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1 #include "edview.h"
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391
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2 #include <QtGui>
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3
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4
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5 GLDemoView::GLDemoView(QWidget *parent) :
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6 QGLWidget(QGLFormat(QGL::SampleBuffers|QGL::AlphaChannel), parent)
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7 {
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8 makeCurrent();
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9
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10 if (QGLFramebufferObject::hasOpenGLFramebufferBlit())
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11 {
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12 QGLFramebufferObjectFormat format;
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13 format.setSamples(4);
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14 format.setAttachment(QGLFramebufferObject::CombinedDepthStencil);
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15
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16 // render_fbo = new QGLFramebufferObject(512, 512, format);
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17 // texture_fbo = new QGLFramebufferObject(512, 512);
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18 }
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19 else
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20 {
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21 // render_fbo = new QGLFramebufferObject(1024, 1024);
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22 // texture_fbo = render_fbo;
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23 }
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24 }
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25
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26
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27 GLDemoView::~GLDemoView()
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28 {
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29 }
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30
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31
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32 void GLDemoView::setEngineData(DMEngineData *mengine)
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33 {
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34 engine = mengine;
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35 }
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36
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37
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38 void GLDemoView::render(int frameTime)
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39 {
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40 if (engine != NULL)
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41 {
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42 engine->frameTime = frameTime;
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43
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44 if (engine->demoRender != NULL)
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45 {
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46 engine->demoRender(engine);
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47 }
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48 else
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49 {
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50 dmExecuteTimeline(engine->ptl, engine->screen, engineGetTick(engine));
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51 }
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52
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53 engine->frameCount++;
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54 }
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55 }
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56
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57
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58 void GLDemoView::paintEvent(QPaintEvent *)
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59 {
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60 // save the GL state set for QPainter
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61 saveGLState();
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62
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63 // restore the GL state that QPainter expects
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64 restoreGLState();
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65 }
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66
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67
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68 void GLDemoView::saveGLState()
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69 {
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70 glPushAttrib(GL_ALL_ATTRIB_BITS);
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71 glMatrixMode(GL_PROJECTION);
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72 glPushMatrix();
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73 glMatrixMode(GL_MODELVIEW);
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74 glPushMatrix();
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75 }
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76
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77
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78 void GLDemoView::restoreGLState()
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79 {
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80 glMatrixMode(GL_PROJECTION);
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81 glPopMatrix();
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82 glMatrixMode(GL_MODELVIEW);
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83 glPopMatrix();
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84 glPopAttrib();
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85 }
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86
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87
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88 SWDemoView::SWDemoView(QWidget *parent) : GLDemoView(parent)
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89 {
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90 img = NULL;
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91 }
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92
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93
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94 SWDemoView::~SWDemoView()
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95 {
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96 delete img;
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97 }
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98
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99
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100 void SWDemoView::setEngineData(DMEngineData *mengine)
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101 {
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102 engine = mengine;
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103 delete img;
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104
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105 img = new QImage((const uchar *)mengine->screen->pixels,
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106 mengine->screen->w, mengine->screen->h,
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107 mengine->screen->pitch, QImage::Format_RGB32);
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108 }
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109
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110
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111 void SWDemoView::paintEvent(QPaintEvent *)
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112 {
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113 if (img != NULL)
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114 {
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115 QPainter painter(this);
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116 painter.drawImage(QPoint(0, 0), *img);
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117 }
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118 }
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119
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120
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121 void SWDemoView::render(int frameTime)
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122 {
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123 if (SDL_MUSTLOCK(engine->screen) != 0 && SDL_LockSurface(engine->screen) != 0)
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124 return;
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125
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126 GLDemoView::render(frameTime);
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127
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128 if (SDL_MUSTLOCK(engine->screen) != 0)
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129 SDL_UnlockSurface(engine->screen);
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130
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131 update();
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132 }
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133
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134
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