http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/ $ en-us Copyright 2003-2005, Talk About Network. All Rights Reserved. 2009-01-07T16:01:07+00:00 TAN rss@talkaboutnetwork.com Discussion hourly 1 1970-01-01T00:00+00:00 http://tan12.talkaboutnetwork.com/images/spacer.gif http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/ http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153552.html I have a problem with Visual Basic + Open GL. All examples downloaded from the net carry examples where the graphic window is the only one active. But, as is the normal case with applications, the graphic Open_GL window is not the only one in the... John ltdummy@[EMAIL PROTECTED] gt Discussion 2008-12-18T00:54:31+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153547.html Hi all, Im doing volume rendering with 3D textures. To rotate my data I manipulate openGLs texture matrix. For example: glMatrixMode ( GL_TEXTURE ) glLoadIdentity() // shift origin to center of texture glTranslatef ( 0.5, 0.5, 0.5 ) // apply rotati... sebastianthelen@[EMAIL PROTECTED] Discussion 2008-12-16T19:49:58+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153546.html I am not sure if this is the right group, it might be win32 specific. Anyway, I was wondering if there was any way to copy/paste to the clipboard using GLUT? For example, if you had a text string or a bitmap and you wanted to paste it into another a... raphfrk@[EMAIL PROTECTED] ltraphfrk@[EM... Discussion 2008-12-16T09:30:44+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153541.html Hello I am (still) working on my heightmap editor and now I can create the landscapes on my wrapping world made of several heightmaps (= when I modify the relief on the heightmaps on their edges, it modifies their neighbours accordingly and for w... cathy ltno@[EMAIL PROTECTED] gt Discussion 2008-12-16T11:00:37+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153515.html Hello everybody, I am new here and I hope to find the answer that I have been looking for a long time. Since one year I am trying to understand HOW to diplay a 3-D point cloud with OpenGL. I havent seen yet a single example on this subjet. I don... John ltdummy@[EMAIL PROTECTED] gt Discussion 2008-12-13T15:06:12+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153513.html Hello, everyone. I am now learning about the the theory and the implementation skills about computer graphic. I want to simulate perspective projection (i.e. use the glOrtho instead of gluPerspective). The two matrix described in the following are th... Barrakuda ltasouchang@[EMAIL PROTECTED] ... Discussion 2008-12-13T03:39:55+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153511.html Hello, I used opengl for one course a year ago(I do not remember which implementation I downloaded and where it came from). Anyway everything was fine at that time except it failed to render big pictures(probably because my computer does not have ... Neumann ltgshy2014@[EMAIL PROTECTED] gt Discussion 2008-12-11T20:58:11+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153510.html I found it, I found it!! if(I_do_this) { glBindBufferArb( GL_ARRAY_BUFFER_ARB, NULL) glDeleteBuffersArb(1, pVBO_id) glGenBuffersArb( 1, pVBO_id) glBindBufferArb( GL_ARRAY_BUFFER_ARB, *pVBO_id) } glBufferDataArb(GL_ARRAY_BUFFE... Gernot Frisch ltme@[EMAIL PROTECTED] gt Discussion 2008-12-11T18:13:16+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153489.html Ive had vertex arrays working for a while, so Ive moving on to constructing the texture coordinate array. It works, at least to some extent, but I need to verify whether Im approaching this wrong because I cant find a way to lay out the 8 sets of te... Tony ltdonotreply@[EMAIL PROTECTED] gt Discussion 2008-12-07T14:24:01+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153487.html Hi, Im a beginner in opengl. Can anyone give me some input about component or object labelling (part of image processing) in opengl? regards Shenbaga Priyan Shenbaga priyan ltarunshenbagapriyan@[EM... Discussion 2008-12-07T02:09:47+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153474.html Hi! I would like to use OpenGL/GLSL to create a shader effect overlay ontop a videostream. As i see it there are two options: 1) Use mpalyer / vlc to handle the video stream and somehow send the stream to a texture. 2) Write a videoplayer for Ope... allanallansson911@[EMAIL PROTECTED] Discussion 2008-12-05T05:53:56+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153473.html Hello, Im generating a 3D volume render using 3d textures and would like to setup multiple regions of interest (ROIs) where only the volume data within the ROI is displayed (everything else is transparent). This is rather easy using the clipping pl... andrew ltandrew.k.wilson@[EMAIL PROTECTE... Discussion 2008-12-05T05:26:41+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153472.html We have released a new version, 713, of Jun for Java. The major changes since the version 705 includes: * (modification) Modified not to use File#toURL() since it is deprecated now. * (incompatibility) The method ImageStreamC... nisinaka@[EMAIL PROTECTED] Discussion 2008-12-04T23:21:27+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153465.html Hello !! Im trying to write a simple molecular viewer in opengl , integrated into my app. This viewer should be able to rotate/zoom/pan and re- center molecules by picking. I took some piece of code everywhere. It almost works, but there are things ... Luc Moulinier ltluc.moulinier@[EMAIL PRO... Discussion 2008-12-04T06:18:41+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153462.html Hello, I am changing my application to use VBOs to render two windows (I am following http://www.songho.ca/opengl/gl_vbo.html to implement VBOs). The problem I am experiencing is that glGenBuffersARB() function generates the same buffer id for tw... anon ltanon@[EMAIL PROTECTED] gt Discussion 2008-12-04T14:00:35+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153457.html Hi, i have a 3D textured model and i want to render it with some level of transparency. The model has 2 textures. Every texture is a sequence of rgb triplets. I use the following code but it does not works: before binding the texture, i do glEnabl... kingpin@[EMAIL PROTECTED] Discussion 2008-12-03T17:54:29+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153445.html Hi folks, i am a newbie with opengl and i need to do the following thing. I have a opengl surface of 320x240. I have a bitmap of 320x240. I need to cover the surface with the bitmap so that when i display it on the screen, the bitmap is completely v... kingpin@[EMAIL PROTECTED] Discussion 2008-12-02T06:25:01+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153443.html hi all, I want to draw an elastic quadrangle through mouse interaction in a glut window: first click the left mouse to decide the topleft corner position of the quadrangle, then move the mouse and get the lower right corner of the quadrangle. Would a... henryjoye@[EMAIL PROTECTED] lthenryjoye... Discussion 2008-12-02T04:31:44+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153439.html All is in the title ... Is it possible to have one opengl context, made with wglCreateContext on two windows ? The two windows wont have the same size but the same pixel format. I can even render the scene twice if necessary. Anyone have an idea, ... Nord Pierre lt@[EMAIL PROTECTED] gt Discussion 2008-12-02T11:16:33+00:00 http://www.talkaboutgraphics.com/group/comp.graphics.api.opengl/messages/153438.html Hi! Need some help with optimization of my opengl program. My program is supposed to draw a couple of teapots and im not anywhere near a acceptable performance. Im a absolute beginner and i love some pointers for optimizing my program and foremost l... christian.andersson.81@[EMAIL PROTECTED]... Discussion 2008-12-02T01:45:32+00:00 Search talkaboutgraphics.com OpenGL 3D API q http://talkaboutgraphics.com/group/comp.graphics.api.opengl/search.html