First stab at the sw blitter

1 files changed, 8 insertions, 1 deletions

diff --git a/src/vga.h b/src/vga.h
index be90b29..ef183ca 100644
--- a/src/vga.h
+++ b/src/vga.h
@@ -1,7 +1,10 @@
 #ifndef _VGA_H
 #define _VGA_H
 
-uint8_t *open_framebuffer();
+/* palette index to be used as transparent color */
+#define TRANSPARENT 16
+
+uint8_t open_framebuffer();
 void close_framebuffer();
 
 void set_mode(uint8_t mode);
@@ -10,4 +13,8 @@ void wait_vsync();
 /* the palette is expected to be 8 bit per color, and will be converted to VGA's 6 bit per color */
 void set_palette(const uint8_t *palette);
 
+void blit(const uint8_t *src, uint16_t x, uint16_t y, uint16_t w, uint16_t h);
+void blit_erase(uint8_t c);
+void blit_update();
+
 #endif /* _VGA_H */