90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
#ifndef _REGMACH_H_
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#define _REGMACH_H_
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#include <stdio.h>
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#include <math.h>
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#include "imager.h"
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enum rm_byte_codes {
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rbc_add, /* ra + rb -> r*/
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rbc_subtract, /* ra - rb -> r */
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rbc_mult, /* ra * rb -> r */
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rbc_div, /* ra / rb -> r */
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rbc_mod, /* ra % rb -> r */
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rbc_pow, /* ra ** rb -> r */
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rbc_uminus, /* -ra -> r */
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rbc_multp, /* pa ** rb -> p */
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rbc_addp, /* pa + pb -> p */
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rbc_subtractp, /* pa - pb -> p */
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/* rbcParm, we just preload a register */
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rbc_sin, /* sin(ra) -> r */
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rbc_cos, /* cos(ra) -> r */
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rbc_atan2, /* atan2(ra,rb) -> r */
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rbc_sqrt, /* sqrt(ra) -> r */
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rbc_distance, /* distance(rx, ry, rx, ry) -> r */
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/* getp? codes must be in order */
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rbc_getp1, /* getp1(ra, rb) -> p */
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rbc_getp2, /* getp2(ra, rb) -> p */
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rbc_getp3, /* getp3(ra, rb) -> p */
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rbc_value, /* value(pa) -> r */
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rbc_hue, /* hue(pa) -> r */
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rbc_sat, /* sat(pa) -> r */
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rbc_hsv, /* hsv(rh, rs, rv) -> p */
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rbc_red, /* red(pa) -> r */
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rbc_green, /* green(pa) -> r */
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rbc_blue, /* blue(pa) -> r */
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rbc_rgb, /* rgb(rr, rg, rb) -> p */
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rbc_int, /* int(ra) -> r */
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rbc_if, /* if(rc, rt, rf) -> r */
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rbc_ifp, /* if(rc, pt, pf) -> p */
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rbc_le, /* ra <= rb -> r */
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rbc_lt, /* ra < rb -> r */
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rbc_ge, /* ra >= rb -> r */
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rbc_gt, /* ra > rb -> r */
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rbc_eq, /* ra == rb -> r -- does approx equal */
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rbc_ne, /* ra != rb -> r -- does approx equal */
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rbc_and, /* ra && rb -> r */
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rbc_or, /* ra || rb -> r */
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rbc_not, /* !ra -> r */
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rbc_abs, /* abs(ra) -> r */
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rbc_ret, /* returns pa */
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rbc_jump, /* jump to ja */
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rbc_jumpz, /* jump if ra == 0 to jb */
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rbc_jumpnz, /* jump if ra != 0 to jb */
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rbc_set, /* ra -> r */
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rbc_setp, /* pa -> p*/
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rbc_print, /* print(ra) -> r -- prints, leaves on stack */
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rbc_rgba, /* rgba(ra, rb, rc, rd) -> p */
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rbc_hsva, /* hsva(ra, rb, rc, rd) -> p */
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rbc_alpha, /* alpha(pa) -> r */
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rbc_log, /* log(ra) -> r */
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rbc_exp, /* exp(ra) -> r */
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rbc_det, /* det(ra, rb, rc, rd) -> r */
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rbc_op_count
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};
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/* rm_word was originally char, but even for some simpler expressions
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I was getting close to running out of register numbers.
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It should also simplify structure alignment issues. (I hope.)
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*/
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typedef int rm_word;
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#define RM_WORD_PACK "i"
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struct rm_op {
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rm_word code; /* op code */
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rm_word ra; /* first operand */
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rm_word rb; /* possible second operand */
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rm_word rc; /* possible third operand */
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rm_word rd; /* possible fourth operand */
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rm_word rout; /* output register */
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};
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i_color i_rm_run(struct rm_op codes[], size_t code_count,
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double n_regs[], size_t n_regs_count,
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i_color c_regs[], size_t c_regs_count,
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i_img *images[], size_t image_count);
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/* op_run(fx, sizeof(fx), parms, 2)) */
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#endif /* _REGMACH_H_ */
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