[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [58775] branches/soc-2013-dingto: Cycles / Vector Transform node:

Thomas Dinges blender at dingto.org
Wed Jul 31 22:05:14 CEST 2013


Revision: 58775
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=58775
Author:   dingto
Date:     2013-07-31 20:05:13 +0000 (Wed, 31 Jul 2013)
Log Message:
-----------
Cycles / Vector Transform node:
* Code cleanup to avoid duplicated enum code.
* Added a third type for conversion next to Point and Vector: Normal. This is basically the same result as with the Vector type, but normalizes the vector at the end. 

Thanks to Brecht for code review!

Modified Paths:
--------------
    branches/soc-2013-dingto/intern/cycles/blender/blender_shader.cpp
    branches/soc-2013-dingto/intern/cycles/kernel/shaders/node_vector_transform.osl
    branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_types.h
    branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_vector_transform.h
    branches/soc-2013-dingto/intern/cycles/render/nodes.cpp
    branches/soc-2013-dingto/intern/cycles/render/nodes.h
    branches/soc-2013-dingto/source/blender/makesdna/DNA_node_types.h
    branches/soc-2013-dingto/source/blender/makesrna/intern/rna_nodetree.c

Modified: branches/soc-2013-dingto/intern/cycles/blender/blender_shader.cpp
===================================================================
--- branches/soc-2013-dingto/intern/cycles/blender/blender_shader.cpp	2013-07-31 19:03:42 UTC (rev 58774)
+++ branches/soc-2013-dingto/intern/cycles/blender/blender_shader.cpp	2013-07-31 20:05:13 UTC (rev 58775)
@@ -260,8 +260,8 @@
 		BL::ShaderNodeVectorTransform b_vector_transform_node(b_node);
 		VectorTransformNode *vtransform = new VectorTransformNode();
 		vtransform->type = VectorTransformNode::type_enum[b_vector_transform_node.type()];
-		vtransform->convert_from = VectorTransformNode::convert_from_enum[b_vector_transform_node.convert_from()];
-		vtransform->convert_to = VectorTransformNode::convert_to_enum[b_vector_transform_node.convert_to()];
+		vtransform->convert_from = VectorTransformNode::convert_space_enum[b_vector_transform_node.convert_from()];
+		vtransform->convert_to = VectorTransformNode::convert_space_enum[b_vector_transform_node.convert_to()];
 		node = vtransform;
 	}
 	else if (b_node.is_a(&RNA_ShaderNodeNormal)) {

Modified: branches/soc-2013-dingto/intern/cycles/kernel/shaders/node_vector_transform.osl
===================================================================
--- branches/soc-2013-dingto/intern/cycles/kernel/shaders/node_vector_transform.osl	2013-07-31 19:03:42 UTC (rev 58774)
+++ branches/soc-2013-dingto/intern/cycles/kernel/shaders/node_vector_transform.osl	2013-07-31 20:05:13 UTC (rev 58775)
@@ -20,16 +20,18 @@
 
 shader node_vector_transform(
 	string type = "Vector",
-	string convert_from = "World",
-	string convert_to = "Object",
+	string convert_from = "world",
+	string convert_to = "object",
 	vector VectorIn = vector(0.0, 0.0, 0.0),
 	output vector VectorOut = vector(0.0, 0.0, 0.0))
 {
-	if (type == "Vector") {
+	if (type == "Vector" || type == "Normal") {
 		VectorOut = transform(convert_from, convert_to, VectorIn);
+		if (type == "Normal")
+			VectorOut = normalize(VectorOut);
 	}
 	else if (type == "Point") {
-		point Point = point(VectorIn[0], VectorIn[1], VectorIn[2]);
+		point Point = (point)VectorIn;
 		VectorOut = transform(convert_from, convert_to, Point);
 	}
 }

Modified: branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_types.h
===================================================================
--- branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_types.h	2013-07-31 19:03:42 UTC (rev 58774)
+++ branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_types.h	2013-07-31 20:05:13 UTC (rev 58775)
@@ -232,21 +232,16 @@
 
 typedef enum NodeVectorTransformType {
 	NODE_VECTOR_TRANSFORM_TYPE_VECTOR,
-	NODE_VECTOR_TRANSFORM_TYPE_POINT
+	NODE_VECTOR_TRANSFORM_TYPE_POINT,
+	NODE_VECTOR_TRANSFORM_TYPE_NORMAL
 } NodeVectorTransformType;
 
-typedef enum NodeVectorTransformConvertFrom {
-	NODE_VECTOR_TRANSFORM_CONVERT_FROM_WORLD,
-	NODE_VECTOR_TRANSFORM_CONVERT_FROM_OBJECT,
-	NODE_VECTOR_TRANSFORM_CONVERT_FROM_CAMERA
-} NodeVectorTransformConvertFrom;
+typedef enum NodeVectorTransformConvertSpace {
+	NODE_VECTOR_TRANSFORM_CONVERT_SPACE_WORLD,
+	NODE_VECTOR_TRANSFORM_CONVERT_SPACE_OBJECT,
+	NODE_VECTOR_TRANSFORM_CONVERT_SPACE_CAMERA
+} NodeVectorTransformConvertSpace;
 
-typedef enum NodeVectorTransformConvertTo {
-	NODE_VECTOR_TRANSFORM_CONVERT_TO_WORLD,
-	NODE_VECTOR_TRANSFORM_CONVERT_TO_OBJECT,
-	NODE_VECTOR_TRANSFORM_CONVERT_TO_CAMERA
-} NodeVectorTransformConvertTo;
-
 typedef enum NodeConvert {
 	NODE_CONVERT_FV,
 	NODE_CONVERT_FI,

Modified: branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_vector_transform.h
===================================================================
--- branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_vector_transform.h	2013-07-31 19:03:42 UTC (rev 58774)
+++ branches/soc-2013-dingto/intern/cycles/kernel/svm/svm_vector_transform.h	2013-07-31 20:05:13 UTC (rev 58775)
@@ -31,23 +31,24 @@
 	float3 in = stack_load_float3(stack, vector_in);
 	
 	NodeVectorTransformType type = (NodeVectorTransformType)itype;
-	NodeVectorTransformConvertFrom from = (NodeVectorTransformConvertFrom)ifrom;
-	NodeVectorTransformConvertTo to = (NodeVectorTransformConvertTo)ito;
+	NodeVectorTransformConvertSpace from = (NodeVectorTransformConvertSpace)ifrom;
+	NodeVectorTransformConvertSpace to = (NodeVectorTransformConvertSpace)ito;
 	
 	Transform tfm;
 	int is_object = (sd->object != ~0);
+	int is_direction = (type == NODE_VECTOR_TRANSFORM_TYPE_VECTOR || type == NODE_VECTOR_TRANSFORM_TYPE_NORMAL);
 	
 	/* From world */
-	if(from == NODE_VECTOR_TRANSFORM_CONVERT_FROM_WORLD) {
-		if(to == NODE_VECTOR_TRANSFORM_CONVERT_TO_CAMERA) {
+	if(from == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_WORLD) {
+		if(to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_CAMERA) {
 			tfm = kernel_data.cam.worldtocamera;
-			if(type == NODE_VECTOR_TRANSFORM_TYPE_VECTOR)
+			if(is_direction)
 				in = transform_direction(&tfm, in);
 			else
 				in = transform_point(&tfm, in);
 		}
-		else if (to == NODE_VECTOR_TRANSFORM_CONVERT_TO_OBJECT && is_object) {
-			if(type == NODE_VECTOR_TRANSFORM_TYPE_VECTOR)
+		else if (to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_OBJECT && is_object) {
+			if(is_direction)
 				object_inverse_dir_transform(kg, sd, &in);
 			else
 				object_inverse_position_transform(kg, sd, &in);
@@ -55,16 +56,16 @@
 	}
 	
 	/* From camera */
-	else if (from == NODE_VECTOR_TRANSFORM_CONVERT_FROM_CAMERA) {
-		if(to == NODE_VECTOR_TRANSFORM_CONVERT_TO_WORLD || to == NODE_VECTOR_TRANSFORM_CONVERT_TO_OBJECT) {
+	else if (from == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_CAMERA) {
+		if(to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_WORLD || to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_OBJECT) {
 			tfm = kernel_data.cam.cameratoworld;
-			if(type == NODE_VECTOR_TRANSFORM_TYPE_VECTOR)
+			if(is_direction)
 				in = transform_direction(&tfm, in);
 			else
 				in = transform_point(&tfm, in);
 		}
-		if(to == NODE_VECTOR_TRANSFORM_CONVERT_TO_OBJECT && is_object) {
-			if(type == NODE_VECTOR_TRANSFORM_TYPE_VECTOR)
+		if(to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_OBJECT && is_object) {
+			if(is_direction)
 				object_inverse_dir_transform(kg, sd, &in);
 			else
 				object_inverse_position_transform(kg, sd, &in);
@@ -72,22 +73,26 @@
 	}
 	
 	/* From object */
-	else if(from == NODE_VECTOR_TRANSFORM_CONVERT_FROM_OBJECT) {
-		if((to == NODE_VECTOR_TRANSFORM_CONVERT_TO_WORLD || to == NODE_VECTOR_TRANSFORM_CONVERT_TO_CAMERA) && is_object) {
-			if(type == NODE_VECTOR_TRANSFORM_TYPE_VECTOR)
+	else if(from == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_OBJECT) {
+		if((to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_WORLD || to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_CAMERA) && is_object) {
+			if(is_direction)
 				object_dir_transform(kg, sd, &in);
 			else
 				object_position_transform(kg, sd, &in);
 		}
-		if(to == NODE_VECTOR_TRANSFORM_CONVERT_TO_CAMERA) {
+		if(to == NODE_VECTOR_TRANSFORM_CONVERT_SPACE_CAMERA) {
 			tfm = kernel_data.cam.worldtocamera;
-			if(type == NODE_VECTOR_TRANSFORM_TYPE_VECTOR)
+			if(is_direction)
 				in = transform_direction(&tfm, in);
 			else
 				in = transform_point(&tfm, in);
 		}
 	}
 	
+	/* Normalize Normal */
+	if(type == NODE_VECTOR_TRANSFORM_TYPE_NORMAL)
+		in = normalize(in);
+	
 	/* Output */	
 	if(stack_valid(vector_out)) {
 			stack_store_float3(stack, vector_out, in);

Modified: branches/soc-2013-dingto/intern/cycles/render/nodes.cpp
===================================================================
--- branches/soc-2013-dingto/intern/cycles/render/nodes.cpp	2013-07-31 19:03:42 UTC (rev 58774)
+++ branches/soc-2013-dingto/intern/cycles/render/nodes.cpp	2013-07-31 20:05:13 UTC (rev 58775)
@@ -3251,35 +3251,24 @@
 
 	enm.insert("Vector", NODE_VECTOR_TRANSFORM_TYPE_VECTOR);
 	enm.insert("Point", NODE_VECTOR_TRANSFORM_TYPE_POINT);
+	enm.insert("Normal", NODE_VECTOR_TRANSFORM_TYPE_NORMAL);
 
 	return enm;
 }
 
-static ShaderEnum vector_transform_convert_from_init()
+static ShaderEnum vector_transform_convert_space_init()
 {
 	ShaderEnum enm;
 
-	enm.insert("world", NODE_VECTOR_TRANSFORM_CONVERT_FROM_WORLD);
-	enm.insert("object", NODE_VECTOR_TRANSFORM_CONVERT_FROM_OBJECT);
-	enm.insert("camera", NODE_VECTOR_TRANSFORM_CONVERT_FROM_CAMERA);
+	enm.insert("world", NODE_VECTOR_TRANSFORM_CONVERT_SPACE_WORLD);
+	enm.insert("object", NODE_VECTOR_TRANSFORM_CONVERT_SPACE_OBJECT);
+	enm.insert("camera", NODE_VECTOR_TRANSFORM_CONVERT_SPACE_CAMERA);
 
 	return enm;
 }
 
-static ShaderEnum vector_transform_convert_to_init()
-{
-	ShaderEnum enm;
-
-	enm.insert("world", NODE_VECTOR_TRANSFORM_CONVERT_TO_WORLD);
-	enm.insert("object", NODE_VECTOR_TRANSFORM_CONVERT_TO_OBJECT);
-	enm.insert("camera", NODE_VECTOR_TRANSFORM_CONVERT_TO_CAMERA);
-
-	return enm;
-}
-
 ShaderEnum VectorTransformNode::type_enum = vector_transform_type_init();
-ShaderEnum VectorTransformNode::convert_from_enum = vector_transform_convert_from_init();
-ShaderEnum VectorTransformNode::convert_to_enum = vector_transform_convert_to_init();
+ShaderEnum VectorTransformNode::convert_space_enum = vector_transform_convert_space_init();
 
 void VectorTransformNode::compile(SVMCompiler& compiler)
 {
@@ -3290,7 +3279,7 @@
 	compiler.stack_assign(vector_out);
 
 	compiler.add_node(NODE_VECTOR_TRANSFORM,
-		compiler.encode_uchar4(type_enum[type], convert_from_enum[convert_from], convert_to_enum[convert_to]),
+		compiler.encode_uchar4(type_enum[type], convert_space_enum[convert_from], convert_space_enum[convert_to]),
 		compiler.encode_uchar4(vector_in->stack_offset, vector_out->stack_offset));
 }
 

Modified: branches/soc-2013-dingto/intern/cycles/render/nodes.h
===================================================================
--- branches/soc-2013-dingto/intern/cycles/render/nodes.h	2013-07-31 19:03:42 UTC (rev 58774)
+++ branches/soc-2013-dingto/intern/cycles/render/nodes.h	2013-07-31 20:05:13 UTC (rev 58775)
@@ -513,8 +513,7 @@
 	ustring convert_to;
 	
 	static ShaderEnum type_enum;
-	static ShaderEnum convert_from_enum;
-	static ShaderEnum convert_to_enum;
+	static ShaderEnum convert_space_enum;
 };
 
 class BumpNode : public ShaderNode {

Modified: branches/soc-2013-dingto/source/blender/makesdna/DNA_node_types.h
===================================================================
--- branches/soc-2013-dingto/source/blender/makesdna/DNA_node_types.h	2013-07-31 19:03:42 UTC (rev 58774)
+++ branches/soc-2013-dingto/source/blender/makesdna/DNA_node_types.h	2013-07-31 20:05:13 UTC (rev 58775)
@@ -878,15 +878,12 @@
 /* vector transform */

@@ Diff output truncated at 10240 characters. @@



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