starfighter/src/resources.cpp

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/*
Copyright (C) 2003 Parallel Realities
Copyright (C) 2011, 2012, 2013 Guus Sliepen
Copyright (C) 2015 Julian Marchant
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 3
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
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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
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along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "Starfighter.h"
void loadBackground(const char *filename)
{
if (background != NULL)
{
SDL_FreeSurface(background);
background = NULL;
}
background = loadImage(filename);
SDL_SetColorKey(background, 0, 0);
}
void loadGameGraphics()
{
int index;
char string[75] = "";
FILE *fp;
uint32_t *p32;
uint16_t *p16;
uint8_t *p8;
freeGraphics();
shipShape[0] = loadImage("gfx/firefly1.png");
shipShape[1] = loadImage("gfx/firefly2.png");
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;
}
fp = fopen(string, "rb");
if (fp == NULL)
exit(1);
while (fscanf(fp, "%d %s", &index, string) == 2)
{
shipShape[index] = loadImage(string);
}
fclose(fp);
/*
Create images of ships being hit that show a lot of red
*/
for (int i = SHIP_HIT_INDEX ; i < MAX_SHIPSHAPES ; i++)
{
if (shipShape[i - SHIP_HIT_INDEX] == NULL)
continue;
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shipShape[i] = createSurface(shipShape[i - SHIP_HIT_INDEX]->w,
shipShape[i- SHIP_HIT_INDEX]->h);
blit(shipShape[i - SHIP_HIT_INDEX], 0, 0, shipShape[i]);
switch (shipShape[i]->format->BytesPerPixel)
{
case 4:
p32 = (uint32_t *)shipShape[i]->pixels;
for (int j = 0; j < shipShape[i]->w * shipShape[i]->h; j++)
{
if (p32[j])
p32[j] |= shipShape[i]->format->Rmask;
}
break;
case 2:
p16 = (uint16_t *)shipShape[i]->pixels;
for (int j = 0; j < shipShape[i]->w * shipShape[i]->h; j++)
{
if (p16[j])
p16[j] |= shipShape[i]->format->Rmask;
}
break;
case 1:
p8 = (uint8_t *)shipShape[i]->pixels;
for (int j = 0; j < shipShape[i]->w * shipShape[i]->h; j++)
{
if (p8[j])
p8[j] = SDL_MapRGB(shipShape[i]->format, 255, 0, 0);
}
break;
}
SDL_SetColorKey(shipShape[i], SDL_TRUE,
SDL_MapRGB(shipShape[i]->format, 0, 0, 0));
}
strcpy(string, "data/resources_all.dat");
fp = fopen(string, "rb");
while (fscanf(fp, "%d %s", &index, string) == 2)
{
shape[index] = loadImage(string);
}
fclose(fp);
loadBackground(systemBackground[currentGame.system]);
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for (int i = 0 ; i < MAX_DEFALIENS ; i++)
{
if (shipShape[defEnemy[i].imageIndex[0]] != NULL)
{
defEnemy[i].image[0] = shipShape[defEnemy[i].imageIndex[0]];
defEnemy[i].image[1] = shipShape[defEnemy[i].imageIndex[1]];
defEnemy[i].engineX = defEnemy[i].image[0]->w;
defEnemy[i].engineY = (defEnemy[i].image[0]->h / 2);
}
}
setWeaponShapes();
}
void loadSound()
{
sound[SFX_EXPLOSION] = loadSound("sound/explode.ogg");
sound[SFX_HIT] = loadSound("sound/explode2.ogg");
sound[SFX_DEATH] = loadSound("sound/maledeath.ogg");
sound[SFX_MISSILE] = loadSound("sound/missile.ogg");
sound[SFX_PLASMA] = loadSound("sound/plasma.ogg");
sound[SFX_CLOCK] = loadSound("sound/clock.ogg");
sound[SFX_FLY] = loadSound("sound/flyby.ogg");
sound[SFX_ENERGYRAY] = loadSound("sound/beamLaser.ogg");
sound[SFX_PICKUP] = loadSound("sound/item.ogg");
sound[SFX_SHIELDUP] = loadSound("sound/shield.ogg");
sound[SFX_CLOAK] = loadSound("sound/cloak.ogg");
sound[SFX_DEBRIS] = loadSound("sound/explode3.ogg");
sound[SFX_DEBRIS2] = loadSound("sound/explode4.ogg");
sound[SFX_LASER] = loadSound("sound/laser.ogg");
sound[SFX_PLASMA2] = loadSound("sound/plasma2.ogg");
sound[SFX_PLASMA3] = loadSound("sound/plasma3.ogg");
}
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);
}
/*
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++)
{
image = IMG_Load("gfx/smallFont.png");
if (image == NULL) {
printf("Couldn't load game font! (%s) Exitting.\n", SDL_GetError());
exit(1);
}
switch(i)
{
case 1:
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SDL_SetSurfaceColorMod(image, 255, 0, 0);
break;
case 2:
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SDL_SetSurfaceColorMod(image, 255, 255, 0);
break;
case 3:
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SDL_SetSurfaceColorMod(image, 0, 255, 0);
break;
case 4:
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SDL_SetSurfaceColorMod(image, 0, 255, 255);
break;
case 5:
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SDL_SetSurfaceColorMod(image, 0, 0, 10);
break;
}
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newImage = SDL_ConvertSurface(image, screen->format, 0);
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fontShape[i] = setTransparent(newImage);
SDL_FreeSurface(image);
}
}