<div dir="ltr">Hi, sorry i accidentally removed my original post when trying to answer... <div><br></div><div>GL_QUADS is not an option, pretty sure its also deprecated. The idea is to render a triangle mesh without the redundant diagonal between two triangles.</div><div><br></div><div>"<span style="color: rgb(136, 136, 136);">Hello osg forum!</span></div><div style="color: rgb(136, 136, 136);"><br></div><div style="color: rgb(136, 136, 136);">My current way of rendering mesh is through GL_TRIANGLES, </div><div style="color: rgb(136, 136, 136);"><br></div><div style="color: rgb(136, 136, 136);"><div style="border-width: 1px; border-style: solid; border-color: rgb(187, 187, 187); background-color: rgb(250, 250, 250);"><code><pre style="color: rgb(0, 0, 0); font-size: medium;"><span style="color: rgb(252, 233, 79);"><span style="color: rgb(0, 0, 0);">indices</span></span><span style="color: rgb(190, 192, 194);"><span style="color: rgb(0, 0, 0);"> </span></span><span style="color: rgb(214, 187, 154);"><span style="color: rgb(102, 102, 0);">=</span></span><span style="color: rgb(190, 192, 194);"><span style="color: rgb(0, 0, 0);"> </span></span><span style="color: rgb(69, 198, 214); font-style: italic;"><span style="color: rgb(0, 0, 136);">static_cast</span></span><span style="color: rgb(214, 187, 154);"><span style="color: rgb(102, 102, 0);"><</span></span><span style="color: rgb(255, 183, 80);"><span style="color: rgb(0, 0, 0);">osg</span></span><span style="color: rgb(214, 187, 154);"><span style="color: rgb(102, 102, 0);">::</span></span><span style="color: rgb(255, 183, 80);"><span style="color: rgb(102, 0, 102);">DrawElements</span></span><span style="color: rgb(214, 187, 154);"><span style="color: rgb(102, 102, 0);">*<wbr>>(</span></span><span style="color: rgb(69, 198, 214); font-style: italic;"><span style="color: rgb(0, 0, 136);">new</span></span><span style="color: rgb(190, 192, 194);"><span style="color: rgb(0, 0, 0);"> </span></span><span style="color: rgb(255, 183, 80);"><span style="color: rgb(0, 0, 0);">osg</span></span><span style="color: rgb(214, 187, 154);"><span style="color: rgb(102, 102, 0);">::</span></span><span style="color: rgb(255, 183, 80);"><span style="color: rgb(102, 0, 102);">DrawElementsUShort</span></span><span style="color: rgb(214, 187, 154);"><span style="color: rgb(102, 102, 0);">(</span></span><span style="color: rgb(255, 106, 173);"><span style="color: rgb(0, 0, 0);">GL_<wbr>TRIANGLES</span></span><span style="color: rgb(214, 187, 154);"><span style="color: rgb(102, 102, 0);">));</span></span></pre></code></div><div><br></div>here is an example of a cube face mesh </div><div style="color: rgb(136, 136, 136);"><br></div><div style="color: rgb(136, 136, 136);"><a href="https://imgur.com/a/AajeO4b" target="_blank" rel="nofollow" style="cursor: pointer;">https://imgur.com/a/AajeO4b</a><br></div><div style="color: rgb(136, 136, 136);"><br></div><div style="color: rgb(136, 136, 136);">, where i push in the indices as 0,1,2,2,3,0. </div><div style="color: rgb(136, 136, 136);"><br></div><div style="color: rgb(136, 136, 136);">What i would like to accomplish is creating a facet of vertex 0,1,2,3 by drawing triangles but without visualizing the diagonal line, so that it looks like one single quad. if i draw my elements using GL_LINE_LOOP i accomplish this but that creates complications as the osg intersector does not work since no facets are being created. </div><div style="color: rgb(136, 136, 136);"><br></div><div style="color: rgb(136, 136, 136);">How would you go about solving this issue? Naturally, im flexible in how i generate my mesh, im writing the fragment/vertex shaders myself as well so if there is a way of hiding the line there its an option. </div><div style="color: rgb(136, 136, 136);"><br></div><div style="color: rgb(136, 136, 136);">Thanks in advance, i'll add more information if needed</div><div style="color: rgb(136, 136, 136);"><br></div><div><span style="color: rgb(136, 136, 136);">//Best regards Dan"</span> <br><br>Den måndag 1 juni 2020 kl. 17:40:32 UTC+2 skrev OpenSceneGraph Users:<blockquote class="gmail_quote" style="margin: 0;margin-left: 0.8ex;border-left: 1px #ccc solid;padding-left: 1ex;"><div dir="ltr"><div>Hi,</div><div><br></div><div>you can try GL_QUADS</div></div><br><div class="gmail_quote"><div dir="ltr">On Mon, Jun 1, 2020 at 3:51 PM OpenSceneGraph Users <<a href="javascript:" target="_blank" gdf-obfuscated-mailto="TkfcsrI3AgAJ" rel="nofollow" onmousedown="this.href='javascript:';return true;" onclick="this.href='javascript:';return true;">osg-...@lists.<wbr>openscenegraph.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;padding-left:1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-style:solid"><div dir="ltr">Hello osg forum!<div><br></div><div>My current way of rendering mesh is through GL_TRIANGLES, </div><div><br></div><div><div style="border:1px solid rgb(187,187,187);background-color:rgb(250,250,250)"><code><div><pre style="color:rgb(0,0,0);font-size:medium"><span style="color:rgb(252,233,79)"><span style="color:rgb(0,0,0)">indices</span></span><span style="color:rgb(190,192,194)"><span style="color:rgb(0,0,0)"> </span></span><span style="color:rgb(214,187,154)"><span style="color:rgb(102,102,0)">=</span></span><span style="color:rgb(190,192,194)"><span style="color:rgb(0,0,0)"> </span></span><span style="color:rgb(69,198,214);font-style:italic"><span style="color:rgb(0,0,136)">static_cast</span></span><span style="color:rgb(214,187,154)"><span style="color:rgb(102,102,0)"><</span></span><span style="color:rgb(255,183,80)"><span style="color:rgb(0,0,0)">osg</span></span><span style="color:rgb(214,187,154)"><span style="color:rgb(102,102,0)">::</span></span><span style="color:rgb(255,183,80)"><span style="color:rgb(102,0,102)">DrawElements</span></span><span style="color:rgb(214,187,154)"><span style="color:rgb(102,102,0)">*<wbr>>(</span></span><span style="color:rgb(69,198,214);font-style:italic"><span style="color:rgb(0,0,136)">new</span></span><span style="color:rgb(190,192,194)"><span style="color:rgb(0,0,0)"> </span></span><span style="color:rgb(255,183,80)"><span style="color:rgb(0,0,0)">osg</span></span><span style="color:rgb(214,187,154)"><span style="color:rgb(102,102,0)">::</span></span><span style="color:rgb(255,183,80)"><span style="color:rgb(102,0,102)">DrawElementsUShort</span></span><span style="color:rgb(214,187,154)"><span style="color:rgb(102,102,0)">(</span></span><span style="color:rgb(255,106,173)"><span style="color:rgb(0,0,0)">GL_<wbr>TRIANGLES</span></span><span style="color:rgb(214,187,154)"><span style="color:rgb(102,102,0)">));</span></span></pre></div></code></div><div><br></div>here is an example of a cube face mesh </div><div><br></div><div><a href="https://imgur.com/a/AajeO4b" target="_blank" rel="nofollow" onmousedown="this.href='https://www.google.com/url?q\x3dhttps%3A%2F%2Fimgur.com%2Fa%2FAajeO4b\x26sa\x3dD\x26sntz\x3d1\x26usg\x3dAFQjCNG9rcYDwjZ96kGLFLd-Yg3feOcBIA';return true;" onclick="this.href='https://www.google.com/url?q\x3dhttps%3A%2F%2Fimgur.com%2Fa%2FAajeO4b\x26sa\x3dD\x26sntz\x3d1\x26usg\x3dAFQjCNG9rcYDwjZ96kGLFLd-Yg3feOcBIA';return true;">https://imgur.com/a/AajeO4b</a><br></div><div><br></div><div>, where i push in the indices as 0,1,2,2,3,0. </div><div><br></div><div>What i would like to accomplish is creating a facet of vertex 0,1,2,3 by drawing triangles but without visualizing the diagonal line, so that it looks like one single quad. if i draw my elements using GL_LINE_LOOP i accomplish this but that creates complications as the osg intersector does not work since no facets are being created. </div><div><br></div><div>How would you go about solving this issue? Naturally, im flexible in how i generate my mesh, im writing the fragment/vertex shaders myself as well so if there is a way of hiding the line there its an option. </div><div><br></div><div>Thanks in advance, i'll add more information if needed</div><div><br></div><div>//Best regards Dan</div><div><br></div><div><br></div><div><br></div></div>
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