mirror of https://github.com/nmlgc/ReC98.git
80 lines
1.6 KiB
C
80 lines
1.6 KiB
C
/* ReC98
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* -----
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* Main include file
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*/
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#ifndef REC98_H
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#define REC98_H
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#include <master.h>
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#include <stddef.h>
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#include "platform.h"
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#include "pc98.h"
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#include "planar.h"
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// master.lib extensions
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// ---------------------
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#define palette_entry_rgb_show(fn) \
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palette_entry_rgb(fn); \
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palette_show();
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#ifdef __cplusplus
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// master.lib palettes use twice the bits per RGB component for more
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// toning precision
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typedef RGB<uint8_t, 256> RGB8;
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typedef Palette<RGB8> Palette8;
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#endif
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// ---------------------
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// Macros
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// ------
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#define CLAMP_INC(val, max) \
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(val)++; \
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if((val) > (max)) { \
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(val) = (max); \
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}
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#define CLAMP_DEC(val, min) \
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(val)--; \
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if((val) < (min)) { \
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(val) = (min); \
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}
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#define RING_INC(val, ring_end) \
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(val)++; \
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if((val) > (ring_end)) { \
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(val) = 0; \
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}
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#define RING_DEC(val, ring_end) \
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(val)--; \
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if((val) < 0) { \
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(val) = ring_end; \
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}
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// Resident structure
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#define RES_ID_LEN sizeof(RES_ID)
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#define RES_ID_STRLEN (RES_ID_LEN - 1)
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#define RES_PARASIZE ((sizeof(resident_t) + 0xF) >> 4)
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// ------
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typedef union {
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struct {
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int8_t lo, hi;
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} byte;
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int16_t v;
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} twobyte_t;
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/// Typedefs
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/// --------
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// Generic callback function types. Note the difference between function
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// distance (nearfunc / farfunc) and pointer variable distance
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// (t_near / t_far).
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typedef void (near pascal *near nearfunc_t_near)(void);
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typedef void ( far pascal *near farfunc_t_near)(void);
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typedef void (near pascal * far nearfunc_t_far)(void);
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typedef void ( far pascal * far farfunc_t_far)(void);
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/// --------
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#endif /* REC98_H */
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