Code archives/Graphics/The real Mask-color !
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There is much confusion among beginners how to get the maskcolor right. When making GFX in a drawing-program the color may be reported different by the program than by Blitz due to bit-modes. This program reads the maskcolor so you can't get it wrong. | |||||
; A program to find the maskcolor when in doubt Graphics 640,480,16,2 ; Change 16 to your bitmode if you use 24 or 32 sprite=LoadImage("crate.png") DrawImage sprite,0,0 rgb=ReadPixel(0,0); The coords on the sprite where the maskcolor is represented b=rgb And $ff g=rgb Shr 8 And $ff r=rgb Shr 16 And $ff Text 0,300,"The mask-color is: "+r+","+g+","+b WaitKey() End |
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