Thomas Friedel
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385a230aa6
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removed commented lines since they otherwise appear as documentation
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2018-03-22 17:47:58 +01:00 |
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Thomas Friedel
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ff4fba4c33
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reduced the opengl interface to only the used functions
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2018-03-22 17:45:52 +01:00 |
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Thomas Friedel
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72a7cbd2ed
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renamed the W and H function; added documentation
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2018-03-22 17:27:23 +01:00 |
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Thomas Friedel
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888c667a36
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miter line join fix
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2018-03-21 16:04:52 +01:00 |
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Thomas Friedel
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dfba64a1fd
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fixed some bugs from the float32->float64 conversion
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2018-03-21 15:51:07 +01:00 |
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Thomas Friedel
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e138d853c6
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stencil buffer usage bugfix
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2018-03-21 15:45:19 +01:00 |
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Thomas Friedel
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26d11865b5
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switched from float32 to float64 for better compatibility with the default go math package; moved vector and matrix code into package
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2018-03-21 12:45:32 +01:00 |
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Thomas Friedel
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d0dc6c1f5c
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removed log message
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2018-03-21 12:09:10 +01:00 |
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Thomas Friedel
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075abc4f03
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bugfix for an edge case
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2018-03-14 15:37:01 +01:00 |
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tfriedel6
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b7af1ad3a4
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Create README.md
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2018-03-12 12:42:41 +01:00 |
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Thomas Friedel
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caa356aa12
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added quadratic and bezier curves
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2018-03-08 16:42:16 +01:00 |
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Thomas Friedel
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21d14699ec
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font rendering fix
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2018-02-26 16:53:34 +01:00 |
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Thomas Friedel
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da6538b1e3
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shaders are now in their own file; text fill now uses font rendering more directly and supports fill styles
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2018-02-26 15:40:48 +01:00 |
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Thomas Friedel
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d509a6f86d
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gradients and texture patterns are now transformed according to the current matrix
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2018-02-26 12:29:21 +01:00 |
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Thomas Friedel
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efafa0f6f7
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fixed a problem with miter joints if the lines are parallel
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2018-02-22 14:19:47 +01:00 |
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Thomas Friedel
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2da1a4363a
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bugfix, uninitialized uniform
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2018-02-15 10:33:51 +01:00 |
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Thomas Friedel
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5175b1ba73
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images and fonts can now be optionally named for later access; DrawImage and SetFont can now accept file names directly and will cache using the path
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2018-02-15 10:12:32 +01:00 |
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Thomas Friedel
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59033ea55b
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added canvas size methods; transformations now apply in reverse order
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2018-02-12 18:53:05 +01:00 |
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Thomas Friedel
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d6b0dc454b
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improved triangulation so that empty triangles can get removed, which can happen with self-intersecting polygons
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2018-02-12 10:32:38 +01:00 |
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Thomas Friedel
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31c2eb204e
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fixed the line intersection calculation; splitting polygons at self-intersections now works
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2018-02-12 10:30:49 +01:00 |
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Thomas Friedel
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a7c6f10541
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added some code to cut the intersections in self-intersecting polygons, but didn't activate it yet since it doesn't seem to work
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2018-02-11 17:28:41 +01:00 |
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Thomas Friedel
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a3fc5eba89
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small improvements and fixes
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2018-02-11 16:50:50 +01:00 |
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Thomas Friedel
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be6bd3a506
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ignore more test files
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2018-02-11 16:48:23 +01:00 |
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Thomas Friedel
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4569cd00e1
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applied fill and stroke styles to all the path functions
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2018-02-09 11:48:44 +01:00 |
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Thomas Friedel
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ac8adda421
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made stroke and fill style code more generic
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2018-02-09 11:41:57 +01:00 |
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Thomas Friedel
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91e8935866
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added a generic function to initialize the correct shader for any fill operation
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2018-02-09 11:35:32 +01:00 |
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Thomas Friedel
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3710a446b5
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added image patterns
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2018-02-09 11:21:27 +01:00 |
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Thomas Friedel
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bed6cdc50a
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radial gradient works now
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2018-02-08 16:03:35 +01:00 |
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Thomas Friedel
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9c7a01b8b8
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prepared radial gradients, but they don't work yet
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2018-02-08 13:00:16 +01:00 |
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Thomas Friedel
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2de2dd26a4
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moved the canvas to gl coordinate transformation to the shaders; fixed some bugs along the way
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2018-02-08 11:53:32 +01:00 |
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Thomas Friedel
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7edac03910
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added linear gradients
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2018-02-07 12:53:46 +01:00 |
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Thomas Friedel
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49eb9de8e6
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bugfix for alpha in hex color strings
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2018-02-07 12:53:14 +01:00 |
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Thomas Friedel
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9ed7a36cbc
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changed gl color from four floats to a struct type
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2018-02-07 11:37:08 +01:00 |
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Thomas Friedel
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d3dc4cc3b7
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added a way to delete images; images are now also deleted automatically in the finalizer
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2018-02-07 11:27:46 +01:00 |
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Thomas Friedel
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9c1845211a
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added safer lower limit for circle steps
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2018-02-06 17:06:59 +01:00 |
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Thomas Friedel
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5e6a33f77e
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added arcTo
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2018-02-06 11:35:46 +01:00 |
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Thomas Friedel
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9b5004d6b9
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fixed a bug with anticlockwise arcs
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2018-02-06 11:33:20 +01:00 |
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Thomas Friedel
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e5bdee1d67
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calculate circle steps dynamically
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2018-02-06 10:57:02 +01:00 |
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Thomas Friedel
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0bd060ae1b
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path points are now transformed by the transformation matrix as they are added
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2018-02-05 19:53:10 +01:00 |
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Thomas Friedel
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3ead983efa
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clipping is now saved and restored
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2018-02-05 12:27:34 +01:00 |
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Thomas Friedel
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56f9d04c91
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added image data functions
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2018-02-05 12:19:42 +01:00 |
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Thomas Friedel
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eadf67572c
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added some more transform methods
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2018-02-05 11:53:15 +01:00 |
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Thomas Friedel
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ad4fee68ef
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fixed a bug with the way the stencil buffer was used
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2018-02-05 11:11:08 +01:00 |
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Thomas Friedel
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46c68ca5ad
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added dashed lines
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2018-02-05 11:10:50 +01:00 |
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Thomas Friedel
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d9854d540e
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added line end styles
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2018-01-31 21:37:47 +01:00 |
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Thomas Friedel
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f46b60da65
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added different line joint styles
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2018-01-31 18:38:09 +01:00 |
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Thomas Friedel
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a8db8886c7
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added miter joints for stroked paths
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2018-01-31 16:50:36 +01:00 |
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Thomas Friedel
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20674e7f7a
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polygons should only be defined by the path since the last moveTo
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2018-01-31 12:12:42 +01:00 |
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Thomas Friedel
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4a0b551a93
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added a clip function to clip to a polygon (doesn't work with save/restore yet)
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2018-01-30 18:32:39 +01:00 |
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Thomas Friedel
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1727f47a6f
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moved package
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2018-01-30 13:02:34 +01:00 |
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