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Thanks Clicker, @DH, its a long lonely path this OS Dev, if i can make or find something to make it a little easier, i grab it with both hands, or at lest the address of it .
Loading and putting a 256 bmp on the screen does not take more then, maybe 0.5 seconds (In mode 13h the 256 color image takes about 64kb). Atleast not in ashleys OS.
And changing standard VGA modes can be done by changing the standard VGA registers, it should work on all computers.
I have some code on this, but i couldn't get the font-loading bit (in textmode) to work, so i dropped the coding.
Examples of this can be found in EelOS and in the Tauron VGA lib.
Loading and putting a 256 bmp on the screen does not take more then, maybe 0.5 seconds (In mode 13h the 256 color image takes about 64kb). Atleast not in ashleys OS.
And that as to switch to realmode and back to pmode for mode change .
I have some code (asm) that loads a 320x200 256 BMP image at bootup ,with asm code, let me know if anyone intrestard.
Can you post a link, or e-mail it to me??
If i put this in the ASM code before it calls my C kernel, (which takes no time to load), is there any way that I could make it appear for a set amount of time?
Or would it be better to use the asm command inside the C kernel?