Initial commit. Not in build system so shouldn't interfere with anything at this point. Will commit modified versions of existing files once build system is tested.

1 files changed, 157 insertions, 0 deletions

diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_sepcombRGBA.c b/source/blender/nodes/intern/CMP_nodes/CMP_sepcombRGBA.c
new file mode 100644
index 00000000000..8816fabe6e2
--- /dev/null
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_sepcombRGBA.c
@@ -0,0 +1,157 @@
+/**
+ * $Id$
+ *
+ * ***** 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): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "../CMP_util.h"
+
+/* **************** SEPARATE RGBA ******************** */
+static bNodeSocketType cmp_node_seprgba_in[]= {
+	{	SOCK_RGBA, 1, "Image",			0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+static bNodeSocketType cmp_node_seprgba_out[]= {
+	{	SOCK_VALUE, 0, "R",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 0, "G",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 0, "B",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 0, "A",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+
+static void node_composit_exec_seprgba(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	/* stack order out: bw channels */
+	/* stack order in: col */
+	
+	/* input no image? then only color operation */
+	if(in[0]->data==NULL) {
+		out[0]->vec[0] = in[0]->vec[0];
+		out[1]->vec[0] = in[0]->vec[1];
+		out[2]->vec[0] = in[0]->vec[2];
+		out[3]->vec[0] = in[0]->vec[3];
+	}
+	else {
+		/* make sure we get right rgba buffer */
+		CompBuf *cbuf= typecheck_compbuf(in[0]->data, CB_RGBA);
+
+		/* don't do any pixel processing, just copy the stack directly (faster, I presume) */
+		if(out[0]->hasoutput)
+			out[0]->data= valbuf_from_rgbabuf(cbuf, CHAN_R);
+		if(out[1]->hasoutput)
+			out[1]->data= valbuf_from_rgbabuf(cbuf, CHAN_G);
+		if(out[2]->hasoutput)
+			out[2]->data= valbuf_from_rgbabuf(cbuf, CHAN_B);
+		if(out[3]->hasoutput)
+			out[3]->data= valbuf_from_rgbabuf(cbuf, CHAN_A);
+		
+		if(cbuf!=in[0]->data) 
+			free_compbuf(cbuf);
+
+	}
+}
+
+bNodeType cmp_node_seprgba= {
+	/* type code   */	CMP_NODE_SEPRGBA,
+	/* name        */	"Separate RGBA",
+	/* width+range */	80, 40, 140,
+	/* class+opts  */	NODE_CLASS_CONVERTOR, 0,
+	/* input sock  */	cmp_node_seprgba_in,
+	/* output sock */	cmp_node_seprgba_out,
+	/* storage     */	"",
+	/* execfunc    */	node_composit_exec_seprgba,
+   /* butfunc     */ NULL
+	
+};
+
+
+/* **************** COMBINE RGBA ******************** */
+static bNodeSocketType cmp_node_combrgba_in[]= {
+	{	SOCK_VALUE, 1, "R",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 1, "G",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 1, "B",			0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	SOCK_VALUE, 1, "A",			1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+static bNodeSocketType cmp_node_combrgba_out[]= {
+	{	SOCK_RGBA, 0, "Image",			0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+
+static void do_combrgba(bNode *node, float *out, float *in1, float *in2, float *in3, float *in4)
+{
+	out[0] = in1[0];
+	out[1] = in2[0];
+	out[2] = in3[0];
+	out[3] = in4[0];
+}
+
+static void node_composit_exec_combrgba(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	/* stack order out: 1 rgba channels */
+	/* stack order in: 4 value channels */
+	
+	/* input no image? then only color operation */
+	if((in[0]->data==NULL) && (in[1]->data==NULL) && (in[2]->data==NULL) && (in[3]->data==NULL)) {
+		out[0]->vec[0] = in[0]->vec[0];
+		out[0]->vec[1] = in[1]->vec[0];
+		out[0]->vec[2] = in[2]->vec[0];
+		out[0]->vec[3] = in[3]->vec[0];
+	}
+	else {
+		/* make output size of first available input image */
+		CompBuf *cbuf;
+		CompBuf *stackbuf;
+
+		/* allocate a CompBuf the size of the first available input */
+		if (in[0]->data) cbuf = in[0]->data;
+		else if (in[1]->data) cbuf = in[1]->data;
+		else if (in[2]->data) cbuf = in[2]->data;
+		else cbuf = in[3]->data;
+		
+		stackbuf = alloc_compbuf(cbuf->x, cbuf->y, CB_RGBA, 1); /* allocs */
+		
+		composit4_pixel_processor(node, stackbuf, in[0]->data, in[0]->vec, in[1]->data, in[1]->vec, 
+								  in[2]->data, in[2]->vec, in[3]->data, in[3]->vec, 
+								  do_combrgba, CB_VAL, CB_VAL, CB_VAL, CB_VAL);
+		
+		out[0]->data= stackbuf;
+	}	
+}
+
+bNodeType cmp_node_combrgba= {
+	/* type code   */	CMP_NODE_COMBRGBA,
+	/* name        */	"Combine RGBA",
+	/* width+range */	80, 40, 140,
+	/* class+opts  */	NODE_CLASS_CONVERTOR, NODE_OPTIONS,
+	/* input sock  */	cmp_node_combrgba_in,
+	/* output sock */	cmp_node_combrgba_out,
+	/* storage     */	"",
+	/* execfunc    */	node_composit_exec_combrgba,
+   /* butfunc     */ NULL
+	
+};
+