[Bf-blender-cvs] [55d75f5] master: Code cleanup: correct abs use

Campbell Barton noreply at git.blender.org
Sun Apr 20 18:02:48 CEST 2014


Commit: 55d75f5020ebdbaeb9cab1c7be565c83ba722bc2
Author: Campbell Barton
Date:   Mon Apr 21 01:54:52 2014 +1000
https://developer.blender.org/rB55d75f5020ebdbaeb9cab1c7be565c83ba722bc2

Code cleanup: correct abs use

also minor cleanup to rotation code

===================================================================

M	source/blender/blenkernel/intern/bvhutils.c
M	source/blender/blenlib/intern/math_rotation.c
M	source/blender/editors/armature/editarmature_retarget.c
M	source/blender/editors/sculpt_paint/sculpt.c
M	source/blender/editors/space_view3d/drawobject.c
M	source/blender/editors/uvedit/uvedit_parametrizer.c
M	source/blender/render/intern/source/render_texture.c
M	source/blender/render/intern/source/rendercore.c
M	source/blender/render/intern/source/shadbuf.c
M	source/blender/render/intern/source/sunsky.c

===================================================================

diff --git a/source/blender/blenkernel/intern/bvhutils.c b/source/blender/blenkernel/intern/bvhutils.c
index 7838fac..7ba6079 100644
--- a/source/blender/blenkernel/intern/bvhutils.c
+++ b/source/blender/blenkernel/intern/bvhutils.c
@@ -111,7 +111,7 @@ float nearest_point_in_tri_surface_squared(
 	B0 = dot_v3v3(diff, e0);
 	B1 = dot_v3v3(diff, e1);
 	C = dot_v3v3(diff, diff);
-	Det = fabs(A00 * A11 - A01 * A01);
+	Det = fabsf(A00 * A11 - A01 * A01);
 	S = A01 * B1 - A11 * B0;
 	T = A01 * B0 - A00 * B1;
 
diff --git a/source/blender/blenlib/intern/math_rotation.c b/source/blender/blenlib/intern/math_rotation.c
index de92721..de272b1 100644
--- a/source/blender/blenlib/intern/math_rotation.c
+++ b/source/blender/blenlib/intern/math_rotation.c
@@ -520,6 +520,7 @@ float angle_qtqt(const float q1[4], const float q2[4])
 
 void vec_to_quat(float q[4], const float vec[3], short axis, const short upflag)
 {
+	const float eps = 0.0001f;
 	float nor[3], tvec[3];
 	float angle, si, co, len;
 
@@ -553,7 +554,7 @@ void vec_to_quat(float q[4], const float vec[3], short axis, const short upflag)
 		nor[1] = -tvec[2];
 		nor[2] =  tvec[1];
 
-		if (fabsf(tvec[1]) + fabsf(tvec[2]) < 0.0001f)
+		if (fabsf(tvec[1]) + fabsf(tvec[2]) < eps)
 			nor[1] = 1.0f;
 
 		co = tvec[0];
@@ -563,7 +564,7 @@ void vec_to_quat(float q[4], const float vec[3], short axis, const short upflag)
 		nor[1] =  0.0;
 		nor[2] = -tvec[0];
 
-		if (fabsf(tvec[0]) + fabsf(tvec[2]) < 0.0001f)
+		if (fabsf(tvec[0]) + fabsf(tvec[2]) < eps)
 			nor[2] = 1.0f;
 
 		co = tvec[1];
@@ -573,7 +574,7 @@ void vec_to_quat(float q[4], const float vec[3], short axis, const short upflag)
 		nor[1] =  tvec[0];
 		nor[2] =  0.0;
 
-		if (fabsf(tvec[0]) + fabsf(tvec[1]) < 0.0001f)
+		if (fabsf(tvec[0]) + fabsf(tvec[1]) < eps)
 			nor[0] = 1.0f;
 
 		co = tvec[2];
@@ -582,12 +583,7 @@ void vec_to_quat(float q[4], const float vec[3], short axis, const short upflag)
 
 	normalize_v3(nor);
 
-	angle = 0.5f * saacos(co);
-	si   = sinf(angle);
-	q[0] = cosf(angle);
-	q[1] = nor[0] * si;
-	q[2] = nor[1] * si;
-	q[3] = nor[2] * si;
+	axis_angle_normalized_to_quat(q, nor, saacos(co));
 
 	if (axis != upflag) {
 		float mat[3][3];
@@ -1440,11 +1436,15 @@ void eulO_to_mat4(float M[4][4], const float e[3], const short order)
 void mat3_to_eulO(float eul[3], const short order, float M[3][3])
 {
 	float eul1[3], eul2[3];
+	float d1, d2;
 
 	mat3_to_eulo2(M, eul1, eul2, order);
 
+	d1 = fabsf(eul1[0]) + fabsf(eul1[1]) + fabsf(eul1[2]);
+	d2 = fabsf(eul2[0]) + fabsf(eul2[1]) + fabsf(eul2[2]);
+
 	/* return best, which is just the one with lowest values it in */
-	if (fabsf(eul1[0]) + fabsf(eul1[1]) + fabsf(eul1[2]) > fabsf(eul2[0]) + fabsf(eul2[1]) + fabsf(eul2[2])) {
+	if (d1 > d2) {
 		copy_v3_v3(eul, eul2);
 	}
 	else {
@@ -1478,10 +1478,12 @@ void mat3_to_compatible_eulO(float eul[3], float oldrot[3], const short order, f
 	d2 = fabsf(eul2[0] - oldrot[0]) + fabsf(eul2[1] - oldrot[1]) + fabsf(eul2[2] - oldrot[2]);
 
 	/* return best, which is just the one with lowest difference */
-	if (d1 > d2)
+	if (d1 > d2) {
 		copy_v3_v3(eul, eul2);
-	else
+	}
+	else {
 		copy_v3_v3(eul, eul1);
+	}
 }
 
 void mat4_to_compatible_eulO(float eul[3], float oldrot[3], const short order, float M[4][4])
@@ -1502,7 +1504,8 @@ void rotate_eulO(float beul[3], const short order, char axis, float ang)
 
 	assert(axis >= 'X' && axis <= 'Z');
 
-	eul[0] = eul[1] = eul[2] = 0.0f;
+	zero_v3(eul);
+
 	if (axis == 'X')
 		eul[0] = ang;
 	else if (axis == 'Y')
@@ -1538,9 +1541,7 @@ void eulO_to_gimbal_axis(float gmat[3][3], const float eul[3], const short order
 
 
 	/* Last axis is global */
-	gmat[R->axis[2]][0] = 0;
-	gmat[R->axis[2]][1] = 0;
-	gmat[R->axis[2]][2] = 0;
+	zero_v3(gmat[R->axis[2]]);
 	gmat[R->axis[2]][R->axis[2]] = 1;
 }
 
@@ -1660,7 +1661,7 @@ void dquat_to_mat4(float mat[4][4], const DualQuat *dq)
 
 void add_weighted_dq_dq(DualQuat *dqsum, const DualQuat *dq, float weight)
 {
-	int flipped = 0;
+	bool flipped = false;
 
 	/* make sure we interpolate quats in the right direction */
 	if (dot_qtqt(dq->quat, dqsum->quat) < 0) {
diff --git a/source/blender/editors/armature/editarmature_retarget.c b/source/blender/editors/armature/editarmature_retarget.c
index b18b21b..0cca1dd 100644
--- a/source/blender/editors/armature/editarmature_retarget.c
+++ b/source/blender/editors/armature/editarmature_retarget.c
@@ -1684,7 +1684,7 @@ static RetargetMode detectArcRetargetMode(RigArc *iarc)
 	
 	if (nb_edges > 2) {
 		for (edge = iarc->edges.first; edge; edge = edge->next) {
-			if (fabs(edge->angle - avg_angle) > M_PI / 6) {
+			if (fabsf(edge->angle - avg_angle) > (float)(M_PI / 6)) {
 				large_angle = 1;
 			}
 		}
@@ -1795,7 +1795,7 @@ static float costLength(float original_length, float current_length, float lengt
 		return MAX_COST;
 	}
 	else {
-		float length_ratio = fabs((current_length - original_length) / original_length);
+		float length_ratio = fabsf((current_length - original_length) / original_length);
 		return length_weight * length_ratio * length_ratio;
 	}
 }
diff --git a/source/blender/editors/sculpt_paint/sculpt.c b/source/blender/editors/sculpt_paint/sculpt.c
index 5f0ff4a..fcb2e6a 100644
--- a/source/blender/editors/sculpt_paint/sculpt.c
+++ b/source/blender/editors/sculpt_paint/sculpt.c
@@ -4193,7 +4193,9 @@ static void sculpt_update_cache_variants(bContext *C, Sculpt *sd, Object *ob,
 
 			/* change of sign, we passed the 180 degree threshold. This means we need to add a turn.
 			 * to distinguish between transition from 0 to -1 and -PI to +PI, use comparison with PI/2 */
-			if (mouse_angle * cache->previous_vertex_rotation < 0 && fabs(cache->previous_vertex_rotation) > M_PI_2) {
+			if ((mouse_angle * cache->previous_vertex_rotation < 0.0f) &&
+			    (fabsf(cache->previous_vertex_rotation) > (float)M_PI_2))
+			{
 				if (cache->previous_vertex_rotation < 0)
 					cache->num_vertex_turns--;
 				else
diff --git a/source/blender/editors/space_view3d/drawobject.c b/source/blender/editors/space_view3d/drawobject.c
index d9bc40b..6ca67aa 100644
--- a/source/blender/editors/space_view3d/drawobject.c
+++ b/source/blender/editors/space_view3d/drawobject.c
@@ -1302,7 +1302,7 @@ static void drawlamp(View3D *v3d, RegionView3D *rv3d, Base *base,
 
 		/* draw the circle/square representing spotbl */
 		if (la->type == LA_SPOT) {
-			float spotblcirc = fabs(z) * (1 - pow(la->spotblend, 2));
+			float spotblcirc = fabsf(z) * (1.0f - powf(la->spotblend, 2));
 			/* hide line if it is zero size or overlaps with outer border,
 			 * previously it adjusted to always to show it but that seems
 			 * confusing because it doesn't show the actual blend size */
diff --git a/source/blender/editors/uvedit/uvedit_parametrizer.c b/source/blender/editors/uvedit/uvedit_parametrizer.c
index 64de562..5f22a20 100644
--- a/source/blender/editors/uvedit/uvedit_parametrizer.c
+++ b/source/blender/editors/uvedit/uvedit_parametrizer.c
@@ -1886,7 +1886,7 @@ static PBool p_collapse_allowed_geometric(PEdge *edge, PEdge *pair)
 
 	if (p_vert_interior(oldv)) {
 		/* hlscm criterion: angular defect smaller than threshold */
-		if (fabs(angulardefect) > (M_PI * 30.0 / 180.0))
+		if (fabsf(angulardefect) > (float)(M_PI * 30.0 / 180.0))
 			return P_FALSE;
 	}
 	else {
@@ -1952,7 +1952,7 @@ static float p_collapse_cost(PEdge *edge, PEdge *pair)
 			sub_v3_v3v3(tetrav3, co2, oldv->co);
 			cross_v3_v3v3(c, tetrav2, tetrav3);
 
-			volumecost += fabs(dot_v3v3(edgevec, c) / 6.0f);
+			volumecost += fabsf(dot_v3v3(edgevec, c) / 6.0f);
 #if 0
 			shapecost += dot_v3v3(co1, keepv->co);
 
diff --git a/source/blender/render/intern/source/render_texture.c b/source/blender/render/intern/source/render_texture.c
index 3ed2165..adc824f 100644
--- a/source/blender/render/intern/source/render_texture.c
+++ b/source/blender/render/intern/source/render_texture.c
@@ -643,10 +643,10 @@ static float voronoiTex(Tex *tex, const float texvec[3], TexResult *texres)
 {
 	int rv = TEX_INT;
 	float da[4], pa[12];	/* distance and point coordinate arrays of 4 nearest neighbors */
-	float aw1 = fabs(tex->vn_w1);
-	float aw2 = fabs(tex->vn_w2);
-	float aw3 = fabs(tex->vn_w3);
-	float aw4 = fabs(tex->vn_w4);
+	float aw1 = fabsf(tex->vn_w1);
+	float aw2 = fabsf(tex->vn_w2);
+	float aw3 = fabsf(tex->vn_w3);
+	float aw4 = fabsf(tex->vn_w4);
 	float sc = (aw1 + aw2 + aw3 + aw4);
 	if (sc!=0.f) sc =  tex->ns_outscale/sc;
 
@@ -751,9 +751,9 @@ static int cubemap_glob(const float n[3], float x, float y, float z, float *adr1
 	}
 	mul_mat3_m4_v3(R.viewinv, nor);
 
-	x1= fabs(nor[0]);
-	y1= fabs(nor[1]);
-	z1= fabs(nor[2]);
+	x1 = fabsf(nor[0]);
+	y1 = fabsf(nor[1]);
+	z1 = fabsf(nor[2]);
 	
 	if (z1>=x1 && z1>=y1) {
 		*adr1 = (x + 1.0f) / 2.0f;
@@ -844,9 +844,9 @@ static int cubemap_ob(Object *ob, const float n[3], float x, float y, float z, f
 	copy_v3_v3(nor, n);
 	if (ob) mul_mat3_m4_v3(ob->imat, nor);
 	
-	x1= fabs(nor[0]);
-	y1= fabs(nor[1]);
-	z1= fabs(nor[2]);
+	x1 = fabsf(nor[0]);
+	y1 = fabsf(nor[1]);
+	z1 = fabsf(nor[2]);
 	
 	if (z1>=x1 && z1>=y1) {
 		*adr1 = (x + 1.0f) / 2.0f;
diff --git a/source/blender/render/intern/source/rendercore.c b/source/blender/render/intern/source/rendercore.c
index 63fcafe..3b71fd4 100644
--- a/source/blender/render/intern/source/rendercore.c
+++ b/source/blender/render/intern/source/rendercore.c
@@ -1910,9 +1910,9 @@ static void renderflare(RenderResult *rr, float *rectf, HaloRen *har)
 	
 	for (b=1; b<har->flarec; b++) {
 		
-		fla.r= fabs(rc[0]);
-		fla.g= fabs(rc[1]);
-		fla.b= fabs(rc[2]);
+		fla.r = fabsf(rc[0]);
+		fla.g = fabsf(rc[1]);
+		fla.b = fabsf(rc[2]);
 		fla.alfa= ma->flareboost*fabsf(alfa*visifac*rc[3]);
 		fla.hard= 20.0f + fabsf(70.0f*rc[7]);
 		fla.tex= 0;
diff --git a/source/blender/render/intern/source/shadbuf.c b/source/blender/render/intern/source/shadbuf.c
index f534acd..194397b 100644
--- a/source/blender/render/intern/source/shadbuf.c
+++ b/source/blender/render/intern/source/shadbuf.c
@@ -2120,7 +2120,7 @@ static int viewpixel_to_lampbuf(ShadBuf *shb, ObjectInstanceRen *obi, VlakRen *v
 	
 	/* clip We can test for -1.0/1.0 because of the properties of the
 	 * coordinate transformations. */
-	fac= fabs(hoco[3]);
+	fac = fabsf(h

@@ Diff output truncated at 10240 characters. @@




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