341 lines
7.0 KiB
C
341 lines
7.0 KiB
C
/*
|
|
Copyright (C) 2018 Parallel Realities
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
*/
|
|
|
|
#include "map.h"
|
|
|
|
static void loadMapData(void);
|
|
static void loadCommonTiles(void);
|
|
static void loadTileset(void);
|
|
static void loadDecals(void);
|
|
static SDL_Rect *loadTile(char *filename);
|
|
|
|
static int MAX_Y;
|
|
static Texture *atlasTexture;
|
|
static SDL_Rect *tiles[MAP_TILE_MAX];
|
|
static SDL_Rect *decals[8];
|
|
|
|
void initMap(void)
|
|
{
|
|
memset(&world.map, 0, sizeof(Map));
|
|
|
|
world.map.bounds.x = MAP_WIDTH * MAP_TILE_SIZE;
|
|
world.map.bounds.y = MAP_HEIGHT * MAP_TILE_SIZE;
|
|
world.map.bounds.w = 0;
|
|
world.map.bounds.h = 0;
|
|
|
|
atlasTexture = getTexture("gfx/atlas/atlas.png");
|
|
|
|
loadMapData();
|
|
|
|
loadCommonTiles();
|
|
|
|
loadTileset();
|
|
|
|
loadDecals();
|
|
}
|
|
|
|
void drawMap(void)
|
|
{
|
|
int mx, x1, x2, my, y1, y2, tile, decal, x, y;
|
|
|
|
mx = camera.x / MAP_TILE_SIZE;
|
|
x1 = (camera.x % MAP_TILE_SIZE) * -1;
|
|
x2 = x1 + MAP_RENDER_WIDTH * MAP_TILE_SIZE + (x1 == 0 ? 0 : MAP_TILE_SIZE);
|
|
|
|
my = camera.y / MAP_TILE_SIZE;
|
|
y1 = (camera.y % MAP_TILE_SIZE) * -1;
|
|
y2 = y1 + MAP_RENDER_HEIGHT * MAP_TILE_SIZE + (y1 == 0 ? 0 : MAP_TILE_SIZE);
|
|
|
|
tile = 0;
|
|
decal = 0;
|
|
|
|
for (x = x1; x < x2; x += MAP_TILE_SIZE)
|
|
{
|
|
for (y = y1; y < y2; y += MAP_TILE_SIZE)
|
|
{
|
|
if (mx < MAP_WIDTH && my < MAP_HEIGHT && my <= MAX_Y)
|
|
{
|
|
tile = world.map.data[mx][my];
|
|
|
|
if (world.mapAnimTimer == 0)
|
|
{
|
|
if (tile >= MAP_TILE_ANIMATED_WATER && tile < MAP_TILE_ANIMATED_SLIME)
|
|
{
|
|
world.map.data[mx][my] = tile = rrnd(MAP_TILE_ANIMATED_WATER, MAP_TILE_ANIMATED_SLIME - 1);
|
|
}
|
|
|
|
if (tile >= MAP_TILE_ANIMATED_SLIME && tile < MAP_TILE_ANIMATED_LAVA)
|
|
{
|
|
world.map.data[mx][my] = tile = rrnd(MAP_TILE_ANIMATED_SLIME, MAP_TILE_ANIMATED_LAVA - 1);
|
|
}
|
|
|
|
if (tile >= MAP_TILE_ANIMATED_LAVA && tile < MAP_TILE_OUTSIDE)
|
|
{
|
|
world.map.data[mx][my] = tile = rrnd(MAP_TILE_ANIMATED_LAVA, MAP_TILE_OUTSIDE - 1);
|
|
}
|
|
}
|
|
|
|
if (tile != MAP_TILE_AIR)
|
|
{
|
|
if (tile >= MAP_TILE_SOLID && tile < MAP_TILE_NON_SOLID)
|
|
{
|
|
blitRect(atlasTexture->texture, x + 2, y + 2, tiles[MAP_TILE_OUTSIDE], 0);
|
|
}
|
|
|
|
blitRect(atlasTexture->texture, x, y, tiles[tile], 0);
|
|
|
|
decal = world.map.decal[mx][my];
|
|
|
|
if (decal != 0)
|
|
{
|
|
blitRect(atlasTexture->texture, x, y, decals[decal - 1], 0);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
blitRect(atlasTexture->texture, x, y, tiles[MAP_TILE_OUTSIDE], 0);
|
|
}
|
|
|
|
my++;
|
|
}
|
|
|
|
my = camera.y / MAP_TILE_SIZE;
|
|
mx++;
|
|
}
|
|
}
|
|
|
|
int isWithinMap(int x, int y)
|
|
{
|
|
return (x >= 0 && y >= 0 && x < MAP_WIDTH && y < MAP_HEIGHT);
|
|
}
|
|
|
|
int isSolid(int x, int y)
|
|
{
|
|
if (!isWithinMap(x, y))
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
if ((world.map.data[x][y] >= MAP_TILE_SOLID) && (world.map.data[x][y] < MAP_TILE_NON_SOLID))
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void addBloodDecal(int x, int y)
|
|
{
|
|
if (app.config.blood && isSolid(x, y) && world.map.decal[x][y] == 0)
|
|
{
|
|
world.map.decal[x][y] = (int) rrnd(1, 4);
|
|
}
|
|
}
|
|
|
|
void addScorchDecal(int x, int y)
|
|
{
|
|
if (isSolid(x, y) && world.map.decal[x][y] == 0)
|
|
{
|
|
world.map.decal[x][y] = (int) rrnd(5, 8);
|
|
}
|
|
}
|
|
|
|
int isLiquid(int x, int y)
|
|
{
|
|
return isWithinMap(x, y) && world.map.data[x][y] > MAP_TILE_AIR && world.map.data[x][y] < MAP_TILE_SOLID;
|
|
}
|
|
|
|
int isWalkable(int x, int y)
|
|
{
|
|
return isSolid(x, y);
|
|
}
|
|
|
|
static void calculateMapBounds(void)
|
|
{
|
|
int x, y;
|
|
|
|
for (y = 0 ; y < MAP_HEIGHT; y++)
|
|
{
|
|
for (x = 0 ; x < MAP_WIDTH; x++)
|
|
{
|
|
if (world.map.data[x][y] != 0)
|
|
{
|
|
if (x < world.map.bounds.x)
|
|
{
|
|
world.map.bounds.x = x;
|
|
}
|
|
|
|
if (x > world.map.bounds.w)
|
|
{
|
|
world.map.bounds.w = x;
|
|
}
|
|
|
|
if (y < world.map.bounds.y)
|
|
{
|
|
world.map.bounds.y = y;
|
|
}
|
|
|
|
if (y > world.map.bounds.h)
|
|
{
|
|
world.map.bounds.h = y;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (world.map.bounds.h - MAP_RENDER_HEIGHT < world.map.bounds.y)
|
|
{
|
|
world.map.bounds.y -= (MAP_RENDER_HEIGHT - (world.map.bounds.h - world.map.bounds.y));
|
|
}
|
|
|
|
world.map.bounds.x = (int) limit(world.map.bounds.x, 0, MAP_WIDTH - MAP_RENDER_WIDTH);
|
|
world.map.bounds.y = (int) limit(world.map.bounds.y, 0, MAP_HEIGHT - MAP_RENDER_HEIGHT);
|
|
|
|
world.map.bounds.x *= MAP_TILE_SIZE;
|
|
world.map.bounds.y *= MAP_TILE_SIZE;
|
|
world.map.bounds.w *= MAP_TILE_SIZE;
|
|
world.map.bounds.h *= MAP_TILE_SIZE;
|
|
|
|
world.map.bounds.w -= SCREEN_WIDTH;
|
|
world.map.bounds.h -= SCREEN_HEIGHT;
|
|
|
|
world.map.bounds.w += MAP_TILE_SIZE;
|
|
world.map.bounds.h += MAP_TILE_SIZE;
|
|
|
|
SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_DEBUG, "Map bounds [%d, %d, %d, %d]", world.map.bounds.x, world.map.bounds.y, world.map.bounds.w, world.map.bounds.h);
|
|
|
|
MAX_Y = 0;
|
|
|
|
for (y = 0; y < MAP_HEIGHT; y++)
|
|
{
|
|
for (x = 0; x < MAP_WIDTH; x++)
|
|
{
|
|
if (world.map.data[x][y] != 0)
|
|
{
|
|
if (y > MAX_Y)
|
|
{
|
|
MAX_Y = y;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void loadMapData(void)
|
|
{
|
|
char filename[MAX_FILENAME_LENGTH];
|
|
char *data, *p;
|
|
int i, x, y;
|
|
|
|
sprintf(filename, "data/maps/raw/%s.raw.z", world.id);
|
|
|
|
SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Loading %s", filename);
|
|
|
|
data = readCompressedFile(filename);
|
|
|
|
p = data;
|
|
|
|
for (y = 0 ; y < MAP_HEIGHT ; y++)
|
|
{
|
|
for (x = 0 ; x < MAP_WIDTH ; x++)
|
|
{
|
|
sscanf(p, "%d", &i);
|
|
|
|
if (world.missionType != MT_OUTPOST)
|
|
{
|
|
if (i >= 4 && i <= 7)
|
|
{
|
|
i = rrnd(4, 7);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (i >= 4 && i <= 8)
|
|
{
|
|
i = rrnd(4, 8);
|
|
}
|
|
}
|
|
|
|
if (i >= 200 && i <= 203)
|
|
{
|
|
i = rrnd(200, 203);
|
|
}
|
|
|
|
world.map.data[x][y] = i;
|
|
|
|
do {p++;} while (*p != ' ');
|
|
}
|
|
}
|
|
|
|
free(data);
|
|
|
|
calculateMapBounds();
|
|
}
|
|
|
|
static void loadCommonTiles(void)
|
|
{
|
|
int i;
|
|
char filename[MAX_FILENAME_LENGTH];
|
|
|
|
tiles[1] = loadTile("gfx/tiles/common/1.png");
|
|
tiles[2] = loadTile("gfx/tiles/common/2.png");
|
|
tiles[3] = loadTile("gfx/tiles/common/3.png");
|
|
|
|
for (i = MAP_TILE_ANIMATED_WATER ; i < MAP_TILE_MAX ; i++)
|
|
{
|
|
sprintf(filename, "gfx/tiles/common/%d.png", i);
|
|
tiles[i] = loadTile(filename);
|
|
}
|
|
}
|
|
|
|
static void loadTileset(void)
|
|
{
|
|
int i;
|
|
char filename[MAX_FILENAME_LENGTH];
|
|
|
|
for (i = MAP_TILE_SOLID ; i < MAP_TILE_ANIMATED_WATER ; i++)
|
|
{
|
|
sprintf(filename, "gfx/tiles/%s/%d.png", world.tileset, i);
|
|
|
|
tiles[i] = loadTile(filename);
|
|
}
|
|
}
|
|
|
|
static SDL_Rect *loadTile(char *filename)
|
|
{
|
|
return &getImageFromAtlas(filename)->rect;
|
|
}
|
|
|
|
static void loadDecals(void)
|
|
{
|
|
int i;
|
|
char filename[MAX_FILENAME_LENGTH];
|
|
|
|
for (i = 0 ; i < 4 ; i++)
|
|
{
|
|
sprintf(filename, "gfx/decals/blood%d.png", (i + 1));
|
|
decals[i] = loadTile(filename);
|
|
|
|
sprintf(filename, "gfx/decals/scorch%d.png", (i + 1));
|
|
decals[i + 4] = loadTile(filename);
|
|
}
|
|
}
|