79 lines
2.1 KiB
C++
79 lines
2.1 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 <map>
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namespace pangolin {
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struct PANGOLIN_EXPORT XYUV
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{
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XYUV() {}
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XYUV(GLfloat x, GLfloat y, GLfloat tu, GLfloat tv)
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: x(x), y(y), tu(tu), tv(tv) {}
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XYUV operator+(float dx) const {
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return XYUV(x+dx,y,tu,tv);
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}
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GLfloat x, y, tu, tv;
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};
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class PANGOLIN_EXPORT GlChar
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{
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public:
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GlChar();
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GlChar(int tw, int th, int x, int y, int w, int h, GLfloat x_step, GLfloat ox, GLfloat oy);
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inline const XYUV& GetVert(size_t i) const {
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return vs[i];
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}
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inline GLfloat StepX() const {
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return x_step;
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}
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inline GLfloat YMin() const {
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return y_min;
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}
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inline GLfloat YMax() const {
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return y_max;
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}
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void Draw() const;
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protected:
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XYUV vs[4];
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GLfloat x_step;
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GLfloat y_min, y_max;
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};
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}
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