![]() |
rtVTK
0.6.0
|
00001 00002 /****************************************************************************** 00003 * Copyright (c) 2012, Grove City College 00004 * All rights reserved. 00005 * 00006 * Redistribution and use in source and binary forms, with or without 00007 * modification, are permitted provided that the following conditions are 00008 * met: 00009 * 00010 * * Redistributions of source code must retain the above copyright 00011 * notice, this list of conditions and the following disclaimer. 00012 * 00013 * * Redistributions in binary form must reproduce the above copyright 00014 * notice, this list of conditions and the following disclaimer in 00015 * the documentation and/or other materials provided with the 00016 * distribution. 00017 * 00018 * * Neither the name of Grove City College nor the names of its 00019 * contributors may be used to endorse or promote products derived 00020 * from this software without specific prior written permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00023 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00024 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 00025 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 00026 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00027 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00028 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00029 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00030 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00031 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00032 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00033 * 00034 */ 00035 00036 00037 #ifndef Core_Texture_h 00038 #define Core_Texture_h 00039 00040 #include <string> 00041 using std::string; 00042 00043 #include <Math/Math.h> 00044 00045 00046 namespace Core 00047 { 00048 00050 // Using declarations 00051 00052 using MathF::Vector; 00053 00054 00056 // Class definition 00057 00061 class Texture 00062 { 00063 public: 00064 Texture(const string&, float, float); 00065 Texture(const CoreF::RGB&, float, float); 00066 Texture(); 00067 00068 ~Texture(); 00069 00070 size_t size() const; 00071 00072 bool load(const char*); 00073 00074 bool readData( FILE*, 00075 const char*, 00076 uint, 00077 uint, 00078 uint); 00079 00080 CoreF::RGB getRGB(const Vector&) const; 00081 00082 bool read(istream&); 00083 bool write(ostream&) const; 00084 00085 00087 // Data members 00088 00094 uint width; 00095 uint height; 00096 float uscale; 00097 float vscale; 00098 00099 CoreF::RGB* values; 00100 }; 00101 00102 inline Texture::Texture(const string& filename, 00103 float uscale_, 00104 float vscale_) : 00105 width(0), 00106 height(0), 00107 uscale(uscale_), 00108 vscale(vscale_), 00109 values(0) 00110 { 00111 load(filename.c_str()); 00112 } 00113 00114 inline Texture::Texture(const CoreF::RGB& rgb, 00115 float uscale_, 00116 float vscale_) : 00117 width(1), 00118 height(1), 00119 uscale(uscale_), 00120 vscale(vscale_), 00121 values(new CoreF::RGB(rgb)) 00122 { 00123 // no-op 00124 } 00125 00126 inline Texture::Texture() : 00127 width(0), 00128 height(0), 00129 uscale(1.f), 00130 vscale(1.f), 00131 values(0) 00132 { 00133 // no-op 00134 } 00135 00136 inline Texture::~Texture() 00137 { 00138 if (values) 00139 delete [] values; 00140 } 00141 00142 inline size_t Texture::size() const 00143 { 00144 return (2*sizeof(unsigned int) + 00145 2*sizeof(float) + 00146 width*height*sizeof(CoreF::RGB)); 00147 } 00148 00149 } 00150 00151 #endif // Core_Texture_h