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37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
#include <global.h>
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void osViSetSpecialFeatures(u32 func) {
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register u32 int_disabled = __osDisableInt();
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if (func & OS_VI_GAMMA_ON) {
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__osViNext->features |= OS_VI_GAMMA;
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}
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if (func & OS_VI_GAMMA_OFF) {
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__osViNext->features &= ~OS_VI_GAMMA;
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}
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if (func & OS_VI_GAMMA_DITHER_ON) {
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__osViNext->features |= OS_VI_GAMMA_DITHER;
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}
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if (func & OS_VI_GAMMA_DITHER_OFF) {
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__osViNext->features &= ~OS_VI_GAMMA_DITHER;
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}
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if (func & OS_VI_DIVOT_ON) {
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__osViNext->features |= OS_VI_DIVOT;
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}
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if (func & OS_VI_DIVOT_OFF) {
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__osViNext->features &= ~OS_VI_DIVOT;
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}
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if (func & OS_VI_DITHER_FILTER_ON) {
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__osViNext->features |= OS_VI_DITHER_FILTER;
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__osViNext->features &= ~(OS_VI_UNK200 | OS_VI_UNK100);
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}
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if (func & OS_VI_DITHER_FILTER_OFF) {
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__osViNext->features &= ~OS_VI_DITHER_FILTER;
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__osViNext->features |= __osViNext->modep->comRegs.ctrl & (OS_VI_UNK200 | OS_VI_UNK100);
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}
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__osViNext->state |= 8;
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__osRestoreInt(int_disabled);
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}
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