stevenhowes/CTheEscape
1
0
Fork 0
mirror of https://github.com/stevenhowes/CTheEscape.git synced 2026-05-26 15:53:29 +01:00
Code Issues Packages Projects Releases Wiki Activity

Safer file loading, better showing of fatal errors (drop out of double buffering)

Browse Source
This commit is contained in:
stevenhowes
2021-04-03 22:30:49 +01:00
parent cd49a33a46
commit 151a4d859c
3 changed files with 12 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
!TheEsc/c/Graphics
+5 -1
View File
@@ -12,6 +12,7 @@ extern unsigned char *tilebuffer;
int screen = 1;
extern void screen_nobuffer();
// Loads sprite file into buffer
void load_sprites(char* filename, unsigned char **buffername)
{
@@ -34,7 +35,8 @@ void load_sprites(char* filename, unsigned char **buffername)
// Stops us trying to mallocsomething mad if file is too big.
if(length > 200000)
{
{
screen_nobuffer();
printf("Sprite file %s seems unreasonably large at %i bytes",filename, length);
exit(0);
}
@@ -44,6 +46,7 @@ void load_sprites(char* filename, unsigned char **buffername)
if(buffername==NULL)
{
screen_nobuffer();
printf("Couldn't malloc %i bytes for sprite buffer",length);
exit(0);
}
@@ -85,6 +88,7 @@ void display_mode(int mode)
inreg.r[1] = (pitch * height * 2) - outreg.r[1];
if (_kernel_swi(OS_ChangeDynamicArea, &inreg, &outreg) != NULL)
{
screen_nobuffer();
printf("Couldn't OS_ChangeDynamicArea");
exit(0);
}