93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
/* This file is part of the Pangolin Project.
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* http://github.com/stevenlovegrove/Pangolin
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*
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* Copyright (c) 2013 Steven Lovegrove
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <pangolin/gl/glplatform.h>
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#include <pangolin/gl/glfont.h>
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#ifdef HAVE_GLES
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GLfloat g_raster_pos[4];
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inline void glRasterPos3f(GLfloat x, GLfloat y, GLfloat z)
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{
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// find object point (x,y,z)' in pixel coords
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GLdouble projection[16];
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GLdouble modelview[16];
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GLint view[4];
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#ifdef HAVE_GLES_2
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std::copy(pangolin::glEngine().projection.top().m, pangolin::glEngine().projection.top().m+16, projection);
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std::copy(pangolin::glEngine().modelview.top().m, pangolin::glEngine().modelview.top().m+16, modelview);
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#else
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glGetDoublev(GL_PROJECTION_MATRIX, projection );
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glGetDoublev(GL_MODELVIEW_MATRIX, modelview );
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#endif
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glGetIntegerv(GL_VIEWPORT, view );
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pangolin::glProject(x, y, z, modelview, projection, view,
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g_raster_pos, g_raster_pos + 1, g_raster_pos + 2);
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}
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inline void glRasterPos2f(GLfloat x, GLfloat y)
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{
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glRasterPos3f(x,y,1.0f);
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}
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inline void glRasterPos2i(GLint x, GLint y)
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{
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glRasterPos3f((GLfloat)x, (GLfloat)y, 1.0f );
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}
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inline void glRasterPos3fv(const GLfloat *v){
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glRasterPos3f(v[0],v[1],v[2]);
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}
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inline void glRasterPos2fv(const GLfloat *v){
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glRasterPos3f(v[0],v[1],1.0f);
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}
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#endif // HAVE_GLES
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inline void glutBitmapString(void * /*font*/, const unsigned char *str)
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{
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#ifndef HAVE_GLES
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float g_raster_pos[4];
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glGetFloatv(GL_CURRENT_RASTER_POSITION, g_raster_pos);
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#endif
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pangolin::GlFont::I().Text( (const char *)str ).DrawWindow(
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g_raster_pos[0], g_raster_pos[1], g_raster_pos[2]
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);
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}
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inline int glutBitmapLength(void * /*font*/, const unsigned char *str)
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{
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return (int)(pangolin::GlFont::I().Text((const char *)str).Width());
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}
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#define GLUT_BITMAP_HELVETICA_12 0;
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