walkero
/
tbftss
1
0
Fork 0
Code Issues Pull Requests Projects Releases 1 Wiki Activity

Limit text cache size.

This commit is contained in:
Steve 2015-12-18 17:09:23 +00:00
parent 041b7659ca
commit 01286b042b
2 changed files with 13 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/draw/text.c
View File

@ -20,6 +20,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "text.h" #include "text.h"
void expireTexts(void);
static void loadFont(int size); static void loadFont(int size);
static SDL_Texture *getCachedText(unsigned long hash); static SDL_Texture *getCachedText(unsigned long hash);
static void cacheText(unsigned long hash, SDL_Texture *t); static void cacheText(unsigned long hash, SDL_Texture *t);
@ -32,6 +33,7 @@ static char drawTextBuffer[MAX_DESCRIPTION_LENGTH];
static TTF_Font *font[MAX_FONTS]; static TTF_Font *font[MAX_FONTS];
static Texture textures[NUM_TEXT_BUCKETS]; static Texture textures[NUM_TEXT_BUCKETS];
static int maxWidth = 0; static int maxWidth = 0;
static int cacheSize = 0;
void initFonts(void) void initFonts(void)
{ {
@ -87,6 +89,11 @@ static void drawTextNormal(int x, int y, int size, int align, SDL_Color c, char
t = SDL_CreateTextureFromSurface(app.renderer, surface); t = SDL_CreateTextureFromSurface(app.renderer, surface);
SDL_FreeSurface(surface); SDL_FreeSurface(surface);
if (cacheSize >= TEXT_CACHE_SIZE)
{
expireTexts();
}
cacheText(hash, t); cacheText(hash, t);
} }
@ -231,6 +238,8 @@ static void cacheText(unsigned long hash, SDL_Texture *texture)
new->texture = texture; new->texture = texture;
t->next = new; t->next = new;
cacheSize++;
} }
void expireTexts(void) void expireTexts(void)
@ -255,6 +264,8 @@ void expireTexts(void)
textures[i].next = NULL; textures[i].next = NULL;
} }
cacheSize = 0;
SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Expired %d texts", n); SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Expired %d texts", n);
} }

2
src/draw/text.h
View File

@ -22,6 +22,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "SDL2/SDL_ttf.h" #include "SDL2/SDL_ttf.h"
#define TEXT_CACHE_SIZE 256
extern void blit(SDL_Texture *texture, int x, int y, int centered); extern void blit(SDL_Texture *texture, int x, int y, int centered);
extern char *getFileLocation(char *filename); extern char *getFileLocation(char *filename);