1 files changed, 127 insertions, 0 deletions
diff --git a/source/blender/nodes/intern/TEX_nodes/TEX_curves.c b/source/blender/nodes/intern/TEX_nodes/TEX_curves.c
new file mode 100644
index 00000000000..8c86656b4f3
--- /dev/null
+++ b/source/blender/nodes/intern/TEX_nodes/TEX_curves.c
@@ -0,0 +1,127 @@
+/**
+ *
+ * ***** 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) 2005 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "../TEX_util.h"
+
+/* **************** CURVE Time  ******************** */
+
+/* custom1 = sfra, custom2 = efra */
+static bNodeSocketType time_outputs[]= {
+	{ SOCK_VALUE, 0, "Value",	1.0f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f },
+	{ -1, 0, "" }
+};
+
+static void time_colorfn(float *out, float *coord, bNode *node, bNodeStack **in, short thread)
+{
+	/* stack order output: fac */
+	float fac= 0.0f;
+	
+	if(node->custom1 < node->custom2)
+		fac = (G.scene->r.cfra - node->custom1)/(float)(node->custom2-node->custom1);
+	
+	fac = curvemapping_evaluateF(node->storage, 0, fac);
+	out[0] = CLAMPIS(fac, 0.0f, 1.0f);
+}
+
+static void time_exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	tex_output(node, in, out[0], &time_colorfn);
+}
+
+
+static void time_init(bNode* node)
+{
+   node->custom1= G.scene->r.sfra;
+   node->custom2= G.scene->r.efra;
+   node->storage= curvemapping_add(1, 0.0f, 0.0f, 1.0f, 1.0f);
+}
+
+bNodeType tex_node_curve_time= {
+	/* *next,*prev */	NULL, NULL,
+	/* type code   */	TEX_NODE_CURVE_TIME,
+	/* name        */	"Time",
+	/* width+range */	140, 100, 320,
+	/* class+opts  */	NODE_CLASS_INPUT, NODE_OPTIONS,
+	/* input sock  */	NULL,
+	/* output sock */	time_outputs,
+	/* storage     */	"CurveMapping",
+	/* execfunc    */	time_exec,
+	/* butfunc     */	NULL,
+	/* initfunc    */	time_init,
+	/* freestoragefunc    */	node_free_curves,
+	/* copystoragefunc    */	node_copy_curves,
+	/* id          */	NULL
+};
+
+/* **************** CURVE RGB  ******************** */
+static bNodeSocketType rgb_inputs[]= {
+	{	SOCK_RGBA, 1, "Color",	0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+
+static bNodeSocketType rgb_outputs[]= {
+	{	SOCK_RGBA, 0, "Color",	0.0f, 0.0f, 1.0f, 1.0f, -1.0f, 1.0f},
+	{	-1, 0, ""	}
+};
+
+static void rgb_colorfn(float *out, float *coord, bNode *node, bNodeStack **in, short thread)
+{
+	float cin[4];
+	tex_input_rgba(cin, in[0], coord, thread);
+	
+	curvemapping_evaluateRGBF(node->storage, out, cin);
+	out[3] = cin[3];
+}
+
+static void rgb_exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	tex_output(node, in, out[0], &rgb_colorfn);
+}
+
+static void rgb_init(bNode *node)
+{
+	node->storage= curvemapping_add(4, 0.0f, 0.0f, 1.0f, 1.0f);
+}
+
+bNodeType tex_node_curve_rgb= {
+	/* *next,*prev */    NULL, NULL,
+	/* type code   */    TEX_NODE_CURVE_RGB,
+	/* name        */    "RGB Curves",
+	/* width+range */    200, 140, 320,
+	/* class+opts  */    NODE_CLASS_OP_COLOR, NODE_OPTIONS,
+	/* input sock  */    rgb_inputs,
+	/* output sock */    rgb_outputs,
+	/* storage     */    "CurveMapping",
+	/* execfunc    */    rgb_exec,
+	/* butfunc     */    NULL,      
+	/* initfunc    */     rgb_init,
+	/* freestoragefunc */ node_free_curves,
+	/* copystoragefunc */ node_copy_curves,
+	/* id          */     NULL
+};
+