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253 Commits (38147df5af04d070a9594bf194172327257eceaa)
 

Author SHA1 Message Date
  jylam bdabe44f3a * Added line to pipi tool (format x1,y1,x2,y2,color,aa, width coordinates as ints, color as hex quadret, aa as an optionnal bit which controls 16 years ago
  jylam 3d6c087459 * Oops. Fixed typo that prevented tile.c to be compiled (STFU I SAID!) 16 years ago
  jylam 0a6391a78b * Added *line_template.h to Makefile.am, to make sure teuf shuts the phoque up 16 years ago
  jylam 0a06b0af5f * Moved *line_template.c to .h files to avoid problems with autotools (sam) 16 years ago
  jylam b67fde0e94 * Added Wu-Xaolin antialiased lines (Still lacks RGBA32 transparency code, with a fallback to float for now) 16 years ago
  jylam 971efb124e * Added simple Bresenham line drawing routines (RGBA_32, RGBA_F, Y_F) 16 years ago
  sam 541e0213f7 * Goddammit, this time I'm fixing the f32 to u8 RGB conversion for real. 16 years ago
  sam 074e339ae3 * pixels.c: fix a bug in the f32 to u8 RGB conversion. 16 years ago
  sam f3a19b6ce5 * pixels.c: allow to call pipi_getpixels with PIPI_PIXELS_MASK_C. 16 years ago
  sam 23bd005f9c * pipi.h: add the PIPI_PIXELS_MASK_C pixel format for canvas boundaries. 16 years ago
  sam 24a1e37fc2 * pipi_internals.h: add two vector values for wrap around information. 16 years ago
  sam 7263c34dad * pixels.c: temporarily set internal gamma to 1.0 so that I can compare 16 years ago
  sam ac072123b4 * screen.c: add pipi_render_halftone() to create a 45-degree clustered dot 16 years ago
  sam 5ce1d403f6 * Allow bayer:256 constructs, which do the same as bayer:256x256. 16 years ago
  sam 6e0afb6f37 * Put the random and Bayer stock image generation into pipi/render/*. 16 years ago
  sam 645169e3b1 * Add the "halftone" dithering method, which uses classical halftone (aka. 16 years ago
  sam d12256b0f8 * stock.c: add new error diffusion kernels: Fan, Shiau-Fan, Stucki, Burkes, 16 years ago
  sam 44c9b8e15d * Get rid of the specific error diffusion functions, since our stock kernels 16 years ago
  sam 90c7527281 * Add pipi_dither_ediff(), a generic error diffusion dithering algorithm 16 years ago
  sam 6a9475464c * Do not prefix stock image names with "pipi:", it's redundant. 16 years ago
  sam 3784480d3b * Add a new image flag, u8, which indicates whether the image samples come 16 years ago
  sam 15bd183743 * Rename --rgb into --combine and add --split. Basic per-channel operations 16 years ago
  sam 6433a59c97 * rgb.c: implement pipi_red(), pipi_green() and pipi_blue() to extract 16 years ago
  sam e38943a327 * rgb.c: implement pipi_rgb(), to combine three RGB channels. 16 years ago
  sam 10baf86103 * pipi.c: implement --roll, RPL-style. 16 years ago
  sam b40fc1b330 * atkinson.c: implement Atkinson dithering. 16 years ago
  sam 36fb60cacf * transform.c: implement pipi_rotate90, pipi_rotate180 and pipi_rotate270. 16 years ago
  sam 2da45f954b * Implement pipi_vflip() and pipi_hflip(). 16 years ago
  sam 412dafd400 * median.c: oops, removed old debugging hack from pipi_median(). 16 years ago
  sam 0cab178432 * color.c: implement pipi_threshold(). 16 years ago
  sam 31fec9b526 * Add pipi_dilate() / pipi_erode() and --dilate / --erode. 16 years ago
  sam 114afed869 * median.c: fix the RGBA median filter. 16 years ago
  sam d9f3b654bc * median.c: add a median filter. Highly unoptimised for now. 16 years ago
  sam a1ad690056 * blur.c: proper box blur implementation that runs linearly with 16 years ago
  sam ab1487e666 * Add --boxblur to the pipi command line. 16 years ago
  sam 8e5b11ae39 * convolution_template.h: disambiguate parentheses. 16 years ago
  sam db43a4df0d * img2rubik.c: add quick and dirty dithering code to img2rubik. 16 years ago
  sam 8996a532df * blur.c: improve the Gaussian kernel interpolation. 16 years ago
  sam baa3d82e4b * Move the palette reduction algorithm into pipi_reduce(). 16 years ago
  sam f6e201c341 * img2rubik.c: improve stability by clipping t. 16 years ago
  sam 585af308a2 * img2rubik.c: fix convex hull build, some points were not properly 16 years ago
  sam b9ccaad752 * img2rubik.c: 16 years ago
  sam 0151c722cd * More img2rubik experimentation, with a lot of debugging messages. 16 years ago
  sam e23268c286 * img2rubik.c: factor out the hull generation so that we can also build a 16 years ago
  sam 89ae481795 * More color reduction work: we can now constraint an image's palette to 16 years ago
  sam f6f7cbc060 * pixels.c: fix uninitialised w and h in pipi_getpixels. 16 years ago
  sam 9ba0524b9a * stock.c: the random stock image now creates RGB noise. 16 years ago
  sam 13bbfb8b27 * Start working on colour reduction with a constrained palette. 16 years ago
  sam e50ce5c67a * color.c: implement pipi_brightness() and pipi_contrast(). 16 years ago
  sam 43e5e3a28d * Add a NOTES file for random notes. 16 years ago