lv_img_buf_get_px_alpha() - syntax, references, call tree, description

References

Code

Location

Referrer

lv_opa_t lv_img_buf_get_px_alpha(lv_img_dsc_t * dsc, lv_coord_t x, lv_coord_t y)

lv_img_buf.c:118

lv_opa_t lv_img_buf_get_px_alpha(lv_img_dsc_t * dsc, lv_coord_t x, lv_coord_t y);

lv_img_buf.h:180

if(has_alpha) opa = lv_img_buf_get_px_alpha(&line_img, x_safe, 0);

lv_canvas.c:290

lv_canvas_blur_hor()

if(has_alpha) opa = lv_img_buf_get_px_alpha(&line_img, x_safe, 0);

lv_canvas.c:326

lv_canvas_blur_hor()

if(has_alpha) opa = lv_img_buf_get_px_alpha(&line_img, x_safe, 0);

lv_canvas.c:340

lv_canvas_blur_hor()

if(has_alpha) opa = lv_img_buf_get_px_alpha(&canvas->dsc, x, y_safe);

lv_canvas.c:416

lv_canvas_blur_ver()

if(has_alpha) opa = lv_img_buf_get_px_alpha(&line_img, 0, y_safe);

lv_canvas.c:454

lv_canvas_blur_ver()

if(has_alpha) opa = lv_img_buf_get_px_alpha(&canvas->dsc, x, y_safe);

lv_canvas.c:469

lv_canvas_blur_ver()

uint8_t bg = lv_img_buf_get_px_alpha(d, x, y);

lv_hal_disp.c:672

set_px_alpha_generic()

Call Tree

lv_img_buf_get_px_alpha() is called by 3 functions:

set_px_alpha_generic()

lv_canvas_blur_hor()

lv_canvas_blur_ver()

lv_img_buf_get_px_alpha()

Data Use

lv_img_buf_get_px_alpha() reads 11 variables:

::LV_IMG_CF_TRUE_COLOR_ALPHA

::LV_IMG_CF_ALPHA_1BIT

::LV_IMG_CF_ALPHA_2BIT

::LV_IMG_CF_ALPHA_4BIT

::LV_IMG_CF_ALPHA_8BIT

lv_img_buf_get_px_alpha()

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lv_img_buf_get_px_alpha() function

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