Decompile bg0f164e8c
This commit is contained in:
Ryan Dwyer
parent
8d60a8255f
commit
5233d70a3c
147
src/game/bg.c
147
src/game/bg.c
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@ -14882,9 +14882,9 @@ void room0f164c64(s32 roomnum)
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}
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}
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void portalSetUnblocked(s32 portal, bool unblocked)
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void portalSetOpen(s32 portal, bool open)
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{
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g_BgPortals[portal].flags = (g_BgPortals[portal].flags | PORTALFLAG_CLOSED) ^ (unblocked != false);
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g_BgPortals[portal].flags = (g_BgPortals[portal].flags | PORTALFLAG_CLOSED) ^ (open != false);
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}
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s32 func0f164e70(s32 arg0, s32 arg1, s32 arg2)
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@ -14897,123 +14897,34 @@ void func0f164e80(s32 arg0, s32 arg1)
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// empty
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}
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GLOBAL_ASM(
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glabel func0f164e8c
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.late_rodata
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glabel var7f1b76c4
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.word 0x7f7fffff
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.text
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/* f164e8c: 27bdffb8 */ addiu $sp,$sp,-72
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/* f164e90: afb6003c */ sw $s6,0x3c($sp)
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/* f164e94: 3c16800a */ lui $s6,%hi(g_BgPortals)
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/* f164e98: 26d64cc8 */ addiu $s6,$s6,%lo(g_BgPortals)
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/* f164e9c: 8ece0000 */ lw $t6,0x0($s6)
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/* f164ea0: afbf0044 */ sw $ra,0x44($sp)
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/* f164ea4: afb70040 */ sw $s7,0x40($sp)
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/* f164ea8: afb50038 */ sw $s5,0x38($sp)
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/* f164eac: afb40034 */ sw $s4,0x34($sp)
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/* f164eb0: afb30030 */ sw $s3,0x30($sp)
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/* f164eb4: afb2002c */ sw $s2,0x2c($sp)
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/* f164eb8: afb10028 */ sw $s1,0x28($sp)
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/* f164ebc: afb00024 */ sw $s0,0x24($sp)
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/* f164ec0: f7b60018 */ sdc1 $f22,0x18($sp)
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/* f164ec4: f7b40010 */ sdc1 $f20,0x10($sp)
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/* f164ec8: 95cf0000 */ lhu $t7,0x0($t6)
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/* f164ecc: 3c017f1b */ lui $at,%hi(var7f1b76c4)
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/* f164ed0: 0080a025 */ or $s4,$a0,$zero
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/* f164ed4: 00a0a825 */ or $s5,$a1,$zero
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/* f164ed8: 2413ffff */ addiu $s3,$zero,-1
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/* f164edc: 00008825 */ or $s1,$zero,$zero
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/* f164ee0: c43476c4 */ lwc1 $f20,%lo(var7f1b76c4)($at)
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/* f164ee4: 11e0001f */ beqz $t7,.L0f164f64
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/* f164ee8: 00008025 */ or $s0,$zero,$zero
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/* f164eec: 3c178008 */ lui $s7,%hi(var8007fcb4)
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/* f164ef0: 4480b000 */ mtc1 $zero,$f22
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/* f164ef4: 26f7fcb4 */ addiu $s7,$s7,%lo(var8007fcb4)
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/* f164ef8: 00009025 */ or $s2,$zero,$zero
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/* f164efc: 02002025 */ or $a0,$s0,$zero
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.L0f164f00:
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/* f164f00: 02802825 */ or $a1,$s4,$zero
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/* f164f04: 0c005f8c */ jal portal00017e30
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/* f164f08: 02a03025 */ or $a2,$s5,$zero
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/* f164f0c: 5040000f */ beqzl $v0,.L0f164f4c
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/* f164f10: 8ed80000 */ lw $t8,0x0($s6)
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/* f164f14: c6e00000 */ lwc1 $f0,0x0($s7)
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/* f164f18: 4616003c */ c.lt.s $f0,$f22
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/* f164f1c: 00000000 */ nop
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/* f164f20: 45020003 */ bc1fl .L0f164f30
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/* f164f24: 4614003c */ c.lt.s $f0,$f20
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/* f164f28: 46000007 */ neg.s $f0,$f0
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/* f164f2c: 4614003c */ c.lt.s $f0,$f20
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.L0f164f30:
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/* f164f30: 00000000 */ nop
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/* f164f34: 45020005 */ bc1fl .L0f164f4c
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/* f164f38: 8ed80000 */ lw $t8,0x0($s6)
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/* f164f3c: 02009825 */ or $s3,$s0,$zero
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/* f164f40: 46000506 */ mov.s $f20,$f0
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/* f164f44: 26310001 */ addiu $s1,$s1,0x1
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/* f164f48: 8ed80000 */ lw $t8,0x0($s6)
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.L0f164f4c:
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/* f164f4c: 26520008 */ addiu $s2,$s2,0x8
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/* f164f50: 26100001 */ addiu $s0,$s0,0x1
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/* f164f54: 0312c821 */ addu $t9,$t8,$s2
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/* f164f58: 97280000 */ lhu $t0,0x0($t9)
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/* f164f5c: 5500ffe8 */ bnezl $t0,.L0f164f00
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/* f164f60: 02002025 */ or $a0,$s0,$zero
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.L0f164f64:
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/* f164f64: 8fbf0044 */ lw $ra,0x44($sp)
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/* f164f68: 02601025 */ or $v0,$s3,$zero
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/* f164f6c: 8fb30030 */ lw $s3,0x30($sp)
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/* f164f70: d7b40010 */ ldc1 $f20,0x10($sp)
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/* f164f74: d7b60018 */ ldc1 $f22,0x18($sp)
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/* f164f78: 8fb00024 */ lw $s0,0x24($sp)
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/* f164f7c: 8fb10028 */ lw $s1,0x28($sp)
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/* f164f80: 8fb2002c */ lw $s2,0x2c($sp)
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/* f164f84: 8fb40034 */ lw $s4,0x34($sp)
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/* f164f88: 8fb50038 */ lw $s5,0x38($sp)
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/* f164f8c: 8fb6003c */ lw $s6,0x3c($sp)
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/* f164f90: 8fb70040 */ lw $s7,0x40($sp)
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/* f164f94: 03e00008 */ jr $ra
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/* f164f98: 27bd0048 */ addiu $sp,$sp,0x48
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);
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s32 bg0f164e8c(struct coord *arg0, struct coord *arg1)
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{
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s32 bestportalnum = -1;
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s32 count = 0;
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f32 bestthing = MAXFLOAT;
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f32 thisthing;
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s32 i;
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// regalloc in callee-save registers
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// The empty if-statements below narrow it down to just two swapped registers
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//s32 func0f164e8c(struct coord *arg0, struct coord *arg1)
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//{
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// s32 bestportalnum = -1;
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// s32 count = 0;
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// f32 bestthing = INF;
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// f32 thisthing;
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// s32 i;
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//
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// for (i = 0; g_BgPortals[i].verticesoffset; i++) {
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// if (portal00017e30(i, arg0, arg1) != 0) {
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// thisthing = var8007fcb4;
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//
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// if (thisthing < 0) {
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// thisthing = -thisthing;
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// }
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//
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// if (thisthing < bestthing) {
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// bestportalnum = i;
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// bestthing = thisthing;
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// count++;
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//
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// if (i);
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// if (bestportalnum);
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// }
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// }
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//
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// if (i);
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// if (bestportalnum);
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// }
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//
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// if (count);
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// if (bestportalnum);
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//
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// return bestportalnum;
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//}
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for (i = 0; g_BgPortals[i].verticesoffset; i++) {
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if (portal00017e30(i, arg0, arg1) != 0) {
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thisthing = var8007fcb4;
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if (thisthing < 0) {
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thisthing = -thisthing;
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}
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if (thisthing < bestthing) {
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if (count);
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if (i);
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bestportalnum = i;
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bestthing = thisthing;
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count++;
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}
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}
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}
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return bestportalnum;
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}
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bool bgIsBboxOverlapping(struct coord *portalbbmin, struct coord *portalbbmax, struct coord *propbbmin, struct coord *propbbmax)
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{
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@ -5229,7 +5229,7 @@ void objFree(struct defaultobj *obj, bool freeprop, bool canregen)
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if (glass->portalnum >= 0) {
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portalSetXluFrac(glass->portalnum, 1);
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portalSetUnblocked(glass->portalnum, true);
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portalSetOpen(glass->portalnum, true);
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g_BgPortals[glass->portalnum].flags |= PORTALFLAG_FORCEOPEN;
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}
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} else if (obj->type == OBJTYPE_GLASS) {
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@ -49705,9 +49705,9 @@ void glassUpdatePortal(struct prop *prop, s32 playercount, bool *arg2)
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if (glass->portalnum >= 0 && playercount == 1) {
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if (glass->opacity == 255) {
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portalSetUnblocked(glass->portalnum, false);
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portalSetOpen(glass->portalnum, false);
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} else {
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portalSetUnblocked(glass->portalnum, true);
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portalSetOpen(glass->portalnum, true);
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}
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}
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@ -61845,14 +61845,14 @@ void func0f08d460(struct doorobj *door)
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void doorActivatePortal(struct doorobj *door)
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{
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if (door->portalnum >= 0) {
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portalSetUnblocked(door->portalnum, true);
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portalSetOpen(door->portalnum, true);
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}
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}
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void doorDeactivatePortal(struct doorobj *door)
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{
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if (door->portalnum >= 0) {
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portalSetUnblocked(door->portalnum, false);
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portalSetOpen(door->portalnum, false);
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}
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}
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@ -1547,7 +1547,7 @@ s32 setupGetPortalByPad(s32 padnum)
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centre.y = centre.y - pad.up.y * mult;
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centre.z = centre.z - pad.up.z * mult;
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return func0f164e8c(¢re, &coord);
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return bg0f164e8c(¢re, &coord);
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}
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s32 setupGetPortalByDoorPad(s32 padnum)
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@ -1571,7 +1571,7 @@ s32 setupGetPortalByDoorPad(s32 padnum)
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centre.y = centre.y - pad.normal.y * mult;
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centre.z = centre.z - pad.normal.z * mult;
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return func0f164e8c(¢re, &coord);
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return bg0f164e8c(¢re, &coord);
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}
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#if VERSION == VERSION_PAL_FINAL
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@ -97,8 +97,8 @@ void bgExpandRoomToPortals(s32 roomnum);
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void portalSwapRooms(s32 portal);
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void func0f164ab8(s32 portalnum);
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void room0f164c64(s32 roomnum);
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void portalSetUnblocked(s32 portal, bool unblocked);
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s32 func0f164e8c(struct coord *arg0, struct coord *arg1);
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void portalSetOpen(s32 portal, bool open);
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s32 bg0f164e8c(struct coord *arg0, struct coord *arg1);
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bool bgIsBboxOverlapping(struct coord *arg0, struct coord *arg1, struct coord *arg2, struct coord *arg3);
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void portalFindBbox(s32 portalnum, struct coord *bbmin, struct coord *bbmax);
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void bgFindEnteredRooms(struct coord *bbmin, struct coord *upper, s16 *rooms, s32 maxlen, bool arg4);
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