516 lines
22 KiB
C
516 lines
22 KiB
C
/*
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* Copyright (c) 2015 Joel Bodenmann aka Tectu <joel@unormal.org>
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* Copyright (c) 2015 Andrew Hannam aka inmarket
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the <organization> nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This program was originally contributed by community member "Fleck" as
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* the winning entry in the December 2014 demo competition.
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*
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* Some minor changes have been made by the uGFX maintainers.
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*/
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#include "gfx.h"
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#include "stdlib.h"
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#include "string.h"
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#include "math.h"
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#include "tetris.h"
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#define SEVEN_SEG_HEIGHT SEVEN_SEG_SIZE*3
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#define SEVEN_SEG_WIDTH SEVEN_SEG_HEIGHT*3
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#define SEVEN_SEG_CHAR_WIDTH ((SEVEN_SEG_SIZE*4)+(SEVEN_SEG_HEIGHT*2)+SEVEN_SEG_WIDTH)
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#define SEVEN_SEG_CHAR_HEIGHT ((SEVEN_SEG_SIZE*4)+(SEVEN_SEG_HEIGHT*3)+(SEVEN_SEG_WIDTH*2))
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#define TETRIS_SEVEN_SEG_SCORE_X (TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)-(strlen(pps_str)*SEVEN_SEG_CHAR_WIDTH)+(SEVEN_SEG_CHAR_WIDTH*i)
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// bit0 = A
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// bit1 = B
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// bit2 = C
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// bit3 = D
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// bit4 = E
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// bit5 = F
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// bit6 = G
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// 7segment number array, starting from 0 (array index matches number)
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// 7segment number:
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/*
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A
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F B
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G
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E C
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D
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*/
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const uint8_t sevenSegNumbers[10] = {0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x07, 0x7F, 0x6F}; // 0,1,2,3,4,5,6,7,8,9
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const gColor tetrisShapeColors[9] = {GFX_BLACK, HTML2COLOR(0x009000), GFX_RED, GFX_BLUE, GFX_MAGENTA, GFX_SKYBLUE, GFX_ORANGE, HTML2COLOR(0xBBBB00), GFX_WHITE}; // shape colors
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// default tetris shapes
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const int tetrisShapes[TETRIS_SHAPE_COUNT][4][2] = {
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{{4, 17},{4, 16},{5, 16},{4, 15}},
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{{4, 16},{5, 16},{4, 15},{5, 15}},
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{{4, 17},{5, 16},{4, 16},{5, 15}},
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{{5, 17},{5, 16},{4, 16},{4, 15}},
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{{5, 17},{5, 16},{5, 15},{4, 15}},
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{{4, 17},{4, 16},{4, 15},{5, 15}},
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{{4, 18},{4, 17},{4, 16},{4, 15}}
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};
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int tetrisField[TETRIS_FIELD_HEIGHT][TETRIS_FIELD_WIDTH]; // main tetris field array
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unsigned int tetrisGameSpeed = 500; // game auto-move speed in ms
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unsigned int tetrisKeySpeed = 140; // game key repeat speed in ms
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gTicks tetrisPreviousGameTime = 0;
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gTicks tetrisPreviousKeyTime = 0;
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int tetrisCurrentShape[4][2];
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int tetrisNextShape[4][2];
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int tetrisOldShape[4][2];
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int tetrisNextShapeNum, tetrisOldShapeNum;
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unsigned long tetrisLines = 0;
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unsigned long tetrisScore = 0;
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gBool tetrisKeysPressed[5] = {gFalse, gFalse, gFalse, gFalse, gFalse}; // left/down/right/up/pause
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gBool tetrisPaused = gFalse;
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gBool tetrisGameOver = gFalse;
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gFont font16;
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gFont font12;
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GEventMouse ev;
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// static void initRng(void) { //STM32 RNG hardware init
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// rccEnableAHB2(RCC_AHB2ENR_RNGEN, 0);
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// RNG->CR |= RNG_CR_RNGEN;
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// }
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static void initRng(void) {
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srand(gfxSystemTicks());
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}
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static int uitoa(unsigned int value, char * buf, int max) {
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int n = 0;
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int i = 0;
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int tmp = 0;
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if (!buf) return -3;
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if (2 > max) return -4;
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i=1;
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tmp = value;
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if (0 > tmp) {
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tmp *= -1;
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i++;
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}
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for (;;) {
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tmp /= 10;
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if (0 >= tmp) break;
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i++;
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}
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if (i >= max) {
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buf[0] = '?';
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buf[1] = 0x0;
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return 2;
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}
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n = i;
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tmp = value;
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if (0 > tmp) {
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tmp *= -1;
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}
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buf[i--] = 0x0;
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for (;;) {
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buf[i--] = (tmp % 10) + '0';
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tmp /= 10;
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if (0 >= tmp) break;
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}
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if (-1 != i) {
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buf[i--] = '-';
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}
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return n;
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}
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static void sevenSegDraw(int x, int y, uint8_t number, gColor color) {
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if (number & 0x01) gdispFillArea(x+SEVEN_SEG_HEIGHT+SEVEN_SEG_SIZE, y, SEVEN_SEG_WIDTH, SEVEN_SEG_HEIGHT, color); // A
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if (number & 0x02) gdispFillArea(x+SEVEN_SEG_HEIGHT+(SEVEN_SEG_SIZE*2)+SEVEN_SEG_WIDTH, y+SEVEN_SEG_HEIGHT+SEVEN_SEG_SIZE, SEVEN_SEG_HEIGHT, SEVEN_SEG_WIDTH, color); // B
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if (number & 0x04) gdispFillArea(x+SEVEN_SEG_HEIGHT+(SEVEN_SEG_SIZE*2)+SEVEN_SEG_WIDTH, y+(SEVEN_SEG_HEIGHT*2)+SEVEN_SEG_WIDTH+(SEVEN_SEG_SIZE*3), SEVEN_SEG_HEIGHT, SEVEN_SEG_WIDTH, color); // C
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if (number & 0x08) gdispFillArea(x+SEVEN_SEG_HEIGHT+SEVEN_SEG_SIZE, y+(SEVEN_SEG_HEIGHT*2)+(SEVEN_SEG_WIDTH*2)+(SEVEN_SEG_SIZE*4), SEVEN_SEG_WIDTH, SEVEN_SEG_HEIGHT, color); // D
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if (number & 0x10) gdispFillArea(x, y+(SEVEN_SEG_HEIGHT*2)+SEVEN_SEG_WIDTH+(SEVEN_SEG_SIZE*3), SEVEN_SEG_HEIGHT, SEVEN_SEG_WIDTH, color); // E
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if (number & 0x20) gdispFillArea(x, y+SEVEN_SEG_HEIGHT+SEVEN_SEG_SIZE, SEVEN_SEG_HEIGHT, SEVEN_SEG_WIDTH, color); // F
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if (number & 0x40) gdispFillArea(x+SEVEN_SEG_HEIGHT+SEVEN_SEG_SIZE, y+SEVEN_SEG_HEIGHT+SEVEN_SEG_WIDTH+(SEVEN_SEG_SIZE*2), SEVEN_SEG_WIDTH, SEVEN_SEG_HEIGHT, color); // G
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}
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static void drawShape(uint8_t color) {
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int i;
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for (i = 0; i <= 3; i++) {
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if (tetrisCurrentShape[i][1] <= 16 || tetrisCurrentShape[i][1] >= 19) {
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gdispFillArea((tetrisCurrentShape[i][0]*TETRIS_CELL_WIDTH)+2, gdispGetHeight()-TETRIS_CELL_HEIGHT-(tetrisCurrentShape[i][1]*TETRIS_CELL_HEIGHT)-3, TETRIS_CELL_WIDTH-2, TETRIS_CELL_HEIGHT-2, tetrisShapeColors[color]);
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if (color != 0) {
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gdispDrawBox((tetrisCurrentShape[i][0]*TETRIS_CELL_WIDTH)+2, gdispGetHeight()-TETRIS_CELL_HEIGHT-(tetrisCurrentShape[i][1]*TETRIS_CELL_HEIGHT)-3, TETRIS_CELL_WIDTH-1, TETRIS_CELL_HEIGHT-1, tetrisShapeColors[8]);
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} else {
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gdispDrawBox((tetrisCurrentShape[i][0]*TETRIS_CELL_WIDTH)+2, gdispGetHeight()-TETRIS_CELL_HEIGHT-(tetrisCurrentShape[i][1]*TETRIS_CELL_HEIGHT)-3, TETRIS_CELL_WIDTH-1, TETRIS_CELL_HEIGHT-1, tetrisShapeColors[0]);
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}
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}
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}
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}
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// static uint32_t randomInt(uint32_t max) { //getting random number from STM32 hardware RNG
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// static uint32_t new_value=0;
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// while ((RNG->SR & RNG_SR_DRDY) == 0) { }
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// new_value=RNG->DR % max;
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// return new_value;
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// }
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static uint32_t randomInt(uint32_t max) {
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return rand() % max;
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}
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static void createShape(void) {
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int i;
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memcpy(tetrisNextShape, tetrisShapes[tetrisNextShapeNum], sizeof(tetrisNextShape)); // assign from tetrisShapes arr;
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memcpy(tetrisCurrentShape, tetrisNextShape, sizeof(tetrisCurrentShape)); // tetrisCurrentShape = tetrisNextShape;
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memcpy(tetrisOldShape, tetrisNextShape, sizeof(tetrisOldShape)); // tetrisOldShape = tetrisNextShape;
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for (i = 0; i <= 3; i++) {
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tetrisCurrentShape[i][0] += 7;
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tetrisCurrentShape[i][1] -= 4;
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}
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drawShape(0);
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tetrisOldShapeNum = tetrisNextShapeNum;
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tetrisNextShapeNum = randomInt(TETRIS_SHAPE_COUNT);
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memcpy(tetrisNextShape, tetrisShapes[tetrisNextShapeNum], sizeof(tetrisNextShape)); // assign from tetrisShapes arr;
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memcpy(tetrisCurrentShape, tetrisNextShape, sizeof(tetrisCurrentShape)); // tetrisCurrentShape = tetrisNextShape;
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for (i = 0; i <= 3; i++) {
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tetrisCurrentShape[i][0] += 7;
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tetrisCurrentShape[i][1] -= 4;
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}
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drawShape(tetrisNextShapeNum+1);
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memcpy(tetrisCurrentShape, tetrisOldShape, sizeof(tetrisCurrentShape)); // tetrisCurrentShape = tetrisOldShape;
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}
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static void tellScore(uint8_t color) {
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char pps_str[12];
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uint8_t i;
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uitoa(tetrisLines, pps_str, sizeof(pps_str));
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gdispFillArea((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)+5, gdispGetHeight()-50, gdispGetStringWidth(pps_str, font16)+4, gdispGetCharWidth('A', font16)+2, tetrisShapeColors[0]);
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gdispDrawString((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)+5, gdispGetHeight()-50, pps_str, font16, tetrisShapeColors[color]);
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uitoa(tetrisScore, pps_str, sizeof(pps_str));
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gdispFillArea(0, 0, gdispGetWidth(), gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-6, tetrisShapeColors[0]);
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for (i = 0; i < strlen(pps_str); i++) {
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if (pps_str[i] == '0') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[0], GFX_LIME);
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if (pps_str[i] == '1') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[1], GFX_LIME);
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if (pps_str[i] == '2') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[2], GFX_LIME);
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if (pps_str[i] == '3') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[3], GFX_LIME);
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if (pps_str[i] == '4') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[4], GFX_LIME);
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if (pps_str[i] == '5') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[5], GFX_LIME);
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if (pps_str[i] == '6') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[6], GFX_LIME);
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if (pps_str[i] == '7') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[7], GFX_LIME);
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if (pps_str[i] == '8') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[8], GFX_LIME);
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if (pps_str[i] == '9') sevenSegDraw(TETRIS_SEVEN_SEG_SCORE_X, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-SEVEN_SEG_CHAR_HEIGHT-7, sevenSegNumbers[9], GFX_LIME);
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}
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}
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static void initField(void) {
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int i,j;
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tellScore(0); // clear score
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for (i = 0; i < TETRIS_FIELD_HEIGHT; i++) {
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for (j = 0; j < TETRIS_FIELD_WIDTH; j++) {
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tetrisField[i][j] = 0;
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}
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}
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createShape();
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drawShape(tetrisOldShapeNum+1);
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tetrisLines = 0;
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tetrisScore = 0;
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tellScore(8);
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}
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static void drawCell(int x, int y, uint8_t color) {
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gdispFillArea((x*TETRIS_CELL_WIDTH)+2, gdispGetHeight()-TETRIS_CELL_HEIGHT-(y*TETRIS_CELL_HEIGHT)-3, TETRIS_CELL_WIDTH-2, TETRIS_CELL_HEIGHT-2, tetrisShapeColors[color]);
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if (color != 0) {
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gdispDrawBox((x*TETRIS_CELL_WIDTH)+2, gdispGetHeight()-TETRIS_CELL_HEIGHT-(y*TETRIS_CELL_HEIGHT)-3, TETRIS_CELL_WIDTH-1, TETRIS_CELL_HEIGHT-1, tetrisShapeColors[8]);
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} else {
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gdispDrawBox((x*TETRIS_CELL_WIDTH)+2, gdispGetHeight()-TETRIS_CELL_HEIGHT-(y*TETRIS_CELL_HEIGHT)-3, TETRIS_CELL_WIDTH-1, TETRIS_CELL_HEIGHT-1, tetrisShapeColors[0]);
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}
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}
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static void printText(uint8_t color) {
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gdispDrawString((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)+TETRIS_CELL_WIDTH, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT), "Next", font16, tetrisShapeColors[color]);
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gdispDrawString((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)+5, gdispGetHeight()-70, "Lines", font16, tetrisShapeColors[color]);
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}
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static void printPaused(void) {
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if (tetrisPaused) gdispDrawString((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)+TETRIS_CELL_WIDTH, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)/2, "Paused!", font12, tetrisShapeColors[2]);
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else gdispFillArea((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)+TETRIS_CELL_WIDTH, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)/2, gdispGetStringWidth("Paused!", font12)+4, gdispGetCharWidth('A', font12)+2, tetrisShapeColors[0]);
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}
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static void printGameOver(void) {
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if (tetrisGameOver) gdispDrawString(((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)/2)-(gdispGetStringWidth("Game Over!", font12)/2), gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)/2, "Game Over!", font12, tetrisShapeColors[2]);
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else gdispFillArea(((TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)/2)-(gdispGetStringWidth("Game Over!", font12)/2), gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)/2, gdispGetStringWidth("Game Over!", font12)+4, gdispGetCharWidth('A', font12)+2, tetrisShapeColors[0]);
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}
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static void printTouchAreas(void) {
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gdispDrawStringBox(0, 0, gdispGetWidth(), gdispGetFontMetric(font16, gFontHeight), "Touch Area's", font16, GFX_WHITE, gJustifyCenter);
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gdispDrawStringBox(0, 0, gdispGetWidth(), gdispGetHeight()/4, "Pause", font16, GFX_GRAY, gJustifyCenter);
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gdispDrawStringBox(0, gdispGetHeight()/4, gdispGetWidth(), gdispGetHeight()/2, "Rotate", font16, GFX_GRAY, gJustifyCenter);
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gdispDrawStringBox(0, gdispGetHeight()-(gdispGetHeight()/4), gdispGetWidth()/4, gdispGetHeight()/4, "Left", font16, GFX_GRAY, gJustifyCenter);
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gdispDrawStringBox(gdispGetWidth()/4, gdispGetHeight()-(gdispGetHeight()/4), gdispGetWidth()/2, gdispGetHeight()/4, "Down", font16, GFX_GRAY, gJustifyCenter);
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gdispDrawStringBox(gdispGetWidth()-(gdispGetWidth()/4), gdispGetHeight()-(gdispGetHeight()/4), gdispGetWidth()/4, gdispGetHeight()/4, "Right", font16, GFX_GRAY, gJustifyCenter);
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gdispDrawLine(0, gdispGetHeight()/4, gdispGetWidth()-1, gdispGetHeight()/4, GFX_GRAY);
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gdispDrawLine(0, gdispGetHeight()-gdispGetHeight()/4, gdispGetWidth()-1, gdispGetHeight()-gdispGetHeight()/4, GFX_GRAY);
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gdispDrawLine(gdispGetWidth()/4, gdispGetHeight()-gdispGetHeight()/4, gdispGetWidth()/4, gdispGetHeight()-1, GFX_GRAY);
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gdispDrawLine(gdispGetWidth()-(gdispGetWidth()/4), gdispGetHeight()-gdispGetHeight()/4, gdispGetWidth()-(gdispGetWidth()/4), gdispGetHeight()-1, GFX_GRAY);
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}
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static gBool stay(gBool down) {
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int sk, k;
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gBool stay;
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if (down) sk = 1; else sk = 0;
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stay = gFalse;
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for (k = 0; k <= 3; k++) {
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if (tetrisCurrentShape[k][1] == 0) {
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return gTrue;
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}
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}
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for (k = 0; k <= 3; k++) {
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if ((tetrisCurrentShape[k][0] < 0) || (tetrisCurrentShape[k][0] > 9)) return gTrue;
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if (tetrisCurrentShape[k][1] <= 16)
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if (tetrisField[tetrisCurrentShape[k][1]-sk][tetrisCurrentShape[k][0]] != 0) return gTrue;
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}
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return stay;
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}
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static void clearCompleteLines(void) {
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gBool t;
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uint8_t reiz = 0;
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int l,k,j;
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l = 0;
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while (l <= 16) {
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t = gTrue;
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for (j = 0; j <= 9; j++)
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if (tetrisField[l][j] == 0) t = gFalse;
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if (t) {
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for (j = 4; j >= 0; j--) { // cheap & dirty line removal animation :D
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drawCell(j,l, 0);
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drawCell(9-j,l, 0);
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gfxSleepMilliseconds(40);
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}
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reiz++;
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for (k = 0; k <= 9; k++) {
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for (j = l; j < 16; j++) {
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tetrisField[j][k] = tetrisField[j+1][k];
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drawCell(k,j, tetrisField[j][k]);
|
|
}
|
|
}
|
|
for (j = 0; j <= 9; j++) {
|
|
tetrisField[16][j] = 0;
|
|
drawCell(j,16,0);
|
|
}
|
|
} else {
|
|
l++;
|
|
}
|
|
}
|
|
if (reiz > 0) {
|
|
tetrisLines += reiz;
|
|
tetrisScore += (reiz*10)*reiz;
|
|
tellScore(8);
|
|
}
|
|
}
|
|
|
|
static void goDown(void) {
|
|
int i;
|
|
if (!stay(gTrue)) {
|
|
drawShape(0);
|
|
for (i = 0; i <= 3; i++) {
|
|
tetrisCurrentShape[i][1]--;
|
|
}
|
|
drawShape(tetrisOldShapeNum+1);
|
|
} else {
|
|
for (i = 0; i <= 3; i++) {
|
|
if (tetrisCurrentShape[i][1] >=17) {
|
|
tetrisGameOver = gTrue;
|
|
return;
|
|
} else {
|
|
tetrisField[tetrisCurrentShape[i][1]][tetrisCurrentShape[i][0]] = tetrisOldShapeNum+1;
|
|
}
|
|
}
|
|
clearCompleteLines();
|
|
createShape();
|
|
if (stay(gFalse)) {
|
|
tetrisGameOver = gTrue;
|
|
return;
|
|
}
|
|
drawShape(tetrisOldShapeNum+1);
|
|
}
|
|
}
|
|
|
|
static void clearField(void) {
|
|
int j, k;
|
|
for (k = 16; k >= 0; k--) {
|
|
for (j = 0; j <= 9; j++) {
|
|
drawCell(j,16-k, randomInt(8)+1);
|
|
gfxSleepMilliseconds(10);
|
|
}
|
|
}
|
|
for (k = 0; k <= 16; k++) {
|
|
for (j = 0; j <= 9; j++) {
|
|
drawCell(j,16-k, tetrisShapeColors[0]);
|
|
gfxSleepMilliseconds(10);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void rotateShape(void) {
|
|
int i, ox, oy, tx, ty;
|
|
ox = tetrisCurrentShape[1][0];
|
|
oy = tetrisCurrentShape[1][1];
|
|
memcpy(tetrisOldShape, tetrisCurrentShape, sizeof(tetrisOldShape)); // tetrisOldShape = tetrisCurrentShape;
|
|
for (i = 0; i <= 3; i++) {
|
|
tx = tetrisCurrentShape[i][0];
|
|
ty = tetrisCurrentShape[i][1];
|
|
tetrisCurrentShape[i][0] = ox+(round((tx-ox)*cos(90*(3.14/180))-(ty-oy)*sin(90*(3.14/180))));
|
|
tetrisCurrentShape[i][1] = oy+(round((tx-ox)*sin(90*(3.14/180))+(ty-oy)*cos(90*(3.14/180))));
|
|
}
|
|
if (!stay(gFalse)) {
|
|
memcpy(tetrisNextShape, tetrisCurrentShape, sizeof(tetrisNextShape)); // tetrisNextShape = tetrisCurrentShape;
|
|
memcpy(tetrisCurrentShape, tetrisOldShape, sizeof(tetrisCurrentShape)); // tetrisCurrentShape = tetrisOldShape;
|
|
drawShape(0);
|
|
memcpy(tetrisCurrentShape, tetrisNextShape, sizeof(tetrisCurrentShape)); // tetrisCurrentShape = tetrisNextShape;
|
|
drawShape(tetrisOldShapeNum+1);
|
|
} else {
|
|
memcpy(tetrisCurrentShape, tetrisOldShape, sizeof(tetrisCurrentShape)); // tetrisCurrentShape = tetrisOldShape;
|
|
}
|
|
}
|
|
|
|
static gBool checkSides(gBool left) {
|
|
int sk,k;
|
|
if (left) sk = 1; else sk = -1;
|
|
for (k = 0; k <= 3; k++) {
|
|
if ((tetrisCurrentShape[k][0]+sk < 0) || (tetrisCurrentShape[k][0]+sk > 9)) return gTrue;
|
|
if (tetrisCurrentShape[k][1] <= 16)
|
|
if (tetrisField[tetrisCurrentShape[k][1]][tetrisCurrentShape[k][0]+sk] != 0) return gTrue;
|
|
}
|
|
return gFalse;
|
|
}
|
|
|
|
static void goRight(void) {
|
|
int i;
|
|
if (!checkSides(gTrue)) {
|
|
drawShape(0);
|
|
for (i = 0; i <= 3; i++) {
|
|
tetrisCurrentShape[i][0]++;
|
|
}
|
|
drawShape(tetrisOldShapeNum+1);
|
|
}
|
|
}
|
|
|
|
static void goLeft(void) {
|
|
int i;
|
|
if (!checkSides(gFalse)) {
|
|
drawShape(0);
|
|
for (i = 0; i <= 3; i++) {
|
|
tetrisCurrentShape[i][0]--;
|
|
}
|
|
drawShape(tetrisOldShapeNum+1);
|
|
}
|
|
}
|
|
|
|
static DECLARE_THREAD_FUNCTION(thdTetris, arg) {
|
|
(void)arg;
|
|
uint8_t i;
|
|
while (!tetrisGameOver) {
|
|
// key handling
|
|
if (gfxSystemTicks() - tetrisPreviousKeyTime >= gfxMillisecondsToTicks(tetrisKeySpeed) || gfxSystemTicks() <= gfxMillisecondsToTicks(tetrisKeySpeed)) {
|
|
for (i = 0; i < sizeof(tetrisKeysPressed); i++) {
|
|
if (tetrisKeysPressed[i]) {
|
|
tetrisKeysPressed[i] = gFalse;
|
|
}
|
|
}
|
|
tetrisPreviousKeyTime = gfxSystemTicks();
|
|
}
|
|
// auto-move part :D
|
|
ginputGetMouseStatus(0, &ev);
|
|
if (gfxSystemTicks() - tetrisPreviousGameTime >= gfxMillisecondsToTicks(tetrisGameSpeed) || gfxSystemTicks() <= gfxMillisecondsToTicks(tetrisGameSpeed)) {
|
|
if ((!(ev.buttons & GINPUT_MOUSE_BTN_LEFT) || ((ev.buttons & GINPUT_MOUSE_BTN_LEFT) && !(ev.x > gdispGetWidth()/4 && ev.x <= gdispGetWidth()-(gdispGetWidth()/4) && ev.y >= gdispGetHeight()-(gdispGetHeight()/4)))) && !tetrisPaused) goDown(); // gives smooth move_down when down button pressed! :D
|
|
tetrisPreviousGameTime = gfxSystemTicks();
|
|
}
|
|
if (!(ev.buttons & GINPUT_MOUSE_BTN_LEFT)) continue;
|
|
if (ev.x <= gdispGetWidth()/4 && ev.y >= gdispGetHeight()-(gdispGetHeight()/4) && !tetrisKeysPressed[0] && !tetrisPaused) {
|
|
goLeft();
|
|
tetrisKeysPressed[0] = gTrue;
|
|
tetrisPreviousKeyTime = gfxSystemTicks();
|
|
}
|
|
if (ev.x > gdispGetWidth()-(gdispGetWidth()/4) && ev.y >= gdispGetHeight()-(gdispGetHeight()/4) && !tetrisKeysPressed[2] && !tetrisPaused) {
|
|
goRight();
|
|
tetrisKeysPressed[2] = gTrue;
|
|
tetrisPreviousKeyTime = gfxSystemTicks();
|
|
}
|
|
if (ev.y > gdispGetHeight()/4 && ev.y < gdispGetHeight()-(gdispGetHeight()/4) && !tetrisKeysPressed[3] && !tetrisPaused) {
|
|
rotateShape();
|
|
tetrisKeysPressed[3] = gTrue;
|
|
tetrisPreviousKeyTime = gfxSystemTicks();
|
|
}
|
|
if (ev.x > gdispGetWidth()/4 && ev.x <= gdispGetWidth()-(gdispGetWidth()/4) && ev.y >= gdispGetHeight()-(gdispGetHeight()/4) && !tetrisKeysPressed[1] && !tetrisPaused) {
|
|
goDown();
|
|
tetrisKeysPressed[1] = gTrue;
|
|
tetrisPreviousKeyTime = gfxSystemTicks();
|
|
}
|
|
if (ev.y <= gdispGetHeight()/4 && !tetrisKeysPressed[4]) {
|
|
tetrisKeysPressed[4] = gTrue;
|
|
tetrisPaused = !tetrisPaused;
|
|
printPaused();
|
|
tetrisPreviousKeyTime = gfxSystemTicks();
|
|
}
|
|
}
|
|
return (gThreadreturn)0;
|
|
}
|
|
|
|
static void tetrisDeinit(void) {
|
|
gdispCloseFont(font16);
|
|
gdispCloseFont(font12);
|
|
}
|
|
|
|
void tetrisStart(void) {
|
|
// Show the help first
|
|
gdispClear(GFX_BLACK);
|
|
printTouchAreas();
|
|
gfxSleepMilliseconds(3000);
|
|
|
|
// Draw the board
|
|
gdispClear(GFX_BLACK);
|
|
gdispDrawBox(0, gdispGetHeight()-(TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)-5, (TETRIS_FIELD_WIDTH*TETRIS_CELL_WIDTH)+3, (TETRIS_FIELD_HEIGHT*TETRIS_CELL_HEIGHT)+3, GFX_WHITE);
|
|
printText(8);
|
|
|
|
// Away we go
|
|
initField();
|
|
tetrisGameOver = gFalse;
|
|
printGameOver(); // removes "Game Over!" if tetrisGameOver == gFalse
|
|
tetrisPreviousGameTime = gfxSystemTicks();
|
|
gfxThreadCreate(0, 1024, gThreadpriorityNormal, thdTetris, 0);
|
|
while (!tetrisGameOver) {
|
|
gfxSleepMilliseconds(1000);
|
|
}
|
|
clearField();
|
|
printGameOver();
|
|
tetrisDeinit();
|
|
}
|
|
|
|
void tetrisInit(void) {
|
|
initRng();
|
|
tetrisNextShapeNum = randomInt(TETRIS_SHAPE_COUNT);
|
|
font16 = gdispOpenFont("DejaVuSans16");
|
|
font12 = gdispOpenFont("DejaVuSans12");
|
|
}
|