merge with 2.5/trunk at r23271

10 files changed, 700 insertions, 137 deletions

diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c b/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c
index d0cc4e5b88d..b0a2531ac1f 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c
@@ -22,7 +22,7 @@
  *
  * The Original Code is: all of this file.
  *
- * Contributor(s): none yet.
+ * Contributor(s): Bob Holcomb
  *
  * ***** END GPL LICENSE BLOCK *****
  */
@@ -180,7 +180,7 @@ static void node_composit_init_channel_matte(bNode *node)
 {
    NodeChroma *c= MEM_callocN(sizeof(NodeChroma), "node chroma");
    node->storage=c;
-   c->t1= 0.0f;
+   c->t1= 1.0f;
    c->t2= 0.0f;
    c->t3= 0.0f;
    c->fsize= 0.0f;
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_chromaMatte.c b/source/blender/nodes/intern/CMP_nodes/CMP_chromaMatte.c
index 6a40018e659..28b81fe9f47 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_chromaMatte.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_chromaMatte.c
@@ -172,9 +172,9 @@ static void node_composit_init_chroma_matte(bNode *node)
    c->fstrength= 1.0f;
 };
 
-bNodeType cmp_node_chroma={
+bNodeType cmp_node_chroma_matte={
 	/* *next,*prev */	NULL, NULL,
-	/* type code   */	CMP_NODE_CHROMA,
+	/* type code   */	CMP_NODE_CHROMA_MATTE,
 	/* name        */	"Chroma Key",
 	/* width+range */	200, 80, 300,
 	/* class+opts  */	NODE_CLASS_MATTE, NODE_PREVIEW|NODE_OPTIONS,
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_colorMatte.c b/source/blender/nodes/intern/CMP_nodes/CMP_colorMatte.c
new file mode 100644
index 00000000000..470d04d9dcc
--- /dev/null
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_colorMatte.c
@@ -0,0 +1,132 @@
+/**
+ * $Id$
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2006 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Bob Holcomb
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "../CMP_util.h"
+
+/* ******************* Color Key ********************************************************** */
+static bNodeSocketType cmp_node_color_in[]={
+	{SOCK_RGBA,1,"Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{SOCK_RGBA,1,"Key Color", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{-1,0,""}
+};
+
+static bNodeSocketType cmp_node_color_out[]={
+	{SOCK_RGBA,0,"Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{SOCK_VALUE,0,"Matte",0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{-1,0,""}
+};
+
+static void do_color_key(bNode *node, float *out, float *in)
+{
+	NodeChroma *c;
+	c=node->storage;
+
+
+   VECCOPY(out, in);
+
+   if(fabs(in[0]-c->key[0]) < c->t1 &&
+      fabs(in[1]-c->key[1]) < c->t2 &&
+      fabs(in[2]-c->key[2]) < c->t3) 
+   {
+      out[3]=0.0; /*make transparent*/
+   }
+
+	else { /*pixel is outside key color */
+		out[3]=in[3]; /* make pixel just as transparent as it was before */
+	}
+}
+
+static void node_composit_exec_color_matte(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	CompBuf *cbuf;
+	CompBuf *colorbuf;
+	NodeChroma *c;
+	
+	if(in[0]->hasinput==0) return;
+	if(in[0]->data==NULL) return;
+	if(out[0]->hasoutput==0 && out[1]->hasoutput==0) return;
+	
+	cbuf= typecheck_compbuf(in[0]->data, CB_RGBA);
+	
+	colorbuf= dupalloc_compbuf(cbuf);
+	
+	c=node->storage;
+	
+	/*convert rgbbuf to hsv*/
+	composit1_pixel_processor(node, colorbuf, cbuf, in[0]->vec, do_rgba_to_hsva, CB_RGBA);
+	
+   /*convert key to hsv*/
+	do_rgba_to_hsva(node, c->key, in[1]->vec);
+	
+
+	/*per pixel color key*/
+	composit1_pixel_processor(node, colorbuf, colorbuf, in[0]->vec, do_color_key, CB_RGBA);
+	
+	/*convert back*/
+	composit1_pixel_processor(node, colorbuf, colorbuf, in[0]->vec, do_hsva_to_rgba, CB_RGBA);
+	
+	out[0]->data= colorbuf;
+	if(out[1]->hasoutput)
+		out[1]->data= valbuf_from_rgbabuf(colorbuf, CHAN_A);
+	
+	generate_preview(node, colorbuf);
+
+	if(cbuf!=in[0]->data)
+		free_compbuf(cbuf);
+};
+
+static void node_composit_init_color_matte(bNode *node)
+{
+   NodeChroma *c= MEM_callocN(sizeof(NodeChroma), "node color");
+   node->storage= c;
+   c->t1= 0.01f;
+   c->t2= 0.1f;
+   c->t3= 0.1f;
+   c->fsize= 0.0f;
+   c->fstrength= 1.0f;
+};
+
+bNodeType cmp_node_color_matte={
+	/* *next,*prev */	NULL, NULL,
+	/* type code   */	CMP_NODE_COLOR_MATTE,
+	/* name        */	"Color Key",
+	/* width+range */	200, 80, 300,
+	/* class+opts  */	NODE_CLASS_MATTE, NODE_PREVIEW|NODE_OPTIONS,
+	/* input sock  */	cmp_node_color_in,
+	/* output sock */	cmp_node_color_out,
+	/* storage     */	"NodeChroma",
+	/* execfunc    */	node_composit_exec_color_matte,
+	/* butfunc     */	NULL,
+	/* initfunc    */	node_composit_init_color_matte,
+	/* freestoragefunc    */	node_free_standard_storage,
+	/* copystoragefunc    */	node_copy_standard_storage,
+	/* id          */	NULL
+};
+
+
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_diffMatte.c b/source/blender/nodes/intern/CMP_nodes/CMP_diffMatte.c
index ade2111f246..68a1bcd5471 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_diffMatte.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_diffMatte.c
@@ -22,7 +22,7 @@
  *
  * The Original Code is: all of this file.
  *
- * Contributor(s): none yet.
+ * Contributor(s): Bob Holcomb
  *
  * ***** END GPL LICENSE BLOCK *****
  */
@@ -31,8 +31,8 @@
 
 /* ******************* channel Difference Matte ********************************* */
 static bNodeSocketType cmp_node_diff_matte_in[]={
-	{SOCK_RGBA,1,"Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
-	{SOCK_RGBA,1,"Key Color", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{SOCK_RGBA,1,"Image 1", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{SOCK_RGBA,1,"Image 2", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
 	{-1,0,""}
 };
 
@@ -44,157 +44,85 @@ static bNodeSocketType cmp_node_diff_matte_out[]={
 
 /* note, keyvals is passed on from caller as stack array */
 /* might have been nicer as temp struct though... */
-static void do_diff_matte(bNode *node, float *colorbuf, float *inbuf, float *keyvals)
+static void do_diff_matte(bNode *node, float *colorbuf, float *imbuf1, float *imbuf2)
 {
 	NodeChroma *c= (NodeChroma *)node->storage;
-	float *keymin= keyvals;
-	float *keymax= keyvals+3;
-	float *key=    keyvals+6;
-	float tolerance= keyvals[9];
-	float distance, alpha;
+	float tolerence=c->t1;
+   float falloff=c->t2;
+	float difference;
+   float alpha;
 	
-	/*process the pixel if it is close to the key or already transparent*/
-	if(((colorbuf[0]>keymin[0] && colorbuf[0]<keymax[0]) &&
-		(colorbuf[1]>keymin[1] && colorbuf[1]<keymax[1]) &&
-		(colorbuf[2]>keymin[2] && colorbuf[2]<keymax[2])) || inbuf[3]<1.0f) {
-		
-		/*true distance from key*/
-		distance= sqrt((colorbuf[0]-key[0])*(colorbuf[0]-key[0])+
-					  (colorbuf[1]-key[1])*(colorbuf[1]-key[1])+
-					  (colorbuf[2]-key[2])*(colorbuf[2]-key[2]));
-		
-		/*is it less transparent than the prevous pixel*/
-		alpha= distance/tolerance;
-		if(alpha > inbuf[3]) alpha= inbuf[3];
-		if(alpha > c->fstrength) alpha= 0.0f;
-		
-		/*clamp*/
-		if (alpha>1.0f) alpha=1.0f;
-		if (alpha<0.0f) alpha=0.0f;
-		
-		/*premultiplied picture*/
-		colorbuf[3]= alpha;
+   difference=fabs(imbuf2[0]-imbuf1[0])+
+               fabs(imbuf2[1]-imbuf1[1])+
+               fabs(imbuf2[2]-imbuf1[2]);
+
+   /*average together the distances*/
+   difference=difference/3.0;
+
+   VECCOPY(colorbuf, imbuf1);
+
+   /*make 100% transparent*/
+	if(difference < tolerence){
+      colorbuf[3]=0.0;
 	}
+   /*in the falloff region, make partially transparent */
+   else if(difference < falloff+tolerence){
+      difference=difference-tolerence;
+      alpha=difference/falloff;
+      /*only change if more transparent than before */
+      if(alpha < imbuf1[3]) {      
+         colorbuf[3]=alpha;
+      }
+      else { /* leave as before */
+         colorbuf[3]=imbuf1[3];
+      }
+   }
 	else {
 		/*foreground object*/
-		colorbuf[3]= inbuf[3];
+		colorbuf[3]= imbuf1[3];
 	}
 }
 
 static void node_composit_exec_diff_matte(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
 {
-	/*
-	Losely based on the Sequencer chroma key plug-in, but enhanced to work in other color spaces and
-	uses a differnt difference function (suggested in forums of vfxtalk.com).
-	*/
-	CompBuf *workbuf;
-	CompBuf *inbuf;
+	CompBuf *outbuf;
+	CompBuf *imbuf1;
+   CompBuf *imbuf2;
 	NodeChroma *c;
-	float keyvals[10];
-	float *keymin= keyvals;
-	float *keymax= keyvals+3;
-	float *key=    keyvals+6;
-	float *tolerance= keyvals+9;
-	float t[3];
 	
 	/*is anything connected?*/
 	if(out[0]->hasoutput==0 && out[1]->hasoutput==0) return;
 	/*must have an image imput*/
 	if(in[0]->data==NULL) return;
+   if(in[1]->data==NULL) return;
 	
-	inbuf=typecheck_compbuf(in[0]->data, CB_RGBA);
+	imbuf1=typecheck_compbuf(in[0]->data, CB_RGBA);
+   imbuf2=typecheck_compbuf(in[1]->data, CB_RGBA);
 	
 	c=node->storage;
-	workbuf=dupalloc_compbuf(inbuf);
-	
-	/*use the input color*/
-	key[0]= in[1]->vec[0];
-	key[1]= in[1]->vec[1];
-	key[2]= in[1]->vec[2];
-	
-	/*get the tolerances from the UI*/
-	t[0]=c->t1;
-	t[1]=c->t2;
-	t[2]=c->t3;
-	
-	/*convert to colorspace*/
-	switch(node->custom1) {
-		case 1: /*RGB*/
-				break;
-		case 2: /*HSV*/
-		/*convert the key (in place)*/
-			rgb_to_hsv(key[0], key[1], key[2], &key[0], &key[1], &key[2]);
-			composit1_pixel_processor(node, workbuf, inbuf, in[1]->vec, do_rgba_to_hsva, CB_RGBA);
-			break;
-		case 3: /*YUV*/
-			rgb_to_yuv(key[0], key[1], key[2], &key[0], &key[1], &key[2]);
-			composit1_pixel_processor(node, workbuf, inbuf, in[1]->vec, do_rgba_to_yuva, CB_RGBA);
-			break;
-		case 4: /*YCC*/
-			rgb_to_ycc(key[0], key[1], key[2], &key[0], &key[1], &key[2]);
-			composit1_pixel_processor(node, workbuf, inbuf, in[1]->vec, do_rgba_to_ycca, CB_RGBA);
-			/*account for ycc is on a 0..255 scale*/
-			t[0]= c->t1*255.0;
-			t[1]= c->t2*255.0;
-			t[2]= c->t3*255.0;
-			break;
-		default:
-				break;
-	}
-	
-	/*find min/max tolerances*/
-	keymin[0]= key[0]-t[0];
-	keymin[1]= key[1]-t[1];
-	keymin[2]= key[2]-t[2];
-	keymax[0]= key[0]+t[0];
-	keymax[1]= key[1]+t[1];
-	keymax[2]= key[2]+t[2];
-	
-	/*tolerance*/
-	*tolerance= sqrt((t[0])*(t[0])+
-					(t[1])*(t[1])+
-					(t[2])*(t[2]));
+	outbuf=dupalloc_compbuf(imbuf1);
 	
 	/* note, processor gets a keyvals array passed on as buffer constant */
-	composit2_pixel_processor(node, workbuf, workbuf, in[0]->vec, NULL, keyvals, do_diff_matte, CB_RGBA, CB_VAL);
+	composit2_pixel_processor(node, outbuf, imbuf1, in[0]->vec, imbuf2, in[1]->vec, do_diff_matte, CB_RGBA, CB_RGBA);
 	
-	/*convert back to RGB colorspace*/
-	switch(node->custom1) {
-		case 1: /*RGB*/
-			composit1_pixel_processor(node, workbuf, workbuf, in[1]->vec, do_copy_rgba, CB_RGBA);
-			break;
-		case 2: /*HSV*/
-			composit1_pixel_processor(node, workbuf, workbuf, in[1]->vec, do_hsva_to_rgba, CB_RGBA);
-			break;
-		case 3: /*YUV*/
-			composit1_pixel_processor(node, workbuf, workbuf, in[1]->vec, do_yuva_to_rgba, CB_RGBA);
-			break;
-		case 4: /*YCC*/
-			composit1_pixel_processor(node, workbuf, workbuf, in[1]->vec, do_ycca_to_rgba, CB_RGBA);
-			break;
-		default:
-			break;
-	}
-	
-	out[0]->data=workbuf;
+	out[0]->data=outbuf;
 	if(out[1]->hasoutput)
-		out[1]->data=valbuf_from_rgbabuf(workbuf, CHAN_A);
-	generate_preview(node, workbuf);
+		out[1]->data=valbuf_from_rgbabuf(outbuf, CHAN_A);
+	generate_preview(node, outbuf);
+
+	if(imbuf1!=in[0]->data)
+		free_compbuf(imbuf1);
 
-	if(inbuf!=in[0]->data)
-		free_compbuf(inbuf);
+	if(imbuf2!=in[1]->data)
+		free_compbuf(imbuf2);
 }
 
 static void node_composit_init_diff_matte(bNode *node)
 {
    NodeChroma *c= MEM_callocN(sizeof(NodeChroma), "node chroma");
    node->storage= c;
-   c->t1= 0.01f;
-   c->t2= 0.01f;
-   c->t3= 0.01f;
-   c->fsize= 0.0f;
-   c->fstrength= 0.0f;
-   node->custom1= 1; /* RGB */
+   c->t1= 0.1f;
+   c->t2= 0.1f;
 }
 
 bNodeType cmp_node_diff_matte={
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_distanceMatte.c b/source/blender/nodes/intern/CMP_nodes/CMP_distanceMatte.c
new file mode 100644
index 00000000000..f24aedd6661
--- /dev/null
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_distanceMatte.c
@@ -0,0 +1,145 @@
+/**
+ * $Id$
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2006 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Bob Holcomb
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "../CMP_util.h"
+
+/* ******************* channel Distance Matte ********************************* */
+static bNodeSocketType cmp_node_distance_matte_in[]={
+	{SOCK_RGBA,1,"Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{SOCK_RGBA,1,"Key Color", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{-1,0,""}
+};
+
+static bNodeSocketType cmp_node_distance_matte_out[]={
+	{SOCK_RGBA,0,"Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{SOCK_VALUE,0,"Matte",0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{-1,0,""}
+};
+
+/* note, keyvals is passed on from caller as stack array */
+/* might have been nicer as temp struct though... */
+static void do_distance_matte(bNode *node, float *out, float *in)
+{
+	NodeChroma *c= (NodeChroma *)node->storage;
+	float tolerence=c->t1;
+   float falloff=c->t2;
+	float distance;
+   float alpha;
+   
+   distance=sqrt((c->key[0]-in[0])*(c->key[0]-in[0]) +
+                  (c->key[1]-in[1])*(c->key[1]-in[1]) +
+                  (c->key[2]-in[2])*(c->key[2]-in[2]));
+
+   VECCOPY(out, in);
+
+   /*make 100% transparent */
+   if(distance < tolerence) {
+      out[3]=0.0;
+   }
+   /*in the falloff region, make partially transparent */
+   else if(distance < falloff+tolerence){
+      distance=distance-tolerence;
+      alpha=distance/falloff;
+       /*only change if more transparent than before */
+      if(alpha < in[3]) {
+         out[3]=alpha;
+      }
+      else { /* leave as before */
+         out[3]=in[3];
+      }
+   }
+   else {
+      out[3]=in[3];
+   }
+}
+
+static void node_composit_exec_distance_matte(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	/*
+	Losely based on the Sequencer chroma key plug-in, but enhanced to work in other color spaces and
+	uses a differnt difference function (suggested in forums of vfxtalk.com).
+	*/
+	CompBuf *workbuf;
+	CompBuf *inbuf;
+	NodeChroma *c;
+	
+	/*is anything connected?*/
+	if(out[0]->hasoutput==0 && out[1]->hasoutput==0) return;
+	/*must have an image imput*/
+	if(in[0]->data==NULL) return;
+	
+	inbuf=typecheck_compbuf(in[0]->data, CB_RGBA);
+	
+	c=node->storage;
+	workbuf=dupalloc_compbuf(inbuf);
+	
+	/*use the input color*/
+	c->key[0]= in[1]->vec[0];
+	c->key[1]= in[1]->vec[1];
+	c->key[2]= in[1]->vec[2];
+	
+	/* note, processor gets a keyvals array passed on as buffer constant */
+	composit1_pixel_processor(node, workbuf, workbuf, in[0]->vec, do_distance_matte, CB_RGBA);
+	
+	
+	out[0]->data=workbuf;
+	if(out[1]->hasoutput)
+		out[1]->data=valbuf_from_rgbabuf(workbuf, CHAN_A);
+	generate_preview(node, workbuf);
+
+	if(inbuf!=in[0]->data)
+		free_compbuf(inbuf);
+}
+
+static void node_composit_init_distance_matte(bNode *node)
+{
+   NodeChroma *c= MEM_callocN(sizeof(NodeChroma), "node chroma");
+   node->storage= c;
+   c->t1= 0.1f;
+   c->t2= 0.1f;
+}
+
+bNodeType cmp_node_distance_matte={
+	/* *next,*prev */	NULL, NULL,
+	/* type code   */	CMP_NODE_DIST_MATTE,
+	/* name        */	"Distance Key",
+	/* width+range */	200, 80, 250,
+	/* class+opts  */	NODE_CLASS_MATTE, NODE_PREVIEW|NODE_OPTIONS,
+	/* input sock  */	cmp_node_distance_matte_in,
+	/* output sock */	cmp_node_distance_matte_out,
+	/* storage     */	"NodeChroma",
+	/* execfunc    */	node_composit_exec_distance_matte,
+	/* butfunc     */	NULL,
+	/* initfunc    */	node_composit_init_distance_matte,
+	/* freestoragefunc    */	node_free_standard_storage,
+	/* copystoragefunc    */	node_copy_standard_storage,
+	/* id          */	NULL
+};
+
+
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_levels.c b/source/blender/nodes/intern/CMP_nodes/CMP_levels.c
new file mode 100644
index 00000000000..28b769a8a97
--- /dev/null
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_levels.c
@@ -0,0 +1,337 @@
+/**
+ * $Id$
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2006 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Bob Holcomb.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "../CMP_util.h"
+
+
+/* **************** LEVELS ******************** */
+static bNodeSocketType cmp_node_view_levels_in[]= {
+	{	SOCK_RGBA, 1, "Image", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+
+static bNodeSocketType cmp_node_view_levels_out[]={
+	{SOCK_VALUE, 0,"Mean",0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{SOCK_VALUE, 0,"Std Dev",0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{-1,0,""}
+};
+
+static void rgb_tobw(float r, float g, float b, float* out)
+{
+	*out= r*0.35f + g*0.45f + b*0.2f;
+}
+
+static void fill_bins(bNode* node, CompBuf* in, int* bins)
+{
+	float value[4];
+    int ivalue;
+	int x,y;
+
+	/*fill bins */
+	for(y=0; y<in->y; y++) {
+		for(x=0; x<in->x; x++) {
+
+			/* get the pixel */
+			qd_getPixel(in, x, y, value);
+
+			if(value[3] > 0.0) { /* don't count transparent pixels */
+				switch(node->custom1) {
+					case 1: { /* all colors */
+						rgb_tobw(value[0],value[1],value[2], &value[0]);
+						value[0]=value[0]*255; /* scale to 0-255 range */
+						ivalue=(int)value[0];
+						break;
+					}
+					case 2: { /* red channel */
+						value[0]=value[0]*255; /* scale to 0-255 range */
+						ivalue=(int)value[0];
+						break;
+					}
+					case 3:  { /* green channel */
+						value[1]=value[1]*255; /* scale to 0-255 range */
+						ivalue=(int)value[1];
+						break;
+					}
+					case 4: /*blue channel */
+					{
+						value[2]=value[2]*255; /* scale to 0-255 range */
+						ivalue=(int)value[2];
+						break;
+					}
+					case 5: /* luminence */
+					{
+						rgb_to_yuv(value[0],value[1],value[2], &value[0], &value[1], &value[2]);
+						value[0]=value[0]*255; /* scale to 0-255 range */
+						ivalue=(int)value[0];
+						break;
+					}
+				} /*end switch */
+
+				/*clip*/
+				if(ivalue<0) ivalue=0;
+				if(ivalue>255) ivalue=255;
+
+				/*put in the correct bin*/
+				bins[ivalue]+=1;
+			} /*end if alpha */
+		}
+	}	
+}
+
+static float brightness_mean(bNode* node, CompBuf* in)
+{
+	float sum=0.0;
+	int numPixels=0.0;
+	int x,y;
+	float value[4];
+
+	for(x=0; x< in->x; x++) {
+		for(y=0; y < in->y; y++) {
+			
+			/* get the pixel */
+			qd_getPixel(in, x, y, value);
+
+			if(value[3] > 0.0) { /* don't count transparent pixels */
+				numPixels++;
+				switch(node->custom1)
+				{
+				case 1:
+					{
+						rgb_tobw(value[0],value[1],value[2], &value[0]);
+						sum+=value[0];
+						break;
+					}
+				case 2:
+					{
+						sum+=value[0];
+						break;
+					}
+				case 3:
+					{
+						sum+=value[1];
+						break;
+					}
+				case 4:
+					{
+						sum+=value[2];
+						break;
+					}
+				case 5:
+					{
+						rgb_to_yuv(value[0],value[1],value[2], &value[0], &value[1], &value[2]);
+						sum+=value[0];
+						break;
+					}
+				}
+			}
+		}
+	}
+
+	return sum/numPixels;
+}
+
+static float brightness_standard_deviation(bNode* node, CompBuf* in, float mean)
+{
+	float sum=0.0;
+	int numPixels=0.0;
+	int x,y;
+	float value[4];
+
+	for(x=0; x< in->x; x++) {
+		for(y=0; y < in->y; y++) {
+			
+			/* get the pixel */
+			qd_getPixel(in, x, y, value);
+
+			if(value[3] > 0.0) { /* don't count transparent pixels */
+				numPixels++;
+				switch(node->custom1)
+				{
+				case 1:
+					{
+						rgb_tobw(value[0],value[1],value[2], &value[0]);
+						sum+=(value[0]-mean)*(value[0]-mean);
+						break;
+					}
+				case 2:
+					{
+						sum+=value[0];
+						sum+=(value[0]-mean)*(value[0]-mean);
+						break;
+					}
+				case 3:
+					{
+						sum+=value[1];
+						sum+=(value[1]-mean)*(value[1]-mean);
+						break;
+					}
+				case 4:
+					{
+						sum+=value[2];
+						sum+=(value[2]-mean)*(value[2]-mean);
+						break;
+					}
+				case 5:
+					{
+						rgb_to_yuv(value[0],value[1],value[2], &value[0], &value[1], &value[2]);
+						sum+=(value[0]-mean)*(value[0]-mean);
+						break;
+					}
+				}
+			}
+		}
+	}
+
+
+	return sqrt(sum/(float)(numPixels-1));
+}
+
+static void draw_histogram(bNode *node, CompBuf *out, int* bins)
+{
+	int x,y;
+	float color[4]; 
+	float value;
+	int max;
+
+	/* find max value */
+	max=0;
+	for(x=0; x<256; x++) {
+		if(bins[x]>max) max=bins[x];
+	}
+
+	/*draw histogram in buffer */
+	for(x=0; x<out->x; x++) {
+		for(y=0;y<out->y; y++) {
+
+			/* get normalized value (0..255) */
+			value=((float)bins[x]/(float)max)*255.0; 
+
+			if(y < (int)value) { /*if the y value is below the height of the bar for this line then draw with the color */
+				switch (node->custom1) {
+					case 1: { /* draw in black */
+						color[0]=0.0; color[1]=0.0; color[2]=0.0; color[3]=1.0;
+						break;
+					}
+					case 2: { /* draw in red */
+						color[0]=1.0; color[1]=0.0; color[2]=0.0; color[3]=1.0;
+						break;
+					}
+					case 3: { /* draw in green */
+						color[0]=0.0; color[1]=1.0; color[2]=0.0; color[3]=1.0;
+						break;
+					}
+					case 4: { /* draw in blue */
+						color[0]=0.0; color[1]=0.0; color[2]=1.0; color[3]=1.0;
+						break;
+					}
+					case 5: { /* draw in white */
+						color[0]=1.0; color[1]=1.0; color[2]=1.0; color[3]=1.0;
+						break;
+					}
+				}
+			}
+			else{
+				color[0]=0.8; color[1]=0.8; color[2]=0.8; color[3]=1.0;
+			}
+
+			/* set the color */
+			qd_setPixel(out, x, y, color);
+		}
+	}
+}
+
+static void node_composit_exec_view_levels(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	CompBuf* cbuf;
+	CompBuf* histogram;
+	float mean, std_dev;
+	int bins[256];
+	int x;
+
+	if(in[0]->hasinput==0)  return;
+	if(in[0]->data==NULL) return;
+
+	histogram=alloc_compbuf(256, 256, CB_RGBA, 1);	
+	cbuf=typecheck_compbuf(in[0]->data, CB_RGBA);	
+		
+	/*initalize bins*/
+	for(x=0; x<256; x++) {
+		bins[x]=0;
+	}
+	
+	/*fill bins */
+	fill_bins(node, in[0]->data, bins);
+
+	/* draw the histogram chart */
+	draw_histogram(node, histogram, bins);
+
+	/* calculate the average brightness and contrast */
+	mean=brightness_mean(node, in[0]->data);
+	std_dev=brightness_standard_deviation(node, in[0]->data, mean);
+
+	/*  Printf debuging ;) 
+	printf("Mean: %f\n", mean);
+	printf("Std Dev: %f\n", std_dev);
+	*/
+
+	if(out[0]->hasoutput)
+			out[0]->vec[0]= mean;
+	if(out[1]->hasoutput)
+			out[1]->vec[0]= std_dev;
+
+	generate_preview(node, histogram);
+
+	if(cbuf!=in[0]->data)
+		free_compbuf(cbuf);
+	free_compbuf(histogram);
+}
+
+static void node_composit_init_view_levels(bNode* node)
+{
+   node->custom1=1; /*All channels*/
+}
+
+bNodeType cmp_node_view_levels= {
+	/* *next,*prev */	NULL, NULL,
+	/* type code   */	CMP_NODE_VIEW_LEVELS,
+	/* name        */	"Levels",
+	/* widthrange */	140, 100, 320,
+	/* classopts  */	NODE_CLASS_OUTPUT, NODE_OPTIONS|NODE_PREVIEW,
+	/* input sock  */	cmp_node_view_levels_in,
+	/* output sock */	cmp_node_view_levels_out,
+	/* storage     */	"ImageUser",
+	/* execfunc    */	node_composit_exec_view_levels,
+	/* butfunc     */	NULL,
+	/* initfunc    */	node_composit_init_view_levels,
+	/* freestoragefunc    */	node_free_standard_storage,
+	/* copystoragefunc    */	node_copy_standard_storage,
+	/* id          */	NULL
+	
+};
+
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_lummaMatte.c b/source/blender/nodes/intern/CMP_nodes/CMP_lummaMatte.c
index 9aebd999b29..350def76736 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_lummaMatte.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_lummaMatte.c
@@ -22,7 +22,7 @@
  *
  * The Original Code is: all of this file.
  *
- * Contributor(s): none yet.
+ * Contributor(s): Bob Holcomb .
  *
  * ***** END GPL LICENSE BLOCK *****
  */
diff --git a/source/blender/nodes/intern/CMP_util.c b/source/blender/nodes/intern/CMP_util.c
index f9805645115..b396d5549d7 100644
--- a/source/blender/nodes/intern/CMP_util.c
+++ b/source/blender/nodes/intern/CMP_util.c
@@ -1104,9 +1104,23 @@ void qd_getPixel(CompBuf* src, int x, int y, float* col)
 {
 	if ((x >= 0) && (x < src->x) && (y >= 0) && (y < src->y)) {
 		float* bc = &src->rect[(x + y*src->x)*src->type];
-		col[0] = bc[0], col[1] = bc[1], col[2] = bc[2];
+		switch(src->type){
+			/* these fallthrough to get all the channels */
+			case CB_RGBA: col[3]=bc[3]; 
+			case CB_VEC3: col[2]=bc[2];
+			case CB_VEC2: col[1]=bc[1];
+			case CB_VAL: col[0]=bc[0];
+		}
+	}
+	else {
+		switch(src->type){
+			/* these fallthrough to get all the channels */
+			case CB_RGBA: col[3]=0.0; 
+			case CB_VEC3: col[2]=0.0; 
+			case CB_VEC2: col[1]=0.0; 
+			case CB_VAL: col[0]=0.0; 
+		}
 	}
-	else col[0] = col[1] = col[2] = 0.f;
 }
 
 // sets pixel (x, y) to color col
@@ -1114,7 +1128,13 @@ void qd_setPixel(CompBuf* src, int x, int y, float* col)
 {
 	if ((x >= 0) && (x < src->x) && (y >= 0) && (y < src->y)) {
 		float* bc = &src->rect[(x + y*src->x)*src->type];
-		bc[0] = col[0], bc[1] = col[1], bc[2] = col[2];
+		switch(src->type){
+			/* these fallthrough to get all the channels */
+			case CB_RGBA: bc[3]=col[3]; 
+			case CB_VEC3: bc[2]=col[2];
+			case CB_VEC2: bc[1]=col[1];
+			case CB_VAL: bc[0]=col[0];
+		}
 	}
 }
 
diff --git a/source/blender/nodes/intern/CMP_util.h b/source/blender/nodes/intern/CMP_util.h
index 19e41f5c118..2a2dc97ed73 100644
--- a/source/blender/nodes/intern/CMP_util.h
+++ b/source/blender/nodes/intern/CMP_util.h
@@ -168,7 +168,7 @@ typedef float fRGB[4];
 /* clear color */
 #define fRGB_clear(c) { c[0]=c[1]=c[2]=0.f; }
 /* copy c2 to c1 */
-#define fRGB_copy(c1, c2) { c1[0]=c2[0];  c1[1]=c2[1];  c1[2]=c2[2]; }
+#define fRGB_copy(c1, c2) { c1[0]=c2[0];  c1[1]=c2[1];  c1[2]=c2[2]; c1[3]=c2[3]; }
 /* add c2 to c1 */
 #define fRGB_add(c1, c2) { c1[0]+=c2[0];  c1[1]+=c2[1];  c1[2]+=c2[2]; }
 /* subtract c2 from c1 */
@@ -186,7 +186,8 @@ typedef float fRGB[4];
 /* swap colors c1 & c2 */
 #define fRGB_swap(c1, c2) { float _t=c1[0];  c1[0]=c2[0];  c2[0]=_t;\
                                   _t=c1[1];  c1[1]=c2[1];  c2[1]=_t;\
-                                  _t=c1[2];  c1[2]=c2[2];  c2[2]=_t; }
+                                  _t=c1[2];  c1[2]=c2[2];  c2[2]=_t;\
+								  _t=c1[3];  c1[3]=c2[3];  c3[3]=_t;}
 
 void qd_getPixel(CompBuf* src, int x, int y, float* col);
 void qd_setPixel(CompBuf* src, int x, int y, float* col);
diff --git a/source/blender/nodes/intern/TEX_nodes/TEX_rotate.c b/source/blender/nodes/intern/TEX_nodes/TEX_rotate.c
index 0fd95642be6..bdf5a1ce079 100644
--- a/source/blender/nodes/intern/TEX_nodes/TEX_rotate.c
+++ b/source/blender/nodes/intern/TEX_nodes/TEX_rotate.c
@@ -27,7 +27,7 @@
  */
 
 #include <math.h>
-#include "MTC_vectorops.h"
+
 #include "../TEX_util.h"
 
 static bNodeSocketType inputs[]= { 
@@ -65,19 +65,19 @@ static void colorfn(float *out, TexParams *p, bNode *node, bNodeStack **in, shor
 	
 	if(magsq == 0) magsq = 1;
 	
-	ndx = MTC_dot3Float(coord, ax);
+	ndx = Inpf(coord, ax);
 	
 	para[0] = ax[0] * ndx * (1 - cos_a);
 	para[1] = ax[1] * ndx * (1 - cos_a);
 	para[2] = ax[2] * ndx * (1 - cos_a);
 	
-	MTC_diff3Float(perp, coord, para);
+	VecSubf(perp, coord, para);
 	
 	perp[0] = coord[0] * cos_a;
 	perp[1] = coord[1] * cos_a;
 	perp[2] = coord[2] * cos_a;
 	
-	MTC_cross3Float(cp, ax, coord);
+	Crossf(cp, ax, coord);
 	
 	cp[0] = cp[0] * sin_a;
 	cp[1] = cp[1] * sin_a;