starfighter/code/resources.cpp

222 lines
5.2 KiB
C++

/*
Copyright (C) 2003 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 "resources.h"
void loadBackground(const char *filename)
{
if (graphics.background != NULL)
{
SDL_FreeSurface(graphics.background);
graphics.background = NULL;
}
graphics.background = loadImage(filename);
SDL_SetColorKey(graphics.background, 0, 0);
}
void loadGameGraphics()
{
int index;
char string[75];
graphics.freeGraphics();
graphics.shipShape[0] = loadImage("gfx/firefly1.png");
graphics.shipShape[1] = loadImage("gfx/firefly2.png");
strcpy(string, "");
switch(currentGame.system)
{
case 0:
strcpy(string, "data/resources_spirit.dat");
break;
case 1:
strcpy(string, "data/resources_eyananth.dat");
break;
case 2:
strcpy(string, "data/resources_mordor.dat");
break;
case 3:
strcpy(string, "data/resources_sol.dat");
break;
}
FILE *fp;
#if USEPACK
int dataLocation = locateDataInPak(string, 1);
fp = fopen(PACKLOCATION, "rb");
fseek(fp, dataLocation, SEEK_SET);
#else
fp = fopen(string, "rb");
#endif
if (fp == NULL)
exit(1);
fscanf(fp, "%d %s", &index, string);
while (index != -1)
{
graphics.shipShape[index] = loadImage(string);
fscanf(fp, "%d %s", &index, string);
}
fclose(fp);
/*
Overlay a red alpha surface onto
*/
SDL_Surface *hitRect;
for (int i = SHIP_HIT_INDEX ; i < MAX_SHIPSHAPES ; i++)
{
if (graphics.shipShape[i - SHIP_HIT_INDEX] == NULL)
continue;
graphics.shipShape[i] = graphics.createSurface(graphics.shipShape[i - SHIP_HIT_INDEX]->w, graphics.shipShape[i- SHIP_HIT_INDEX]->h);
graphics.blit(graphics.shipShape[i - SHIP_HIT_INDEX], 0, 0, graphics.shipShape[i]);
hitRect = graphics.alphaRect(graphics.shipShape[i]->w, graphics.shipShape[i]->h, 255, 0, 0);
graphics.blit(hitRect, 0, 0, graphics.shipShape[i]);
SDL_SetColorKey(graphics.shipShape[i], (SDL_SRCCOLORKEY|SDL_RLEACCEL), SDL_MapRGB(graphics.shipShape[i]->format, 127, 0, 0));
SDL_FreeSurface(hitRect);
}
strcpy(string, "data/resources_all.dat");
#if USEPACK
dataLocation = locateDataInPak(string, 1);
fp = fopen(PACKLOCATION, "rb");
fseek(fp, dataLocation, SEEK_SET);
#else
fp = fopen(string, "rb");
#endif
fscanf(fp, "%d %s", &index, string);
while (index != -1)
{
graphics.shape[index] = loadImage(string);
fscanf(fp, "%d %s", &index, string);
}
fclose(fp);
loadBackground((char *)systemBackground[currentGame.system]);
setAlienShapes();
setWeaponShapes();
}
void loadSound()
{
sound[SFX_EXPLOSION] = loadSound("sound/explode.wav");
sound[SFX_HIT] = loadSound("sound/explode2.wav");
sound[SFX_DEATH] = loadSound("sound/maledeath.wav");
sound[SFX_MISSILE] = loadSound("sound/missile.wav");
sound[SFX_PLASMA] = loadSound("sound/plasma.wav");
sound[SFX_CLOCK] = loadSound("sound/clock.wav");
sound[SFX_FLY] = loadSound("sound/flyby.wav");
sound[SFX_ENERGYRAY] = loadSound("sound/beamLaser.wav");
sound[SFX_PICKUP] = loadSound("sound/item.wav");
sound[SFX_SHIELDUP] = loadSound("sound/shield.wav");
sound[SFX_CLOAK] = loadSound("sound/cloak.wav");
sound[SFX_DEBRIS] = loadSound("sound/explode3.wav");
sound[SFX_DEBRIS2] = loadSound("sound/explode4.wav");
sound[SFX_LASER] = loadSound("sound/laser.wav");
sound[SFX_PLASMA2] = loadSound("sound/plasma2.wav");
sound[SFX_PLASMA3] = loadSound("sound/plasma3.wav");
}
void freeSound()
{
for (int i = 0 ; i < MAX_SOUNDS ; i++)
{
if (sound[i] != NULL)
Mix_FreeChunk(sound[i]);
}
if (engine.music != NULL)
Mix_FreeMusic(engine.music);
}
void setFontColor(SDL_Surface *image, int red, int green, int blue)
{
SDL_Color colors[256];
colors[0].r = 0;
colors[0].g = 0;
colors[0].b = 0;
for (int i = 1 ; i < 256 ; i++)
{
colors[i].r = red;
colors[i].g = green;
colors[i].b = blue;
}
SDL_SetPalette(image, SDL_LOGPAL|SDL_PHYSPAL, colors, 0, 256);
}
/*
Custom loading to alter the font color before doing
all other things
*/
void loadFont()
{
SDL_Surface *image, *newImage;
for (int i = 0 ; i < MAX_FONTSHAPES ; i++)
{
#if USEPACK
unpack("gfx/smallFont.bmp", PAK_FONT);
image = IMG_Load_RW(engine.sdlrw, 1);
#else
image = IMG_Load("gfx/smallFont.bmp");
#endif
if (image == NULL) {
printf("Couldn't load game font! (%s) Exitting.\n", SDL_GetError());
exit(1);
}
switch(i)
{
case 1:
setFontColor(image, 255, 0, 0);
break;
case 2:
setFontColor(image, 255, 255, 0);
break;
case 3:
setFontColor(image, 0, 255, 0);
break;
case 4:
setFontColor(image, 0, 255, 255);
break;
case 5:
setFontColor(image, 0, 0, 10);
break;
}
newImage = SDL_DisplayFormat(image);
graphics.fontShape[i] = graphics.setTransparent(newImage);
SDL_FreeSurface(image);
}
}