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#import <video.h> |
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/* Set the strategy for drawing the bitmap in the Mac OS X window */ |
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#define CGDRAWBITMAP |
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//#define CGIMAGEREF |
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//#define CGDRAWBITMAP |
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#define CGIMAGEREF |
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//#define NSBITMAP |
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// The frames-per-second benchmark function on my machine does roughly: |
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// |
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// OS: 10.1.5 10.2.2 |
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// CGDRAWBITMAP 15.2 36.6 |
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// CGIMAGEREF 15.0 27-135(i) |
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// NSBITMAP 15.1 26.9 |
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// |
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// (i) This seems to vary wildly between different builds on the same machine. |
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// I don't know why, but I definately don't trust it. Recently I noticed |
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// that it also varies by alpha channel strategy: |
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// kCGImageAlphaNone 36.6fps |
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// kCGImageAlphaPremultipliedFirst 112fps |
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// kCGImageAlphaNoneSkipFirst 135fps |
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// Using Core Graphics is fastest when rendering 32bit data. Rendering CGImageRefs |
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// allows us to use all the bitmaps that BasiliskII supports. When both Basilisk II |
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// and OS X are set to 'Thousands', it can achieve over 500fps in a 312x342 window! |
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/* When the BasiliskII video driver respects the alpha bits, set this to let us use */ |
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/* kCGImageAlphaPremultipliedFirst, and to have nice rounded corners on the screen. */ |
