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vid: cache colormap

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This commit is contained in:
Denis Pauk 2024-06-22 23:34:26 +03:00
parent 4268fedce0
commit bcda8cccaf
3 changed files with 51 additions and 7 deletions
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2
src/client/vid/header/vid.h
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@ -48,6 +48,8 @@ qboolean VID_HasRenderer(const char *renderer);
void VID_Init(void);
void VID_Shutdown(void);
void VID_CheckChanges(void);
void VID_ImageInit(void);
void VID_ImageDestroy(void);
void VID_MenuInit(void);
void VID_MenuDraw(void);

51
src/client/vid/image.c
View file

@ -112,6 +112,10 @@ static unsigned char quitscreenfix[] = {
1,40,4,4,40,4,29,28,31,45,47,28,47,47,4,40,28,28
};
static byte *colormap_cache = NULL;
static unsigned d_8to24table_cache[256];
static void
fixQuitScreen(byte* px)
{
@ -353,13 +357,8 @@ GenerateColormap(const byte *palette, byte *out_colormap)
}
}
/*
===============
VID_GetPalette
===============
*/
void
VID_GetPalette(byte **colormap, unsigned *d_8to24table)
static void
LoadPalette(byte **colormap, unsigned *d_8to24table)
{
const char * filename;
int bytesPerPixel;
@ -470,6 +469,44 @@ VID_GetPalette(byte **colormap, unsigned *d_8to24table)
}
}
/*
===============
VID_GetPalette
===============
*/
void
VID_GetPalette(byte **colormap, unsigned *d_8to24table)
{
if (!colormap_cache)
{
LoadPalette(&colormap_cache, d_8to24table_cache);
}
if (!colormap_cache)
{
return;
}
*colormap = malloc(256 * 320);
memcpy(*colormap, colormap_cache, 256 * 320);
memcpy(d_8to24table, d_8to24table_cache, sizeof(d_8to24table_cache));
}
void
VID_ImageInit(void)
{
colormap_cache = NULL;
}
void
VID_ImageDestroy(void)
{
if (colormap_cache)
{
free(colormap_cache);
}
}
void
VID_GetPalette24to8(const byte *d_8to24table, byte** d_16to8table)
{

5
src/client/vid/vid.c
View file

@ -602,6 +602,8 @@ VID_Init(void)
Com_Error(ERR_FATAL, "Couldn't initialize the graphics subsystem!\n");
}
VID_ImageInit();
// Load the renderer and get things going.
VID_CheckChanges();
}
@ -613,6 +615,9 @@ void
VID_Shutdown(void)
{
VID_ShutdownRenderer();
VID_ImageDestroy();
GLimp_Shutdown();
}