- Reestructuración de ficheros y directorios general

- merge v0.01 --> Añadido fileselector
- Añadidas fuentes de Gem y Pure Data
- pix2jpg incluído en Gem. Archivos de construcción de Gem modificados.
- Añadido fichero ompiling.txt con instrucciones de compilación

Gem/examples/data/COPYING.txt

@@ -0,0 +1,89 @@
+COPYRIGHT issues of the examples data files
+===========================================
+
+This data 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.
+
+--------------------------------------------
+
+The contents of the examples/data folder provides data-files for
+showcase use within the pd/Gem environment.
+
+I try to only include files that are free to use (as in Free Speech 
+and Free Beer).
+However, for legacy reasons some of the files here may have non-free
+clauses in their license agreements. 
+These files will be removed from this package as soon as their
+problematic state is discovered.
+
+If you notice such a problematic case, please contact me 
+(zmoelnig[AT]iem[DOT]at) immediately, so i can remove it and replace it
+by a free alternative.
+
+
+===========================================
+
+
+vera.ttf
+--------------------------------------------
+
+Bitstream Vera Fonts Copyright
+
+The fonts have a generous copyright, allowing derivative works (as
+long as "Bitstream" or "Vera" are not in the names), and full
+redistribution (so long as they are not *sold* by themselves). They
+can be be bundled, redistributed and sold with any software.
+
+The fonts are distributed under the following copyright:
+
+Copyright
+=========
+
+Copyright (c) 2003 by Bitstream, Inc. All Rights Reserved. Bitstream
+Vera is a trademark of Bitstream, Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of the fonts accompanying this license ("Fonts") and associated
+documentation files (the "Font Software"), to reproduce and distribute
+the Font Software, including without limitation the rights to use,
+copy, merge, publish, distribute, and/or sell copies of the Font
+Software, and to permit persons to whom the Font Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright and trademark notices and this permission notice
+shall be included in all copies of one or more of the Font Software
+typefaces.
+
+The Font Software may be modified, altered, or added to, and in
+particular the designs of glyphs or characters in the Fonts may be
+modified and additional glyphs or characters may be added to the
+Fonts, only if the fonts are renamed to names not containing either
+the words "Bitstream" or the word "Vera".
+
+This License becomes null and void to the extent applicable to Fonts
+or Font Software that has been modified and is distributed under the
+"Bitstream Vera" names.
+
+The Font Software may be sold as part of a larger software package but
+no copy of one or more of the Font Software typefaces may be sold by
+itself.
+
+THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL
+BITSTREAM OR THE GNOME FOUNDATION BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL,
+OR CONSEQUENTIAL DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+OTHERWISE, ARISING FROM, OUT OF THE USE OR INABILITY TO USE THE FONT
+SOFTWARE OR FROM OTHER DEALINGS IN THE FONT SOFTWARE.
+
+Except as contained in this notice, the names of Gnome, the Gnome
+Foundation, and Bitstream Inc., shall not be used in advertising or
+otherwise to promote the sale, use or other dealings in this Font
+Software without prior written authorization from the Gnome Foundation
+or Bitstream Inc., respectively. For further information, contact:
+fonts at gnome dot org.
+

Gem/examples/data/Toon.frag

@@ -0,0 +1,61 @@
+//
+// Fragment shader for cartoon-style shading
+//
+// Author: Philip Rideout
+//
+// Copyright (c) 2005 3Dlabs Inc. Ltd.
+//
+/************************************************************************
+*                                                                       *
+*               Copyright (C) 2002-2006  3Dlabs Inc. Ltd.               *
+*                                                                       *
+*                        All rights reserved.                           *
+*                                                                       *
+* Redistribution and use in source and binary forms, with or without    *
+* modification, are permitted provided that the following conditions    *
+* are met:                                                              *
+*                                                                       *
+*     Redistributions of source code must retain the above copyright    *
+*     notice, this list of conditions and the following disclaimer.     *
+*                                                                       *
+*     Redistributions in binary form must reproduce the above           *
+*     copyright notice, this list of conditions and the following       *
+*     disclaimer in the documentation and/or other materials provided   *
+*     with the distribution.                                            *
+*                                                                       *
+*     Neither the name of 3Dlabs Inc. Ltd. nor the names of its         *
+*     contributors may be used to endorse or promote products derived   *
+*     from this software without specific prior written permission.     *
+*                                                                       *
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   *
+* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     *
+* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS     *
+* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE        *
+* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, *
+* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,  *
+* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;      *
+* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER      *
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT    *
+* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN     *
+* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE       *
+* POSSIBILITY OF SUCH DAMAGE.                                           *
+*                                                                       *
+************************************************************************/
+
+const vec3 DiffuseColor= vec3( 0.1,0.1,0.1);
+const vec3 PhongColor = vec3( 0.5,0.5,0.5);
+const float Edge= 0.2;
+uniform float Phong;
+varying vec3 Normal;
+
+void main (void)
+{
+	vec3 color = DiffuseColor;
+	float f = dot(vec3(0,0,1),Normal);
+	if (abs(f) < Edge)
+		color = vec3(0);
+	if (f > Phong)
+		color = PhongColor;
+
+	gl_FragColor = vec4(color, 1);
+}

Gem/examples/data/Toon.vert

@@ -0,0 +1,54 @@
+//
+// Vertex shader for cartoon-style shading
+//
+// Author: Philip Rideout
+//
+// Copyright (c) 2005 3Dlabs Inc. Ltd.
+//
+// 
+//
+/************************************************************************
+*                                                                       *
+*               Copyright (C) 2002-2006  3Dlabs Inc. Ltd.               *
+*                                                                       *
+*                        All rights reserved.                           *
+*                                                                       *
+* Redistribution and use in source and binary forms, with or without    *
+* modification, are permitted provided that the following conditions    *
+* are met:                                                              *
+*                                                                       *
+*     Redistributions of source code must retain the above copyright    *
+*     notice, this list of conditions and the following disclaimer.     *
+*                                                                       *
+*     Redistributions in binary form must reproduce the above           *
+*     copyright notice, this list of conditions and the following       *
+*     disclaimer in the documentation and/or other materials provided   *
+*     with the distribution.                                            *
+*                                                                       *
+*     Neither the name of 3Dlabs Inc. Ltd. nor the names of its         *
+*     contributors may be used to endorse or promote products derived   *
+*     from this software without specific prior written permission.     *
+*                                                                       *
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   *
+* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     *
+* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS     *
+* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE        *
+* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, *
+* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,  *
+* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;      *
+* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER      *
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT    *
+* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN     *
+* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE       *
+* POSSIBILITY OF SUCH DAMAGE.                                           *
+*                                                                       *
+************************************************************************/
+
+
+varying vec3 Normal;
+
+void main(void)
+{
+	Normal = normalize(gl_NormalMatrix * gl_Normal);
+	gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
+}

Gem/examples/data/random.fp

@@ -0,0 +1,111 @@
+!!ARBfp1.0
+# Based on an algorithm described by Francois Grieu, sci.crypt, 5th February 2004
+#ATTRIB tex0 = fragment.texcoord[0];
+ATTRIB tex0 = fragment.position;
+ATTRIB col = fragment.color;
+
+#PARAM bounds = program.local[1];
+#PARAM seed = program.local[2];
+PARAM bounds = 10.0;
+PARAM seed = 1234;
+PARAM coordsOffset = { -100, 100, 0, 0 };
+PARAM cMult = 0.0001002707309736288;
+PARAM aSubtract = 0.2727272727272727;
+PARAM coordMult0 = { 0.67676, 0.000058758, 0, 0 };
+PARAM coordMult1 = { 0.0000696596, 0.797976, 0, 0 };
+PARAM coordMult2 = { 0.587976, 0.0000233443, 0, 0 };
+
+TEMP tableCoord, a, b, c, floorA, seedCoords, res;
+
+ADD seedCoords, tex0, coordsOffset;
+
+# gFastRngA = (((currentX*multX)/(currentY*multY))+
+MUL tableCoord, seedCoords, coordMult0;
+RCP tableCoord.y, tableCoord.y;
+MUL a.x, tableCoord.x, tableCoord.y;
+
+# (((height-currentY)*multX2)/((width-currentX)*multY2))+
+SUB tableCoord, bounds, seedCoords;
+MUL tableCoord, tableCoord, coordMult1;
+RCP tableCoord.x, tableCoord.x;
+MAD a.x, tableCoord.x, tableCoord.y, a.x;
+
+# (((height-currentX)*multX3)/((width-currentY)*multY3)));
+SUB tableCoord.x, bounds.y, seedCoords.x;
+SUB tableCoord.y, bounds.x, seedCoords.y;
+MUL tableCoord, tableCoord, coordMult2;
+RCP tableCoord.y, tableCoord.y;
+MAD a.x, tableCoord.x, tableCoord.y, a.x;
+
+# gFastRngA = fmod(gFastRngA,1);
+FRC a.x, a.x;
+ADD a.x, a.x, seed;
+
+MOV c.x, 0;
+MOV b.x, 0;
+
+# (gFastRngA += gFastRngC*(1./9973)+(3./11)-floor(gFastRngA))
+FRC floorA.x, a.x;
+SUB floorA.x, a.x, floorA.x;
+SUB floorA.x, aSubtract.x, floorA.x;
+ADD floorA.x, floorA.x, a.x;
+MAD a.x, c.x, cMult.x, floorA.x;
+
+# (gFastRngB += (gFastRngA *= gFastRngA))
+MUL a.x, a.x, a.x;
+ADD b.x, b.x, a.x;
+
+# (gFastRngC += (gFastRngB -= floor(gFastRngB)))
+FRC b.x, b.x;
+ADD c.x, c.x, b.x;
+
+# (gFastRngC -= floor(gFastRngC))
+FRC c.x, c.x;
+
+# (gFastRngA += gFastRngC*(1./9973)+(3./11)-floor(gFastRngA))
+FRC floorA.x, a.x;
+SUB floorA.x, a.x, floorA.x;
+SUB floorA.x, aSubtract.x, floorA.x;
+ADD floorA.x, floorA.x, a.x;
+MAD a.x, c.x, cMult.x, floorA.x;
+
+# (gFastRngB += (gFastRngA *= gFastRngA))
+MUL a.x, a.x, a.x;
+ADD b.x, b.x, a.x;
+
+# (gFastRngC += (gFastRngB -= floor(gFastRngB)))
+FRC b.x, b.x;
+ADD c.x, c.x, b.x;
+
+# (gFastRngC -= floor(gFastRngC))
+FRC c.x, c.x;
+
+# (gFastRngA += gFastRngC*(1./9973)+(3./11)-floor(gFastRngA))
+FRC floorA.x, a.x;
+SUB floorA.x, a.x, floorA.x;
+SUB floorA.x, aSubtract.x, floorA.x;
+ADD floorA.x, floorA.x, a.x;
+MAD a.x, c.x, cMult.x, floorA.x;
+
+# (gFastRngB += (gFastRngA *= gFastRngA))
+MUL a.x, a.x, a.x;
+ADD b.x, b.x, a.x;
+
+# (gFastRngC += (gFastRngB -= floor(gFastRngB)))
+FRC b.x, b.x;
+ADD c.x, c.x, b.x;
+
+# (gFastRngC -= floor(gFastRngC))
+FRC c.x, c.x;
+
+
+MOV res, c.x;
+MOV res.a, 1;
+
+MUL res, res, -0.5;
+
+ADD res, res, col;
+
+MOV result.color, res;
+
+END

Gem/examples/data/toon.vp

@@ -0,0 +1,36 @@
+!!ARBvp1.0
+
+# Toon Shader by James A. McCombe, Tue Jun 17 2003
+#
+# Implements a very crude toon shader.  Basically, a simple dot product between a 
+# light direction vector and the vertex normal is performed.  The output of this is 
+# used to set the texture coordinates to lookup inside a special texture which 
+# effectively quantises the light intensity into 3 bands.
+#
+# Parameters:
+#    program.env[0] - Light direction vector
+
+ATTRIB vPosition    = vertex.position;
+ATTRIB vNormal      = vertex.normal;
+
+PARAM lightDirection = program.env[0];
+
+TEMP t0, transVertex;
+
+DP4  result.position.x, state.matrix.mvp.row[0], vPosition;
+DP4  result.position.y, state.matrix.mvp.row[1], vPosition;
+DP4  result.position.z, state.matrix.mvp.row[2], vPosition;
+DP4  result.position.w, state.matrix.mvp.row[3], vPosition;
+
+DP3  t0.x, state.matrix.modelview[0].invtrans.row[0], vNormal;
+DP3  t0.z, state.matrix.modelview[0].invtrans.row[1], vNormal;
+DP3  t0.y, state.matrix.modelview[0].invtrans.row[2], vNormal;
+
+# Dot product of normal and light vector to do tone lookup
+DP3  t0, t0, lightDirection;
+SWZ  result.texcoord[0], t0, x,1,1,1;
+
+# Write the primary vertex color
+MOV  result.color, vertex.color;
+
+END

Gem/examples/data/valcolor.tab

@@ -0,0 +1,6 @@
+0. 0. 0.
+1. 1. 1.
+.5 .0 1.
+0. 1. 0.
+1. 1. 1.
+0. 0. 0.

Gem/examples/data/valmotion.tab

@@ -0,0 +1,8 @@
+0. 0. 0.
+0. 0. 0.
+2. 2. -2.
+-3. -1. .5
+-2. 4. -1.
+.5 -.5 0.
+0. 0. 0.
+0. 0. 0.

Gem/examples/data/venus.mtl

@@ -0,0 +1,9 @@
+#
+#  venus.mtl
+#
+
+newmtl vskin
+Ka 0.6 0.6 0.45
+Kd 0.6 0.6 0.45
+Ks 0.2 0.1 0.1
+Ns 5.0