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Decompile modelApplyCullMode

This commit is contained in:
Ryan Dwyer 2021-04-29 18:43:22 +10:00
parent 1c5cbb234e
commit c286e4ae5a
4 changed files with 22 additions and 49 deletions
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4
src/include/constants.h
View File

@ -651,6 +651,10 @@
#define CROUCHPOS_DUCK 1
#define CROUCHPOS_STAND 2
#define CULLMODE_NONE 1
#define CULLMODE_FRONT 2
#define CULLMODE_BACK 3
#define DAMAGETYPE_0 0
#define DAMAGETYPE_1 1
#define DAMAGETYPE_2 2

2
src/include/lib/model.h
View File

@ -83,7 +83,7 @@ void func0001f7e0(struct modelrenderdata *renderdata);
void func0001f890(struct modelrenderdata *renderdata, bool arg1);
void func00020248(struct modelrenderdata *renderdata, bool arg1);
void func00020bdc(struct modelrenderdata *renderdata);
void func00020c90(struct modelrenderdata *renderdata);
void modelApplyCullMode(struct modelrenderdata *renderdata);
void modelRenderNodeGundl(struct modelrenderdata *renderdata, struct model *model, struct modelnode *node);
void modelRenderNodeDl(struct modelrenderdata *renderdata, struct model *model, struct modelnode *node);
void modelRenderNodeType16(struct modelrenderdata *renderdata, struct modelnode *node);

2
src/include/types.h
View File

@ -6041,7 +6041,7 @@ struct modelrenderdata {
/*0x30*/ u32 unk30;
/*0x34*/ u32 colour34;
/*0x38*/ u32 colour38;
/*0x3c*/ u32 unk3c;
/*0x3c*/ u32 cullmode;
};
struct rend_vidat {

63
src/lib/model.c
View File

@ -7738,47 +7738,16 @@ glabel func00020bdc
/* 20c8c: ac790000 */ sw $t9,0x0($v1)
);
GLOBAL_ASM(
glabel func00020c90
/* 20c90: 8c82003c */ lw $v0,0x3c($a0)
/* 20c94: 24010001 */ addiu $at,$zero,0x1
/* 20c98: 5441000a */ bnel $v0,$at,.L00020cc4
/* 20c9c: 24010002 */ addiu $at,$zero,0x2
/* 20ca0: 8c83000c */ lw $v1,0xc($a0)
/* 20ca4: 3c0fb600 */ lui $t7,0xb600
/* 20ca8: 24183000 */ addiu $t8,$zero,0x3000
/* 20cac: 246e0008 */ addiu $t6,$v1,0x8
/* 20cb0: ac8e000c */ sw $t6,0xc($a0)
/* 20cb4: ac780004 */ sw $t8,0x4($v1)
/* 20cb8: 03e00008 */ jr $ra
/* 20cbc: ac6f0000 */ sw $t7,0x0($v1)
/* 20cc0: 24010002 */ addiu $at,$zero,0x2
.L00020cc4:
/* 20cc4: 5441000a */ bnel $v0,$at,.L00020cf0
/* 20cc8: 24010003 */ addiu $at,$zero,0x3
/* 20ccc: 8c83000c */ lw $v1,0xc($a0)
/* 20cd0: 3c08b700 */ lui $t0,0xb700
/* 20cd4: 24091000 */ addiu $t1,$zero,0x1000
/* 20cd8: 24790008 */ addiu $t9,$v1,0x8
/* 20cdc: ac99000c */ sw $t9,0xc($a0)
/* 20ce0: ac690004 */ sw $t1,0x4($v1)
/* 20ce4: 03e00008 */ jr $ra
/* 20ce8: ac680000 */ sw $t0,0x0($v1)
/* 20cec: 24010003 */ addiu $at,$zero,0x3
.L00020cf0:
/* 20cf0: 14410008 */ bne $v0,$at,.L00020d14
/* 20cf4: 00000000 */ nop
/* 20cf8: 8c83000c */ lw $v1,0xc($a0)
/* 20cfc: 3c0bb700 */ lui $t3,0xb700
/* 20d00: 240c2000 */ addiu $t4,$zero,0x2000
/* 20d04: 246a0008 */ addiu $t2,$v1,0x8
/* 20d08: ac8a000c */ sw $t2,0xc($a0)
/* 20d0c: ac6c0004 */ sw $t4,0x4($v1)
/* 20d10: ac6b0000 */ sw $t3,0x0($v1)
.L00020d14:
/* 20d14: 03e00008 */ jr $ra
/* 20d18: 00000000 */ nop
);
void modelApplyCullMode(struct modelrenderdata *renderdata)
{
if (renderdata->cullmode == CULLMODE_NONE) {
gSPClearGeometryMode(renderdata->gdl++, G_CULL_BOTH);
} else if (renderdata->cullmode == CULLMODE_FRONT) {
gSPSetGeometryMode(renderdata->gdl++, G_CULL_FRONT);
} else if (renderdata->cullmode == CULLMODE_BACK) {
gSPSetGeometryMode(renderdata->gdl++, G_CULL_BACK);
}
}
void modelRenderNodeGundl(struct modelrenderdata *renderdata, struct model *model, struct modelnode *node)
{
@ -7791,8 +7760,8 @@ void modelRenderNodeGundl(struct modelrenderdata *renderdata, struct model *mode
if ((renderdata->flags & 1) && rodata->unk00) {
gSPSegment(renderdata->gdl++, 0x05, osVirtualToPhysical(rodata->unk08));
if (renderdata->unk3c) {
func00020c90(renderdata);
if (renderdata->cullmode) {
modelApplyCullMode(renderdata);
}
switch (rodata->unk12) {
@ -7825,8 +7794,8 @@ void modelRenderNodeGundl(struct modelrenderdata *renderdata, struct model *mode
&& rodata->unk04) {
gSPSegment(renderdata->gdl++, 0x05, osVirtualToPhysical(rodata->unk08));
if (renderdata->unk3c) {
func00020c90(renderdata);
if (renderdata->cullmode) {
modelApplyCullMode(renderdata);
}
func00020248(renderdata, false);
@ -7880,7 +7849,7 @@ glabel modelRenderNodeDl
/* 20fcc: 8e0c003c */ lw $t4,0x3c($s0)
/* 20fd0: 51800004 */ beqzl $t4,.L00020fe4
/* 20fd4: 8fad004c */ lw $t5,0x4c($sp)
/* 20fd8: 0c008324 */ jal func00020c90
/* 20fd8: 0c008324 */ jal modelApplyCullMode
/* 20fdc: 02002025 */ or $a0,$s0,$zero
/* 20fe0: 8fad004c */ lw $t5,0x4c($sp)
.L00020fe4:
@ -8002,7 +7971,7 @@ glabel modelRenderNodeDl
/* 21198: 8e0a003c */ lw $t2,0x3c($s0)
/* 2119c: 51400004 */ beqzl $t2,.L000211b0
/* 211a0: 8e03000c */ lw $v1,0xc($s0)
/* 211a4: 0c008324 */ jal func00020c90
/* 211a4: 0c008324 */ jal modelApplyCullMode
/* 211a8: 02002025 */ or $a0,$s0,$zero
/* 211ac: 8e03000c */ lw $v1,0xc($s0)
.L000211b0: