Miroirs/wipeout-rewrite
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Make track vertex color loading endian agnostic; see #56

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This commit is contained in:
Dominic Szablewski 2023-08-30 12:18:19 +02:00
parent 4b1fa81f30
commit 2430297998
4 changed files with 52 additions and 52 deletions
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9
src/types.c
View file

@ -2,6 +2,15 @@
#include "types.h"
#include "utils.h"
rgba_t rgba_from_u32(uint32_t v) {
return rgba(
((v >> 24) & 0xff),
((v >> 16) & 0xff),
((v >> 8) & 0xff),
255
);
}
vec3_t vec3_wrap_angle(vec3_t a) {
return vec3(wrap_angle(a.x), wrap_angle(a.y), wrap_angle(a.z));
}

1
src/types.h
View file

@ -165,6 +165,7 @@ static inline float wrap_angle(float a) {
return a - M_PI;
}
rgba_t rgba_from_u32(uint32_t v);
float vec3_angle(vec3_t a, vec3_t b);
vec3_t vec3_wrap_angle(vec3_t a);
vec3_t vec3_normalize(vec3_t a);

92
src/wipeout/object.c
View file

@ -15,16 +15,6 @@
#include "hud.h"
#include "object.h"
static rgba_t int32_to_rgba(uint32_t v) {
return rgba(
((v >> 24) & 0xff),
((v >> 16) & 0xff),
((v >> 8) & 0xff),
255
);
}
Object *objects_load(char *name, texture_list_t tl) {
uint32_t length = 0;
uint8_t *bytes = platform_load_asset(name, &length);
@ -107,7 +97,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.f3->coords[1] = get_i16(bytes, &p);
prm.f3->coords[2] = get_i16(bytes, &p);
prm.f3->pad1 = get_i16(bytes, &p);
prm.f3->colour = int32_to_rgba(get_i32(bytes, &p));
prm.f3->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_F4:
@ -116,7 +106,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.f4->coords[1] = get_i16(bytes, &p);
prm.f4->coords[2] = get_i16(bytes, &p);
prm.f4->coords[3] = get_i16(bytes, &p);
prm.f4->colour = int32_to_rgba(get_i32(bytes, &p));
prm.f4->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_FT3:
@ -136,7 +126,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.ft3->v2 = get_i8(bytes, &p);
prm.ft3->pad1 = get_i16(bytes, &p);
prm.ft3->colour = int32_to_rgba(get_i32(bytes, &p));
prm.ft3->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_FT4:
@ -158,7 +148,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.ft4->u3 = get_i8(bytes, &p);
prm.ft4->v3 = get_i8(bytes, &p);
prm.ft4->pad1 = get_i16(bytes, &p);
prm.ft4->colour = int32_to_rgba(get_i32(bytes, &p));
prm.ft4->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_G3:
@ -167,9 +157,9 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.g3->coords[1] = get_i16(bytes, &p);
prm.g3->coords[2] = get_i16(bytes, &p);
prm.g3->pad1 = get_i16(bytes, &p);
prm.g3->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.g3->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.g3->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.g3->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.g3->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.g3->colour[2] = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_G4:
@ -178,10 +168,10 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.g4->coords[1] = get_i16(bytes, &p);
prm.g4->coords[2] = get_i16(bytes, &p);
prm.g4->coords[3] = get_i16(bytes, &p);
prm.g4->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.g4->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.g4->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.g4->colour[3] = int32_to_rgba(get_i32(bytes, &p));
prm.g4->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.g4->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.g4->colour[2] = rgba_from_u32(get_u32(bytes, &p));
prm.g4->colour[3] = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_GT3:
@ -200,9 +190,9 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.gt3->u2 = get_i8(bytes, &p);
prm.gt3->v2 = get_i8(bytes, &p);
prm.gt3->pad1 = get_i16(bytes, &p);
prm.gt3->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.gt3->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.gt3->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.gt3->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.gt3->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.gt3->colour[2] = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_GT4:
@ -224,10 +214,10 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.gt4->u3 = get_i8(bytes, &p);
prm.gt4->v3 = get_i8(bytes, &p);
prm.gt4->pad1 = get_i16(bytes, &p);
prm.gt4->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.gt4->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.gt4->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.gt4->colour[3] = int32_to_rgba(get_i32(bytes, &p));
prm.gt4->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.gt4->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.gt4->colour[2] = rgba_from_u32(get_u32(bytes, &p));
prm.gt4->colour[3] = rgba_from_u32(get_u32(bytes, &p));
break;
@ -237,7 +227,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsf3->coords[1] = get_i16(bytes, &p);
prm.lsf3->coords[2] = get_i16(bytes, &p);
prm.lsf3->normal = get_i16(bytes, &p);
prm.lsf3->colour = int32_to_rgba(get_i32(bytes, &p));
prm.lsf3->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_LSF4:
@ -248,7 +238,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsf4->coords[3] = get_i16(bytes, &p);
prm.lsf4->normal = get_i16(bytes, &p);
prm.lsf4->pad1 = get_i16(bytes, &p);
prm.lsf4->colour = int32_to_rgba(get_i32(bytes, &p));
prm.lsf4->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_LSFT3:
@ -267,7 +257,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsft3->v1 = get_i8(bytes, &p);
prm.lsft3->u2 = get_i8(bytes, &p);
prm.lsft3->v2 = get_i8(bytes, &p);
prm.lsft3->colour = int32_to_rgba(get_i32(bytes, &p));
prm.lsft3->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_LSFT4:
@ -289,7 +279,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsft4->v2 = get_i8(bytes, &p);
prm.lsft4->u3 = get_i8(bytes, &p);
prm.lsft4->v3 = get_i8(bytes, &p);
prm.lsft4->colour = int32_to_rgba(get_i32(bytes, &p));
prm.lsft4->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_LSG3:
@ -300,9 +290,9 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsg3->normals[0] = get_i16(bytes, &p);
prm.lsg3->normals[1] = get_i16(bytes, &p);
prm.lsg3->normals[2] = get_i16(bytes, &p);
prm.lsg3->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.lsg3->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.lsg3->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.lsg3->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.lsg3->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.lsg3->colour[2] = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_LSG4:
@ -315,10 +305,10 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsg4->normals[1] = get_i16(bytes, &p);
prm.lsg4->normals[2] = get_i16(bytes, &p);
prm.lsg4->normals[3] = get_i16(bytes, &p);
prm.lsg4->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.lsg4->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.lsg4->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.lsg4->colour[3] = int32_to_rgba(get_i32(bytes, &p));
prm.lsg4->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.lsg4->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.lsg4->colour[2] = rgba_from_u32(get_u32(bytes, &p));
prm.lsg4->colour[3] = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_LSGT3:
@ -339,9 +329,9 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsgt3->v1 = get_i8(bytes, &p);
prm.lsgt3->u2 = get_i8(bytes, &p);
prm.lsgt3->v2 = get_i8(bytes, &p);
prm.lsgt3->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.lsgt3->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.lsgt3->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.lsgt3->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.lsgt3->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.lsgt3->colour[2] = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_LSGT4:
@ -365,10 +355,10 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.lsgt4->u2 = get_i8(bytes, &p);
prm.lsgt4->v2 = get_i8(bytes, &p);
prm.lsgt4->pad1 = get_i16(bytes, &p);
prm.lsgt4->colour[0] = int32_to_rgba(get_i32(bytes, &p));
prm.lsgt4->colour[1] = int32_to_rgba(get_i32(bytes, &p));
prm.lsgt4->colour[2] = int32_to_rgba(get_i32(bytes, &p));
prm.lsgt4->colour[3] = int32_to_rgba(get_i32(bytes, &p));
prm.lsgt4->colour[0] = rgba_from_u32(get_u32(bytes, &p));
prm.lsgt4->colour[1] = rgba_from_u32(get_u32(bytes, &p));
prm.lsgt4->colour[2] = rgba_from_u32(get_u32(bytes, &p));
prm.lsgt4->colour[3] = rgba_from_u32(get_u32(bytes, &p));
break;
@ -379,7 +369,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.spr->width = get_i16(bytes, &p);
prm.spr->height = get_i16(bytes, &p);
prm.spr->texture = texture_from_list(tl, get_i16(bytes, &p));
prm.spr->colour = int32_to_rgba(get_i32(bytes, &p));
prm.spr->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_SPLINE:
@ -396,7 +386,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.spline->control2.y = get_i32(bytes, &p);
prm.spline->control2.z = get_i32(bytes, &p);
p += 4; // padding
prm.spline->colour = int32_to_rgba(get_i32(bytes, &p));
prm.spline->colour = rgba_from_u32(get_u32(bytes, &p));
break;
case PRM_TYPE_POINT_LIGHT:
@ -405,7 +395,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.pointLight->position.y = get_i32(bytes, &p);
prm.pointLight->position.z = get_i32(bytes, &p);
p += 4; // padding
prm.pointLight->colour = int32_to_rgba(get_i32(bytes, &p));
prm.pointLight->colour = rgba_from_u32(get_u32(bytes, &p));
prm.pointLight->startFalloff = get_i16(bytes, &p);
prm.pointLight->endFalloff = get_i16(bytes, &p);
break;
@ -420,7 +410,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.spotLight->direction.y = get_i16(bytes, &p);
prm.spotLight->direction.z = get_i16(bytes, &p);
p += 2; // padding
prm.spotLight->colour = int32_to_rgba(get_i32(bytes, &p));
prm.spotLight->colour = rgba_from_u32(get_u32(bytes, &p));
prm.spotLight->startFalloff = get_i16(bytes, &p);
prm.spotLight->endFalloff = get_i16(bytes, &p);
prm.spotLight->coneAngle = get_i16(bytes, &p);
@ -433,7 +423,7 @@ Object *objects_load(char *name, texture_list_t tl) {
prm.infiniteLight->direction.y = get_i16(bytes, &p);
prm.infiniteLight->direction.z = get_i16(bytes, &p);
p += 2; // padding
prm.infiniteLight->colour = int32_to_rgba(get_i32(bytes, &p));
prm.infiniteLight->colour = rgba_from_u32(get_u32(bytes, &p));
break;

2
src/wipeout/track.c
View file

@ -170,7 +170,7 @@ void track_load_faces(char *file_name, vec3_t *vertices) {
tf->texture = get_i8(bytes, &p);
tf->flags = get_i8(bytes, &p);
rgba_t color = {.as_uint32 = get_i32_le(bytes, &p) | 0xff000000};
rgba_t color = rgba_from_u32(get_u32(bytes, &p));
const vec2_t *uv = track_uv[flags_is(tf->flags, FACE_FLIP_TEXTURE) ? 1 : 0];
tf->tris[0] = (tris_t){