[Bf-blender-cvs] [ec8bae2a594] geometry-nodes-mesh-primitives: Add line primitive node

Hans Goudey noreply at git.blender.org
Sun Mar 14 05:47:29 CET 2021


Commit: ec8bae2a59480b5a5e120179c25013f361950737
Author: Hans Goudey
Date:   Sat Mar 13 23:47:19 2021 -0500
Branches: geometry-nodes-mesh-primitives
https://developer.blender.org/rBec8bae2a59480b5a5e120179c25013f361950737

Add line primitive node

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

M	release/scripts/startup/nodeitems_builtins.py
M	source/blender/blenkernel/BKE_node.h
M	source/blender/blenkernel/intern/node.cc
M	source/blender/makesdna/DNA_node_types.h
M	source/blender/makesrna/intern/rna_nodetree.c
M	source/blender/nodes/CMakeLists.txt
M	source/blender/nodes/NOD_geometry.h
M	source/blender/nodes/NOD_static_types.h
A	source/blender/nodes/geometry/nodes/node_geo_mesh_primitive_line.cc

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

diff --git a/release/scripts/startup/nodeitems_builtins.py b/release/scripts/startup/nodeitems_builtins.py
index b37f6b7b6bf..0925445942e 100644
--- a/release/scripts/startup/nodeitems_builtins.py
+++ b/release/scripts/startup/nodeitems_builtins.py
@@ -527,6 +527,7 @@ geometry_node_categories = [
         NodeItem("GeometryNodeMeshIcoSphere"),
         NodeItem("GeometryNodeMeshCylinder"),
         NodeItem("GeometryNodeMeshCone"),
+        NodeItem("GeometryNodeMeshLine")
         # NodeItem("GeometryNodeMeshPlane"),
         # NodeItem("GeometryNodeMeshGrid"),
     ]),
diff --git a/source/blender/blenkernel/BKE_node.h b/source/blender/blenkernel/BKE_node.h
index d65c7e81009..15fc52e7cc3 100644
--- a/source/blender/blenkernel/BKE_node.h
+++ b/source/blender/blenkernel/BKE_node.h
@@ -1380,6 +1380,7 @@ int ntreeTexExecTree(struct bNodeTree *ntree,
 #define GEO_NODE_MESH_PRIMITIVE_CYLINDER 1035
 #define GEO_NODE_MESH_PRIMITIVE_ICO_SPHERE 1036
 #define GEO_NODE_MESH_PRIMITIVE_CONE 1037
+#define GEO_NODE_MESH_PRIMITIVE_LINE 1038
 
 /** \} */
 
diff --git a/source/blender/blenkernel/intern/node.cc b/source/blender/blenkernel/intern/node.cc
index 7835217c2ab..2874c5c3a96 100644
--- a/source/blender/blenkernel/intern/node.cc
+++ b/source/blender/blenkernel/intern/node.cc
@@ -4810,8 +4810,9 @@ static void registerGeometryNodes()
   register_node_type_geo_mesh_primitive_cone();
   register_node_type_geo_mesh_primitive_cube();
   register_node_type_geo_mesh_primitive_cylinder();
-  register_node_type_geo_mesh_primitive_uv_sphere();
   register_node_type_geo_mesh_primitive_ico_sphere();
+  register_node_type_geo_mesh_primitive_line();
+  register_node_type_geo_mesh_primitive_uv_sphere();
   register_node_type_geo_object_info();
   register_node_type_geo_point_distribute();
   register_node_type_geo_point_instance();
diff --git a/source/blender/makesdna/DNA_node_types.h b/source/blender/makesdna/DNA_node_types.h
index 9a4b52b6782..3f1723af962 100644
--- a/source/blender/makesdna/DNA_node_types.h
+++ b/source/blender/makesdna/DNA_node_types.h
@@ -1249,6 +1249,13 @@ typedef struct NodeGeometryMeshCone {
   uint8_t fill_type;
 } NodeGeometryMeshCone;
 
+typedef struct NodeGeometryMeshLine {
+  /* GeometryNodeMeshLineMode. */
+  uint8_t mode;
+  /* GeometryNodeMeshLineCountMode. */
+  uint8_t count_mode;
+} NodeGeometryMeshLine;
+
 /* script node mode */
 #define NODE_SCRIPT_INTERNAL 0
 #define NODE_SCRIPT_EXTERNAL 1
@@ -1731,6 +1738,16 @@ typedef enum GeometryNodeMeshCircleFillType {
   GEO_NODE_MESH_CIRCLE_FILL_TRIANGLE_FAN = 2,
 } GeometryNodeMeshCircleFillType;
 
+typedef enum GeometryNodeMeshLineMode {
+  GEO_NODE_MESH_LINE_MODE_END_POINTS = 0,
+  GEO_NODE_MESH_LINE_MODE_OFFSET = 1,
+} GeometryNodeMeshLineMode;
+
+typedef enum GeometryNodeMeshLineCountMode {
+  GEO_NODE_MESH_LINE_COUNT_TOTAL = 0,
+  GEO_NODE_MESH_LINE_COUNT_RESOLUTION = 1,
+} GeometryNodeMeshLineCountMode;
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/blender/makesrna/intern/rna_nodetree.c b/source/blender/makesrna/intern/rna_nodetree.c
index 7ed0a0e952d..4503e26359d 100644
--- a/source/blender/makesrna/intern/rna_nodetree.c
+++ b/source/blender/makesrna/intern/rna_nodetree.c
@@ -9277,6 +9277,51 @@ static void def_geo_mesh_cone(StructRNA *srna)
   RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_update");
 }
 
+static void def_geo_mesh_line(StructRNA *srna)
+{
+  PropertyRNA *prop;
+
+  static EnumPropertyItem mode_items[] = {
+      {GEO_NODE_MESH_LINE_MODE_OFFSET,
+       "OFFSET",
+       0,
+       "Offset",
+       "Specify the offset from one vertex to the next"},
+      {GEO_NODE_MESH_LINE_MODE_END_POINTS,
+       "END_POINTS",
+       0,
+       "End Points",
+       "Specify the line's start and end points"},
+      {0, NULL, 0, NULL, NULL},
+  };
+
+  static EnumPropertyItem count_mode_items[] = {
+      {GEO_NODE_MESH_LINE_COUNT_TOTAL,
+       "TOTAL",
+       0,
+       "Count",
+       "Specify the total number of vertices"},
+      {GEO_NODE_MESH_LINE_COUNT_RESOLUTION,
+       "RESOLUTION",
+       0,
+       "Resolution",
+       "Specify the distance between vertices"},
+      {0, NULL, 0, NULL, NULL},
+  };
+
+  RNA_def_struct_sdna_from(srna, "NodeGeometryMeshLine", "storage");
+
+  prop = RNA_def_property(srna, "mode", PROP_ENUM, PROP_NONE);
+  RNA_def_property_enum_items(prop, mode_items);
+  RNA_def_property_ui_text(prop, "Mode", "");
+  RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_socket_update");
+
+  prop = RNA_def_property(srna, "count_mode", PROP_ENUM, PROP_NONE);
+  RNA_def_property_enum_items(prop, count_mode_items);
+  RNA_def_property_ui_text(prop, "Count Mode", "");
+  RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_socket_update");
+}
+
 /* -------------------------------------------------------------------------- */
 
 static void rna_def_shader_node(BlenderRNA *brna)
diff --git a/source/blender/nodes/CMakeLists.txt b/source/blender/nodes/CMakeLists.txt
index 2c673004070..697647e7b2d 100644
--- a/source/blender/nodes/CMakeLists.txt
+++ b/source/blender/nodes/CMakeLists.txt
@@ -167,6 +167,7 @@ set(SRC
   geometry/nodes/node_geo_mesh_primitive_cube.cc
   geometry/nodes/node_geo_mesh_primitive_cylinder.cc
   geometry/nodes/node_geo_mesh_primitive_ico_sphere.cc
+  geometry/nodes/node_geo_mesh_primitive_line.cc
   geometry/nodes/node_geo_mesh_primitive_uv_sphere.cc
   geometry/nodes/node_geo_object_info.cc
   geometry/nodes/node_geo_point_distribute.cc
diff --git a/source/blender/nodes/NOD_geometry.h b/source/blender/nodes/NOD_geometry.h
index ec2fa2de2ec..8ecda078b46 100644
--- a/source/blender/nodes/NOD_geometry.h
+++ b/source/blender/nodes/NOD_geometry.h
@@ -48,8 +48,9 @@ void register_node_type_geo_mesh_primitive_circle(void);
 void register_node_type_geo_mesh_primitive_cone(void);
 void register_node_type_geo_mesh_primitive_cube(void);
 void register_node_type_geo_mesh_primitive_cylinder(void);
-void register_node_type_geo_mesh_primitive_uv_sphere(void);
 void register_node_type_geo_mesh_primitive_ico_sphere(void);
+void register_node_type_geo_mesh_primitive_line(void);
+void register_node_type_geo_mesh_primitive_uv_sphere(void);
 void register_node_type_geo_object_info(void);
 void register_node_type_geo_point_distribute(void);
 void register_node_type_geo_point_instance(void);
diff --git a/source/blender/nodes/NOD_static_types.h b/source/blender/nodes/NOD_static_types.h
index 147a4a496b0..50f45859d1a 100644
--- a/source/blender/nodes/NOD_static_types.h
+++ b/source/blender/nodes/NOD_static_types.h
@@ -307,6 +307,7 @@ DefNode(GeometryNode, GEO_NODE_MESH_PRIMITIVE_UV_SPHERE, 0, "MESH_PRIMITIVE_UV_S
 DefNode(GeometryNode, GEO_NODE_MESH_PRIMITIVE_CYLINDER, def_geo_mesh_cylinder, "MESH_PRIMITIVE_CYLINDER", MeshCylinder, "Cylinder", "")
 DefNode(GeometryNode, GEO_NODE_MESH_PRIMITIVE_ICO_SPHERE, 0, "MESH_PRIMITIVE_ICO_SPHERE", MeshIcoSphere, "Ico Sphere", "")
 DefNode(GeometryNode, GEO_NODE_MESH_PRIMITIVE_CONE, def_geo_mesh_cone, "MESH_PRIMITIVE_CONE", MeshCone, "Cone", "")
+DefNode(GeometryNode, GEO_NODE_MESH_PRIMITIVE_LINE, def_geo_mesh_line, "MESH_PRIMITIVE_LINE", MeshLine, "Line", "")
 
 /* undefine macros */
 #undef DefNode
diff --git a/source/blender/nodes/geometry/nodes/node_geo_mesh_primitive_line.cc b/source/blender/nodes/geometry/nodes/node_geo_mesh_primitive_line.cc
new file mode 100644
index 00000000000..cf00479ce32
--- /dev/null
+++ b/source/blender/nodes/geometry/nodes/node_geo_mesh_primitive_line.cc
@@ -0,0 +1,184 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "BLI_map.hh"
+#include "BLI_math_matrix.h"
+
+#include "DNA_mesh_types.h"
+#include "DNA_meshdata_types.h"
+
+#include "BKE_mesh.h"
+
+#include "UI_interface.h"
+#include "UI_resources.h"
+
+#include "node_geometry_util.hh"
+
+static bNodeSocketTemplate geo_node_mesh_primitive_line_in[] = {
+    {SOCK_INT, N_("Count"), 10, 0.0f, 0.0f, 0.0f, 1, 10000},
+    {SOCK_FLOAT, N_("Resolution"), 1.0f, 0.0f, 0.0f, 0.0f, 0.01f, FLT_MAX, PROP_DISTANCE},
+    {SOCK_VECTOR,
+     N_("Start Location"),
+     0.0f,
+     0.0f,
+     0.0f,
+     1.0f,
+     -FLT_MAX,
+     FLT_MAX,
+     PROP_TRANSLATION},
+    {SOCK_VECTOR, N_("End Location"), 0.0f, 0.0f, 0.0f, 1.0f, -FLT_MAX, FLT_MAX, PROP_TRANSLATION},
+    {SOCK_VECTOR, N_("Offset"), 1.0f, 0.0f, 0.0f, 1.0f, -FLT_MAX, FLT_MAX, PROP_TRANSLATION},
+    {-1, ""},
+};
+
+static bNodeSocketTemplate geo_node_mesh_primitive_line_out[] = {
+    {SOCK_GEOMETRY, N_("Geometry")},
+    {-1, ""},
+};
+
+static void geo_node_mesh_primitive_line_layout(uiLayout *layout,
+                                                bContext *UNUSED(C),
+                                                PointerRNA *ptr)
+{
+  uiLayoutSetPropSep(layout, true);
+  uiLayoutSetPropDecorate(layout, false);
+  uiItemR(layout, ptr, "mode", 0, "", ICON_NONE);
+  if (RNA_enum_get(ptr, "mode") == GEO_NODE_MESH_LINE_MODE_END_POINTS) {
+    uiItemR(layout, ptr, "count_mode", 0, "", ICON_NONE);
+  }
+}
+
+static void geo_node_mesh_primitive_line_init(bNodeTree *UNUSED(ntree), bNode *node)
+{
+  NodeGeometryMeshLine *node_storage = (NodeGeometryMeshLine *)MEM_callocN(
+      sizeof(NodeGeometryMeshLine), __func__);
+
+  node_storage->mode = GEO_NODE_MESH_LINE_MODE_OFFSET;
+  node_storage->count_mode = GEO_NODE_MESH_LINE_COUNT_TOTAL;
+
+  node->storage = node_storage;
+}
+
+static void geo_node_mesh_primitive_line_update(bNodeTree *UNUSED(tree), bNode *node)
+{
+  bNodeSocket *count_socket = (bNodeSocket *)node->inputs.first;
+  bNodeSocket *resolution_socket 

@@ Diff output truncated at 10240 characters. @@



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