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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/***************************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2005-2008 by the FIFE team *</span>
<a name="l00003"></a>00003 <span class="comment"> * http://www.fifengine.de *</span>
<a name="l00004"></a>00004 <span class="comment"> * This file is part of FIFE. *</span>
<a name="l00005"></a>00005 <span class="comment"> * *</span>
<a name="l00006"></a>00006 <span class="comment"> * FIFE is free software; you can redistribute it and/or *</span>
<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the GNU Lesser General Public *</span>
<a name="l00008"></a>00008 <span class="comment"> * License as published by the Free Software Foundation; either *</span>
<a name="l00009"></a>00009 <span class="comment"> * version 2.1 of the License, or (at your option) any later version. *</span>
<a name="l00010"></a>00010 <span class="comment"> * *</span>
<a name="l00011"></a>00011 <span class="comment"> * This library is distributed in the hope that it will be useful, *</span>
<a name="l00012"></a>00012 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of *</span>
<a name="l00013"></a>00013 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span>
<a name="l00014"></a>00014 <span class="comment"> * Lesser General Public License for more details. *</span>
<a name="l00015"></a>00015 <span class="comment"> * *</span>
<a name="l00016"></a>00016 <span class="comment"> * You should have received a copy of the GNU Lesser General Public *</span>
<a name="l00017"></a>00017 <span class="comment"> * License along with this library; if not, write to the *</span>
<a name="l00018"></a>00018 <span class="comment"> * Free Software Foundation, Inc., *</span>
<a name="l00019"></a>00019 <span class="comment"> * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *</span>
<a name="l00020"></a>00020 <span class="comment"> ***************************************************************************/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="comment">// Standard C++ library includes</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="comment">// 3rd party library includes</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="comment">// FIFE includes</span>
<a name="l00027"></a>00027 <span class="comment">// These includes are split up in two parts, separated by one empty line</span>
<a name="l00028"></a>00028 <span class="comment">// First block: files included from the FIFE root src directory</span>
<a name="l00029"></a>00029 <span class="comment">// Second block: files included from the same folder</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "renderbackend.h"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "video/devicecaps.h"</span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keyword">namespace </span>FIFE {
<a name="l00034"></a>00034
<a name="l00035"></a>00035
<a name="l00036"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#a3fe560a2d3bf9466b206931da2898863">00036</a> <a class="code" href="class_f_i_f_e_1_1_render_backend.html#a3fe560a2d3bf9466b206931da2898863">RenderBackend::RenderBackend</a>(<span class="keyword">const</span> SDL_Color& colorkey):
<a name="l00037"></a>00037 m_screen(NULL),
<a name="l00038"></a>00038 m_isalphaoptimized(false),
<a name="l00039"></a>00039 m_iscolorkeyenabled(false),
<a name="l00040"></a>00040 m_colorkey(colorkey) {
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043
<a name="l00044"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#ae1b627b52434ce37d2d901a2393ef143">00044</a> <a class="code" href="class_f_i_f_e_1_1_render_backend.html#ae1b627b52434ce37d2d901a2393ef143">RenderBackend::~RenderBackend</a>() {
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046
<a name="l00047"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#a9f05151620214ecf0bc6addd789a38b4">00047</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_f_e_1_1_render_backend.html#a9f05151620214ecf0bc6addd789a38b4">RenderBackend::deinit</a>() {
<a name="l00048"></a>00048 <span class="keyword">delete</span> m_screen;
<a name="l00049"></a>00049 m_screen = NULL;
<a name="l00050"></a>00050 SDL_QuitSubSystem(SDL_INIT_VIDEO);
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052
<a name="l00053"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#a8788e4b79160ff23c8166280359ab1c2">00053</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_f_e_1_1_render_backend.html#a8788e4b79160ff23c8166280359ab1c2">RenderBackend::captureScreen</a>(<span class="keyword">const</span> std::string& filename) {
<a name="l00054"></a>00054 m_screen->saveImage(filename);
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="keywordtype">void</span> RenderBackend::pushClipArea(<span class="keyword">const</span> <a class="code" href="class_f_i_f_e_1_1_rect_type.html">Rect</a>& cliparea, <span class="keywordtype">bool</span> clear) {
<a name="l00058"></a>00058 assert(m_screen);
<a name="l00059"></a>00059 m_screen->pushClipArea(cliparea, clear);
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="keywordtype">void</span> RenderBackend::popClipArea() {
<a name="l00063"></a>00063 assert(m_screen);
<a name="l00064"></a>00064 m_screen->popClipArea();
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keyword">const</span> Rect& RenderBackend::getClipArea()<span class="keyword"> const </span>{
<a name="l00068"></a>00068 assert(m_screen);
<a name="l00069"></a>00069 <span class="keywordflow">return</span> m_screen->getClipArea();
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071
<a name="l00072"></a>00072 SDL_Surface* RenderBackend::getSurface() {
<a name="l00073"></a>00073 assert(m_screen);
<a name="l00074"></a>00074 <span class="keywordflow">return</span> m_screen->getSurface();
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076
<a name="l00077"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#afca6db6d695d284956ffbd6cd9d47d7e">00077</a> <span class="keyword">const</span> ScreenMode& <a class="code" href="class_f_i_f_e_1_1_render_backend.html#afca6db6d695d284956ffbd6cd9d47d7e">RenderBackend::getCurrentScreenMode</a>()<span class="keyword"> const</span>{
<a name="l00078"></a>00078 <span class="keywordflow">return</span> m_screenMode;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> RenderBackend::getWidth()<span class="keyword"> const </span>{
<a name="l00082"></a>00082 assert(m_screen);
<a name="l00083"></a>00083 <span class="keywordflow">return</span> m_screen->getWidth();
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> RenderBackend::getHeight()<span class="keyword"> const </span>{
<a name="l00087"></a>00087 assert(m_screen);
<a name="l00088"></a>00088 <span class="keywordflow">return</span> m_screen->getHeight();
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keyword">const</span> Rect& RenderBackend::getArea() {
<a name="l00092"></a>00092 assert(m_screen);
<a name="l00093"></a>00093 SDL_Surface* s = m_screen->getSurface();
<a name="l00094"></a>00094 <span class="keyword">static</span> Rect r(0, 0, s->w, s->h);
<a name="l00095"></a>00095 <span class="keywordflow">return</span> r;
<a name="l00096"></a>00096 }
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="keywordtype">void</span> RenderBackend::getPixelRGBA(<span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, uint8_t* r, uint8_t* g, uint8_t* b, uint8_t* a) {
<a name="l00099"></a>00099 assert(m_screen);
<a name="l00100"></a>00100 m_screen->getPixelRGBA(x, y, r, g, b, a);
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="keywordtype">void</span> RenderBackend::saveImage(<span class="keyword">const</span> std::string& filename) {
<a name="l00104"></a>00104 assert(m_screen);
<a name="l00105"></a>00105 m_screen->saveImage(filename);
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordtype">void</span> RenderBackend::setAlphaOptimizerEnabled(<span class="keywordtype">bool</span> enabled) {
<a name="l00109"></a>00109 assert(m_screen);
<a name="l00110"></a>00110 m_screen->setAlphaOptimizerEnabled(enabled);
<a name="l00111"></a>00111 }
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="keywordtype">bool</span> RenderBackend::isAlphaOptimizerEnabled() {
<a name="l00114"></a>00114 assert(m_screen);
<a name="l00115"></a>00115 <span class="keywordflow">return</span> m_screen->isAlphaOptimizerEnabled();
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117
<a name="l00118"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#a24afaad9128d15d9cfd560cc55c83205">00118</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_f_e_1_1_render_backend.html#a24afaad9128d15d9cfd560cc55c83205">RenderBackend::setColorKeyEnabled</a>(<span class="keywordtype">bool</span> colorkeyenable) {
<a name="l00119"></a>00119 m_iscolorkeyenabled = colorkeyenable;
<a name="l00120"></a>00120 }
<a name="l00121"></a>00121
<a name="l00122"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#a1bb2c24a729e82bfe42fb424f7142940">00122</a> <span class="keywordtype">bool</span> <a class="code" href="class_f_i_f_e_1_1_render_backend.html#a1bb2c24a729e82bfe42fb424f7142940">RenderBackend::isColorKeyEnabled</a>()<span class="keyword"> const </span>{
<a name="l00123"></a>00123 <span class="keywordflow">return</span> m_iscolorkeyenabled;
<a name="l00124"></a>00124 }
<a name="l00125"></a>00125
<a name="l00126"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#afff180d5d763f493965a82ca865b2b04">00126</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_f_e_1_1_render_backend.html#afff180d5d763f493965a82ca865b2b04">RenderBackend::setColorKey</a>(<span class="keyword">const</span> SDL_Color& colorkey) {
<a name="l00127"></a>00127 m_colorkey = colorkey;
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129
<a name="l00130"></a><a class="code" href="class_f_i_f_e_1_1_render_backend.html#a09f3699d7b60c711446049a90380b287">00130</a> <span class="keyword">const</span> SDL_Color& <a class="code" href="class_f_i_f_e_1_1_render_backend.html#a09f3699d7b60c711446049a90380b287">RenderBackend::getColorKey</a>()<span class="keyword"> const </span>{
<a name="l00131"></a>00131 <span class="keywordflow">return</span> m_colorkey;
<a name="l00132"></a>00132 }
<a name="l00133"></a>00133 }
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