diff options
| -rw-r--r-- | libdimension/tests/Makefile.am | 3 | ||||
| -rw-r--r-- | libdimension/tests/gl.c | 4 | ||||
| -rw-r--r-- | libdimension/tests/png.c | 4 | ||||
| -rw-r--r-- | libdimension/tests/test_canvas.c | 56 | ||||
| -rw-r--r-- | libdimension/tests/tests.h | 7 |
5 files changed, 68 insertions, 6 deletions
diff --git a/libdimension/tests/Makefile.am b/libdimension/tests/Makefile.am index 265c51a..eec2e9d 100644 --- a/libdimension/tests/Makefile.am +++ b/libdimension/tests/Makefile.am @@ -40,7 +40,8 @@ if !GL XFAIL_TESTS += gl.test endif -libdimension_tests_la_SOURCES = tests.h +libdimension_tests_la_SOURCES = test_canvas.c \ + tests.h libdimension_tests_la_LIBADD = $(top_builddir)/libdimension/libdimension.la if GLX diff --git a/libdimension/tests/gl.c b/libdimension/tests/gl.c index c71822c..52b3256 100644 --- a/libdimension/tests/gl.c +++ b/libdimension/tests/gl.c @@ -36,8 +36,8 @@ main(void) return EXIT_FAILURE; } - /* Paint the canvas blue */ - dmnsn_clear_canvas(canvas, dmnsn_blue); + /* Paint the test pattern */ + dmnsn_paint_test_canvas(canvas); /* Create a new glX display */ dmnsn_display *display = dmnsn_new_display(canvas); diff --git a/libdimension/tests/png.c b/libdimension/tests/png.c index 328ee36..1bd418f 100644 --- a/libdimension/tests/png.c +++ b/libdimension/tests/png.c @@ -37,8 +37,8 @@ main(void) return EXIT_FAILURE; } - /* Paint the canvas blue */ - dmnsn_clear_canvas(canvas, dmnsn_blue); + /* Paint the test pattern */ + dmnsn_paint_test_canvas(canvas); /* Write the image to PNG */ diff --git a/libdimension/tests/test_canvas.c b/libdimension/tests/test_canvas.c new file mode 100644 index 0000000..b5d02ad --- /dev/null +++ b/libdimension/tests/test_canvas.c @@ -0,0 +1,56 @@ +/************************************************************************* + * Copyright (C) 2011 Tavian Barnes <tavianator@tavianator.com> * + * * + * This file is part of The Dimension Test Suite. * + * * + * The Dimension Test Suite is free software; you can redistribute it * + * and/or modify it under the terms of the GNU General Public License as * + * published by the Free Software Foundation; either version 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension Test Suite is distributed in the hope that it will be * + * useful, but WITHOUT ANY WARRANTY; without even the implied warranty * + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * + * General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program. If not, see <http://www.gnu.org/licenses/>. * + *************************************************************************/ + +#include "tests.h" + +void +dmnsn_paint_test_canvas(dmnsn_canvas *canvas) +{ + static const size_t size = 8; + + for (size_t y = 0; y < canvas->height; ++y) { + for (size_t x = 0; x < canvas->width; ++x) { + dmnsn_color a, b; + double n = 3.0*x/canvas->width; + if (x < canvas->width/3) { + a = dmnsn_red; + b = dmnsn_green; + } else if (x < 2*canvas->width/3) { + a = dmnsn_green; + b = dmnsn_blue; + n -= 1.0; + } else { + a = dmnsn_blue; + b = dmnsn_red; + n -= 2.0; + } + + if ((x*y)%(2*size) < size) { + a = dmnsn_color_to_sRGB(a); + b = dmnsn_color_to_sRGB(b); + } + dmnsn_color color = dmnsn_color_gradient(a, b, n); + if ((x*y)%(2*size) < size) { + color = dmnsn_color_from_sRGB(color); + } + + dmnsn_set_pixel(canvas, x, y, color); + } + } +} diff --git a/libdimension/tests/tests.h b/libdimension/tests/tests.h index d61e442..38d9107 100644 --- a/libdimension/tests/tests.h +++ b/libdimension/tests/tests.h @@ -1,5 +1,5 @@ /************************************************************************* - * Copyright (C) 2009-2010 Tavian Barnes <tavianator@tavianator.com> * + * Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com> * * * * This file is part of The Dimension Test Suite. * * * @@ -28,6 +28,11 @@ extern "C" { #endif /* + * Test canvas + */ +void dmnsn_paint_test_canvas(dmnsn_canvas *canvas); + +/* * Windowing */ |