np2/io/gdc_sub.c - diff

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version 1.18, 2004/06/02 11:02:53	version 1.20, 2004/07/01 11:42:54
Line 1	Line 1
#include "compiler.h"	#include "compiler.h"
	#if !defined(DISABLE_MATH_H)
#include <math.h>	#include <math.h>
	#endif
#include "cpucore.h"	#include "cpucore.h"
#include "pccore.h"	#include "pccore.h"
#include "iocore.h"	#include "iocore.h"
Line 14 enum {	Line 16 enum {
RT_TABLEMAX = (1 << RT_TABLEBIT)	RT_TABLEMAX = (1 << RT_TABLEBIT)
};	};

	static UINT16 gdc_rt[RT_TABLEMAX+1];

typedef struct {	typedef struct {
SINT16 x;	SINT16 x;
SINT16 y;	SINT16 y;
Line 23 typedef struct {	Line 27 typedef struct {

const UINT32 gdcplaneseg[4] = {VRAM_E, VRAM_B, VRAM_R, VRAM_G};	const UINT32 gdcplaneseg[4] = {VRAM_E, VRAM_B, VRAM_R, VRAM_G};

static UINT16 gdc_rt[RT_TABLEMAX+1];

static const VECTDIR vectdir[16] = {	static const VECTDIR vectdir[16] = {
{ 0, 1, 1, 0}, { 1, 1, 1,-1},	{ 0, 1, 1, 0}, { 1, 1, 1,-1},
{ 1, 0, 0,-1}, { 1,-1,-1,-1},	{ 1, 0, 0,-1}, { 1,-1,-1,-1},
Line 90 REG8 gdcbitreverse(REG8 data) {	Line 92 REG8 gdcbitreverse(REG8 data) {

void gdcsub_initialize(void) {	void gdcsub_initialize(void) {

	#if !defined(DISABLE_MATH_H)
int i;	int i;

for (i=0; i<=RT_TABLEMAX; i++) {	for (i=0; i<=RT_TABLEMAX; i++) {
gdc_rt[i] = (UINT16)((double)(1 << RT_MULBIT) *	gdc_rt[i] = (UINT16)((double)(1 << RT_MULBIT) *
(1 - sqrt(1 - pow((0.70710678118654 * i) / RT_TABLEMAX, 2))));	(1 - sqrt(1 - pow((0.70710678118654 * i) / RT_TABLEMAX, 2))));
}	}
	#endif
}	}

void gdcslavewait(NEVENTITEM item) {	void gdcslavewait(NEVENTITEM item) {

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