use macros RAD2DEG & DEG2RAD rather then multiplying by 180.0/M_PI or M_PI/180.0

20 files changed, 56 insertions, 58 deletions

diff --git a/source/blender/blenkernel/intern/constraint.c b/source/blender/blenkernel/intern/constraint.c
index 91091d3880f..a59092784dd 100644
--- a/source/blender/blenkernel/intern/constraint.c
+++ b/source/blender/blenkernel/intern/constraint.c
@@ -2167,7 +2167,7 @@ static void actcon_get_tarmat (bConstraint *con, bConstraintOb *cob, bConstraint
 		if (data->type < 10) {
 			/* extract rotation (is in whatever space target should be in) */
 			mat4_to_eul(vec, tempmat);
-			mul_v3_fl(vec, (float)(180.0/M_PI)); /* rad -> deg */
+			mul_v3_fl(vec, RAD2DEGF(1.0f)); /* rad -> deg */
 			axis= data->type;
 		}
 		else if (data->type < 20) {
@@ -3325,7 +3325,7 @@ static void transform_evaluate (bConstraint *con, bConstraintOb *cob, ListBase *
 				break;
 			case 1: /* rotation (convert to degrees first) */
 				mat4_to_eulO(dvec, cob->rotOrder, ct->matrix);
-				mul_v3_fl(dvec, (float)(180.0/M_PI)); /* rad -> deg */
+				mul_v3_fl(dvec, RAD2DEGF(1.0f)); /* rad -> deg */
 				break;
 			default: /* location */
 				copy_v3_v3(dvec, ct->matrix[3]);
diff --git a/source/blender/blenkernel/intern/curve.c b/source/blender/blenkernel/intern/curve.c
index bd70e365f51..794006e6f39 100644
--- a/source/blender/blenkernel/intern/curve.c
+++ b/source/blender/blenkernel/intern/curve.c
@@ -1924,7 +1924,7 @@ static void make_bevel_list_3D_minimum_twist(BevList *bl)
 		/* flip rotation if needs be */
 		cross_v3_v3v3(cross_tmp, vec_1, vec_2);
 		normalize_v3(cross_tmp);
-		if(angle_normalized_v3v3(bevp_first->dir, cross_tmp) < 90.0f/(float)(180.0/M_PI))
+		if(angle_normalized_v3v3(bevp_first->dir, cross_tmp) < DEG2RADF(90.0f))
 			angle = -angle;
 
 		bevp2= (BevPoint *)(bl+1);
diff --git a/source/blender/blenkernel/intern/effect.c b/source/blender/blenkernel/intern/effect.c
index 468f39bf731..7fb9f96e0cf 100644
--- a/source/blender/blenkernel/intern/effect.c
+++ b/source/blender/blenkernel/intern/effect.c
@@ -571,7 +571,7 @@ float effector_falloff(EffectorCache *eff, EffectorData *efd, EffectedPoint *UNU
 			if(falloff == 0.0f)
 				break;
 
-			r_fac=saacos(fac/len_v3(efd->vec_to_point))*180.0f/(float)M_PI;
+			r_fac= RAD2DEGF(saacos(fac/len_v3(efd->vec_to_point)));
 			falloff*= falloff_func_rad(eff->pd, r_fac);
 
 			break;
diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c
index 60432631492..82a2436a010 100644
--- a/source/blender/blenkernel/intern/particle.c
+++ b/source/blender/blenkernel/intern/particle.c
@@ -2542,7 +2542,7 @@ static void psys_thread_create_path(ParticleThread *thread, struct ChildParticle
 						normalize_v3(v1);
 						normalize_v3(v2);
 
-						d = saacos(dot_v3v3(v1, v2)) * 180.0f/(float)M_PI;
+						d = RAD2DEGF(saacos(dot_v3v3(v1, v2)));
 					}
 
 					if(p_max > p_min)
diff --git a/source/blender/blenkernel/intern/seqeffects.c b/source/blender/blenkernel/intern/seqeffects.c
index 43747fde729..e5d74177c91 100644
--- a/source/blender/blenkernel/intern/seqeffects.c
+++ b/source/blender/blenkernel/intern/seqeffects.c
@@ -2132,7 +2132,7 @@ static void do_transform(Scene *scene, Sequence *seq, float UNUSED(facf0), int x
 	}
 	
 	// Rotate
-	rotate_radians = ((float)M_PI*transform->rotIni)/180.0f;
+	rotate_radians = DEG2RADF(transform->rotIni);
 
 	transform_image(x,y, ibuf1, out, scale_x, scale_y, translate_x, translate_y, rotate_radians, transform->interpolation);
 }
diff --git a/source/blender/collada/AnimationExporter.cpp b/source/blender/collada/AnimationExporter.cpp
index 2ea10111bb9..ae568e69936 100644
--- a/source/blender/collada/AnimationExporter.cpp
+++ b/source/blender/collada/AnimationExporter.cpp
@@ -577,7 +577,7 @@ void AnimationExporter::get_source_values(BezTriple *bezt, COLLADASW::InputSeman
 		case COLLADASW::InputSemantic::OUTPUT:
 			*length = 1;
 			if (rotation) {
-				values[0] = (bezt->vec[1][1]) * 180.0f/M_PI;
+				values[0] = RAD2DEGF(bezt->vec[1][1]);
 			}
 			else {
 				values[0] = bezt->vec[1][1];
@@ -593,7 +593,7 @@ void AnimationExporter::get_source_values(BezTriple *bezt, COLLADASW::InputSeman
 				values[1] = 0; 	
 			}
 			else if (rotation) {
-				values[1] = (bezt->vec[0][1]) * 180.0f/M_PI;
+				values[1] = RAD2DEGF(bezt->vec[0][1]);
 			} else {
 				values[1] = bezt->vec[0][1];
 			}
@@ -608,7 +608,7 @@ void AnimationExporter::get_source_values(BezTriple *bezt, COLLADASW::InputSeman
 				values[1] = 0;	
 			}
 			else if (rotation) {
-				values[1] = (bezt->vec[2][1]) * 180.0f/M_PI;
+				values[1] = RAD2DEGF(bezt->vec[2][1]);
 			} else {
 				values[1] = bezt->vec[2][1];
 			}
@@ -688,7 +688,7 @@ std::string AnimationExporter::create_source_from_array(COLLADASW::InputSemantic
 		//	val = convert_time(val);
 		//else
 		if (is_rot)
-			val *= 180.0f / M_PI;
+			val = RAD2DEGF(val);
 		source.appendValues(val);
 	}
 
diff --git a/source/blender/collada/AnimationImporter.cpp b/source/blender/collada/AnimationImporter.cpp
index 43428f57d4f..a176b6eb4cd 100644
--- a/source/blender/collada/AnimationImporter.cpp
+++ b/source/blender/collada/AnimationImporter.cpp
@@ -170,9 +170,9 @@ void AnimationImporter::fcurve_deg_to_rad(FCurve *cu)
 {
 	for (unsigned int i = 0; i < cu->totvert; i++) {
 		// TODO convert handles too
-		cu->bezt[i].vec[1][1] *= M_PI / 180.0f;
-		cu->bezt[i].vec[0][1] *= M_PI / 180.0f;
-		cu->bezt[i].vec[2][1] *= M_PI / 180.0f;
+		cu->bezt[i].vec[1][1] *= DEG2RADF(1.0f);
+		cu->bezt[i].vec[0][1] *= DEG2RADF(1.0f);
+		cu->bezt[i].vec[2][1] *= DEG2RADF(1.0f);
 	}
 }
 
@@ -741,7 +741,7 @@ void AnimationImporter::apply_matrix_curves( Object * ob, std::vector<FCurve*>&
 		mat4_to_quat(rot, mat);
 		/*for ( int i = 0 ; i < 4  ;  i ++ )
 		{
-		rot[i] = rot[i] * (180 / M_PI); 
+		rot[i] = RAD2DEGF(rot[i]);
 		}*/
 		copy_v3_v3(loc, mat[3]);
 		mat4_to_size(scale, mat);
diff --git a/source/blender/collada/CameraExporter.cpp b/source/blender/collada/CameraExporter.cpp
index 542409072f1..006d4c0ed23 100644
--- a/source/blender/collada/CameraExporter.cpp
+++ b/source/blender/collada/CameraExporter.cpp
@@ -73,7 +73,7 @@ void CamerasExporter::operator()(Object *ob, Scene *sce)
 	
 	if (cam->type == CAM_PERSP) {
 		COLLADASW::PerspectiveOptic persp(mSW);
-		persp.setXFov(lens_to_angle(cam->lens)*(180.0f/M_PI),"xfov");
+		persp.setXFov(RAD2DEGF(lens_to_angle(cam->lens)), "xfov");
 		persp.setAspectRatio((float)(sce->r.xsch)/(float)(sce->r.ysch),false,"aspect_ratio");
 		persp.setZFar(cam->clipend, false , "zfar");
 		persp.setZNear(cam->clipsta,false , "znear");
diff --git a/source/blender/collada/DocumentImporter.cpp b/source/blender/collada/DocumentImporter.cpp
index 366837421e3..2387c9a1465 100644
--- a/source/blender/collada/DocumentImporter.cpp
+++ b/source/blender/collada/DocumentImporter.cpp
@@ -816,7 +816,7 @@ bool DocumentImporter::writeCamera( const COLLADAFW::Camera* camera )
 						double aspect = camera->getAspectRatio().getValue();
 						double xfov = aspect*yfov;
 						// xfov is in degrees, cam->lens is in millimiters
-						cam->lens = angle_to_lens((float)xfov*(M_PI/180.0f));
+						cam->lens = angle_to_lens(DEG2RADF(xfov));;
 					}
 					break;
 			}
@@ -837,7 +837,7 @@ bool DocumentImporter::writeCamera( const COLLADAFW::Camera* camera )
 					{
 						double x = camera->getXFov().getValue();
 						// x is in degrees, cam->lens is in millimiters
-						cam->lens = angle_to_lens((float)x*(M_PI/180.0f));
+						cam->lens = angle_to_lens(DEG2RADF(x));
 					}
 					break;
 			}
@@ -854,7 +854,7 @@ bool DocumentImporter::writeCamera( const COLLADAFW::Camera* camera )
 					{
 					double yfov = camera->getYFov().getValue();
 					// yfov is in degrees, cam->lens is in millimiters
-					cam->lens = angle_to_lens((float)yfov*(M_PI/180.0f));
+					cam->lens = angle_to_lens(DEG2RADF(yfov));
 					}
 					break;
 			}
diff --git a/source/blender/collada/TransformReader.cpp b/source/blender/collada/TransformReader.cpp
index 625a0220830..fa14a548850 100644
--- a/source/blender/collada/TransformReader.cpp
+++ b/source/blender/collada/TransformReader.cpp
@@ -82,8 +82,8 @@ void TransformReader::dae_rotate_to_mat4(COLLADAFW::Transformation *tm, float m[
 {
 	COLLADAFW::Rotate *ro = (COLLADAFW::Rotate*)tm;
 	COLLADABU::Math::Vector3& axis = ro->getRotationAxis();
-	float angle = (float)(ro->getRotationAngle() * M_PI / 180.0f);
-	float ax[] = {axis[0], axis[1], axis[2]};
+	const float angle = (float)DEG2RAD(ro->getRotationAngle());
+	const float ax[] = {axis[0], axis[1], axis[2]};
 	// float quat[4];
 	// axis_angle_to_quat(quat, axis, angle);
 	// quat_to_mat4(m, quat);
diff --git a/source/blender/collada/TransformWriter.cpp b/source/blender/collada/TransformWriter.cpp
index 88ed112c3fe..34d13a2184d 100644
--- a/source/blender/collada/TransformWriter.cpp
+++ b/source/blender/collada/TransformWriter.cpp
@@ -107,9 +107,9 @@ void TransformWriter::add_transform(COLLADASW::Node& node, float loc[3], float r
 	/*node.addRotateZ("rotationZ", COLLADABU::Math::Utils::radToDegF(rot[2]));
 	node.addRotateY("rotationY", COLLADABU::Math::Utils::radToDegF(rot[1]));
 	node.addRotateX("rotationX", COLLADABU::Math::Utils::radToDegF(rot[0]));*/
-	node.addRotateZ("rotationZ", rot[2] * 180.0f/M_PI);
-	node.addRotateY("rotationY", (rot[1]* 180.0f/M_PI));
-	node.addRotateX("rotationX", (rot[0]* 180.0f/M_PI));
+	node.addRotateZ("rotationZ", RAD2DEGF(rot[2]));
+	node.addRotateY("rotationY", RAD2DEGF(rot[1]));
+	node.addRotateX("rotationX", RAD2DEGF(rot[0]));
 
 	node.addScale("scale", scale[0], scale[1], scale[2]);
 }
diff --git a/source/blender/editors/animation/anim_draw.c b/source/blender/editors/animation/anim_draw.c
index 70974386917..d2b1fcc4abd 100644
--- a/source/blender/editors/animation/anim_draw.c
+++ b/source/blender/editors/animation/anim_draw.c
@@ -404,9 +404,9 @@ float ANIM_unit_mapping_get_factor (Scene *scene, ID *id, FCurve *fcu, short res
 				/* if the radians flag is not set, default to using degrees which need conversions */
 				if ((scene) && (scene->unit.system_rotation == USER_UNIT_ROT_RADIANS) == 0) {
 					if (restore)
-						return M_PI / 180.0;	/* degrees to radians */
+						return DEG2RADF(1.0f);	/* degrees to radians */
 					else
-						return 180.0 / M_PI;	/* radians to degrees */
+						return RAD2DEGF(1.0f);	/* radians to degrees */
 				}
 			}
 			
diff --git a/source/blender/editors/armature/editarmature.c b/source/blender/editors/armature/editarmature.c
index a4b1e9a6e2c..eafe65b4492 100644
--- a/source/blender/editors/armature/editarmature.c
+++ b/source/blender/editors/armature/editarmature.c
@@ -361,7 +361,7 @@ static void fix_bonelist_roll (ListBase *bonelist, ListBase *editbonelist)
 			print_m4("premat", premat);
 			print_m4("postmat", postmat);
 			print_m4("difmat", difmat);
-			printf ("Roll = %f\n",  (-atan2(difmat[2][0], difmat[2][2]) * (180.0/M_PI)));
+			printf ("Roll = %f\n",  RAD2DEGF(-atan2(difmat[2][0], difmat[2][2])));
 #endif
 			curBone->roll = (float)-atan2(difmat[2][0], difmat[2][2]);
 			
diff --git a/source/blender/editors/interface/interface_draw.c b/source/blender/editors/interface/interface_draw.c
index 33aeb2df926..8889c419c35 100644
--- a/source/blender/editors/interface/interface_draw.c
+++ b/source/blender/editors/interface/interface_draw.c
@@ -959,13 +959,13 @@ static float polar_to_y(float center, float diam, float ampli, float angle)
 	return center + diam * ampli * sinf(angle);
 }
 
-static void vectorscope_draw_target(float centerx, float centery, float diam, float r, float g, float b)
+static void vectorscope_draw_target(float centerx, float centery, float diam, const float colf[3])
 {
 	float y,u,v;
 	float tangle=0.f, tampli;
 	float dangle, dampli, dangle2, dampli2;
 
-	rgb_to_yuv(r,g,b, &y, &u, &v);
+	rgb_to_yuv(colf[0], colf[1], colf[2], &y, &u, &v);
 	if (u>0 && v>=0) tangle=atanf(v/u);
 	else if (u>0 && v<0) tangle= atanf(v/u) + 2.0f * (float)M_PI;
 	else if (u<0) tangle=atanf(v/u) + (float)M_PI;
@@ -975,7 +975,7 @@ static void vectorscope_draw_target(float centerx, float centery, float diam, fl
 
 	/* small target vary by 2.5 degree and 2.5 IRE unit */
 	glColor4f(1.0f, 1.0f, 1.0, 0.12f);
-	dangle= 2.5f*(float)M_PI/180.0f;
+	dangle= DEG2RADF(2.5f);
 	dampli= 2.5f/200.0f;
 	glBegin(GL_LINE_STRIP);
 	glVertex2f(polar_to_x(centerx,diam,tampli+dampli,tangle+dangle), polar_to_y(centery,diam,tampli+dampli,tangle+dangle));
@@ -986,9 +986,9 @@ static void vectorscope_draw_target(float centerx, float centery, float diam, fl
 	glEnd();
 	/* big target vary by 10 degree and 20% amplitude */
 	glColor4f(1.0f, 1.0f, 1.0, 0.12f);
-	dangle= 10.0f*(float)M_PI/180.0f;
+	dangle= DEG2RADF(10.0f);
 	dampli= 0.2f*tampli;
-	dangle2= 5.0f*(float)M_PI/180.0f;
+	dangle2= DEG2RADF(5.0f);
 	dampli2= 0.5f*dampli;
 	glBegin(GL_LINE_STRIP);
 	glVertex2f(polar_to_x(centerx,diam,tampli+dampli-dampli2,tangle+dangle), polar_to_y(centery,diam,tampli+dampli-dampli2,tangle+dangle));
@@ -1014,13 +1014,13 @@ static void vectorscope_draw_target(float centerx, float centery, float diam, fl
 
 void ui_draw_but_VECTORSCOPE(ARegion *ar, uiBut *but, uiWidgetColors *UNUSED(wcol), rcti *recti)
 {
+	const float skin_rad= DEG2RADF(123.0f); /* angle in radians of the skin tone line */
 	Scopes *scopes = (Scopes *)but->poin;
 	rctf rect;
 	int i, j;
-	int skina= 123; /* angle in degree of the skin tone line */
 	float w, h, centerx, centery, diam;
 	float alpha;
-	float colors[6][3]={{.75,0,0},{.75,.75,0},{0,.75,0},{0,.75,.75},{0,0,.75},{.75,0,.75}};
+	const float colors[6][3]={{.75,0,0},{.75,.75,0},{0,.75,0},{0,.75,.75},{0,0,.75},{.75,0,.75}};
 	GLint scissor[4];
 	
 	rect.xmin = (float)recti->xmin+1;
@@ -1056,19 +1056,19 @@ void ui_draw_but_VECTORSCOPE(ARegion *ar, uiBut *but, uiWidgetColors *UNUSED(wco
 	for(j=0; j<5; j++) {
 		glBegin(GL_LINE_STRIP);
 		for(i=0; i<=360; i=i+15) {
-			float a= i*M_PI/180.0;
-			float r= (j+1)/10.0f;
-			glVertex2f( polar_to_x(centerx,diam,r,a), polar_to_y(centery,diam,r,a));
+			const float a= DEG2RADF((float)i);
+			const float r= (j+1)/10.0f;
+			glVertex2f(polar_to_x(centerx,diam,r,a), polar_to_y(centery,diam,r,a));
 		}
 		glEnd();
 	}
 	/* skin tone line */
 	glColor4f(1.f, 0.4f, 0.f, 0.2f);
-	fdrawline(	polar_to_x(centerx, diam, 0.5f, skina*M_PI/180.0), polar_to_y(centery,diam,0.5,skina*M_PI/180.0),
-				polar_to_x(centerx, diam, 0.1f, skina*M_PI/180.0), polar_to_y(centery,diam,0.1,skina*M_PI/180.0));
+	fdrawline(polar_to_x(centerx, diam, 0.5f, skin_rad), polar_to_y(centery,diam,0.5,skin_rad),
+	          polar_to_x(centerx, diam, 0.1f, skin_rad), polar_to_y(centery,diam,0.1,skin_rad));
 	/* saturation points */
 	for(i=0; i<6; i++)
-		vectorscope_draw_target(centerx, centery, diam, colors[i][0], colors[i][1], colors[i][2]);
+		vectorscope_draw_target(centerx, centery, diam, colors[i]);
 	
 	if (scopes->ok && scopes->vecscope != NULL) {
 		/* pixel point cloud */
diff --git a/source/blender/editors/sculpt_paint/paint_stroke.c b/source/blender/editors/sculpt_paint/paint_stroke.c
index 73a6e4fad20..767001ff163 100644
--- a/source/blender/editors/sculpt_paint/paint_stroke.c
+++ b/source/blender/editors/sculpt_paint/paint_stroke.c
@@ -447,9 +447,9 @@ static void paint_draw_alpha_overlay(Sculpt *sd, Brush *brush,
 		if(brush->mtex.brush_map_mode == MTEX_MAP_MODE_FIXED) {
 			/* brush rotation */
 			glTranslatef(0.5, 0.5, 0);
-			glRotatef((double)((brush->flag & BRUSH_RAKE) ?
-				   sd->last_angle : sd->special_rotation) * (180.0/M_PI),
-				  0.0, 0.0, 1.0);
+			glRotatef((double)RAD2DEGF((brush->flag & BRUSH_RAKE) ?
+			                           sd->last_angle : sd->special_rotation),
+			                           0.0, 0.0, 1.0);
 			glTranslatef(-0.5f, -0.5f, 0);
 
 			/* scale based on tablet pressure */
diff --git a/source/blender/editors/space_view3d/drawobject.c b/source/blender/editors/space_view3d/drawobject.c
index af9c7ef3c85..0e8e6cdfee1 100644
--- a/source/blender/editors/space_view3d/drawobject.c
+++ b/source/blender/editors/space_view3d/drawobject.c
@@ -5401,8 +5401,7 @@ static void draw_forcefield(Scene *scene, Object *ob, RegionView3D *rv3d)
 
 		unit_m4(tmat);
 
-		radius=(pd->flag&PFIELD_USEMAXR)?pd->maxrad:1.0f;
-		radius*=(float)M_PI/180.0f;
+		radius= DEG2RADF((pd->flag&PFIELD_USEMAXR) ? pd->maxrad : 1.0f);
 		distance=(pd->flag&PFIELD_USEMAX)?pd->maxdist:0.0f;
 
 		if(pd->flag & (PFIELD_USEMAX|PFIELD_USEMAXR)){
@@ -5411,8 +5410,7 @@ static void draw_forcefield(Scene *scene, Object *ob, RegionView3D *rv3d)
 				drawcone(vec, distance * sinf(radius),-distance * cosf(radius),tmat);
 		}
 
-		radius=(pd->flag&PFIELD_USEMINR)?pd->minrad:1.0f;
-		radius*=(float)M_PI/180.0f;
+		radius= DEG2RADF((pd->flag&PFIELD_USEMINR) ? pd->minrad : 1.0f);
 		distance=(pd->flag&PFIELD_USEMIN)?pd->mindist:0.0f;
 
 		if(pd->flag & (PFIELD_USEMIN|PFIELD_USEMINR)){
diff --git a/source/blender/editors/space_view3d/view3d_buttons.c b/source/blender/editors/space_view3d/view3d_buttons.c
index 50c587194b7..6c69e816b30 100644
--- a/source/blender/editors/space_view3d/view3d_buttons.c
+++ b/source/blender/editors/space_view3d/view3d_buttons.c
@@ -887,9 +887,9 @@ static void v3d_posearmature_buts(uiLayout *layout, Object *ob)
 		quat_to_eul( tfp->ob_eul,pchan->quat);
 	else
 		copy_v3_v3(tfp->ob_eul, pchan->eul);
-	tfp->ob_eul[0]*= 180.0/M_PI;
-	tfp->ob_eul[1]*= 180.0/M_PI;
-	tfp->ob_eul[2]*= 180.0/M_PI;
+	tfp->ob_eul[0]*= RAD2DEGF(1.0f);
+	tfp->ob_eul[1]*= RAD2DEGF(1.0f);
+	tfp->ob_eul[2]*= RAD2DEGF(1.0f);
 	
 	uiDefBut(block, LABEL, 0, "Location:",			0, 240, 100, 20, 0, 0, 0, 0, 0, "");
 	uiBlockBeginAlign(block);
@@ -1097,9 +1097,9 @@ static void do_view3d_region_buttons(bContext *C, void *UNUSED(index), int event
 			if (!pchan) return;
 			
 			/* make a copy to eul[3], to allow TAB on buttons to work */
-			eul[0]= (float)M_PI*tfp->ob_eul[0]/180.0f;
-			eul[1]= (float)M_PI*tfp->ob_eul[1]/180.0f;
-			eul[2]= (float)M_PI*tfp->ob_eul[2]/180.0f;
+			eul[0]= DEG2RADF(tfp->ob_eul[0]);
+			eul[1]= DEG2RADF(tfp->ob_eul[1]);
+			eul[2]= DEG2RADF(tfp->ob_eul[2]);
 			
 			if (pchan->rotmode == ROT_MODE_AXISANGLE) {
 				float quat[4];
diff --git a/source/blender/editors/uvedit/uvedit_draw.c b/source/blender/editors/uvedit/uvedit_draw.c
index 453bea0969b..d5a94c9b56a 100644
--- a/source/blender/editors/uvedit/uvedit_draw.c
+++ b/source/blender/editors/uvedit/uvedit_draw.c
@@ -275,7 +275,7 @@ static void draw_uvs_stretch(SpaceImage *sima, Scene *scene, EditMesh *em, MTFac
 						VECSUB2D(av4, tf_uv[2], tf_uv[3]); normalize_v2(av4);
 						
 						/* This is the correct angle however we are only comparing angles
-						 * uvang1 = 90-((angle_normalized_v2v2(av1, av2) * 180.0/M_PI)-90);*/
+						 * uvang1 = 90-((angle_normalized_v2v2(av1, av2) * RAD2DEGF(1.0f))-90);*/
 						uvang1 = angle_normalized_v2v2(av1, av2);
 						uvang2 = angle_normalized_v2v2(av2, av3);
 						uvang3 = angle_normalized_v2v2(av3, av4);
@@ -288,7 +288,7 @@ static void draw_uvs_stretch(SpaceImage *sima, Scene *scene, EditMesh *em, MTFac
 						VECSUB(av4, efa->v3->co, efa->v4->co); normalize_v3(av4);
 						
 						/* This is the correct angle however we are only comparing angles
-						 * ang1 = 90-((angle_normalized_v3v3(av1, av2) * 180.0/M_PI)-90);*/
+						 * ang1 = 90-((angle_normalized_v3v3(av1, av2) * RAD2DEGF(1.0f))-90);*/
 						ang1 = angle_normalized_v3v3(av1, av2);
 						ang2 = angle_normalized_v3v3(av2, av3);
 						ang3 = angle_normalized_v3v3(av3, av4);
diff --git a/source/blender/render/intern/source/convertblender.c b/source/blender/render/intern/source/convertblender.c
index 934894f63b6..ba7af235acc 100644
--- a/source/blender/render/intern/source/convertblender.c
+++ b/source/blender/render/intern/source/convertblender.c
@@ -822,7 +822,7 @@ static void autosmooth(Render *UNUSED(re), ObjectRen *obr, float mat[][4], int d
 	if(obr->totvert==0) return;
 	asverts= MEM_callocN(sizeof(ASvert)*obr->totvert, "all smooth verts");
 	
-	thresh= cosf((float)M_PI*(0.5f+(float)degr)/180.0f );
+	thresh= cosf(DEG2RADF((0.5f + (float)degr)));
 	
 	/* step zero: give faces normals of original mesh, if this is provided */
 	
@@ -1717,7 +1717,7 @@ static int render_new_particle_system(Render *re, ObjectRen *obr, ParticleSystem
 		if(part->draw & PART_DRAW_REN_ADAPT) {
 			sd.adapt = 1;
 			sd.adapt_pix = (float)part->adapt_pix;
-			sd.adapt_angle = cos((float)part->adapt_angle * (float)(M_PI / 180.0));
+			sd.adapt_angle = cosf(DEG2RADF((float)part->adapt_angle));
 		}
 
 		if(re->r.renderer==R_INTERN && part->draw&PART_DRAW_REN_STRAND) {
@@ -1728,7 +1728,7 @@ static int render_new_particle_system(Render *re, ObjectRen *obr, ParticleSystem
 			strandbuf->winx= re->winx;
 			strandbuf->winy= re->winy;
 			strandbuf->maxdepth= 2;
-			strandbuf->adaptcos= cos((float)part->adapt_angle*(float)(M_PI/180.0));
+			strandbuf->adaptcos= cosf(DEG2RADF((float)part->adapt_angle));
 			strandbuf->overrideuv= sd.override_uv;
 			strandbuf->minwidth= ma->strand_min;
 
diff --git a/source/gameengine/Ketsji/KX_Dome.cpp b/source/gameengine/Ketsji/KX_Dome.cpp
index 00c5e5803a8..f0ea6f15ffe 100644
--- a/source/gameengine/Ketsji/KX_Dome.cpp
+++ b/source/gameengine/Ketsji/KX_Dome.cpp
@@ -561,7 +561,7 @@ void KX_Dome::CreateMeshDome180(void)
 	int i,j;
 	float uv_ratio = (float)(m_buffersize-1) / m_imagesize;
 
-	m_radangle = m_angle * M_PI/180.0;//calculates the radians angle, used for flattening
+	m_radangle = DEG2RADF(m_angle); //calculates the radians angle, used for flattening
 
 	//creating faces for the env mapcube 180deg Dome
 	// Top Face - just a triangle