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lib/igt_fb: api documentation

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Also realign function parameters and replace abort() with igt_fail()
while at it.

v2: Forgotten to add a nice intro.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter
2014-03-26 16:37:15 +01:00
parent 7568edf4b1
commit 3d9e63f2ad
2 changed files with 217 additions and 18 deletions
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lib/igt_fb.h
+4 -5
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@@ -56,17 +56,13 @@ enum igt_text_align {
align_hcenter = 0x08,
};
int igt_cairo_printf_line(cairo_t *cr, enum igt_text_align align,
double yspacing, const char *fmt, ...)
__attribute__((format (printf, 4, 5)));
unsigned int igt_create_fb(int fd, int width, int height, uint32_t format,
bool tiled, struct igt_fb *fb);
unsigned int igt_create_color_fb(int fd, int width, int height,
uint32_t format, bool tiled,
double r, double g, double b,
struct igt_fb *fb /* out */);
void igt_remove_fb(int fd, struct igt_fb *fb_info);
void igt_remove_fb(int fd, struct igt_fb *fb);
/* cairo-based painting */
cairo_t *igt_get_cairo_ctx(int fd, struct igt_fb *fb);
@@ -80,6 +76,9 @@ void igt_paint_test_pattern(cairo_t *cr, int width, int height);
void igt_paint_image(cairo_t *cr, const char *filename,
int dst_x, int dst_y, int dst_width, int dst_height);
void igt_write_fb_to_png(int fd, struct igt_fb *fb, const char *filename);
int igt_cairo_printf_line(cairo_t *cr, enum igt_text_align align,
double yspacing, const char *fmt, ...)
__attribute__((format (printf, 4, 5)));
/* helpers to handle drm fourcc codes */
uint32_t igt_bpp_depth_to_drm_format(int bpp, int depth);