Litrally almost functional PS/2 driver. #19
|
@ -39,6 +39,9 @@ put_pixel := mode.put_pixel
|
||||||
put_rect := mode.put_rect
|
put_rect := mode.put_rect
|
||||||
put_filled_rect := mode.put_filled_rect
|
put_filled_rect := mode.put_filled_rect
|
||||||
put_trirect := mode.put_trirect
|
put_trirect := mode.put_trirect
|
||||||
|
put_circle := mode.put_circle
|
||||||
|
put_filled_circle := mode.put_filled_circle
|
||||||
|
put_textured_circle := mode.put_textured_circle
|
||||||
put_line := mode.put_line
|
put_line := mode.put_line
|
||||||
put_vline := mode.put_vline
|
put_vline := mode.put_vline
|
||||||
put_hline := mode.put_hline
|
put_hline := mode.put_hline
|
||||||
|
|
|
@ -251,6 +251,90 @@ put_hline := fn(surface: Surface, y: uint, x0: uint, x1: uint, color: Color): vo
|
||||||
|
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
|
put_circle := fn(surface: Surface, pos: Vec2(uint), radius: uint, color: Color): void {
|
||||||
|
x := 0
|
||||||
|
y := radius
|
||||||
|
error := @as(int, 3) - @as(int, @intcast(2 * radius));
|
||||||
|
*@inline(indexptr, surface, pos.x + radius, pos.y) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x - radius, pos.y) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x, pos.y + radius) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x, pos.y - radius) = color
|
||||||
|
|
||||||
|
loop if y < x break else {
|
||||||
|
x += 1
|
||||||
|
|
||||||
|
if error > 0 {
|
||||||
|
y -= 1
|
||||||
|
error += 4 * (@as(int, @intcast(x)) - @as(int, @intcast(y))) + 10
|
||||||
|
} else {
|
||||||
|
error += 4 * @intcast(x) + 6
|
||||||
|
};
|
||||||
|
*@inline(indexptr, surface, pos.x + x, pos.y + y) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x + y, pos.y + x) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x - x, pos.y + y) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x - y, pos.y + x) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x + x, pos.y - y) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x + y, pos.y - x) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x - x, pos.y - y) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x - y, pos.y - x) = color
|
||||||
|
}
|
||||||
|
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
put_filled_circle := fn(surface: Surface, pos: Vec2(uint), radius: uint, color: Color): void {
|
||||||
|
x := 0
|
||||||
|
y := radius
|
||||||
|
error := @as(int, 3) - @as(int, @intcast(2 * radius))
|
||||||
|
@inline(put_hline, surface, pos.y - x, pos.x - radius, pos.x + radius, color);
|
||||||
|
*@inline(indexptr, surface, pos.x, pos.y + radius) = color;
|
||||||
|
*@inline(indexptr, surface, pos.x, pos.y - radius) = color
|
||||||
|
|
||||||
|
loop if y < x break else {
|
||||||
|
x += 1
|
||||||
|
|
||||||
|
if error > 0 {
|
||||||
|
@inline(put_hline, surface, pos.y + y, pos.x - x, pos.x + x, color)
|
||||||
|
@inline(put_hline, surface, pos.y - y, pos.x - x, pos.x + x, color)
|
||||||
|
y -= 1
|
||||||
|
error += 4 * (@as(int, @intcast(x)) - @as(int, @intcast(y))) + 10
|
||||||
|
} else {
|
||||||
|
error += 4 * @intcast(x) + 6
|
||||||
|
}
|
||||||
|
@inline(put_hline, surface, pos.y + x, pos.x - y, pos.x + y, color)
|
||||||
|
@inline(put_hline, surface, pos.y - x, pos.x - y, pos.x + y, color)
|
||||||
|
}
|
||||||
|
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
put_textured_circle := fn(surface: Surface, source: Surface, source_pos: Vec2(uint), pos: Vec2(uint), radius: uint): void {
|
||||||
|
x := 0
|
||||||
|
y := radius
|
||||||
|
error := @as(int, 3) - @as(int, @intcast(2 * radius))
|
||||||
|
@inline(memory.copy, Color, @inline(indexptr, source, source_pos.x - y, source_pos.y), @inline(indexptr, surface, pos.x - y, pos.y), 2 * y);
|
||||||
|
*@inline(indexptr, surface, pos.x, pos.y + y) = *@inline(indexptr, source, source_pos.x, source_pos.y + y);
|
||||||
|
*@inline(indexptr, surface, pos.x, pos.y - y) = *@inline(indexptr, source, source_pos.x, source_pos.y - y)
|
||||||
|
|
||||||
|
loop if y < x break else {
|
||||||
|
x += 1
|
||||||
|
|
||||||
|
if error > 0 {
|
||||||
|
@inline(memory.copy, Color, @inline(indexptr, source, source_pos.x - x, source_pos.y + y), @inline(indexptr, surface, pos.x - x, pos.y + y), 2 * x)
|
||||||
|
@inline(memory.copy, Color, @inline(indexptr, source, source_pos.x - x, source_pos.y - y), @inline(indexptr, surface, pos.x - x, pos.y - y), 2 * x)
|
||||||
|
y -= 1
|
||||||
|
error += 4 * (@as(int, @intcast(x)) - @as(int, @intcast(y))) + 10
|
||||||
|
} else {
|
||||||
|
error += 4 * @intcast(x) + 6
|
||||||
|
}
|
||||||
|
@inline(memory.copy, Color, @inline(indexptr, source, source_pos.x - y, source_pos.y + x), @inline(indexptr, surface, pos.x - y, pos.y + x), 2 * y)
|
||||||
|
@inline(memory.copy, Color, @inline(indexptr, source, source_pos.x - y, source_pos.y - x), @inline(indexptr, surface, pos.x - y, pos.y - x), 2 * y)
|
||||||
|
}
|
||||||
|
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
utf8_len_table := [u8].(0, 0, 2, 3)
|
utf8_len_table := [u8].(0, 0, 2, 3)
|
||||||
|
|
||||||
put_text := fn(surface: Surface, font: Font, pos: Vec2(uint), color: Color, str: ^u8): void {
|
put_text := fn(surface: Surface, font: Font, pos: Vec2(uint), color: Color, str: ^u8): void {
|
||||||
|
|
Loading…
Reference in a new issue