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zero-initialize buffers

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This commit is contained in:
Aaron Culliney 2015-04-19 14:26:40 -07:00
parent 2b658954f9
commit eee0dd45e3
1 changed files with 11 additions and 13 deletions
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24
src/display.c
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@ -21,30 +21,27 @@
#define DYNAMIC_SZ 11 // 7 pixels (as bytes) + 2pre + 2post
// framebuffers
static uint8_t vga_mem_page_0[SCANWIDTH*SCANHEIGHT];
static uint8_t vga_mem_page_1[SCANWIDTH*SCANHEIGHT];
static uint8_t vga_mem_page_0[SCANWIDTH*SCANHEIGHT] = { 0 };
static uint8_t vga_mem_page_1[SCANWIDTH*SCANHEIGHT] = { 0 };
A2Color_s colormap[256] = { { 0 } };
video_backend_s *video_backend = NULL;
static uint8_t video__wider_font[0x8000];
static uint8_t video__font[0x4000];
static uint8_t video__int_font[3][0x4000]; // interface font
static uint8_t video__wider_font[0x8000] = { 0 };
static uint8_t video__font[0x4000] = { 0 };
static uint8_t video__int_font[3][0x4000] = { { 0 } }; // interface font
// Precalculated framebuffer offsets given VM addr
unsigned int video__screen_addresses[8192];
uint8_t video__columns[8192];
unsigned int video__screen_addresses[8192] = { 0 };
uint8_t video__columns[8192] = { 0 };
uint8_t *video__fb1 = NULL;
uint8_t *video__fb2 = NULL;
uint8_t video__hires_even[0x800];
uint8_t video__hires_odd[0x800];
uint8_t video__hires_even[0x800] = { 0 };
uint8_t video__hires_odd[0x800] = { 0 };
uint8_t video__dhires1[256];
uint8_t video__dhires2[256];
int video__current_page; // current visual page
int video__current_page = 0; // current visual page
int video__strictcolors = 1;// refactor : should be static
extern volatile bool _vid_dirty;
@ -728,6 +725,7 @@ static void _load_interface_fonts(void) {
video_loadfont_int(0x80,0x40,ucase_glyphs);
video_loadfont_int(0xC0,0x20,ucase_glyphs);
video_loadfont_int(0xE0,0x20,lcase_glyphs);
video_loadfont_int(MOUSETEXT_BEGIN,0x20,mousetext_glyphs);
video_loadfont_int(ICONTEXT_BEGIN,0x20,interface_glyphs);
}