[Bf-blender-cvs] [b0bbde6] strand_gpu: Stub modifier for testing strand geometry generation.

Lukas Tönne noreply at git.blender.org
Tue Jul 5 09:56:50 CEST 2016


Commit: b0bbde6791ac7c404066cc381ba65b4cc3dc32bd
Author: Lukas Tönne
Date:   Tue Jun 28 18:03:01 2016 +0200
Branches: strand_gpu
https://developer.blender.org/rBb0bbde6791ac7c404066cc381ba65b4cc3dc32bd

Stub modifier for testing strand geometry generation.

Modifier is not ideal, but easiest way to test code due to lack of
infrastructure in Object for node-generated data.

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

M	release/scripts/startup/bl_ui/properties_data_modifier.py
M	source/blender/CMakeLists.txt
M	source/blender/editors/space_outliner/outliner_draw.c
M	source/blender/makesdna/DNA_modifier_types.h
A	source/blender/makesdna/DNA_strand_types.h
M	source/blender/makesdna/intern/makesdna.c
M	source/blender/makesrna/RNA_access.h
M	source/blender/makesrna/intern/rna_modifier.c
M	source/blender/modifiers/CMakeLists.txt
M	source/blender/modifiers/MOD_modifiertypes.h
A	source/blender/modifiers/intern/MOD_strands.c
M	source/blender/modifiers/intern/MOD_util.c

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

diff --git a/release/scripts/startup/bl_ui/properties_data_modifier.py b/release/scripts/startup/bl_ui/properties_data_modifier.py
index 7863c07..4fc2846 100644
--- a/release/scripts/startup/bl_ui/properties_data_modifier.py
+++ b/release/scripts/startup/bl_ui/properties_data_modifier.py
@@ -879,6 +879,9 @@ class DATA_PT_modifiers(ModifierButtonsPanel, Panel):
         row.active = md.use_rim
         row.prop(md, "material_offset_rim", text="Rim")
 
+    def STRANDS(self, layout, ob, md):
+        pass
+
     def SUBSURF(self, layout, ob, md):
         layout.row().prop(md, "subdivision_type", expand=True)
 
diff --git a/source/blender/CMakeLists.txt b/source/blender/CMakeLists.txt
index e36f9e2..e5ae6fa 100644
--- a/source/blender/CMakeLists.txt
+++ b/source/blender/CMakeLists.txt
@@ -79,6 +79,7 @@ set(SRC_DNA_INC
 	${CMAKE_CURRENT_SOURCE_DIR}/makesdna/DNA_sound_types.h
 	${CMAKE_CURRENT_SOURCE_DIR}/makesdna/DNA_space_types.h
 	${CMAKE_CURRENT_SOURCE_DIR}/makesdna/DNA_speaker_types.h
+	${CMAKE_CURRENT_SOURCE_DIR}/makesdna/DNA_strand_types.h
 	${CMAKE_CURRENT_SOURCE_DIR}/makesdna/DNA_text_types.h
 	${CMAKE_CURRENT_SOURCE_DIR}/makesdna/DNA_texture_types.h
 	${CMAKE_CURRENT_SOURCE_DIR}/makesdna/DNA_userdef_types.h
diff --git a/source/blender/editors/space_outliner/outliner_draw.c b/source/blender/editors/space_outliner/outliner_draw.c
index 43e9c26..4346b0b 100644
--- a/source/blender/editors/space_outliner/outliner_draw.c
+++ b/source/blender/editors/space_outliner/outliner_draw.c
@@ -1180,6 +1180,8 @@ static void tselem_draw_icon(uiBlock *block, int xmax, float x, float y, TreeSto
 						UI_icon_draw(x, y, ICON_MOD_DATA_TRANSFER); break;
 					case eModifierType_NormalEdit:
 						UI_icon_draw(x, y, ICON_MOD_NORMALEDIT); break;
+					case eModifierType_Strands:
+						UI_icon_draw(x, y, ICON_STRANDS); break;
 					/* Default */
 					case eModifierType_None:
 					case eModifierType_ShapeKey:
diff --git a/source/blender/makesdna/DNA_modifier_types.h b/source/blender/makesdna/DNA_modifier_types.h
index a58e995..28ee2c8 100644
--- a/source/blender/makesdna/DNA_modifier_types.h
+++ b/source/blender/makesdna/DNA_modifier_types.h
@@ -85,6 +85,7 @@ typedef enum ModifierType {
 	eModifierType_DataTransfer      = 49,
 	eModifierType_NormalEdit        = 50,
 	eModifierType_CorrectiveSmooth  = 51,
+	eModifierType_Strands           = 52,
 	NUM_MODIFIER_TYPES
 } ModifierType;
 
@@ -1543,4 +1544,9 @@ enum {
 	MOD_NORMALEDIT_MIX_MUL  = 3,
 };
 
+/* Strand modifier */
+typedef struct StrandsModifierData {
+	ModifierData modifier;
+} StrandsModifierData;
+
 #endif  /* __DNA_MODIFIER_TYPES_H__ */
diff --git a/source/blender/makesdna/DNA_strand_types.h b/source/blender/makesdna/DNA_strand_types.h
new file mode 100644
index 0000000..6815b20
--- /dev/null
+++ b/source/blender/makesdna/DNA_strand_types.h
@@ -0,0 +1,81 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * 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.
+ *
+ * The Original Code is Copyright (C) Blender Foundation
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Lukas Toenne
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file DNA_strand_types.h
+ *  \ingroup DNA
+ */
+
+#ifndef __DNA_STRAND_TYPES_H__
+#define __DNA_STRAND_TYPES_H__
+
+#include "DNA_defs.h"
+#include "DNA_ID.h"
+#include "DNA_meshdata_types.h"
+
+typedef struct StrandVertex {
+	/* Position */
+	float co[3];
+} StrandVertex;
+
+typedef struct StrandCurve {
+	/* Start of vertex list */
+	unsigned int verts_begin;
+	/* Number of vertices in the curve */
+	unsigned int num_verts;
+	/* Transform to object space */
+	float rootmat[4][4];
+} StrandCurve;
+
+typedef struct StrandData {
+	/* Array of vertices */
+	StrandVertex *verts;
+	/* Array of curves */
+	StrandCurve *curves;
+	
+	/* Total number of vertices */
+	int totverts;
+	/* Total number of curves */
+	int totcurves;
+} StrandData;
+
+typedef struct Strand {
+	/* Sample on the scalp mesh for the root vertex */
+	MeshSample root;
+	/* Indices of control strands for interpolation */
+	unsigned int control_index[4];
+	/* Weights of control strands for interpolation */
+	float control_weights[4];
+} Strand;
+
+typedef struct ControlStrand {
+	/* Sample on the scalp mesh for the root vertex */
+	MeshSample root;
+	/* Curve in root space */
+	StrandCurve curve;
+} ControlStrand;
+
+#endif
diff --git a/source/blender/makesdna/intern/makesdna.c b/source/blender/makesdna/intern/makesdna.c
index fc94a8d..3b69fb5 100644
--- a/source/blender/makesdna/intern/makesdna.c
+++ b/source/blender/makesdna/intern/makesdna.c
@@ -129,6 +129,7 @@ static const char *includefiles[] = {
 	"DNA_rigidbody_types.h",
 	"DNA_freestyle_types.h",
 	"DNA_linestyle_types.h",
+	"DNA_strand_types.h",
 	/* see comment above before editing! */
 
 	/* empty string to indicate end of includefiles */
@@ -1317,4 +1318,5 @@ int main(int argc, char **argv)
 #include "DNA_rigidbody_types.h"
 #include "DNA_freestyle_types.h"
 #include "DNA_linestyle_types.h"
+#include "DNA_strand_types.h"
 /* end of list */
diff --git a/source/blender/makesrna/RNA_access.h b/source/blender/makesrna/RNA_access.h
index c3d25ed..7dc9247 100644
--- a/source/blender/makesrna/RNA_access.h
+++ b/source/blender/makesrna/RNA_access.h
@@ -584,6 +584,7 @@ extern StructRNA RNA_Spline;
 extern StructRNA RNA_SplineIKConstraint;
 extern StructRNA RNA_SpotLamp;
 extern StructRNA RNA_Stereo3dDisplay;
+extern StructRNA RNA_StrandsModifier;
 extern StructRNA RNA_StretchToConstraint;
 extern StructRNA RNA_StringProperty;
 extern StructRNA RNA_Struct;
diff --git a/source/blender/makesrna/intern/rna_modifier.c b/source/blender/makesrna/intern/rna_modifier.c
index a7c9f29..c7b96b7 100644
--- a/source/blender/makesrna/intern/rna_modifier.c
+++ b/source/blender/makesrna/intern/rna_modifier.c
@@ -116,6 +116,7 @@ EnumPropertyItem rna_enum_object_modifier_type_items[] = {
 	{eModifierType_ParticleSystem, "PARTICLE_SYSTEM", ICON_MOD_PARTICLES, "Particle System", ""},
 	{eModifierType_Smoke, "SMOKE", ICON_MOD_SMOKE, "Smoke", ""},
 	{eModifierType_Softbody, "SOFT_BODY", ICON_MOD_SOFT, "Soft Body", ""},
+	{eModifierType_Strands, "STRANDS", ICON_STRANDS, "Strands", ""},
 	{eModifierType_Surface, "SURFACE", ICON_MOD_PHYSICS, "Surface", ""},
 	{0, NULL, 0, NULL, NULL}
 };
@@ -399,6 +400,8 @@ static StructRNA *rna_Modifier_refine(struct PointerRNA *ptr)
 			return &RNA_NormalEditModifier;
 		case eModifierType_CorrectiveSmooth:
 			return &RNA_CorrectiveSmoothModifier;
+		case eModifierType_Strands:
+			return &RNA_StrandsModifier;
 		/* Default */
 		case eModifierType_None:
 		case eModifierType_ShapeKey:
@@ -4639,6 +4642,19 @@ static void rna_def_modifier_normaledit(BlenderRNA *brna)
 	RNA_def_property_update(prop, 0, "rna_Modifier_update");
 }
 
+static void rna_def_modifier_strands(BlenderRNA *brna)
+{
+	StructRNA *srna;
+	PropertyRNA *prop;
+
+	srna = RNA_def_struct(brna, "StrandsModifier", "Modifier");
+	RNA_def_struct_ui_text(srna, "Strands Modifier", "Modifier modeling hair strands");
+	RNA_def_struct_sdna(srna, "StrandsModifierData");
+	RNA_def_struct_ui_icon(srna, ICON_STRANDS);
+	
+	UNUSED_VARS(prop);
+}
+
 void RNA_def_modifier(BlenderRNA *brna)
 {
 	StructRNA *srna;
@@ -4755,6 +4771,7 @@ void RNA_def_modifier(BlenderRNA *brna)
 	rna_def_modifier_wireframe(brna);
 	rna_def_modifier_datatransfer(brna);
 	rna_def_modifier_normaledit(brna);
+	rna_def_modifier_strands(brna);
 }
 
 #endif
diff --git a/source/blender/modifiers/CMakeLists.txt b/source/blender/modifiers/CMakeLists.txt
index 0de7676..0377046 100644
--- a/source/blender/modifiers/CMakeLists.txt
+++ b/source/blender/modifiers/CMakeLists.txt
@@ -90,6 +90,7 @@ set(SRC
 	intern/MOD_smooth.c
 	intern/MOD_softbody.c
 	intern/MOD_solidify.c
+	intern/MOD_strands.c
 	intern/MOD_subsurf.c
 	intern/MOD_surface.c
 	intern/MOD_triangulate.c
diff --git a/source/blender/modifiers/MOD_modifiertypes.h b/source/blender/modifiers/MOD_modifiertypes.h
index a5d9675..cc8308e 100644
--- a/source/blender/modifiers/MOD_modifiertypes.h
+++ b/source/blender/modifiers/MOD_modifiertypes.h
@@ -66,6 +66,7 @@ extern ModifierTypeInfo modifierType_Smoke;
 extern ModifierTypeInfo modifierType_ShapeKey;
 extern ModifierTypeInfo modifierType_Solidify;
 extern ModifierTypeInfo modifierType_Screw;
+extern ModifierTypeInfo modifierType_Strands;
 extern ModifierTypeInfo modifierType_Ocean;
 extern ModifierTypeInfo modifierType_Warp;
 extern ModifierTypeInfo modifierType_NavMesh;
diff --git a/source/blender/modifiers/intern/MOD_strands.c b/source/blender/modifiers/intern/MOD_strands.c
new file mode 100644
index 0000000..15f58c5
--- /dev/null
+++ b/source/blender/modifiers/intern/MOD_strands.c
@@ -0,0 +1,108 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * 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.
+ *
+ * The Original Code is Copyright (C) 2005 by the 

@@ Diff output truncated at 10240 characters. @@




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