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Fix csqc's addentities ignoring scale+colormod, fix culling of scaled entities.

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Shpoike 2022-08-02 01:39:04 +01:00
parent eb02e3b5ed
commit 54c646420e
4 changed files with 21 additions and 19 deletions
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13
Quake/gl_rmain.c
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@ -303,21 +303,22 @@ R_CullModelForEntity -- johnfitz -- uses correct bounds based on rotation
qboolean R_CullModelForEntity (entity_t *e)
{
vec3_t mins, maxs;
float scale = e->netstate.scale/16.0;
if (e->angles[0] || e->angles[2]) //pitch or roll
{
VectorAdd (e->origin, e->model->rmins, mins);
VectorAdd (e->origin, e->model->rmaxs, maxs);
VectorMA (e->origin, scale, e->model->rmins, mins);
VectorMA (e->origin, scale, e->model->rmaxs, maxs);
}
else if (e->angles[1]) //yaw
{
VectorAdd (e->origin, e->model->ymins, mins);
VectorAdd (e->origin, e->model->ymaxs, maxs);
VectorMA (e->origin, scale, e->model->ymins, mins);
VectorMA (e->origin, scale, e->model->ymaxs, maxs);
}
else //no rotation
{
VectorAdd (e->origin, e->model->mins, mins);
VectorAdd (e->origin, e->model->maxs, maxs);
VectorMA (e->origin, scale, e->model->mins, mins);
VectorMA (e->origin, scale, e->model->maxs, maxs);
}
return R_CullBox (mins, maxs);

8
Quake/mathlib.c
View file

@ -342,14 +342,6 @@ int VectorCompare (const vec3_t v1, const vec3_t v2)
return 1;
}
void VectorMA (const vec3_t veca, float scale, const vec3_t vecb, vec3_t vecc)
{
vecc[0] = veca[0] + scale*vecb[0];
vecc[1] = veca[1] + scale*vecb[1];
vecc[2] = veca[2] + scale*vecb[2];
}
vec_t _DotProduct (const vec3_t v1, const vec3_t v2)
{
return v1[0]*v2[0] + v1[1]*v2[1] + v1[2]*v2[2];

9
Quake/mathlib.h
View file

@ -55,9 +55,10 @@ static inline int IS_NAN (float x) {
#define DotProduct(x,y) ((x)[0]*(y)[0]+(x)[1]*(y)[1]+(x)[2]*(y)[2])
#define DotProduct2(x,y) ((x)[0]*(y)[0]+(x)[1]*(y)[1])
#define DoublePrecisionDotProduct(x,y) ((double)(x)[0]*(y)[0]+(double)(x)[1]*(y)[1]+(double)(x)[2]*(y)[2])
#define VectorSubtract(a,b,c) {(c)[0]=(a)[0]-(b)[0];(c)[1]=(a)[1]-(b)[1];(c)[2]=(a)[2]-(b)[2];}
#define VectorAdd(a,b,c) {(c)[0]=(a)[0]+(b)[0];(c)[1]=(a)[1]+(b)[1];(c)[2]=(a)[2]+(b)[2];}
#define VectorCopy(a,b) {(b)[0]=(a)[0];(b)[1]=(a)[1];(b)[2]=(a)[2];}
#define VectorSubtract(a,b,c) do{(c)[0]=(a)[0]-(b)[0];(c)[1]=(a)[1]-(b)[1];(c)[2]=(a)[2]-(b)[2];}while(0)
#define VectorAdd(a,b,c) do{(c)[0]=(a)[0]+(b)[0];(c)[1]=(a)[1]+(b)[1];(c)[2]=(a)[2]+(b)[2];}while(0)
#define VectorMA(a,s,b,c) do{(c)[0]=(a)[0]+(s)*(b)[0];(c)[1]=(a)[1]+(s)*(b)[1];(c)[2]=(a)[2]+(s)*(b)[2];}while(0)
#define VectorCopy(a,b) do{(b)[0]=(a)[0];(b)[1]=(a)[1];(b)[2]=(a)[2];}while(0)
//johnfitz -- courtesy of lordhavoc
// QuakeSpasm: To avoid strict aliasing violations, use a float/int union instead of type punning.
@ -76,8 +77,6 @@ static inline int IS_NAN (float x) {
void TurnVector (vec3_t out, const vec3_t forward, const vec3_t side, float angle); //johnfitz
void VectorAngles (const vec3_t forward, float *up, vec3_t angles); //johnfitz, spike(up is optional)
void VectorMA (const vec3_t veca, float scale, const vec3_t vecb, vec3_t vecc);
vec_t _DotProduct (const vec3_t v1, const vec3_t v2);
void _VectorSubtract (const vec3_t veca, const vec3_t vecb, vec3_t out);
void _VectorAdd (const vec3_t veca, const vec3_t vecb, vec3_t out);

10
Quake/pr_ext.c
View file

@ -6067,7 +6067,9 @@ static void PR_addentity_internal(edict_t *ed) //adds a csqc entity into the sce
eval_t *lerpfrac = GetEdictFieldValue(ed, qcvm->extfields.lerpfrac);
eval_t *frame1time = GetEdictFieldValue(ed, qcvm->extfields.frame1time);
eval_t *frame2time = GetEdictFieldValue(ed, qcvm->extfields.frame2time);
eval_t *colormod = GetEdictFieldValue(ed, qcvm->extfields.colormod);
eval_t *alpha = GetEdictFieldValue(ed, qcvm->extfields.alpha);
eval_t *scale = GetEdictFieldValue(ed, qcvm->extfields.scale);
eval_t *renderflags = GetEdictFieldValue(ed, qcvm->extfields.renderflags);
int rf = renderflags?renderflags->_float:0;
@ -6075,7 +6077,15 @@ static void PR_addentity_internal(edict_t *ed) //adds a csqc entity into the sce
VectorCopy(ed->v.angles, e->angles);
e->model = model;
e->skinnum = ed->v.skin;
if (colormod && (colormod->vector[0]||colormod->vector[1]||colormod->vector[2]))
{
e->netstate.colormod[0] *= colormod->vector[0];
e->netstate.colormod[1] *= colormod->vector[1];
e->netstate.colormod[2] *= colormod->vector[2];
}
e->alpha = alpha?ENTALPHA_ENCODE(alpha->_float):ENTALPHA_DEFAULT;
if (scale && scale->_float)
e->netstate.scale *= scale->_float;
//can't exactly use currentpose/previous pose, as we don't know them.
e->lerpflags = LERP_EXPLICIT|LERP_RESETANIM|LERP_RESETMOVE;