[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [42377] trunk/blender: Invert Color Cycles Node
Dalai Felinto
dfelinto at gmail.com
Sun Dec 4 00:05:42 CET 2011
Revision: 42377
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=42377
Author: dfelinto
Date: 2011-12-03 23:05:35 +0000 (Sat, 03 Dec 2011)
Log Message:
-----------
Invert Color Cycles Node
as with the HSV node the OSL code is relying on the (yet to be implemented) autorename.
Also the svm code could use mix (svm_lerp) instead:
32 . float3 color_inv = make_float3(1.0f, 1.0f, 1.0f) - color;
35 . . stack_store_float3(stack, out_color, svm_lerp(color_inv, color, factor));
I have a feeling that each node 'program' should have the least program as possible. I'll see with Brecht later.
But overall I don't know if that's any fast. And apart from that I think we will need this kind of function to move to a library if multiple functions linked in are not a problem.
Modified Paths:
--------------
trunk/blender/intern/cycles/app/cycles_xml.cpp
trunk/blender/intern/cycles/blender/blender_shader.cpp
trunk/blender/intern/cycles/kernel/CMakeLists.txt
trunk/blender/intern/cycles/kernel/osl/nodes/CMakeLists.txt
trunk/blender/intern/cycles/kernel/svm/svm.h
trunk/blender/intern/cycles/kernel/svm/svm_types.h
trunk/blender/intern/cycles/render/nodes.cpp
trunk/blender/intern/cycles/render/nodes.h
trunk/blender/source/blender/nodes/shader/nodes/node_shader_invert.c
Added Paths:
-----------
trunk/blender/intern/cycles/kernel/osl/nodes/node_invert.osl
trunk/blender/intern/cycles/kernel/svm/svm_invert.h
Modified: trunk/blender/intern/cycles/app/cycles_xml.cpp
===================================================================
--- trunk/blender/intern/cycles/app/cycles_xml.cpp 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/app/cycles_xml.cpp 2011-12-03 23:05:35 UTC (rev 42377)
@@ -435,6 +435,9 @@
else if(string_iequals(node.name(), "add_closure")) {
snode = new AddClosureNode();
}
+ else if(string_iequals(node.name(), "invert")) {
+ snode = new InvertNode();
+ }
else if(string_iequals(node.name(), "mix")) {
MixNode *mix = new MixNode();
xml_read_enum(&mix->type, MixNode::type_enum, node, "type");
Modified: trunk/blender/intern/cycles/blender/blender_shader.cpp
===================================================================
--- trunk/blender/intern/cycles/blender/blender_shader.cpp 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/blender/blender_shader.cpp 2011-12-03 23:05:35 UTC (rev 42377)
@@ -130,7 +130,6 @@
case BL::ShaderNode::type_CURVE_RGB: break;
case BL::ShaderNode::type_CURVE_VEC: break;
case BL::ShaderNode::type_GEOMETRY: break;
- case BL::ShaderNode::type_INVERT: break;
case BL::ShaderNode::type_MATERIAL: break;
case BL::ShaderNode::type_MATERIAL_EXT: break;
case BL::ShaderNode::type_NORMAL: break;
@@ -158,6 +157,10 @@
node = new CameraNode();
break;
}
+ case BL::ShaderNode::type_INVERT: {
+ node = new InvertNode();
+ break;
+ }
case BL::ShaderNode::type_MIX_RGB: {
BL::ShaderNodeMixRGB b_mix_node(b_node);
MixNode *mix = new MixNode();
Modified: trunk/blender/intern/cycles/kernel/CMakeLists.txt
===================================================================
--- trunk/blender/intern/cycles/kernel/CMakeLists.txt 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/kernel/CMakeLists.txt 2011-12-03 23:05:35 UTC (rev 42377)
@@ -63,6 +63,7 @@
svm/svm_gradient.h
svm/svm_hsv.h
svm/svm_image.h
+ svm/svm_invert.h
svm/svm_light_path.h
svm/svm_magic.h
svm/svm_mapping.h
Modified: trunk/blender/intern/cycles/kernel/osl/nodes/CMakeLists.txt
===================================================================
--- trunk/blender/intern/cycles/kernel/osl/nodes/CMakeLists.txt 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/kernel/osl/nodes/CMakeLists.txt 2011-12-03 23:05:35 UTC (rev 42377)
@@ -24,6 +24,7 @@
node_glossy_bsdf.osl
node_hsv.osl
node_image_texture.osl
+ node_invert.osl
node_light_path.osl
node_magic_texture.osl
node_mapping.osl
Added: trunk/blender/intern/cycles/kernel/osl/nodes/node_invert.osl
===================================================================
--- trunk/blender/intern/cycles/kernel/osl/nodes/node_invert.osl (rev 0)
+++ trunk/blender/intern/cycles/kernel/osl/nodes/node_invert.osl 2011-12-03 23:05:35 UTC (rev 42377)
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2011, Blender Foundation.
+ *
+ * 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 "stdosl.h"
+
+shader node_invert(
+ float Fac = 1.0,
+ color ColorIn = color(0.8, 0.8, 0.8),
+ output ColorOut = color(0.8, 0.8, 0.8)
+{
+ color ColorInv = color(1.0) - ColorIn;
+ ColorOut = mix(ColorIn, ColorInv, Fac);
+}
+
Modified: trunk/blender/intern/cycles/kernel/svm/svm.h
===================================================================
--- trunk/blender/intern/cycles/kernel/svm/svm.h 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/kernel/svm/svm.h 2011-12-03 23:05:35 UTC (rev 42377)
@@ -130,6 +130,7 @@
#include "svm_geometry.h"
#include "svm_hsv.h"
#include "svm_image.h"
+#include "svm_invert.h"
#include "svm_light_path.h"
#include "svm_magic.h"
#include "svm_mapping.h"
@@ -257,6 +258,9 @@
case NODE_VALUE_V:
svm_node_value_v(kg, sd, stack, node.y, &offset);
break;
+ case NODE_INVERT:
+ svm_node_invert(sd, stack, node.y, node.z, node.w);
+ break;
case NODE_MIX:
svm_node_mix(kg, sd, stack, node.y, node.z, node.w, &offset);
break;
Added: trunk/blender/intern/cycles/kernel/svm/svm_invert.h
===================================================================
--- trunk/blender/intern/cycles/kernel/svm/svm_invert.h (rev 0)
+++ trunk/blender/intern/cycles/kernel/svm/svm_invert.h 2011-12-03 23:05:35 UTC (rev 42377)
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2011, Blender Foundation.
+ *
+ * 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.
+ */
+
+CCL_NAMESPACE_BEGIN
+
+__device float invert(float color, float factor)
+{
+ return factor*(1.0f - color) + (1.0f - factor) * color;
+}
+
+__device void svm_node_invert(ShaderData *sd, float *stack, uint in_fac, uint in_color, uint out_color)
+{
+ float factor = stack_load_float(stack, in_fac);
+ float3 color = stack_load_float3(stack, in_color);
+
+ color.x = invert(color.x, factor);
+ color.y = invert(color.y, factor);
+ color.z = invert(color.z, factor);
+
+ if (stack_valid(out_color))
+ stack_store_float3(stack, out_color, color);
+}
+
+CCL_NAMESPACE_END
+
Modified: trunk/blender/intern/cycles/kernel/svm/svm_types.h
===================================================================
--- trunk/blender/intern/cycles/kernel/svm/svm_types.h 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/kernel/svm/svm_types.h 2011-12-03 23:05:35 UTC (rev 42377)
@@ -83,7 +83,8 @@
NODE_SEPARATE_RGB = 5000,
NODE_COMBINE_RGB = 5100,
NODE_HSV = 5200,
- NODE_CAMERA = 5300
+ NODE_CAMERA = 5300,
+ NODE_INVERT = 5400
} NodeType;
typedef enum NodeAttributeType {
Modified: trunk/blender/intern/cycles/render/nodes.cpp
===================================================================
--- trunk/blender/intern/cycles/render/nodes.cpp 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/render/nodes.cpp 2011-12-03 23:05:35 UTC (rev 42377)
@@ -1566,6 +1566,34 @@
compiler.add(this, "node_mix_closure");
}
+/* Invert */
+
+InvertNode::InvertNode()
+: ShaderNode("invert")
+{
+ add_input("Fac", SHADER_SOCKET_FLOAT, 1.0f);
+ add_input("Color", SHADER_SOCKET_COLOR);
+ add_output("Color", SHADER_SOCKET_COLOR);
+}
+
+void InvertNode::compile(SVMCompiler& compiler)
+{
+ ShaderInput *fac_in = input("Fac");
+ ShaderInput *color_in = input("Color");
+ ShaderOutput *color_out = output("Color");
+
+ compiler.stack_assign(fac_in);
+ compiler.stack_assign(color_in);
+ compiler.stack_assign(color_out);
+
+ compiler.add_node(NODE_INVERT, fac_in->stack_offset, color_in->stack_offset, color_out->stack_offset);
+}
+
+void InvertNode::compile(OSLCompiler& compiler)
+{
+ compiler.add(this, "node_invert");
+}
+
/* Mix */
MixNode::MixNode()
Modified: trunk/blender/intern/cycles/render/nodes.h
===================================================================
--- trunk/blender/intern/cycles/render/nodes.h 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/intern/cycles/render/nodes.h 2011-12-03 23:05:35 UTC (rev 42377)
@@ -284,6 +284,11 @@
SHADER_NODE_CLASS(MixClosureNode)
};
+class InvertNode : public ShaderNode {
+public:
+ SHADER_NODE_CLASS(InvertNode)
+};
+
class MixNode : public ShaderNode {
public:
SHADER_NODE_CLASS(MixNode)
Modified: trunk/blender/source/blender/nodes/shader/nodes/node_shader_invert.c
===================================================================
--- trunk/blender/source/blender/nodes/shader/nodes/node_shader_invert.c 2011-12-03 22:27:32 UTC (rev 42376)
+++ trunk/blender/source/blender/nodes/shader/nodes/node_shader_invert.c 2011-12-03 23:05:35 UTC (rev 42377)
@@ -77,7 +77,7 @@
static bNodeType ntype;
node_type_base(ttype, &ntype, SH_NODE_INVERT, "Invert", NODE_CLASS_OP_COLOR, NODE_OPTIONS);
- node_type_compatibility(&ntype, NODE_OLD_SHADING);
+ node_type_compatibility(&ntype, NODE_OLD_SHADING|NODE_NEW_SHADING);
node_type_socket_templates(&ntype, sh_node_invert_in, sh_node_invert_out);
node_type_size(&ntype, 90, 80, 100);
node_type_exec(&ntype, node_shader_exec_invert);
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