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annotate engine/core/view/renderers/instancerenderer.cpp @ 482:16c2b3ee59ce

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* Merged the view performance branch back into trunk. fixes[ticket:419]
author helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
date Thu, 29 Apr 2010 13:51:45 +0000
parents ab41334e8a57
children 5987f78a2364
rev   line source
0
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1 /***************************************************************************
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2 * Copyright (C) 2005-2008 by the FIFE team *
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3 * http://www.fifengine.de *
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4 * This file is part of FIFE. *
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5 * *
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6 * FIFE is free software; you can redistribute it and/or *
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7 * modify it under the terms of the GNU Lesser General Public *
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8 * License as published by the Free Software Foundation; either *
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9 * version 2.1 of the License, or (at your option) any later version. *
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10 * *
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11 * This library is distributed in the hope that it will be useful, *
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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14 * Lesser General Public License for more details. *
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15 * *
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16 * You should have received a copy of the GNU Lesser General Public *
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17 * License along with this library; if not, write to the *
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18 * Free Software Foundation, Inc., *
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19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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20 ***************************************************************************/
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21
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22 // Standard C++ library includes
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23
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24 // 3rd party library includes
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25
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26 // FIFE includes
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27 // These includes are split up in two parts, separated by one empty line
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28 // First block: files included from the FIFE root src directory
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29 // Second block: files included from the same folder
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30 #include "video/renderbackend.h"
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31 #include "video/image.h"
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32 #include "video/sdl/sdlimage.h"
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33 #include "video/imagepool.h"
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34 #include "video/animation.h"
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35 #include "video/animationpool.h"
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36 #include "util/math/fife_math.h"
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37 #include "util/log/logger.h"
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38 #include "model/metamodel/grids/cellgrid.h"
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39 #include "model/metamodel/action.h"
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40 #include "model/structures/instance.h"
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41 #include "model/structures/layer.h"
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42 #include "model/structures/location.h"
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43
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44 #include "view/camera.h"
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45 #include "view/visual.h"
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46 #include "instancerenderer.h"
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47
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48 namespace {
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49 unsigned int scale(unsigned int val, double factor) {
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50 return static_cast<unsigned int>(ceil(static_cast<double>(val) * factor));
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51 }
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52 }
0
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53
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54 namespace FIFE {
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55 static Logger _log(LM_VIEWVIEW);
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56
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57 InstanceRenderer::OutlineInfo::OutlineInfo():
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58 r(0),
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59 g(0),
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60 b(0),
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61 width(1),
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62 outline(NULL),
0
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63 curimg(NULL) {
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64 }
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65 InstanceRenderer::ColoringInfo::ColoringInfo():
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66 r(0),
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67 g(0),
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68 b(0),
0
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69 overlay(NULL),
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70 curimg(NULL) {
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71 }
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72
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73 InstanceRenderer::OutlineInfo::~OutlineInfo() {
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74 delete outline;
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75 }
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76
0
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77 InstanceRenderer::ColoringInfo::~ColoringInfo() {
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78 delete overlay;
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79 }
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80
0
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81 InstanceRenderer* InstanceRenderer::getInstance(IRendererContainer* cnt) {
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82 return dynamic_cast<InstanceRenderer*>(cnt->getRenderer("InstanceRenderer"));
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83 }
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84
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85 InstanceRenderer::InstanceRenderer(RenderBackend* renderbackend, int position, ImagePool* imagepool, AnimationPool* animpool):
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86 RendererBase(renderbackend, position),
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87 m_imagepool(imagepool),
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88 m_animationpool(animpool) {
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89 setEnabled(true);
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90 }
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91
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92 InstanceRenderer::InstanceRenderer(const InstanceRenderer& old):
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93 RendererBase(old),
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94 m_imagepool(old.m_imagepool),
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95 m_animationpool(old.m_animationpool) {
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96 setEnabled(true);
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97 }
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98
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99 RendererBase* InstanceRenderer::clone() {
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100 return new InstanceRenderer(*this);
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101 }
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102
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103 InstanceRenderer::~InstanceRenderer() {
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104 }
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105
482
16c2b3ee59ce * Merged the view performance branch back into trunk. fixes[ticket:419]
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106 void InstanceRenderer::render(Camera* cam, Layer* layer, RenderList& instances) {
135
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107 // patch #335 by abeyer
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108 if (!layer->areInstancesVisible()) {
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109 FL_DBG(_log, "Layer instances hidden");
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110 return;
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111 }
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112
0
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113 FL_DBG(_log, "Iterating layer...");
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114 CellGrid* cg = layer->getCellGrid();
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115 if (!cg) {
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116 FL_WARN(_log, "No cellgrid assigned to layer, cannot draw instances");
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117 return;
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118 }
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119
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120 const bool any_effects = !(m_instance_outlines.empty() && m_instance_colorings.empty());
0
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121
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122 RenderList::iterator instance_it = instances.begin();
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123 for (;instance_it != instances.end(); ++instance_it) {
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124 FL_DBG(_log, "Iterating instances...");
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125 Instance* instance = (*instance_it)->instance;
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126 InstanceVisual* visual = instance->getVisual<InstanceVisual>();
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127 RenderItem& vc = **instance_it;
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128 unsigned char trans = visual->getTransparency();
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129
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130 /**
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131 * the instance transparency value take precedence. If it's 0 use the layer trans
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132 *
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133 * \todo Instances cannot be completely opaque when their layer's transparency is non zero.
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134 */
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135 if (trans == 0) {
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136 unsigned char layer_trans = layer->getLayerTransparency();
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137 trans = layer_trans;
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138 }
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139
0
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140 FL_DBG(_log, LMsg("Instance layer coordinates = ") << instance->getLocationRef().getLayerCoordinates());
356
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141
95
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142 if (any_effects) {
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143 InstanceToOutlines_t::iterator outline_it = m_instance_outlines.find(instance);
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144 if (outline_it != m_instance_outlines.end()) {
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145 bindOutline(outline_it->second, vc, cam)->render(vc.dimensions, 255-trans);
0
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146 }
356
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147
95
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148 InstanceToColoring_t::iterator coloring_it = m_instance_colorings.find(instance);
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149 if (coloring_it != m_instance_colorings.end()) {
356
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150 bindColoring(coloring_it->second, vc, cam)->render(vc.dimensions, 255-trans);
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151 continue; // Skip normal rendering after drawing overlay
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152 }
0
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153 }
356
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154
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155 vc.image->render(vc.dimensions, 255-trans);
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156 }
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157 }
356
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158
482
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159 Image* InstanceRenderer::bindOutline(OutlineInfo& info, RenderItem& vc, Camera* cam) {
0
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160 if (info.curimg == vc.image) {
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161 return info.outline;
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162 } else {
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163 info.curimg = vc.image;
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164 }
356
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165
0
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166 if (info.outline) {
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167 delete info.outline; // delete old mask
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168 info.outline = NULL;
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169 }
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170 SDL_Surface* surface = vc.image->getSurface();
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171 SDL_Surface* outline_surface = SDL_ConvertSurface(surface, surface->format, surface->flags);
356
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172
0
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173 // needs to use SDLImage here, since GlImage does not support drawing primitives atm
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174 SDLImage* img = new SDLImage(outline_surface);
356
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175
0
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176 // TODO: optimize...
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177 uint8_t r, g, b, a = 0;
356
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178
0
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179 // vertical sweep
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180 for (unsigned int x = 0; x < img->getWidth(); x ++) {
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181 uint8_t prev_a = 0;
0
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182 for (unsigned int y = 0; y < img->getHeight(); y ++) {
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183 vc.image->getPixelRGBA(x, y, &r, &g, &b, &a);
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184 if ((a == 0 || prev_a == 0) && (a != prev_a)) {
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185 if (a < prev_a) {
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186 for (unsigned int yy = y; yy < y + info.width; yy++) {
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187 img->putPixel(x, yy, info.r, info.g, info.b);
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188 }
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189 } else {
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190 for (unsigned int yy = y - info.width; yy < y; yy++) {
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191 img->putPixel(x, yy, info.r, info.g, info.b);
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192 }
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193 }
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194 }
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195 prev_a = a;
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196 }
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197 }
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198 // horizontal sweep
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199 for (unsigned int y = 0; y < img->getHeight(); y ++) {
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200 uint8_t prev_a = 0;
0
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201 for (unsigned int x = 0; x < img->getWidth(); x ++) {
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202 vc.image->getPixelRGBA(x, y, &r, &g, &b, &a);
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203 if ((a == 0 || prev_a == 0) && (a != prev_a)) {
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204 if (a < prev_a) {
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205 for (unsigned int xx = x; xx < x + info.width; xx++) {
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diff changeset
206 img->putPixel(xx, y, info.r, info.g, info.b);
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207 }
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208 } else {
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209 for (unsigned int xx = x - info.width; xx < x; xx++) {
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
210 img->putPixel(xx, y, info.r, info.g, info.b);
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211 }
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212 }
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213 }
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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214 prev_a = a;
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215 }
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216 }
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
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217
0
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218 // In case of OpenGL backend, SDLImage needs to be converted
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219 info.outline = m_renderbackend->createImage(img->detachSurface());
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220 delete img;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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221 return info.outline;
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222 }
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223
482
16c2b3ee59ce * Merged the view performance branch back into trunk. fixes[ticket:419]
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
224 Image* InstanceRenderer::bindColoring(ColoringInfo& info, RenderItem& vc, Camera* cam) {
0
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225 if (info.curimg == vc.image) {
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226 return info.overlay;
95
0b6998fde366 speedup instance renderer; now instances can change their layer, old optimisation made wrong asumption... (fix by yonibear)
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227 } else {
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diff changeset
228 info.curimg = vc.image;
0
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229 }
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230 if (info.overlay) {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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231 delete info.overlay; // delete old mask
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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232 info.overlay = NULL;
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233 }
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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234 SDL_Surface* surface = vc.image->getSurface();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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235 SDL_Surface* overlay_surface = SDL_ConvertSurface(surface, surface->format, surface->flags);
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
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236
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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237 // needs to use SDLImage here, since GlImage does not support drawing primitives atm
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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238 SDLImage* img = new SDLImage(overlay_surface);
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
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239
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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240 uint8_t r, g, b, a = 0;
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
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241
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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242 for (unsigned int x = 0; x < img->getWidth(); x ++) {
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
243 for (unsigned int y = 0; y < img->getHeight(); y ++) {
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diff changeset
244 vc.image->getPixelRGBA(x, y, &r, &g, &b, &a);
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
245 if (a > 0) {
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diff changeset
246 img->putPixel(x, y, (r + info.r) >> 1, (g + info.g) >> 1, (b + info.b) >> 1);
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247 }
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248 }
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249 }
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 135
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250
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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251 // In case of OpenGL backend, SDLImage needs to be converted
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252 info.overlay = m_renderbackend->createImage(img->detachSurface());
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253 delete img;
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254 return info.overlay;
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255 }
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256
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257 void InstanceRenderer::addOutlined(Instance* instance, int r, int g, int b, int width) {
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
258 OutlineInfo info;
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
259 info.r = r;
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
260 info.g = g;
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diff changeset
261 info.b = b;
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diff changeset
262 info.width = width;
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 135
diff changeset
263
95
0b6998fde366 speedup instance renderer; now instances can change their layer, old optimisation made wrong asumption... (fix by yonibear)
spq@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
264 m_instance_outlines[instance] = info;
0
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265 }
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266
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
267 void InstanceRenderer::addColored(Instance* instance, int r, int g, int b) {
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
268 ColoringInfo info;
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
269 info.r = r;
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diff changeset
270 info.g = g;
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
271 info.b = b;
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 135
diff changeset
272
95
0b6998fde366 speedup instance renderer; now instances can change their layer, old optimisation made wrong asumption... (fix by yonibear)
spq@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
273 m_instance_colorings[instance] = info;
0
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274 }
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275
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
276 void InstanceRenderer::removeOutlined(Instance* instance) {
95
0b6998fde366 speedup instance renderer; now instances can change their layer, old optimisation made wrong asumption... (fix by yonibear)
spq@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
277 m_instance_outlines.erase(instance);
0
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diff changeset
278 }
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
279
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
280 void InstanceRenderer::removeColored(Instance* instance) {
95
0b6998fde366 speedup instance renderer; now instances can change their layer, old optimisation made wrong asumption... (fix by yonibear)
spq@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
281 m_instance_colorings.erase(instance);
0
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diff changeset
282 }
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 135
diff changeset
283
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
284 void InstanceRenderer::removeAllOutlines() {
95
0b6998fde366 speedup instance renderer; now instances can change their layer, old optimisation made wrong asumption... (fix by yonibear)
spq@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
285 m_instance_outlines.clear();
0
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diff changeset
286 }
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 135
diff changeset
287
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
288 void InstanceRenderer::removeAllColored() {
95
0b6998fde366 speedup instance renderer; now instances can change their layer, old optimisation made wrong asumption... (fix by yonibear)
spq@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
289 m_instance_colorings.clear();
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
290 }
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 135
diff changeset
291
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
292 void InstanceRenderer::reset() {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
293 removeAllOutlines();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
294 removeAllColored();
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
295 }
356
ab41334e8a57 Added or1andov's code with a few adjustments to fix instance transparencies fixed[t:378]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 135
diff changeset
296
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
297 }