/* USER CODE END TIM3_Init 2 */
}
/**
* @brief GPIO Initialization Function
* @param None
* @retval None
*/
static void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOA, GPIO_PIN_9, GPIO_PIN_SET);
/*Configure GPIO pin : PA9 */
GPIO_InitStruct.Pin = GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pins : PB4 PB5 PB6 PB8 */
GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_8;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
}
/* USER CODE BEGIN 4 */
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);
}
/*
#define GPIO_PIN_0 ((uint16_t)0x0001U) Pin 0 selected
#define GPIO_PIN_1 ((uint16_t)0x0002U) Pin 1 selected
#define GPIO_PIN_2 ((uint16_t)0x0004U) Pin 2 selected
#define GPIO_PIN_3 ((uint16_t)0x0008U) Pin 3 selected
#define GPIO_PIN_4 ((uint16_t)0x0010U) Pin 4 selected
#define GPIO_PIN_5 ((uint16_t)0x0020U) Pin 5 selected
#define GPIO_PIN_6 ((uint16_t)0x0040U) Pin 6 selected
#define GPIO_PIN_7 ((uint16_t)0x0080U) Pin 7 selected
#define GPIO_PIN_8 ((uint16_t)0x0100U) Pin 8 selected
#define GPIO_PIN_9 ((uint16_t)0x0200U) Pin 9 selected
#define GPIO_PIN_10 ((uint16_t)0x0400U) Pin 10 selected
#define GPIO_PIN_11 ((uint16_t)0x0800U) Pin 11 selected
#define GPIO_PIN_12 ((uint16_t)0x1000U) Pin 12 selected
#define GPIO_PIN_13 ((uint16_t)0x2000U) Pin 13 selected
#define GPIO_PIN_14 ((uint16_t)0x4000U) Pin 14 selected
#define GPIO_PIN_15 ((uint16_t)0x8000U) Pin 15 selected
#define GPIO_PIN_All ((uint16_t)0xFFFFU) All pins selected
*/
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[])
}
/* USER CODE END 4 */
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
while (1)
{
}
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
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