mirror of
https://github.com/stevenhowes/CTheEscape.git
synced 2026-05-26 15:53:29 +01:00
stevenhowes
479 lines
12 KiB
C
479 lines
12 KiB
C
#include "Graphics.h"
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#include "swis.h"
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#include <kernel.h>
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extern int tick;
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extern int lasttick;
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extern int screen;
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extern _kernel_swi_regs inreg;
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extern _kernel_swi_regs outreg;
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#define TILESX 10
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#define TILESY 10
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#define SMARTTILES 100
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#define AREAS 20
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// map[0] is the 'master', [1] and [2] represents what is currently
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// believed to be displayed in the corresponding (+1) screen buffer
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// and we run a compare to see if re-drawing is needed. 0xFF is used
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// for a re-draw being required (so it's set on the tile under the player
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unsigned char map[3][TILESX][TILESY];
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unsigned char fullmap[10000];
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unsigned char areaname[13];
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char tilenamebuffer[4];
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char textbuffer[63];
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struct EntityLocation_s {
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short signed int X,Y;
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};
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struct Area_s {
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unsigned char name[16];
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};
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struct Area_s Areas[AREAS];
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struct TilePlayer_s {
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struct EntityLocation_s location;
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struct EntityLocation_s lastlocation;
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struct EntityLocation_s hitbox_bl;
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struct EntityLocation_s hitbox_tr;
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struct EntityLocation_s drawbox_bl;
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struct EntityLocation_s drawbox_tr;
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struct EntityLocation_s mapoffset;
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struct EntityLocation_s lastmapoffset;
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struct EntityLocation_s localtile;
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int rawtile;
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};
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struct TilePlayer_s TilePlayer;
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struct SmartTile_s {
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int Tile;
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int ActionTarget;
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unsigned char Action;
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unsigned char ActionValue;
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};
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struct SmartTile_s SmartTiles[SMARTTILES];
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/************VVV TO BE REMOVED/MOVED TO MAPEDIT VVV***********/
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void game2_savesmarttiles(char* filename)
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{
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// Attempt to get file info
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inreg.r[0] = 10;
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inreg.r[1] = (int) filename;
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inreg.r[2] = 0xffd;
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inreg.r[4] = (int) SmartTiles;
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inreg.r[5] = (int) SmartTiles + (sizeof(SmartTiles));
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_kernel_swi(OS_File,&inreg,&outreg);
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}
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void game2_saveareanames(char* filename)
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{
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// Attempt to get file info
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inreg.r[0] = 10;
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inreg.r[1] = (int) filename;
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inreg.r[2] = 0xffd;
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inreg.r[4] = (int) Areas;
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inreg.r[5] = (int) Areas + (sizeof(Areas));
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_kernel_swi(OS_File,&inreg,&outreg);
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}
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/************^^^ TO BE REMOVED/MOVED TO MAPEDIT ^^^***********/
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void game2_loadsmarttiles(char* filename)
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{
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int length;
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// Attempt to get file info
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inreg.r[0] = 5;
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inreg.r[1] = (int) filename;
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_kernel_swi(OS_File,&inreg,&outreg);
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// Length will be in R4 if it exists
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length = outreg.r[4];
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if(length > sizeof(SmartTiles))
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{
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screen_nobuffer();
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while (1)
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printf("Smarttiles exceeds %d bytes (%d bytes) object type is %d\n",sizeof(SmartTiles),length,outreg.r[0]);
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//exit(0);
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}
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// Attempt to get file info
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inreg.r[0] = 16;
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inreg.r[1] = (int) filename;
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inreg.r[2] = (int) SmartTiles;
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inreg.r[3] = 0;
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_kernel_swi(OS_File,&inreg,&outreg);
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}
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void game2_loadmap(char* filename)
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{
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int length,i;
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// Attempt to get file info
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inreg.r[0] = 5;
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inreg.r[1] = (int) filename;
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_kernel_swi(OS_File,&inreg,&outreg);
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// Length will be in R4 if it exists
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length = outreg.r[4];
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if(length > sizeof(fullmap))
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{
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screen_nobuffer();
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printf("Map exceeds %d bytes (%d bytes) object type is %d\n",sizeof(fullmap),length,outreg.r[0]);
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exit(0);
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}
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// Attempt to get file info
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inreg.r[0] = 16;
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inreg.r[1] = (int) filename;
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inreg.r[2] = (int) fullmap;
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inreg.r[3] = 0;
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_kernel_swi(OS_File,&inreg,&outreg);
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for(i = 0; i < SMARTTILES; i++)
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SmartTiles[i].Tile = -1;
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}
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void game2_death()
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{
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int currentstart = 0;
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int introframe = 0;
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sound_voices(4);
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sound_set_voice(1,"WaveSynth-Beep");
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sound_set_voice(2,"WaveSynth-Beep");
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sound_set_voice(3,"WaveSynth-Beep");
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sound_set_voice(4,"WaveSynth-Beep");
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sound_composition_init();
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sound_composition_load("music.cmpagrac");
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tick = clock();
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sound_composition_start(clock());
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draw_sprite("spacebar",(DISPLAY_X/2)-106,50);
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draw_sprite("kia",(DISPLAY_X/2)-300,500);
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screen_flipbuffer();
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while(sound_composition_incomplete())
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{
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sound_composition_tick(clock());
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if(clock() > (tick + 100))
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{
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if(input_readkey(98))
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sound_composition_stop();
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}
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}
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}
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void game2_briefing()
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{
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screen_clear();
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draw_spritetext(
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"~~~~~~~~{ chief engineers log - uss archimedes - stardate 1234567890 ==}\n\n\ndo stuff on the ship. not sure what yet. go for a wander. \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n~~~~~~~~{======================~~~~~~~~===========================}"
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, 50, 950);
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draw_sprite("spacebar",(DISPLAY_X/2)-106,50);
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screen_flipbuffer();
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tick = clock();
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while(1)
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{
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if(clock() > (tick + 100))
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{
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if(input_readkey(98))
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return;
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}
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}
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}
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void game2_fillmap(int xoffset, int yoffset)
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{
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memcpy(map[0][0],fullmap+yoffset+(xoffset*100),10);
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memcpy(map[0][1],fullmap+yoffset+(xoffset*100)+100,10);
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memcpy(map[0][2],fullmap+yoffset+(xoffset*100)+200,10);
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memcpy(map[0][3],fullmap+yoffset+(xoffset*100)+300,10);
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memcpy(map[0][4],fullmap+yoffset+(xoffset*100)+400,10);
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memcpy(map[0][5],fullmap+yoffset+(xoffset*100)+500,10);
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memcpy(map[0][6],fullmap+yoffset+(xoffset*100)+600,10);
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memcpy(map[0][7],fullmap+yoffset+(xoffset*100)+700,10);
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memcpy(map[0][8],fullmap+yoffset+(xoffset*100)+800,10);
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memcpy(map[0][9],fullmap+yoffset+(xoffset*100)+900,10);
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}
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void game2_setup()
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{
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screen_flipbuffer();
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screen_clear();
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screen_flipbuffer();
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screen_clear();
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TilePlayer.location.X = 125;
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TilePlayer.location.Y = 125;
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TilePlayer.hitbox_bl.X = 30;
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TilePlayer.hitbox_bl.Y = 0;
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TilePlayer.hitbox_tr.X = 60;
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TilePlayer.hitbox_tr.Y = 30;
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TilePlayer.drawbox_bl.X = 5;
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TilePlayer.drawbox_bl.Y = 0;
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TilePlayer.drawbox_tr.X = 60;
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TilePlayer.drawbox_tr.Y = 75;
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memset(map[0],0xFF,100);
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memset(map[1],0xFF,100);
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memset(map[2],0xFF,100);
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game2_loadmap("m2_map");
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game2_loadsmarttiles("m2_smart");
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sprintf(areaname,"null");
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sprintf(Areas[0].name,"corridor");
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sprintf(Areas[1].name,"shuttle bay");
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sprintf(Areas[2].name,"briefing room");
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sprintf(Areas[3].name,"cargo bay");
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sprintf(Areas[4].name,"arboretum");
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sprintf(Areas[5].name,"torpedo room 1");
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sprintf(Areas[6].name,"torpedo room 2");
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sprintf(Areas[7].name,"sensor control");
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game2_saveareanames("m2_areas");
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game2_fillmap(TilePlayer.mapoffset.X,TilePlayer.mapoffset.Y);
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}
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int game2_check_collide()
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{
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int x,y,hit;
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hit = 0;
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for(x = 0; x < TILESX; x++)
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{
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for(y = 0; y < TILESY; y++)
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{
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// Finds any tile we collide with
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if(game_hitbox_collide(
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(TilePlayer.location.X + TilePlayer.hitbox_bl.X),(TilePlayer.location.Y + TilePlayer.hitbox_bl.Y),
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(TilePlayer.hitbox_tr.X - TilePlayer.hitbox_bl.X),(TilePlayer.hitbox_tr.Y - TilePlayer.hitbox_bl.Y),
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x*100,y*100,
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100,100
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))
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{
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if(((map[0][x][y] >> 7) & 0x01))
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{
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hit = 1;
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}
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}
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}
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}
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return hit;
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}
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void game2_tick_input()
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{
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// Store in case we have a vertical collide
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TilePlayer.lastlocation.X = TilePlayer.location.X;
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TilePlayer.lastlocation.Y = TilePlayer.location.Y;
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TilePlayer.lastmapoffset.X = TilePlayer.mapoffset.X;
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TilePlayer.lastmapoffset.Y = TilePlayer.mapoffset.Y;
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// Up arrow
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if(input_readkey(57))
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{
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TilePlayer.location.Y += 3 * (tick - lasttick);
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if(TilePlayer.location.Y > (950))
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{
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TilePlayer.location.Y = 100;
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TilePlayer.mapoffset.Y += 10;
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game2_fillmap(TilePlayer.mapoffset.X,TilePlayer.mapoffset.Y);
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}
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}
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// Down arrow
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if(input_readkey(41))
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{
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TilePlayer.location.Y -= 3 * (tick - lasttick);
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if(TilePlayer.location.Y < (10))
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{
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if(TilePlayer.mapoffset.Y > 0)
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{
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TilePlayer.location.Y = 900;
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TilePlayer.mapoffset.Y -= 10;
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game2_fillmap(TilePlayer.mapoffset.X,TilePlayer.mapoffset.Y);
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}else{
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TilePlayer.location.Y = TilePlayer.lastlocation.Y;
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}
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}
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}
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if(game2_check_collide())
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{
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TilePlayer.location.X = TilePlayer.lastlocation.X;
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TilePlayer.location.Y = TilePlayer.lastlocation.Y;
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TilePlayer.mapoffset.X = TilePlayer.lastmapoffset.X;
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TilePlayer.mapoffset.Y = TilePlayer.lastmapoffset.Y;
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}
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// Store in case we have a horizontal collide
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TilePlayer.lastlocation.X = TilePlayer.location.X;
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TilePlayer.lastlocation.Y = TilePlayer.location.Y;
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// Right arrow
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if(input_readkey(121))
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{
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TilePlayer.location.X += 3 * (tick - lasttick);
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if(TilePlayer.location.X > (930))
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{
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TilePlayer.location.X = 100;
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TilePlayer.mapoffset.X += 10;
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game2_fillmap(TilePlayer.mapoffset.X,TilePlayer.mapoffset.Y);
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}
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}
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// Left arrow
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if(input_readkey(25))
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{
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TilePlayer.location.X -= 3 * (tick - lasttick);
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if(TilePlayer.location.X < (10))
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{
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if(TilePlayer.mapoffset.X > 0)
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{
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TilePlayer.location.X = 900;
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TilePlayer.mapoffset.X -= 10;
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game2_fillmap(TilePlayer.mapoffset.X,TilePlayer.mapoffset.Y);
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}else{
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TilePlayer.location.X = TilePlayer.lastlocation.X;
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}
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}
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}
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if(game2_check_collide())
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{
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TilePlayer.location.X = TilePlayer.lastlocation.X;
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TilePlayer.location.Y = TilePlayer.lastlocation.Y;
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}
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}
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int game2_tick()
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{
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int x;
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int y;
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int i;
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lasttick = tick;
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tick = clock();
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screen_flipbuffer();
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if(1)
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{
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// Fill the map0 with our chunk of the full map
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game2_fillmap(TilePlayer.mapoffset.X,TilePlayer.mapoffset.Y);
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draw_spritetext("#############", 1020, 950);
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draw_spritetext(areaname, 1020, 950);
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for(x = 0; x < TILESX; x++)
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{
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for(y = 0; y < TILESY; y++)
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{
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// Finds any tile we collide with
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if(game_hitbox_collide(
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(TilePlayer.location.X + TilePlayer.drawbox_bl.X),(TilePlayer.location.Y + TilePlayer.drawbox_bl.Y),
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(TilePlayer.hitbox_tr.X - TilePlayer.drawbox_bl.X),(TilePlayer.drawbox_tr.Y - TilePlayer.drawbox_bl.Y),
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x*100,y*100,
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100,100
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))
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{
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map[1][x][y] = 255;
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map[2][x][y] = 255;
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}
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// Find the tile under our centre of mass
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if(game_hitbox_collide(
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(TilePlayer.location.X + TilePlayer.hitbox_bl.X + (TilePlayer.hitbox_tr.X/2)),(TilePlayer.location.Y + TilePlayer.hitbox_bl.Y + (TilePlayer.hitbox_tr.Y/2)),
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(1),(1),
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x*100,y*100,
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100,100
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))
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{
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TilePlayer.localtile.X = x;
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TilePlayer.localtile.Y = y;
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}
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// Redraw any tiles we're overlapping
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if(map[0][x][y] ^ map[screen+1][x][y])
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{
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map[screen+1][x][y] = map[0][x][y];
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if(map[screen+1][x][y] < 128)
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sprintf(tilenamebuffer,"%i",map[screen+1][x][y]);
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else
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sprintf(tilenamebuffer,"%i",(map[screen+1][x][y]-128));
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draw_tile(tilenamebuffer,x*100,y*100);
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}
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}
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}
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TilePlayer.rawtile = (TilePlayer.mapoffset.Y) + TilePlayer.localtile.Y + (TilePlayer.mapoffset.X * 100) + (TilePlayer.localtile.X * 100);
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// Trigger any smart tiles for our centre of mass
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for(i = 0; i < SMARTTILES; i++)
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{
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if(SmartTiles[i].Tile == TilePlayer.rawtile)
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{
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// Change tile sprite
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if(SmartTiles[i].Action == 0)
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fullmap[SmartTiles[i].ActionTarget] = SmartTiles[i].ActionValue;
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else if(SmartTiles[i].Action == 1)
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sprintf(areaname,"%s",Areas[SmartTiles[i].ActionValue].name);
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}
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}
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game2_tick_input();
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draw_sprite("man",TilePlayer.location.X,TilePlayer.location.Y);
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#ifdef M2_DEBUG_HITBOXES
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draw_rectangle(
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(TilePlayer.location.X + TilePlayer.hitbox_bl.X),
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(TilePlayer.location.Y + TilePlayer.hitbox_bl.Y),
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(TilePlayer.location.X + TilePlayer.hitbox_tr.X),
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(TilePlayer.location.Y + TilePlayer.hitbox_tr.Y)
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);
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draw_rectangle(
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(TilePlayer.location.X + TilePlayer.drawbox_bl.X),
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(TilePlayer.location.Y + TilePlayer.drawbox_bl.Y),
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(TilePlayer.location.X + TilePlayer.drawbox_tr.X),
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(TilePlayer.location.Y + TilePlayer.drawbox_tr.Y)
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);
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#endif
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return 0;
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}else{
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/* screen_flipbuffer();
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screen_clear();
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game2_death();
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return 1;*/
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}
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}
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