Differential D13361 Diff 45286 source/blender/modifiers/intern/MOD_solidify_nonmanifold.c

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source/blender/modifiers/intern/MOD_solidify_nonmanifold.c

Show First 20 Lines • Show All 68 Lines • ▼ Show 20 Lines	if (dot_v3v3(cross, axis) >= 0) {
angle = 2 * M_PI - angle;		angle = 2 * M_PI - angle;
}		}
return angle;		return angle;
}		}

static float clamp_nonzero(const float value, const float epsilon)		static float clamp_nonzero(const float value, const float epsilon)
{		{
BLI_assert(!(epsilon < 0.0f));		BLI_assert(!(epsilon < 0.0f));
		/* Return closest value with `abs(value) >= epsilon`. */
if (value < 0.0f) {		if (value < 0.0f) {
return min_ff(value, -epsilon);		return min_ff(value, -epsilon);
}		}
return max_ff(value, epsilon);		return max_ff(value, epsilon);
}		}

/** \} */		/** \} */

▲ Show 20 Lines • Show All 81 Lines • ▼ Show 20 Lines	Mesh MOD_solidify_nonmanifold_modifyMesh(ModifierData md,
/* Only use material offsets if we have 2 or more materials. */		/* Only use material offsets if we have 2 or more materials. */
const short mat_nrs = ctx->object->totcol > 1 ? ctx->object->totcol : 1;		const short mat_nrs = ctx->object->totcol > 1 ? ctx->object->totcol : 1;
const short mat_nr_max = mat_nrs - 1;		const short mat_nr_max = mat_nrs - 1;
const short mat_ofs = mat_nrs > 1 ? smd->mat_ofs : 0;		const short mat_ofs = mat_nrs > 1 ? smd->mat_ofs : 0;
const short mat_ofs_rim = mat_nrs > 1 ? smd->mat_ofs_rim : 0;		const short mat_ofs_rim = mat_nrs > 1 ? smd->mat_ofs_rim : 0;

float(*poly_nors)[3] = NULL;		float(*poly_nors)[3] = NULL;

		/* #ofs_front and #ofs_back are the offset from the original
		* surface along the normal, where #oft_front is along the positive
		* and #oft_back is along the negative normal. */
const float ofs_front = (smd->offset_fac + 1.0f) * 0.5f * smd->offset;		const float ofs_front = (smd->offset_fac + 1.0f) * 0.5f * smd->offset;
const float ofs_back = ofs_front - smd->offset * smd->offset_fac;		const float ofs_back = ofs_front - smd->offset * smd->offset_fac;
const float ofs_front_clamped = clamp_nonzero(smd->offset > 0 ? ofs_front : ofs_back, 1e-5f);		/* #ofs_front_clamped and #ofs_back_clamped are the same as
const float ofs_back_clamped = clamp_nonzero(smd->offset > 0 ? ofs_back : ofs_front, 1e-5f);		* #ofs_front and #ofs_back, but never zero. */
		const float ofs_front_clamped = clamp_nonzero(ofs_front, 1e-5f);
		const float ofs_back_clamped = clamp_nonzero(ofs_back, 1e-5f);
const float offset_fac_vg = smd->offset_fac_vg;		const float offset_fac_vg = smd->offset_fac_vg;
const float offset_fac_vg_inv = 1.0f - smd->offset_fac_vg;		const float offset_fac_vg_inv = 1.0f - smd->offset_fac_vg;
const float offset = fabsf(smd->offset) * smd->offset_clamp;		const float offset = fabsf(smd->offset) * smd->offset_clamp;
const bool do_angle_clamp = smd->flag & MOD_SOLIDIFY_OFFSET_ANGLE_CLAMP;		const bool do_angle_clamp = smd->flag & MOD_SOLIDIFY_OFFSET_ANGLE_CLAMP;
const bool do_flip = (smd->flag & MOD_SOLIDIFY_FLIP) != 0;		/* #do_flip, flips the normals of the result. This is inverted if negative thickness
		* is used, since simple soldify with negative thickness keeps the faces facing outside. */
		const bool do_flip = ((smd->flag & MOD_SOLIDIFY_FLIP) != 0) == (smd->offset > 0);
const bool do_rim = smd->flag & MOD_SOLIDIFY_RIM;		const bool do_rim = smd->flag & MOD_SOLIDIFY_RIM;
const bool do_shell = ((smd->flag & MOD_SOLIDIFY_RIM) && (smd->flag & MOD_SOLIDIFY_NOSHELL)) ==		const bool do_shell = ((smd->flag & MOD_SOLIDIFY_RIM) && (smd->flag & MOD_SOLIDIFY_NOSHELL)) ==
0;		0;
const bool do_clamp = (smd->offset_clamp != 0.0f);		const bool do_clamp = (smd->offset_clamp != 0.0f);

const float bevel_convex = smd->bevel_convex;		const float bevel_convex = smd->bevel_convex;

MDeformVert *dvert;		MDeformVert *dvert;
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