31 lines
620 B
C
31 lines
620 B
C
#ifndef __SCREEN_H__
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#define __SCREEN_H__
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#include "types.h"
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struct ScreenSetup {
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short int width;
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short int height;
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short int bitplanes;
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unsigned char *memoryStart;
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short int nextBitplaneAdvance;
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short int currentBuffer;
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};
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#define SCREEN_WIDTH (320)
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#define SCREEN_HEIGHT (256)
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#define TOTAL_SCREEN_SETUP_SIZE(s) ((s->width / 8) * s->height * s->bitplanes * 2)
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void allocateScreenMemory(struct ScreenSetup *screenSetup);
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void freeScreenMemory(struct ScreenSetup *screenSetup);
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void prepareScreen(
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struct ScreenSetup *screenSetup,
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uint16_t width,
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uint16_t height,
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uint8_t bitplanes
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);
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#endif
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