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vid_ega: Extend 4bpp renderer to handle CGA 2bpp chunky graphics; Remove 2bpp renderer

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This also lets planes 2 and 3 be used.
This commit is contained in:
Ben Russell
2023-03-23 15:28:25 +13:00
parent 212e494328
commit 69c18755a4
3 changed files with 30 additions and 106 deletions
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6
src/include/86box/vid_ega.h
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@@ -113,6 +113,7 @@ extern int con, cursoron, cgablink;
extern int scrollcache;
extern uint8_t edatlookup[4][4];
extern uint8_t egaremap2bpp[256];
#if defined(EMU_MEM_H) && defined(EMU_ROM_H)
void ega_render_blank(ega_t *ega);
@@ -123,10 +124,7 @@ void ega_render_overscan_right(ega_t *ega);
void ega_render_text_40(ega_t *ega);
void ega_render_text_80(ega_t *ega);
void ega_render_2bpp_lowres(ega_t *ega);
void ega_render_2bpp_highres(ega_t *ega);
void ega_render_4bpp(ega_t *ega);
void ega_render_graphics(ega_t *ega);
#endif
#endif /*VIDEO_EGA_H*/