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68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
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#include <cogl/cogl.h>
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#include <cogl-path/cogl-path.h>
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#include <string.h>
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#include "test-utils.h"
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void
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test_path_clip (void)
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{
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CoglPath *path;
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CoglPipeline *pipeline;
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int fb_width, fb_height;
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fb_width = cogl_framebuffer_get_width (test_fb);
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fb_height = cogl_framebuffer_get_height (test_fb);
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cogl_framebuffer_orthographic (test_fb,
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0, 0, fb_width, fb_height, -1, 100);
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path = cogl_path_new ();
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cogl_framebuffer_clear4f (test_fb,
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COGL_BUFFER_BIT_COLOR,
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1.0f, 0.0f, 0.0f, 1.0f);
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/* Make an L-shape with the top right corner left untouched */
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cogl_path_move_to (path, 0, fb_height);
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cogl_path_line_to (path, fb_width, fb_height);
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cogl_path_line_to (path, fb_width, fb_height / 2);
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cogl_path_line_to (path, fb_width / 2, fb_height / 2);
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cogl_path_line_to (path, fb_width / 2, 0);
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cogl_path_line_to (path, 0, 0);
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cogl_path_close (path);
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cogl_framebuffer_push_path_clip (test_fb, path);
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/* Try to fill the framebuffer with a blue rectangle. This should be
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* clipped to leave the top right quadrant as is */
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pipeline = cogl_pipeline_new (test_ctx);
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cogl_pipeline_set_color4ub (pipeline, 0, 0, 255, 255);
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cogl_framebuffer_draw_rectangle (test_fb,
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pipeline,
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0, 0, fb_width, fb_height);
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cogl_framebuffer_pop_clip (test_fb);
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cogl_object_unref (pipeline);
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cogl_object_unref (path);
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/* Check each of the four quadrants */
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test_utils_check_pixel (test_fb,
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fb_width / 4, fb_height / 4,
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0x0000ffff);
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test_utils_check_pixel (test_fb,
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fb_width * 3 / 4, fb_height / 4,
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0xff0000ff);
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test_utils_check_pixel (test_fb,
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fb_width / 4, fb_height * 3 / 4,
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0x0000ffff);
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test_utils_check_pixel (test_fb,
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fb_width * 3 / 4, fb_height * 3 / 4,
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0x0000ffff);
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if (cogl_test_verbose ())
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g_print ("OK\n");
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}
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