Fix T93642: value used as transform offset is ignored in some modes

If a transform operator is executed as modal and has a "value" set, that value works as an offset.

However few transform modes were supporting this.

Include more transform modes as supported.

source/blender/editors/transform/transform_mode_bbone_resize.c

@@ -123,6 +123,7 @@ static void applyBoneSize(TransInfo *t, const int UNUSED(mval[2]))
     float ratio = t->values[0];
 
     copy_v3_fl(t->values_final, ratio);
+    add_v3_v3(t->values_final, t->values_modal_offset);
 
     transform_snap_increment(t, t->values_final);
 

source/blender/editors/transform/transform_mode_boneenvelope.c

@@ -51,7 +51,7 @@ static void applyBoneEnvelope(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  ratio = t->values[0];
+  ratio = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &ratio);
 

source/blender/editors/transform/transform_mode_boneroll.c

@@ -52,7 +52,7 @@ static void applyBoneRoll(TransInfo *t, const int UNUSED(mval[2]))
 
   float final;
 
-  final = t->values[0];
+  final = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &final);
 

source/blender/editors/transform/transform_mode_curveshrinkfatten.c

@@ -51,7 +51,7 @@ static void applyCurveShrinkFatten(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  ratio = t->values[0];
+  ratio = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &ratio);
 

source/blender/editors/transform/transform_mode_edge_bevelweight.c

@@ -96,7 +96,7 @@ static void applyBevelWeight(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  weight = t->values[0];
+  weight = t->values[0] + t->values_modal_offset[0];
 
   CLAMP_MAX(weight, 1.0f);
 

source/blender/editors/transform/transform_mode_edge_crease.c

@@ -97,7 +97,7 @@ static void applyCrease(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  crease = t->values[0];
+  crease = t->values[0] + t->values_modal_offset[0];
 
   CLAMP_MAX(crease, 1.0f);
 

source/blender/editors/transform/transform_mode_edge_rotate_normal.c

@@ -95,7 +95,7 @@ static void applyNormalRotation(TransInfo *t, const int UNUSED(mval[2]))
 
     float axis[3];
     float mat[3][3];
-    float angle = t->values[0];
+    float angle = t->values[0] + t->values_modal_offset[0];
     copy_v3_v3(axis, axis_final);
 
     transform_snap_increment(t, &angle);

source/blender/editors/transform/transform_mode_edge_slide.c

@@ -1458,7 +1458,7 @@ static void applyEdgeSlide(TransInfo *t, const int UNUSED(mval[2]))
   const bool is_clamp = !(t->flag & T_ALT_TRANSFORM);
   const bool is_constrained = !(is_clamp == false || hasNumInput(&t->num));
 
-  final = t->values[0];
+  final = t->values[0] + t->values_modal_offset[0];
 
   applySnapping(t, &final);
   if (!validSnap(t)) {

source/blender/editors/transform/transform_mode_gpopacity.c

@@ -53,7 +53,7 @@ static void applyGPOpacity(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  ratio = t->values[0];
+  ratio = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &ratio);
 

source/blender/editors/transform/transform_mode_gpshrinkfatten.c

@@ -53,7 +53,7 @@ static void applyGPShrinkFatten(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  ratio = t->values[0];
+  ratio = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &ratio);
 

source/blender/editors/transform/transform_mode_maskshrinkfatten.c

@@ -52,7 +52,7 @@ static void applyMaskShrinkFatten(TransInfo *t, const int UNUSED(mval[2]))
   bool initial_feather = false;
   char str[UI_MAX_DRAW_STR];
 
-  ratio = t->values[0];
+  ratio = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &ratio);
 

source/blender/editors/transform/transform_mode_push_pull.c

@@ -124,7 +124,7 @@ static void applyPushPull(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  distance = t->values[0];
+  distance = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &distance);
 

source/blender/editors/transform/transform_mode_shear.c

@@ -199,7 +199,7 @@ static void applyShear(TransInfo *t, const int UNUSED(mval[2]))
   char str[UI_MAX_DRAW_STR];
   const bool is_local_center = transdata_check_local_center(t, t->around);
 
-  value = t->values[0];
+  value = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &value);
 

source/blender/editors/transform/transform_mode_shrink_fatten.c

@@ -110,7 +110,7 @@ static void applyShrinkFatten(TransInfo *t, const int UNUSED(mval[2]))
   size_t ofs = 0;
   UnitSettings *unit = &t->scene->unit;
 
-  distance = t->values[0];
+  distance = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &distance);
 

source/blender/editors/transform/transform_mode_skin_resize.c

@@ -107,6 +107,7 @@ static void applySkinResize(TransInfo *t, const int UNUSED(mval[2]))
   }
   else {
     copy_v3_fl(t->values_final, t->values[0]);
+    add_v3_v3(t->values_final, t->values_modal_offset);
 
     transform_snap_increment(t, t->values_final);
 

source/blender/editors/transform/transform_mode_tilt.c

@@ -52,7 +52,7 @@ static void applyTilt(TransInfo *t, const int UNUSED(mval[2]))
 
   float final;
 
-  final = t->values[0];
+  final = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &final);
 

source/blender/editors/transform/transform_mode_tosphere.c

@@ -194,7 +194,7 @@ static void applyToSphere(TransInfo *t, const int UNUSED(mval[2]))
   int i;
   char str[UI_MAX_DRAW_STR];
 
-  ratio = t->values[0];
+  ratio = t->values[0] + t->values_modal_offset[0];
 
   transform_snap_increment(t, &ratio);
 

source/blender/editors/transform/transform_mode_vert_slide.c

@@ -582,7 +582,7 @@ static void applyVertSlide(TransInfo *t, const int UNUSED(mval[2]))
   const bool is_clamp = !(t->flag & T_ALT_TRANSFORM);
   const bool is_constrained = !(is_clamp == false || hasNumInput(&t->num));
 
-  final = t->values[0];
+  final = t->values[0] + t->values_modal_offset[0];
 
   applySnapping(t, &final);
   if (!validSnap(t)) {