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evas proxy: make it work for load_region 

Summary:
This makes a proxy object use a selective region of a source object.
So far a proxy has not worked for load_region at all.
This should be better solution than https://phab.enlightenment.org/D10604
introducing new interface.

This is useful when the source is too big to allocate a proxy surface.
This will be used by elm_scroller to solve following issue.

[Issue]
If size of elm_sclloer content is too big, then the proxy of
elm_scroller to show loop effect does not work. Because
evas_gl_common_image_surface_new does not allow
bigger size surface than max_texture_size

Reviewers: Hermet, jsuya

Reviewed By: Hermet

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D10626
This commit is contained in:
Shinwoo Kim 2020-02-04 12:14:23 +09:00 committed by Hermet Park
parent 50f3648391
commit 8986f8d2dc
2 changed files with 13 additions and 2 deletions
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3
src/lib/evas/canvas/evas_object_image.c
View File

@ -2355,7 +2355,8 @@ _evas_image_pixels_get(Eo *eo_obj, Evas_Object_Protected_Data *obj,
*uvw = *imagew;
*uvh = *imageh;
}
else if (oi && oi->engine_data)
else if (oi && oi->engine_data &&
(!o->cur->source || o->load_opts->region.w == 0 || o->load_opts->region.h == 0))
{
if (oi->has_filter)
pixels = evas_filter_output_buffer_get(source->object);

12
src/lib/evas/canvas/evas_render.c
View File

@ -2323,6 +2323,7 @@ evas_render_proxy_subrender(Evas *eo_e, void *output, Evas_Object *eo_source, Ev
int level = 1;
void *ctx;
int w, h, off_x = 0, off_y = 0;
Eina_Rectangle lr;
#ifdef REND_DBG
level = __RD_level;
@ -2333,7 +2334,16 @@ evas_render_proxy_subrender(Evas *eo_e, void *output, Evas_Object *eo_source, Ev
source = efl_data_scope_get(eo_source, EFL_CANVAS_OBJECT_CLASS);
proxy = efl_data_scope_get(eo_proxy, EFL_CANVAS_OBJECT_CLASS);
if (proxy->proxy->proxies || (!proxy->cur->clipper) || (!proxy->cur->has_fixed_size))
evas_object_image_load_region_get(eo_proxy, &lr.x, &lr.y, &lr.w, &lr.h);
if (lr.w > 0 && lr.h > 0)
{
w = lr.w;
h = lr.h;
off_x = -lr.x;
off_y = -lr.y;
}
else if (proxy->proxy->proxies || (!proxy->cur->clipper) || (!proxy->cur->has_fixed_size))
{
/* make full surface available if this proxy is being sampled from */
w = source->cur->geometry.w;