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Correct model positional & rotational offsets for mobj->pitch & mobj->roll

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This commit is contained in:
lachablock 2021-05-24 11:36:42 +10:00
parent 350d94b4e0
commit 3c9a05e1b8
3 changed files with 29 additions and 21 deletions
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1
src/hardware/hw_defs.h
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@ -108,6 +108,7 @@ typedef struct
#else
FLOAT anglex,angley; // aimingangle / viewangle
#endif
FLOAT facing; // angle based on spritedef
FLOAT scalex,scaley,scalez;
FLOAT fovxangle, fovyangle;
UINT8 splitscreen;

34
src/hardware/hw_md2.c
View file

@ -1577,16 +1577,13 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
sprframe = &sprdef->spriteframes[spr->mobj->frame & FF_FRAMEMASK];
p.angley = FIXED_TO_FLOAT(AngleFixed(mobjangle));
if (sprframe->rotate || papersprite)
{
fixed_t anglef = AngleFixed(mobjangle);
p.angley = FIXED_TO_FLOAT(anglef);
}
p.facing = p.angley;
else
{
const fixed_t anglef = AngleFixed((R_PointToAngle(spr->mobj->x, spr->mobj->y))-ANGLE_180);
p.angley = FIXED_TO_FLOAT(anglef);
p.facing = FIXED_TO_FLOAT(anglef);
}
p.rollangle = 0.0f;
@ -1598,10 +1595,6 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
p.rollangle = FIXED_TO_FLOAT(anglef);
p.roll = true;
// rotation pivot
p.centerx = FIXED_TO_FLOAT(spr->mobj->radius/2);
p.centery = FIXED_TO_FLOAT(spr->mobj->height/(flip ? -2 : 2));
// rotation axis
if (sprinfo->available)
p.rotaxis = (UINT8)(sprinfo->pivot[(spr->mobj->frame & FF_FRAMEMASK)].rotaxis);
@ -1617,8 +1610,11 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
p.rollflip *= -1;
}
p.anglex = 0.0f;
// rotation pivot
p.centerx = FIXED_TO_FLOAT(spr->mobj->radius/2);
p.centery = FIXED_TO_FLOAT(spr->mobj->height/(flip ? -2 : 2));
p.anglex = 0.0f;
#ifdef USE_FTRANSFORM_ANGLEZ
p.anglez = 0.0f;
#ifdef STANDINGSLOPE_MODEL_ROTATION
@ -1633,13 +1629,17 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
p.anglez = FIXED_TO_FLOAT(tempangle);
tempangle = -AngleFixed(R_PointToAngle2(0, 0, tempz, tempy));
p.anglex = FIXED_TO_FLOAT(tempangle);
p.roll = true;
}
#endif
if (spr->mobj->roll)
p.anglex += FIXED_TO_FLOAT(AngleFixed(spr->mobj->roll));
if (spr->mobj->pitch)
p.anglez -= FIXED_TO_FLOAT(AngleFixed(spr->mobj->pitch));
#endif
#endif // STANDINGSLOPE_MODEL_ROTATION
if (spr->mobj->roll || spr->mobj->pitch)
{
SINT8 flipfactor = flip ? -1 : 1;
p.anglex += flipfactor*FIXED_TO_FLOAT(AngleFixed(spr->mobj->roll));
p.anglez -= flipfactor*FIXED_TO_FLOAT(AngleFixed(spr->mobj->pitch));
p.roll = true;
}
#endif // USE_FTRANSFORM_ANGLEZ
// SRB2CBTODO: MD2 scaling support
finalscale *= FIXED_TO_FLOAT(spr->mobj->scale);

15
src/hardware/r_opengl/r_opengl.c
View file

@ -2800,24 +2800,31 @@ static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32
scalez = -scalez;
pglRotatef(pos->angley, 0.0f, -1.0f, 0.0f);
pglRotatef(pos->anglex, 1.0f, 0.0f, 0.0f);
#ifdef USE_FTRANSFORM_ANGLEZ
pglRotatef(pos->anglez, 0.0f, 0.0f, -1.0f); // rotate by slope from Kart
#endif
if (pos->roll)
{
float roll = (1.0f * pos->rollflip);
pglTranslatef(pos->centerx, pos->centery, 0);
// rotate model for pitch and roll
pglRotatef(pos->anglex, 1.0f, 0.0f, 0.0f);
#ifdef USE_FTRANSFORM_ANGLEZ
pglRotatef(pos->anglez, 0.0f, 0.0f, -1.0f); // rotate by slope from Kart
#endif
// rotate model for rollangle
if (pos->rotaxis == 2) // Z
pglRotatef(pos->rollangle, 0.0f, 0.0f, roll);
else if (pos->rotaxis == 1) // Y
pglRotatef(pos->rollangle, 0.0f, roll, 0.0f);
else // X
pglRotatef(pos->rollangle, roll, 0.0f, 0.0f);
pglTranslatef(-pos->centerx, -pos->centery, 0);
}
pglRotatef(pos->facing - pos->angley, 0.0f, -1.0f, 0.0f);
pglScalef(scalex, scaley, scalez);
useTinyFrames = model->meshes[0].tinyframes != NULL;