code cleanup: double promotion & some style cleanup

21 files changed, 66 insertions, 66 deletions

diff --git a/source/blender/editors/armature/editarmature.c b/source/blender/editors/armature/editarmature.c
index eb821ffc147..a2e95622bcf 100644
--- a/source/blender/editors/armature/editarmature.c
+++ b/source/blender/editors/armature/editarmature.c
@@ -4096,7 +4096,7 @@ static void select_similar_direction(bArmature *arm, EditBone *ebone_act, const
 			float dir[3];
 			sub_v3_v3v3(dir, ebone->head, ebone->tail);
 
-			if (angle_v3v3(dir_act, dir) / M_PI < thresh) {
+			if (angle_v3v3(dir_act, dir) / (float)M_PI < thresh) {
 				ED_armature_edit_bone_select(ebone);
 			}
 		}
diff --git a/source/blender/editors/mesh/editmesh_add.c b/source/blender/editors/mesh/editmesh_add.c
index c2a97b3ea70..60c0ebbc7b3 100644
--- a/source/blender/editors/mesh/editmesh_add.c
+++ b/source/blender/editors/mesh/editmesh_add.c
@@ -475,7 +475,7 @@ static int add_primitive_monkey_exec(bContext *C, wmOperator *op)
 	
 	ED_object_add_generic_get_opts(C, op, loc, rot, &enter_editmode, &layer, &view_aligned);
 	if (!view_aligned)
-		rot[0] += M_PI / 2.0f;
+		rot[0] += (float)M_PI / 2.0f;
 	
 	make_prim_init(C, "Monkey", &dia, mat, &state, loc, rot, layer);
 
diff --git a/source/blender/editors/mesh/editmesh_knife.c b/source/blender/editors/mesh/editmesh_knife.c
index 2208d96ca46..b215f0ac345 100644
--- a/source/blender/editors/mesh/editmesh_knife.c
+++ b/source/blender/editors/mesh/editmesh_knife.c
@@ -1412,7 +1412,7 @@ static KnifeEdge *knife_find_closest_edge(KnifeTool_OpData *kcd, float p[3], flo
 	float co[3], cageco[3], sco[3], maxdist = knife_snap_size(kcd, kcd->ethresh);
 
 	if (kcd->ignore_vert_snapping)
-		maxdist *= 0.5;
+		maxdist *= 0.5f;
 
 	f = knife_find_closest_face(kcd, co, cageco, NULL);
 	*is_space = !f;
@@ -1502,7 +1502,7 @@ static KnifeVert *knife_find_closest_vert(KnifeTool_OpData *kcd, float p[3], flo
 	float co[3], cageco[3], sco[3], maxdist = knife_snap_size(kcd, kcd->vthresh);
 
 	if (kcd->ignore_vert_snapping)
-		maxdist *= 0.5;
+		maxdist *= 0.5f;
 
 	f = knife_find_closest_face(kcd, co, cageco, is_space);
 
diff --git a/source/blender/editors/mesh/editmesh_select.c b/source/blender/editors/mesh/editmesh_select.c
index 32e70e798fe..d38ec6436b9 100644
--- a/source/blender/editors/mesh/editmesh_select.c
+++ b/source/blender/editors/mesh/editmesh_select.c
@@ -1129,7 +1129,7 @@ static float edgetag_cut_cost(BMEditMesh *UNUSED(em), BMEdge *e1, BMEdge *e2, BM
 	/* but is biased to give higher values to sharp turns, so that it will take
 	 * paths with fewer "turns" when selecting between equal-weighted paths between
 	 * the two edges */
-	cost = cost + 0.5f * cost * (2.0f - sqrt(fabs(dot_v3v3(d1, d2))));
+	cost = cost + 0.5f * cost * (2.0f - sqrtf(fabsf(dot_v3v3(d1, d2))));
 
 	return cost;
 }
@@ -2294,7 +2294,7 @@ static int edbm_select_linked_flat_faces_exec(bContext *C, wmOperator *op)
 	float sharp = RNA_float_get(op->ptr, "sharpness");
 	int i;
 
-	sharp = (sharp * M_PI) / 180.0;
+	sharp = (sharp * (float)M_PI) / 180.0f;
 
 	BM_ITER_MESH (f, &iter, em->bm, BM_FACES_OF_MESH) {
 		BM_elem_flag_disable(f, BM_ELEM_TAG);
diff --git a/source/blender/editors/mesh/editmesh_slide.c b/source/blender/editors/mesh/editmesh_slide.c
index 36ce610c64b..a86a274eb70 100644
--- a/source/blender/editors/mesh/editmesh_slide.c
+++ b/source/blender/editors/mesh/editmesh_slide.c
@@ -279,7 +279,7 @@ static void vtx_slide_draw(const bContext *C, ARegion *UNUSED(ar), void *arg)
 		/* Get 3d view */
 		View3D *view3d = CTX_wm_view3d(C);
 		const float outline_w = UI_GetThemeValuef(TH_OUTLINE_WIDTH) + 0.8f;
-		const float pt_size = UI_GetThemeValuef(TH_FACEDOT_SIZE) + 1.5;
+		const float pt_size = UI_GetThemeValuef(TH_FACEDOT_SIZE) + 1.5f;
 
 		int i = 0;
 
diff --git a/source/blender/editors/mesh/editmesh_tools.c b/source/blender/editors/mesh/editmesh_tools.c
index c6b899bfd37..524ee029339 100644
--- a/source/blender/editors/mesh/editmesh_tools.c
+++ b/source/blender/editors/mesh/editmesh_tools.c
@@ -2346,7 +2346,7 @@ static int edbm_select_axis_exec(bContext *C, wmOperator *op)
 			if (!BM_elem_flag_test(ev, BM_ELEM_HIDDEN)) {
 				switch (mode) {
 					case -1: /* aligned */
-						if (fabs(ev->co[axis] - value) < limit)
+						if (fabsf(ev->co[axis] - value) < limit)
 							BM_vert_select_set(em->bm, ev, TRUE);
 						break;
 					case 0: /* neg */
@@ -2593,21 +2593,21 @@ static float bm_edge_seg_isect(BMEdge *e, CutCurve *c, int len, char mode,
 				m1 = MAXSLOPE;
 				b1 = x12;
 			}
-			x2max = MAX2(x21, x22) + 0.001; /* prevent missed edges   */
-			x2min = MIN2(x21, x22) - 0.001; /* due to round off error */
-			y2max = MAX2(y21, y22) + 0.001;
-			y2min = MIN2(y21, y22) - 0.001;
+			x2max = MAX2(x21, x22) + 0.001f; /* prevent missed edges   */
+			x2min = MIN2(x21, x22) - 0.001f; /* due to round off error */
+			y2max = MAX2(y21, y22) + 0.001f;
+			y2min = MIN2(y21, y22) - 0.001f;
 			
 			/* Found an intersect,  calc intersect point */
 			if (m1 == m2) { /* co-incident lines */
 				/* cut at 50% of overlap area */
 				x1max = MAX2(x11, x12);
 				x1min = MIN2(x11, x12);
-				xi = (MIN2(x2max, x1max) + MAX2(x2min, x1min)) / 2.0;
+				xi = (MIN2(x2max, x1max) + MAX2(x2min, x1min)) / 2.0f;
 				
 				y1max = MAX2(y11, y12);
 				y1min = MIN2(y11, y12);
-				yi = (MIN2(y2max, y1max) + MAX2(y2min, y1min)) / 2.0;
+				yi = (MIN2(y2max, y1max) + MAX2(y2min, y1min)) / 2.0f;
 			}
 			else if (m2 == MAXSLOPE) {
 				xi = x22;
@@ -4034,7 +4034,7 @@ static int edbm_noise_exec(bContext *C, wmOperator *op)
 
 	if (tex->type == TEX_STUCCI) {
 		float b2, vec[3];
-		float ofs = tex->turbul / 200.0;
+		float ofs = tex->turbul / 200.0f;
 		BM_ITER_MESH (eve, &iter, em->bm, BM_VERTS_OF_MESH) {
 			if (BM_elem_flag_test(eve, BM_ELEM_SELECT)) {
 				b2 = BLI_hnoise(tex->noisesize, eve->co[0], eve->co[1], eve->co[2]);
@@ -4121,7 +4121,7 @@ static int edbm_bevel_exec(bContext *C, wmOperator *op)
 		w[i] = s;
 		ftot += s;
 
-		df *= 2.0;
+		df *= 2.0f;
 	}
 
 	mul_vn_fl(w, recursion, 1.0f / (float)ftot);
diff --git a/source/blender/editors/mesh/editmesh_utils.c b/source/blender/editors/mesh/editmesh_utils.c
index 2ebeb9ca224..a17f335091b 100644
--- a/source/blender/editors/mesh/editmesh_utils.c
+++ b/source/blender/editors/mesh/editmesh_utils.c
@@ -671,7 +671,7 @@ UvVertMap *EDBM_uv_vert_map_create(BMEditMesh *em, int selected, int do_face_idx
 				
 				sub_v2_v2v2(uvdiff, uv2, uv);
 
-				if (fabs(uvdiff[0]) < limit[0] && fabs(uvdiff[1]) < limit[1]) {
+				if (fabsf(uvdiff[0]) < limit[0] && fabsf(uvdiff[1]) < limit[1]) {
 					if (lastv) lastv->next = next;
 					else vlist = next;
 					iterv->next = newvlist;
diff --git a/source/blender/editors/mesh/mesh_data.c b/source/blender/editors/mesh/mesh_data.c
index fb9b012a31a..f611a985797 100644
--- a/source/blender/editors/mesh/mesh_data.c
+++ b/source/blender/editors/mesh/mesh_data.c
@@ -275,11 +275,11 @@ int ED_mesh_uv_loop_reset_ex(struct bContext *C, struct Mesh *me, const int laye
 		else if (len > 2) {
 			float fac = 0.0f, dfac = 1.0f / (float)len;
 
-			dfac *= M_PI * 2;
+			dfac *= (float)M_PI * 2.0f;
 
 			for (i = 0; i < len; i++) {
-				fuvs[i][0] = 0.5f * sin(fac) + 0.5f;
-				fuvs[i][1] = 0.5f * cos(fac) + 0.5f;
+				fuvs[i][0] = 0.5f * sinf(fac) + 0.5f;
+				fuvs[i][1] = 0.5f * cosf(fac) + 0.5f;
 
 				fac += dfac;
 			}
diff --git a/source/blender/editors/object/object_vgroup.c b/source/blender/editors/object/object_vgroup.c
index b4d5d2c1c79..acafe62150f 100644
--- a/source/blender/editors/object/object_vgroup.c
+++ b/source/blender/editors/object/object_vgroup.c
@@ -1257,7 +1257,7 @@ static void vgroup_blend(Object *ob, const float fac)
 	int i, dvert_tot = 0;
 	const int def_nr = ob->actdef - 1;
 
-	BLI_assert(fac >= 0.0 && fac <= 1.0f);
+	BLI_assert(fac >= 0.0f && fac <= 1.0f);
 
 	if (ob->type != OB_MESH) {
 		return;
diff --git a/source/blender/editors/screen/area.c b/source/blender/editors/screen/area.c
index 772c114e6d6..2fa1e759e21 100644
--- a/source/blender/editors/screen/area.c
+++ b/source/blender/editors/screen/area.c
@@ -172,8 +172,8 @@ static void area_draw_azone(short x1, short y1, short x2, short y2)
 	int dx = x2 - x1;
 	int dy = y2 - y1;
 
-	dx= copysign(ceil(0.3f*fabs(dx)), dx);
-	dy= copysign(ceil(0.3f*fabs(dy)), dy);
+	dx = copysign(ceilf(0.3f * fabsf(dx)), dx);
+	dy = copysign(ceilf(0.3f * fabsf(dy)), dy);
 
 	glEnable(GL_BLEND);
 	glEnable(GL_LINE_SMOOTH);
diff --git a/source/blender/editors/sculpt_paint/sculpt_uv.c b/source/blender/editors/sculpt_paint/sculpt_uv.c
index 4545c498fed..707d5b2aa7c 100644
--- a/source/blender/editors/sculpt_paint/sculpt_uv.c
+++ b/source/blender/editors/sculpt_paint/sculpt_uv.c
@@ -207,8 +207,8 @@ void HC_relaxation_iteration_uv(BMEditMesh *em, UvSculptData *sculptdata, float
 			float strength;
 			strength = alpha * brush_curve_strength(brush, sqrt(dist), radius_root);
 
-			sculptdata->uv[i].uv[0] = (1.0 - strength) * sculptdata->uv[i].uv[0] + strength * (tmp_uvdata[i].p[0] - 0.5f * (tmp_uvdata[i].b[0] + tmp_uvdata[i].sum_b[0] / tmp_uvdata[i].ncounter));
-			sculptdata->uv[i].uv[1] = (1.0 - strength) * sculptdata->uv[i].uv[1] + strength * (tmp_uvdata[i].p[1] - 0.5f * (tmp_uvdata[i].b[1] + tmp_uvdata[i].sum_b[1] / tmp_uvdata[i].ncounter));
+			sculptdata->uv[i].uv[0] = (1.0f - strength) * sculptdata->uv[i].uv[0] + strength * (tmp_uvdata[i].p[0] - 0.5f * (tmp_uvdata[i].b[0] + tmp_uvdata[i].sum_b[0] / tmp_uvdata[i].ncounter));
+			sculptdata->uv[i].uv[1] = (1.0f - strength) * sculptdata->uv[i].uv[1] + strength * (tmp_uvdata[i].p[1] - 0.5f * (tmp_uvdata[i].b[1] + tmp_uvdata[i].sum_b[1] / tmp_uvdata[i].ncounter));
 
 			for (element = sculptdata->uv[i].element; element; element = element->next) {
 				MLoopUV *luv;
@@ -271,8 +271,8 @@ static void laplacian_relaxation_iteration_uv(BMEditMesh *em, UvSculptData *scul
 			float strength;
 			strength = alpha * brush_curve_strength(brush, sqrt(dist), radius_root);
 
-			sculptdata->uv[i].uv[0] = (1.0 - strength) * sculptdata->uv[i].uv[0] + strength * tmp_uvdata[i].p[0];
-			sculptdata->uv[i].uv[1] = (1.0 - strength) * sculptdata->uv[i].uv[1] + strength * tmp_uvdata[i].p[1];
+			sculptdata->uv[i].uv[0] = (1.0f - strength) * sculptdata->uv[i].uv[0] + strength * tmp_uvdata[i].p[0];
+			sculptdata->uv[i].uv[1] = (1.0f - strength) * sculptdata->uv[i].uv[1] + strength * tmp_uvdata[i].p[1];
 
 			for (element = sculptdata->uv[i].element; element; element = element->next) {
 				MLoopUV *luv;
@@ -347,8 +347,8 @@ static void uv_sculpt_stroke_apply(bContext *C, wmOperator *op, wmEvent *event,
 				strength = alpha * brush_curve_strength(brush, sqrt(dist), radius_root);
 				normalize_v2(diff);
 
-				sculptdata->uv[i].uv[0] -= strength * diff[0] * 0.001;
-				sculptdata->uv[i].uv[1] -= strength * diff[1] * 0.001;
+				sculptdata->uv[i].uv[0] -= strength * diff[0] * 0.001f;
+				sculptdata->uv[i].uv[1] -= strength * diff[1] * 0.001f;
 
 				for (element = sculptdata->uv[i].element; element; element = element->next) {
 					MLoopUV *luv;
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c
index ec383e1dbdb..e1828bbef32 100644
--- a/source/blender/editors/space_view3d/view3d_draw.c
+++ b/source/blender/editors/space_view3d/view3d_draw.c
@@ -313,15 +313,15 @@ static void drawgrid(UnitSettings *unit, ARegion *ar, View3D *v3d, const char **
 				double scalar = bUnit_GetScaler(usys, i);
 
 				dx_scalar = dx * scalar / unit->scale_length;
-				if (dx_scalar < (GRID_MIN_PX * 2))
+				if (dx_scalar < (GRID_MIN_PX * 2.0))
 					continue;
 
 				/* Store the smallest drawn grid size units name so users know how big each grid cell is */
 				if (*grid_unit == NULL) {
 					*grid_unit = bUnit_GetNameDisplay(usys, i);
-					rv3d->gridview = (scalar * v3d->grid) / unit->scale_length;
+					rv3d->gridview = (float)((scalar * v3d->grid) / (double)unit->scale_length);
 				}
-				blend_fac = 1 - ((GRID_MIN_PX * 2) / dx_scalar);
+				blend_fac = 1.0f - ((GRID_MIN_PX * 2.0f) / (float)dx_scalar);
 
 				/* tweak to have the fade a bit nicer */
 				blend_fac = (blend_fac * blend_fac) * 2.0f;
@@ -355,7 +355,7 @@ static void drawgrid(UnitSettings *unit, ARegion *ar, View3D *v3d, const char **
 					}
 				}
 				else {  // start blending out
-					UI_ThemeColorBlend(TH_BACK, TH_GRID, dx / (GRID_MIN_PX * 6));
+					UI_ThemeColorBlend(TH_BACK, TH_GRID, dx / (GRID_MIN_PX * 6.0f));
 					drawgrid_draw(ar, wx, wy, x, y, dx);
 
 					UI_ThemeColor(TH_GRID);
@@ -363,7 +363,7 @@ static void drawgrid(UnitSettings *unit, ARegion *ar, View3D *v3d, const char **
 				}
 			}
 			else {  // start blending out (GRID_MIN_PX < dx < (GRID_MIN_PX*10))
-				UI_ThemeColorBlend(TH_BACK, TH_GRID, dx / (GRID_MIN_PX * 6));
+				UI_ThemeColorBlend(TH_BACK, TH_GRID, dx / (GRID_MIN_PX * 6.0f));
 				drawgrid_draw(ar, wx, wy, x, y, dx);
 
 				UI_ThemeColor(TH_GRID);
diff --git a/source/blender/editors/space_view3d/view3d_edit.c b/source/blender/editors/space_view3d/view3d_edit.c
index 44fee7d663d..39cda3efd93 100644
--- a/source/blender/editors/space_view3d/view3d_edit.c
+++ b/source/blender/editors/space_view3d/view3d_edit.c
@@ -696,7 +696,7 @@ static void viewrotate_apply(ViewOpsData *vod, int x, int y)
 			if (dot_v3v3(xaxis, m_inv[0]) < 0) {
 				negate_v3(xaxis);
 			}
-			fac = angle_normalized_v3v3(zvec_global, m_inv[2]) / M_PI;
+			fac = angle_normalized_v3v3(zvec_global, m_inv[2]) / (float)M_PI;
 			fac = fabsf(fac - 0.5f) * 2;
 			fac = fac * fac;
 			interp_v3_v3v3(xaxis, xaxis, m_inv[0], fac);
diff --git a/source/blender/editors/space_view3d/view3d_select.c b/source/blender/editors/space_view3d/view3d_select.c
index 8a211c6a22e..f106fcc268e 100644
--- a/source/blender/editors/space_view3d/view3d_select.c
+++ b/source/blender/editors/space_view3d/view3d_select.c
@@ -2199,7 +2199,7 @@ static void mesh_circle_select(ViewContext *vc, int select, const int mval[2], f
 	int bbsel;
 	CircleSelectUserData data;
 	
-	bbsel = EDBM_backbuf_circle_init(vc, mval[0], mval[1], (short)(rad + 1.0));
+	bbsel = EDBM_backbuf_circle_init(vc, mval[0], mval[1], (short)(rad + 1.0f));
 	ED_view3d_init_mats_rv3d(vc->obedit, vc->rv3d); /* for foreach's screen/vert projection */
 
 	vc->em = BMEdit_FromObject(vc->obedit);
@@ -2250,7 +2250,7 @@ static void paint_facesel_circle_select(ViewContext *vc, int select, const int m
 	if (me) {
 		bm_vertoffs = me->totpoly + 1; /* max index array */
 
-		/* bbsel= */ /* UNUSED */ EDBM_backbuf_circle_init(vc, mval[0], mval[1], (short)(rad + 1.0));
+		/* bbsel= */ /* UNUSED */ EDBM_backbuf_circle_init(vc, mval[0], mval[1], (short)(rad + 1.0f));
 		edbm_backbuf_check_and_select_tfaces(me, select == LEFTMOUSE);
 		EDBM_backbuf_free();
 	}
diff --git a/source/blender/editors/transform/transform_conversions.c b/source/blender/editors/transform/transform_conversions.c
index 5ee3e4bb96d..599d4a559ed 100644
--- a/source/blender/editors/transform/transform_conversions.c
+++ b/source/blender/editors/transform/transform_conversions.c
@@ -3694,9 +3694,9 @@ void flushTransGraphData(TransInfo *t)
 			switch (sipo->autosnap) {
 				case SACTSNAP_FRAME: /* snap to nearest frame (or second if drawing seconds) */
 					if (sipo->flag & SIPO_DRAWTIME)
-						td2d->loc[0]= (float)(floor((td2d->loc[0]/secf) + 0.5f) * secf);
+						td2d->loc[0] = (float)(floorf((td2d->loc[0]/secf) + 0.5f) * secf);
 					else
-						td2d->loc[0]= (float)(floor(td2d->loc[0]+0.5f));
+						td2d->loc[0] = (float)(floorf(td2d->loc[0]+0.5f));
 					break;
 				
 				case SACTSNAP_MARKER: /* snap to nearest marker */
diff --git a/source/blender/editors/transform/transform_generics.c b/source/blender/editors/transform/transform_generics.c
index 0bf02d1a2bf..bea1002b5c6 100644
--- a/source/blender/editors/transform/transform_generics.c
+++ b/source/blender/editors/transform/transform_generics.c
@@ -204,16 +204,16 @@ static void clipMirrorModifier(TransInfo *t, Object *ob)
 						}
 						
 						if (axis & 2) {
-							if (fabs(iloc[1])<=tolerance[1] ||
-							   loc[1]*iloc[1]<0.0f)
+							if (fabsf(iloc[1]) <= tolerance[1] ||
+							   loc[1] * iloc[1]<0.0f)
 							{
 								loc[1]= 0.0f;
 								clip = 1;
 							}
 						}
 						if (axis & 4) {
-							if (fabs(iloc[2])<=tolerance[2] ||
-							   loc[2]*iloc[2]<0.0f)
+							if (fabsf(iloc[2]) <= tolerance[2] ||
+							   loc[2] * iloc[2] < 0.0f)
 							{
 								loc[2]= 0.0f;
 								clip = 1;
@@ -541,12 +541,12 @@ static void recalcData_nla(TransInfo *t)
 		switch (snla->autosnap) {
 			case SACTSNAP_FRAME: /* snap to nearest frame/time  */
 				if (snla->flag & SNLA_DRAWTIME) {
-					tdn->h1[0]= (float)( floor((tdn->h1[0]/secf) + 0.5f) * secf );
-					tdn->h2[0]= (float)( floor((tdn->h2[0]/secf) + 0.5f) * secf );
+					tdn->h1[0] = (float)(floor(((double)tdn->h1[0] / secf) + 0.5) * secf);
+					tdn->h2[0] = (float)(floor(((double)tdn->h2[0] / secf) + 0.5) * secf);
 				}
 				else {
-					tdn->h1[0]= (float)( floor(tdn->h1[0]+0.5f) );
-					tdn->h2[0]= (float)( floor(tdn->h2[0]+0.5f) );
+					tdn->h1[0] = floorf(tdn->h1[0] + 0.5f);
+					tdn->h2[0] = floorf(tdn->h2[0] + 0.5f);
 				}
 				break;
 			
diff --git a/source/blender/editors/transform/transform_input.c b/source/blender/editors/transform/transform_input.c
index 467e3dc600e..0f0d1cc8344 100644
--- a/source/blender/editors/transform/transform_input.c
+++ b/source/blender/editors/transform/transform_input.c
@@ -199,17 +199,17 @@ static void InputCustomRatio(TransInfo *UNUSED(t), MouseInput *mi, const int mva
 			mdx = (mi->precision_mval[0] + (float)(mval[0] - mi->precision_mval[0]) / 10.0f) - data[2];
 			mdy = (mi->precision_mval[1] + (float)(mval[1] - mi->precision_mval[1]) / 10.0f) - data[3];
 
-			distance = (length != 0.0f)? (mdx*dx + mdy*dy) / length: 0.0f;
+			distance = (length != 0.0) ? (mdx * dx + mdy * dy) / length: 0.0;
 		}
 		else {
 			int mdx, mdy;
 			mdx = mval[0] - data[2];
 			mdy = mval[1] - data[3];
 
-			distance = (length != 0.0f)? (mdx*dx + mdy*dy) / length: 0.0f;
+			distance = (length != 0.0) ? (mdx * dx + mdy * dy) / length: 0.0;
 		}
 
-		output[0] = (float)((length != 0.0f)? distance / length: 0.0f);
+		output[0] = (length != 0.0) ? (double)(distance / length) : 0.0f;
 	}
 }
 
diff --git a/source/blender/editors/uvedit/uvedit_draw.c b/source/blender/editors/uvedit/uvedit_draw.c
index fb7e2254e45..a90f8253654 100644
--- a/source/blender/editors/uvedit/uvedit_draw.c
+++ b/source/blender/editors/uvedit/uvedit_draw.c
@@ -855,7 +855,7 @@ static void draw_uvs(SpaceImage *sima, Scene *scene, Object *obedit)
 		glDisable(GL_BLEND);
 
 		/* draw vert preview */
-		glPointSize(pointsize * 2.0);
+		glPointSize(pointsize * 2.0f);
 		UI_ThemeColor4(TH_STITCH_PREVIEW_STITCHABLE);
 		glVertexPointer(2, GL_FLOAT, 0, stitch_preview->preview_stitchable);
 		glDrawArrays(GL_POINTS, 0, stitch_preview->num_stitchable);
diff --git a/source/blender/editors/uvedit/uvedit_ops.c b/source/blender/editors/uvedit/uvedit_ops.c
index 1073369a36d..b515f30e150 100644
--- a/source/blender/editors/uvedit/uvedit_ops.c
+++ b/source/blender/editors/uvedit/uvedit_ops.c
@@ -799,9 +799,9 @@ void uv_find_nearest_vert(Scene *scene, Image *ima, BMEditMesh *em,
 			luv = CustomData_bmesh_get(&em->bm->ldata, l->head.data, CD_MLOOPUV);
 
 			if (penalty && uvedit_uv_select_test(em, scene, l))
-				dist = fabs(co[0] - luv->uv[0]) + penalty[0] + fabs(co[1] - luv->uv[1]) + penalty[1];
+				dist = fabsf(co[0] - luv->uv[0]) + penalty[0] + fabsf(co[1] - luv->uv[1]) + penalty[1];
 			else
-				dist = fabs(co[0] - luv->uv[0]) + fabs(co[1] - luv->uv[1]);
+				dist = fabsf(co[0] - luv->uv[0]) + fabsf(co[1] - luv->uv[1]);
 
 			if (dist <= mindist) {
 				if (dist == mindist)
diff --git a/source/blender/editors/uvedit/uvedit_smart_stitch.c b/source/blender/editors/uvedit/uvedit_smart_stitch.c
index 9474ae95c34..b30821dc56a 100644
--- a/source/blender/editors/uvedit/uvedit_smart_stitch.c
+++ b/source/blender/editors/uvedit/uvedit_smart_stitch.c
@@ -257,8 +257,8 @@ static void stitch_uv_rotate(float rotation, float medianPoint[2], float uv[2])
 	uv[0] -= medianPoint[0];
 	uv[1] -= medianPoint[1];
 
-	uv_rotation_result[0] = cos(rotation) * uv[0] - sin(rotation) * uv[1];
-	uv_rotation_result[1] = sin(rotation) * uv[0] + cos(rotation) * uv[1];
+	uv_rotation_result[0] = cosf(rotation) * uv[0] - sinf(rotation) * uv[1];
+	uv_rotation_result[1] = sinf(rotation) * uv[0] + cosf(rotation) * uv[1];
 
 	uv[0] = uv_rotation_result[0] + medianPoint[0];
 	uv[1] = uv_rotation_result[1] + medianPoint[1];
@@ -286,8 +286,8 @@ static int stitch_check_uvs_stitchable(UvElement *element, UvElement *element_it
 		l_iter = element_iter->l;
 		luv_iter = CustomData_bmesh_get(&state->em->bm->ldata, l_iter->head.data, CD_MLOOPUV);
 
-		if (fabs(luv_orig->uv[0] - luv_iter->uv[0]) < limit &&
-		    fabs(luv_orig->uv[1] - luv_iter->uv[1]) < limit)
+		if (fabsf(luv_orig->uv[0] - luv_iter->uv[0]) < limit &&
+		    fabsf(luv_orig->uv[1] - luv_iter->uv[1]) < limit)
 		{
 			return 1;
 		}
@@ -403,7 +403,7 @@ static void stitch_island_calculate_edge_rotation(UvEdge *edge, StitchState *sta
 	edgecos = uv1[0] * uv2[0] + uv1[1] * uv2[1];
 	edgesin = uv1[0] * uv2[1] - uv2[0] * uv1[1];
 
-	rotation = (edgesin > 0) ? acos(MAX2(-1.0, MIN2(1.0, edgecos))) : -acos(MAX2(-1.0, MIN2(1.0, edgecos)));
+	rotation = (edgesin > 0.0f) ? acosf(MAX2(-1.0f, MIN2(1.0f, edgecos))) : -acosf(MAX2(-1.0f, MIN2(1.0f, edgecos)));
 
 	island_stitch_data[element1->island].num_rot_elements++;
 	island_stitch_data[element1->island].rotation += rotation;
@@ -412,7 +412,7 @@ static void stitch_island_calculate_edge_rotation(UvEdge *edge, StitchState *sta
 
 static void stitch_island_calculate_vert_rotation(UvElement *element, StitchState *state, IslandStitchData *island_stitch_data)
 {
-	float edgecos = 1, edgesin = 0;
+	float edgecos = 1.0f, edgesin = 0.0f;
 	int index;
 	UvElement *element_iter;
 	float rotation = 0;
@@ -441,12 +441,12 @@ static void stitch_island_calculate_vert_rotation(UvElement *element, StitchStat
 			negate_v2_v2(normal, state->normals + index_tmp2 * 2);
 			edgecos = dot_v2v2(normal, state->normals + index_tmp1 * 2);
 			edgesin = cross_v2v2(normal, state->normals + index_tmp1 * 2);
-			rotation += (edgesin > 0) ? acos(edgecos) : -acos(edgecos);
+			rotation += (edgesin > 0.0f) ? acosf(edgecos) : -acosf(edgecos);
 		}
 	}
 
 	if (state->midpoints)
-		rotation /= 2.0;
+		rotation /= 2.0f;
 	island_stitch_data[element->island].num_rot_elements++;
 	island_stitch_data[element->island].rotation += rotation;
 }
@@ -1364,7 +1364,7 @@ static int stitch_modal(bContext *C, wmOperator *op, wmEvent *event)
 		case PADPLUSKEY:
 		case WHEELUPMOUSE:
 			if (event->alt) {
-				stitch_state->limit_dist += 0.01;
+				stitch_state->limit_dist += 0.01f;
 				if (!stitch_process_data(stitch_state, scene, 0)) {
 					return stitch_cancel(C, op);
 				}
@@ -1377,8 +1377,8 @@ static int stitch_modal(bContext *C, wmOperator *op, wmEvent *event)
 		case PADMINUS:
 		case WHEELDOWNMOUSE:
 			if (event->alt) {
-				stitch_state->limit_dist -= 0.01;
-				stitch_state->limit_dist = MAX2(0.01, stitch_state->limit_dist);
+				stitch_state->limit_dist -= 0.01f;
+				stitch_state->limit_dist = MAX2(0.01f, stitch_state->limit_dist);
 				if (!stitch_process_data(stitch_state, scene, 0)) {
 					return stitch_cancel(C, op);
 				}
diff --git a/source/blender/editors/uvedit/uvedit_unwrap_ops.c b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
index 743869e82cc..b2c7dd59f1d 100644
--- a/source/blender/editors/uvedit/uvedit_unwrap_ops.c
+++ b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
@@ -1027,7 +1027,7 @@ static void correct_uv_aspect(BMEditMesh *em)
 			
 			BM_ITER_ELEM (l, &liter, efa, BM_LOOPS_OF_FACE) {
 				luv = CustomData_bmesh_get(&em->bm->ldata, l->head.data, CD_MLOOPUV);
-				luv->uv[0] = ((luv->uv[0] - 0.5) * scale) + 0.5;
+				luv->uv[0] = ((luv->uv[0] - 0.5f) * scale) + 0.5f;
 			}
 		}
 	}
@@ -1040,7 +1040,7 @@ static void correct_uv_aspect(BMEditMesh *em)
 			
 			BM_ITER_ELEM (l, &liter, efa, BM_LOOPS_OF_FACE) {
 				luv = CustomData_bmesh_get(&em->bm->ldata, l->head.data, CD_MLOOPUV);
-				luv->uv[1] = ((luv->uv[1] - 0.5) * scale) + 0.5;
+				luv->uv[1] = ((luv->uv[1] - 0.5f) * scale) + 0.5f;
 			}
 		}
 	}