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Color cycling based on the ranges in Grad menu. A speed slider has appeared. The speed data (and all cycling) is loaded from IFF/ILBM images from Deluxe Paint, Amiga and DOS versions. The data is not saved at the moment, so you shouldn't re-save cycling images

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git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1573 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Yves Rizoud
2010-08-14 23:23:10 +00:00
parent 1c2ab9aa99
commit 4ea23b3e9a
8 changed files with 91 additions and 25 deletions
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84
src/main.c
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@@ -86,39 +86,81 @@
extern DECLSPEC int SDLCALL SDL_putenv(const char *variable);
#endif
int test_colorcycling(void* useless)
int Color_cycling(__attribute__((unused)) void* useless)
{
static byte offset[16]; // static forces init at 0
byte offset[16];
int i, color;
static SDL_Color PaletteSDL[256];
int changed; // boolean : true if the palette needs a change in this tick.
long now;
long start;
while(!Quitting)
{
SDL_Delay(50);
start = SDL_GetTicks();
memset(offset, 0, sizeof(offset));
// Init palette
for(color=0;color<256;color++)
while (Allow_colorcycling)
{
PaletteSDL[color].r=Main_palette[color].R;
PaletteSDL[color].g=Main_palette[color].G;
PaletteSDL[color].b=Main_palette[color].B;
}
for (i=0; i<16; i++)
{
byte len;
now = SDL_GetTicks();
changed=0;
len=Gradient_array[i].End-Gradient_array[i].Start+1;
if (len)
// Check all cycles for a change at this tick
for (i=0; i<16; i++)
{
for(color=Gradient_array[i].Start;color<=Gradient_array[i].End;color++)
int len;
len=Gradient_array[i].End-Gradient_array[i].Start+1;
if (len>1 && Gradient_array[i].Speed)
{
PaletteSDL[color].r=Main_palette[Gradient_array[i].Start+((color-Gradient_array[i].Start+offset[i])%len)].R;
PaletteSDL[color].g=Main_palette[Gradient_array[i].Start+((color-Gradient_array[i].Start+offset[i])%len)].G;
PaletteSDL[color].b=Main_palette[Gradient_array[i].Start+((color-Gradient_array[i].Start+offset[i])%len)].B;
int new_offset;
new_offset=(now-start)/(int)(1000.0/(Gradient_array[i].Speed*0.2856)) % len;
if (!Gradient_array[i].Inverse)
new_offset=len - new_offset;
if (new_offset!=offset[i])
changed=1;
offset[i]=new_offset;
}
offset[i]= (offset[i]+len-1)%len;
}
if (changed)
{
// Initialize the palette
for(color=0;color<256;color++)
{
PaletteSDL[color].r=Main_palette[color].R;
PaletteSDL[color].g=Main_palette[color].G;
PaletteSDL[color].b=Main_palette[color].B;
}
for (i=0; i<16; i++)
{
int len;
len=Gradient_array[i].End-Gradient_array[i].Start+1;
if (len>1 && Gradient_array[i].Speed)
{
for(color=Gradient_array[i].Start;color<=Gradient_array[i].End;color++)
{
PaletteSDL[color].r=Main_palette[Gradient_array[i].Start+((color-Gradient_array[i].Start+offset[i])%len)].R;
PaletteSDL[color].g=Main_palette[Gradient_array[i].Start+((color-Gradient_array[i].Start+offset[i])%len)].G;
PaletteSDL[color].b=Main_palette[Gradient_array[i].Start+((color-Gradient_array[i].Start+offset[i])%len)].B;
}
}
}
SDL_SetPalette(Screen_SDL, SDL_PHYSPAL | SDL_LOGPAL, PaletteSDL,0,256);
}
SDL_Delay(20);
}
// Restore normal palette
Set_palette(Main_palette);
while (!Allow_colorcycling)
{
SDL_Delay(20);
}
SDL_SetPalette(Screen_SDL, SDL_PHYSPAL | SDL_LOGPAL, PaletteSDL,0,256);
}
return 0;
}
@@ -863,10 +905,10 @@ int Init_program(int argc,char * argv[])
}
}
#if 0
#if 1
// Color cycling test
{
SDL_Thread* t = SDL_CreateThread(test_colorcycling, NULL);
SDL_Thread* t = SDL_CreateThread(Color_cycling, NULL);
}
#endif