root / rgbdslam / external / siftgpu / History.txt @ 9240aaa3
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1 | 9240aaa3 | Alex | 0.5.370 |
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3 | Automatic switch from OpenGL to CUDA when OpenGL is not supported (Useful for X) |
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4 | Dropped indirect data transfer path CPU->GL->CUDA |
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5 | (CUDA part not requiring OpenGL at all, but restrictive on input type) |
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6 | New parameter -mind (mininum working dimension) for performance tweak |
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7 | (By default it is 16; Gaussian octaves smaller than this will be skipped) |
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8 | (Small dimensions are ineffecient for GPU because many processes are on idle) |
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9 | Added a function to compute SIFT for any rectangle (not only square!) |
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10 | (Email me if you are interested in using it) |
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12 | Dropped all CG implementation to simplify maintance |
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13 | Added a partial OpenCL implementation (half speed of CUDA/GLSL) |
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14 | Added macro SIFTGPU_NO_DEVIL to allow droping DevIL depencency |
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15 | Fixed minor bug in makefile |
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16 | Removed reference to MAX_PATH in SiftGPU.h. It is dangerrous..since they can be redefined. |
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17 | |||
18 | 0.5.360 |
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19 | Added demo MultiThreadSIFT to demonstrate using Multi-GPU with Multi-Threading. |
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20 | Improved CUDA performance on frequent image size changes |
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21 | Skipped unacessary gradient/dog computation when using keypoint list on a same image |
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22 | Added x64 projects to VisualStudio solution |
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23 | Provided three different ways to limit the number of feautres -tc1 -tc2 -tc3 |
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24 | (to keep either the highest levels or the lowest levels) |
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25 | Fixed a bug with -tc introduced in V360Beta (2/26/10) |
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26 | Fixed a bug in CUDA-implementation when the first several octaves are skipped (2/28/10) |
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27 | Let RunSIFT return 0 when errors are found in CUDA (previously ignored) |
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28 | Added option -winpos for Win32 to select device according Monitor |
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29 | Added option -display for X window to select GPU according to Display |
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30 | Modified option -cuda [device_index] to select GPU device. |
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31 | Added Wrapper ServerSiftGPU to allow run multiple SiftGPU on multiple GPUs |
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32 | Added option -tc to set a soft limit for the number of returned features. |
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33 | Changed OpenGL context creation. The core library no longer requires GLUT. |
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34 | Removed calles to std in file ProgramCU.cu to avoid possible compiling errors. |
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35 | Reorganized the file structure of the code package. |
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36 | Fixed some linux makefile issue and linux compilation issue. |
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37 | Fixed linux name mangling problem for dynamic library loading. |
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38 | 0.5.345 |
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39 | New Linux makefile. CG, CUDA and sse parameters can now be changed easily in makefile. |
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40 | CG-based SiftGPU is now disabled by default to reduce dependencies. |
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41 | Made more parameters changable after initizlization (check manual for details) |
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42 | Changed the way of handling out-of-boundary user-specified keypoints. |
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43 | Changed the timing function from clock to gettimeofday for Linux (Thanks to Pilet) |
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44 | Fixed a bug in saving binary format(Thanks to Dekker) |
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45 | Fixed linux makefile for CUDA-SIFTGPU (Thanks to Planna) |
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46 | Fixed a conversion bug for 64-bit system introduced in V340 (Thanks to Plana and Wang) |
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47 | 0.5.340 |
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48 | Added (-glsl -pack -m -s) to default setting. (You can change back to CG by -cg) |
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49 | Updated libraries (CG 2.1, GLEW 1.5, DEVIL 1.77) |
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50 | Used SSE to speed up descriptor normalization |
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51 | Improved speed of the OpenGL-based SiftMatchGPU. (1.5x) |
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52 | Added GLSL and CUDA implementation of SiftMatchGPU |
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53 | Added the packed glsl implementation. It might be slightly faster than cg. |
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54 | Added a CUDA-based SiftGPU implementation(use -cuda to turn it on) |
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55 | Cleaned up the GLSL code to follow the GLSL standard more strictly. |
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56 | Tested many of the GLSL shaders in GPU ShaderAnalyzer 1.5. |
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57 | Added option -fastmath to specify -fastmath to cg compiler(yet no big difference). |
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58 | Increased the threshold to fix the bug in guided matching when F is NULL |
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59 | Fixed a bug in orientation for -m2p (missing a ";" in shader code) |
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60 | Changed interface to handle all OpenGL pixel data (Previous only float and unsigned char). |
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61 | Kept only the fastest verion of descriptor generation code, and dropped others. |
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62 | 0.5.320 |
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63 | Fixed a bug (Wrong texture size may be assigned when image size changes) |
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64 | Fixed a bug (Descriptor storage size may be not updated when image size changes) |
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65 | 0.5.319 |
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66 | Fixed a bug (Setkeypoint before specifying image was not working in previous versoins) |
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67 | 0.5.318 |
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68 | Changed interface to process keypoints WITHOUT known orientations |
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69 | Added interface to specifiy float image data |
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70 | Overloaded new operator of SiftGPU and SiftMatchGPU to fix a possible heap corruption on deallocation |
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71 | 0.5.317 |
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72 | Fixed a bug in processing user-specified keypoints |
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73 | Updated the .def file for the released package |
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74 | 0.5.316 |
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75 | Fixed a bug of insufficient buffer allocation in very rare cases. (Thanks to Zheng) |
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76 | Added guided SIFT putative matching using homography or/and fundamental matrix |
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77 | Added function to change the feature number limitation for sift matching |
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78 | 0.5.315 |
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79 | Added a cg-based sift matching implementation (Thanks to Zach)(see SimpleSIFT.cpp for example). |
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80 | Added optional output of the extremum type (maximum or minimum) of feature |
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81 | Added function to compute descriptors for user-specified keypoints |
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82 | Included xcode project and makefile(Thanks to Perfanov and Wittenhagen) |
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83 | 0.5.313 |
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84 | Finished the GLSL implementation of SIFT (use -glsl to turn it on). |
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85 | Fixed a bug of crashing after many iterations on newer graphic card like GTX 280. (Thanks to Zheng) |
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86 | 0.5.312 |
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87 | Fixed a bug introduced in V311(One texture size not updated for image size chaning with -pack) |
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88 | Fixed a bug introduced in V311(feature readback function is empty for -pack). (Thanks to Palomo) |
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89 | 0.5.311 |
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90 | Fixed a bug in descriptor computation (it may cause error in descriptors of 10% of features) |
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91 | Implemented a packed SIFT implementation (use -pack to use it. 3x pyramid construction speed) |
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92 | Used GPU/CPU mixed list generation (2X compared with old method) |
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93 | Used only CPU for multi-orientation list generation (much faster than GPU) |
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94 | Changed parameter to avoid using dyamic array indexing by default. |
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95 | Implemented a new descriptor computation method(30% faster than the old one |
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96 | Evaluated the speed on GTX 280. (obtained 1.5x the speed of 8800 GTX) |
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97 | Dropped many unreferenced functions and also some old shaders. |
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98 | Changed some definition for better compiliation on Mac (Thanks to Wittenhagen) |
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99 | Changed SaveSIFT function to keep a little bit less fractional digits |
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100 | Combined the horizontal gradient and vertical gradient visualization to one. |
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101 | 0.5.302 |
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102 | Updated cg, glew and glut libraries |
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103 | Added speed evaluation code |
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104 | Added some debug code to write out floating point tiff images |
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105 | Refactorized code a little bit, now it is having much less warnings |
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106 | 0.5.293 |
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107 | Changed gaussian weighting factor in orientation computation, now closer to Lowe's |
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108 | Minor bug fix on texture reallocation for too many features |
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109 | Added new feature to automatically down-sample images that are larger than user-defined size. |
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110 | 0.5.288 |
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111 | Added comparision with Lowe's SIFT on box.pgm(check /doc/evaluation for results) |
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112 | Fixed two bugs related to feature scale |
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113 | Fixed a bug related to up-sampling |
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114 | Added a missing dog threshold test after subpixel localization. |
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115 | Added new parameter for fixing the feature orientations |
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116 | Added export function to check how SiftGPU is supported by current OpenGL context |
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117 | Changed some default parameter ( now it downloades result, and use verbose level 2 by default) |
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118 | 0.5.280 |
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119 | Added an example of dyanmic loading of siftgpu library |
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120 | Fixed a serious bug of GetFeatureVector (orientation and scale are misordered previously) |
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121 | Fixed a bug in def file |
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122 | Fixed a bug in calling RunSIFT with pixel data. |
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123 | Fixed some GLSL shader bugs |
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124 | 0.5.276 |
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125 | Removed file "gs_types.h" and put the export definition in "siftgpu.h" |
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126 | Added high resolution timing for windows by using funciton timeGetTime |
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127 | Fixed some problems on arbfp1. Now it can run a limited demo again. |
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128 | Added parameter for changing the maximum allowed feature number of a level |
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129 | 0.5.267 |
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130 | Corrected a neglected stricmp to _stricmp for linux compiliation |
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131 | Fixed a bug in function ResizePyramid which happens when image size changes in some way |
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132 | Added key input function to change verbose level for GUI mode |
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134 | 0.5.265 |
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135 | Added display of fps information in console for sequential processing |
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136 | Added an optional step that converts RGB to Luminance before uploading to GPU |
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137 | Added a parameter "-p WxH" to specify the size for initializing the pyramids |
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138 | 0.5.261 |
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139 | Added a new feature for using existing memories for processing smaller images |
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140 | Added new functions to let user control the allocation pyramid momory |
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141 | Fixed a bug with sub-pixel localization |
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143 | 0.5.256 |
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144 | Added linux makefile |
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145 | Added a new feature for allocating seperate processing memories for multiple images. |
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146 | 0.5.250 |
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147 | New keypoint detection code capable of sub-pixel/sub-scale localization |
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148 | Changed code for easy Linux porting. Thank Martin Schneider for his help on this |
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149 | Changed some default values of the parameters. |
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150 | Improved SIFT visualization. |
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151 | 0.5.236 |
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152 | Fixed an important bug in orientation computation |
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153 | Successfully tested on many image matching experiments |
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154 | Changed the command line -m to default 2 orientations |
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155 | 0.5.232 |
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156 | Fixed a sift output bug |
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157 | Fixed a NaN bug in descriptor generation |
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158 | Fixed a bug that some images are flipped |
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159 | 0.5.224 |
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160 | Fixed a memory leak bug on FBO |
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161 | Added one more demo for processing 640*480 image sequence |
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162 | Smalled change to interface, so that image data can be specified like OpenGL textures |
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163 | 0.5.220 |
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164 | Added more examples to manual. |
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165 | Added more comments about the siftgpu interface |
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166 | Added one more input interface |
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167 | Fixed bug of crash on image size change |
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168 | 0.5.208 |
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169 | First release |