mesh_snap_utilities_line: Fix point size drawing.

mesh_snap_utilities_line/__init__.py

@@ -22,7 +22,7 @@
 bl_info = {
     "name": "Snap_Utilities_Line",
     "author": "Germano Cavalcante",
-    "version": (5, 9, 12),
+    "version": (5, 9, 14),
     "blender": (2, 80, 0),
     "location": "View3D > TOOLS > Line Tool",
     "description": "Extends Blender Snap controls",

mesh_snap_utilities_line/drawing_utilities.py

@@ -33,6 +33,7 @@ class SnapDrawn():
         'axis_z_color',
         '_format_pos',
         '_format_pos_and_color',
+        '_is_point_size_enabled',
         '_program_unif_col',
         '_program_smooth_col',
         '_batch_point',
@@ -69,7 +70,6 @@ class SnapDrawn():
 
         self._batch_point = None
 
-
     def batch_line_strip_create(self, coords):
         from gpu.types import (
             GPUVertBuf,
@@ -118,8 +118,7 @@ class SnapDrawn():
     def draw(self, type, location, list_verts_co, vector_constrain, prevloc):
         import gpu
 
-        # draw 3d point OpenGL in the 3D View
-        bgl.glEnable(bgl.GL_BLEND)
+        self._gl_state_push()
         gpu.matrix.push()
         self._program_unif_col.bind()
 
@@ -139,7 +138,7 @@ class SnapDrawn():
         point_batch = self.batch_point_get()
         if vector_constrain:
             if prevloc:
-                bgl.glPointSize(5)
+                bgl.glPointSize(5.0)
                 gpu.matrix.translate(prevloc)
                 self._program_unif_col.uniform_float("color", (1.0, 1.0, 1.0, 0.5))
                 point_batch.draw(self._program_unif_col)
@@ -169,7 +168,7 @@ class SnapDrawn():
             else: # type == None
                 Color4f = self.out_color
 
-        bgl.glPointSize(10)
+        bgl.glPointSize(10.0)
 
         gpu.matrix.translate(location)
         self._program_unif_col.uniform_float("color", Color4f)
@@ -180,9 +179,9 @@ class SnapDrawn():
         bgl.glPointSize(1.0)
         bgl.glLineWidth(1.0)
         bgl.glEnable(bgl.GL_DEPTH_TEST)
-        bgl.glDisable(bgl.GL_BLEND)
 
         gpu.matrix.pop()
+        self._gl_state_restore()
 
     def draw_elem(self, snap_obj, bm, elem):
         #TODO: Cache coords (because antialiasing)
@@ -192,11 +191,11 @@ class SnapDrawn():
             BMEdge,
             BMFace,
         )
-        # draw 3d point OpenGL in the 3D View
-        bgl.glEnable(bgl.GL_BLEND)
-        bgl.glDisable(bgl.GL_DEPTH_TEST)
 
         with gpu.matrix.push_pop():
+            self._gl_state_push()
+            bgl.glDisable(bgl.GL_DEPTH_TEST)
+
             gpu.matrix.multiply_matrix(snap_obj.mat)
 
             if isinstance(elem, BMVert):
@@ -239,4 +238,5 @@ class SnapDrawn():
 
             # restore opengl defaults
             bgl.glEnable(bgl.GL_DEPTH_TEST)
-            bgl.glDisable(bgl.GL_BLEND)
+
+        self._gl_state_restore()

mesh_snap_utilities_line/snap_context_l/__init__.py

@@ -507,6 +507,12 @@ class SnapContext():
         #bgl.glDisable(bgl.GL_MULTISAMPLE)
         bgl.glEnable(bgl.GL_DEPTH_TEST)
 
+        is_point_size_enabled = bgl.glIsEnabled(bgl.GL_PROGRAM_POINT_SIZE)
+        if is_point_size_enabled:
+            bgl.glDisable(bgl.GL_PROGRAM_POINT_SIZE)
+
+        bgl.glPointSize(4.0)
+
         proj_mat = self.rv3d.perspective_matrix.copy()
         if self.proj_mat != proj_mat:
             self.proj_mat = proj_mat
@@ -570,10 +576,12 @@ class SnapContext():
         if snap_obj:
             ret = self._get_loc(snap_obj, index)
 
-        bgl.glDisable(bgl.GL_DEPTH_TEST)
+        if is_point_size_enabled:
+            bgl.glEnable(bgl.GL_PROGRAM_POINT_SIZE)
 
-        self._offscreen.unbind()
+        bgl.glDisable(bgl.GL_DEPTH_TEST)
         _Internal.gpu_Indices_restore_state()
+        self._offscreen.unbind()
 
         return (snap_obj, *ret)