[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [50399] trunk/blender/intern/cycles: Cycles / OSL:
Thomas Dinges
blender at dingto.org
Wed Sep 5 00:33:12 CEST 2012
Revision: 50399
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=50399
Author: dingto
Date: 2012-09-04 22:33:11 +0000 (Tue, 04 Sep 2012)
Log Message:
-----------
Cycles / OSL:
* Ported the Brick Texture to OSL. Renders fine :)
Modified Paths:
--------------
trunk/blender/intern/cycles/kernel/svm/svm_brick.h
trunk/blender/intern/cycles/render/nodes.cpp
Added Paths:
-----------
trunk/blender/intern/cycles/kernel/osl/nodes/node_brick_texture.osl
Added: trunk/blender/intern/cycles/kernel/osl/nodes/node_brick_texture.osl
===================================================================
--- trunk/blender/intern/cycles/kernel/osl/nodes/node_brick_texture.osl (rev 0)
+++ trunk/blender/intern/cycles/kernel/osl/nodes/node_brick_texture.osl 2012-09-04 22:33:11 UTC (rev 50399)
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2012, 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"
+#include "node_texture.h"
+
+/* Brick */
+
+float brick_noise(int n) /* fast integer noise */
+{
+ int nn;
+ n = (n >> 13) ^ n;
+ nn = (n * (n * n * 60493 + 19990303) + 1376312589) & 2147483647;
+ return 0.5 * ((float)nn / 1073741824.0);
+}
+
+float brick(point p, float mortar_size, float bias,
+ float BrickWidth, float row_height, float offset_amount, int offset_frequency,
+ float squash_amount, int squash_frequency, float tint)
+{
+ int bricknum, rownum;
+ float offset = 0.0;
+ float brick_width = BrickWidth;
+ float x, y;
+
+ rownum = (int)floor(p[1] / row_height);
+
+ if(offset_frequency && squash_frequency) {
+ brick_width *= ((int)(rownum) % squash_frequency ) ? 1.0 : squash_amount; /* squash */
+ offset = ((int)(rownum) % offset_frequency ) ? 0 : (brick_width*offset_amount); /* offset */
+ }
+
+ bricknum = (int)floor((p[0]+offset) / brick_width);
+
+ x = (p[0]+offset) - brick_width*bricknum;
+ y = p[1] - row_height*rownum;
+
+ tint = clamp((brick_noise((rownum << 16) + (bricknum & 65535)) + bias), 0.0, 1.0);
+
+ return (x < mortar_size || y < mortar_size ||
+ x > (brick_width - mortar_size) ||
+ y > (row_height - mortar_size)) ? 1.0 : 0.0;
+}
+
+shader node_brick_texture(
+ float Offset = 0.5,
+ int OffsetFrequency = 2,
+ float Squash = 1.0,
+ int SquashFrequency = 1,
+ point Vector = P,
+ color Color1 = color(0.2, 0.2, 0.2),
+ color Color2 = color(0.8, 0.8, 0.8),
+ color Mortar = color(0.0, 0.0, 0.0),
+ float Scale = 5.0,
+ float MortarSize = 0.02,
+ float Bias = 0.0,
+ float BrickWidth = 0.5,
+ float RowHeight = 0.25,
+ output float Fac = 0.0,
+ output color Color = color(0.2, 0.2, 0.2))
+{
+ float tint = 0.0;
+ color Col = Color1;
+
+ Fac = brick(Vector*Scale, MortarSize, Bias, BrickWidth, RowHeight,
+ Offset, OffsetFrequency, Squash, SquashFrequency, tint);
+
+ if(Fac != 1.0) {
+ float facm = 1.0 - tint;
+
+ Col[0] = facm * (Color1[0]) + tint * Col[0];
+ Col[1] = facm * (Color1[1]) + tint * Col[1];
+ Col[2] = facm * (Color1[2]) + tint * Col[2];
+ }
+
+ Color = (Fac == 1.0) ? Mortar: Color1;
+
+}
+
Modified: trunk/blender/intern/cycles/kernel/svm/svm_brick.h
===================================================================
--- trunk/blender/intern/cycles/kernel/svm/svm_brick.h 2012-09-04 20:26:42 UTC (rev 50398)
+++ trunk/blender/intern/cycles/kernel/svm/svm_brick.h 2012-09-04 22:33:11 UTC (rev 50399)
@@ -70,7 +70,7 @@
/* RNA properties */
uint offset_frequency, squash_frequency;
- float tint = 0;
+ float tint = 0.0f;
decode_node_uchar4(node.y, &co_offset, &color1_offset, &color2_offset, &mortar_offset);
decode_node_uchar4(node.z, &scale_offset, &mortar_size_offset, &bias_offset, &brick_width_offset);
Modified: trunk/blender/intern/cycles/render/nodes.cpp
===================================================================
--- trunk/blender/intern/cycles/render/nodes.cpp 2012-09-04 20:26:42 UTC (rev 50398)
+++ trunk/blender/intern/cycles/render/nodes.cpp 2012-09-04 22:33:11 UTC (rev 50399)
@@ -984,9 +984,9 @@
void BrickTextureNode::compile(OSLCompiler& compiler)
{
compiler.parameter("Offset", offset);
- compiler.parameter("Offset Frequency", offset_frequency);
+ compiler.parameter("OffsetFrequency", offset_frequency);
compiler.parameter("Squash", squash);
- compiler.parameter("Squash Frequency", squash_frequency);
+ compiler.parameter("SquashFrequency", squash_frequency);
compiler.add(this, "node_brick_texture");
}
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