Bridgetek FT801 - Clear_Color_Rgb

FT800 Series Programmer Guide
Version 2.1
Document Reference No.: BRT_000030 Clearance No.: BRT#037
115
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4.21 CLEAR_COLOR_RGB
Specify clear values for red, green and blue channels
Encoding
31 24
23 16
15 8
7 0
0x02
Red
Blue
Green
Parameters
red
Red value used when the color buffer is cleared. The initial value is 0
green
Green value used when the color buffer is cleared. The initial value is 0
blue
Blue value used when the color buffer is cleared. The initial value is 0
Description
Sets the color values used by a following CLEAR.
Examples
To clear the screen to bright blue:
dl( CLEAR_COLOR_RGB(0, 0, 255) );
dl( CLEAR(1, 1, 1) );
To clear part of the screen to gray, part to blue using scissor rectangles:
dl( CLEAR_COLOR_RGB(100, 100, 100) );
dl( CLEAR(1, 1, 1) );
dl( CLEAR_COLOR_RGB(0, 0, 255) );
dl( SCISSOR_SIZE(30, 120) );
dl( CLEAR(1, 1, 1) );