VSA256 Graphics Library Functions

VESA Configuration Functions . . . .

vsa_set_svga_mode

vsa_get_svga_mode

vsa_init

Basic Drawing Functions . . . .

vsa_move_to

vsa_set_pixel

vsa_get_pixel

vsa_line_to

vsa_gouraud_line - Create your own 3D shaded primitives.

vsa_rect

vsa_rect_fill

vsa_triangle - Great for 3D Wireframes.

vsa_triangle_fill

vsa_shaded_triangle - Ideal for 3D surface drawing, Gouraud shading.

vsa_h_line

vsa_v_line

Specialized Drawing Functions . . . .

vsa_raster_line - Use this to draw images one raster line at a time.

vsa_get_raster_line - And use this to get images one raster line at a time.

vsa_image_size

vsa_get_image

vsa_put_image - Raster Op Functions include REPLACE, AND, OR, XOR, and SPRITE!

Text Functions (Vector Stroked!) . . . .

vsa_set_text_cursor

vsa_get_text_cursor

vsa_set_text_scale - Text scale is floating point continuous, not discreet steps.

vsa_get_text_scale

vsa_set_text_cursor_mode

vsa_get_text_cursor_mode

vsa_write_string

vsa_write_string_alt

Color Look Up Table Functions . . . .

vsa_read_color_register

vsa_write_color_register

vsa_read_color_block

vsa_write_color_block

Attribute Functions . . . .

vsa_set_color

vsa_get_color

vsa_set_text_color

vsa_get_text_color

vsa_set_clip_mode - Can turn clipping off.

vsa_get_clip_mode

vsa_set_triangle_clip_mode - Can turn clipping off just for triangles if you like.

vsa_get_triangle_clip_mode

vsa_set_viewport

vsa_get_viewport

Miscellaneous Functions . . . .

vsa_set_display_start

vsa_get_display_start

vsa_set_draw_page - Ping Pong buffering (Double Buffering) can be

vsa_get_draw_page performed by drawing into the DRAW memory page

vsa_set_view_page while displaying from the VIEW memory page.

vsa_get_view_page

vsa_wait_vsync - Handy if you need to sync up to the vertical retrace of the CRT.