core1/done/gu/mtxutil.c done

src/core1/done/audio/sl.c

@@ -2,6 +2,8 @@
 #include "functions.h"
 #include "variables.h"
 
+ALGlobals *alGlobals = NULL;
+
 void alInit(ALGlobals *g, ALSynConfig *c){
     if (!alGlobals) { /* already initialized? */
         alGlobals = g;
@@ -31,8 +33,3 @@ void alUnlink(ALLink *ln){
         if (ln->prev)
         ln->prev->next = ln->next;
 }
-
-
-
-
-

src/core1/done/gu/mtxutil.c

@@ -0,0 +1,62 @@
+#include <ultra64.h>
+#include "functions.h"
+#include "variables.h"
+
+void guMtxL2F(float mf[4][4], Mtx *m)
+{
+	int		i, j;
+	unsigned int	e1,e2;
+	unsigned int	*ai,*af;
+	int		q1,q2;
+
+	ai=(unsigned int *) &m->m[0][0];
+	af=(unsigned int *) &m->m[2][0];
+
+	for (i=0; i<4; i++)
+	for (j=0; j<2; j++) {
+		e1 = (*ai & 0xffff0000) | ((*af >> 16) & 0xffff);
+		e2 = ((*(ai++) << 16) & 0xffff0000) | ((u16)(*(af++) >> 0));
+		q1 = *((int *)&e1); 
+		q2 = *((int *)&e2); 
+
+		mf[i][j*2] = (f32)q1/65536.0f;
+		mf[i][j*2+1] = (f32)q2/65536.0f;
+	}
+}
+
+void guMtxIdent(Mtx *m){
+    float mf[4][4];
+
+    guMtxIdentF(mf);
+    guMtxF2L(mf, m);
+}
+
+void guMtxIdentF(float mf[4][4])
+{
+	int	i, j;
+
+	for (i=0; i<4; i++)
+	for (j=0; j<4; j++)
+		if (i == j) mf[i][j] = 1.0;
+		else mf[i][j] = 0.0;
+}
+
+
+void guMtxF2L(float mf[4][4], Mtx *m)
+{
+	int	i, j;
+	int	e1,e2;
+	int	*ai,*af;
+
+
+	ai=(int *) &m->m[0][0];
+	af=(int *) &m->m[2][0];
+
+	for (i=0; i<4; i++)
+	for (j=0; j<2; j++) {
+		e1=FTOFIX32(mf[i][j*2]);
+		e2=FTOFIX32(mf[i][j*2+1]);
+		*(ai++) = ( e1 & 0xffff0000 ) | ((e2 >> 16)&0xffff);
+		*(af++) = ((e1 << 16) & 0xffff0000) | (e2 & 0xffff);
+	}
+}