forked from enlightenment/efl
ecore_wl2: Add buffer_fit API and use it from surface code
This tries to resize the buffer's useable area to fit the specified size - this is possible if the stride of the buffer is larger than the current width.
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@ -2012,6 +2012,7 @@ EAPI void ecore_wl2_buffer_busy_set(Ecore_Wl2_Buffer *buffer);
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EAPI int ecore_wl2_buffer_age_get(Ecore_Wl2_Buffer *buffer);
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EAPI void ecore_wl2_buffer_age_set(Ecore_Wl2_Buffer *buffer, int age);
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EAPI void ecore_wl2_buffer_age_inc(Ecore_Wl2_Buffer *buffer);
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EAPI Eina_Bool ecore_wl2_buffer_fit(Ecore_Wl2_Buffer *b, int w, int h);
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EAPI Ecore_Wl2_Surface *ecore_wl2_surface_create(Ecore_Wl2_Window *win, Eina_Bool alpha);
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EAPI void ecore_wl2_surface_destroy(Ecore_Wl2_Surface *surface);
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@ -711,6 +711,23 @@ ecore_wl2_buffer_age_inc(Ecore_Wl2_Buffer *buffer)
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buffer->age++;
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}
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EAPI Eina_Bool
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ecore_wl2_buffer_fit(Ecore_Wl2_Buffer *b, int w, int h)
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{
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int stride;
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EINA_SAFETY_ON_NULL_RETURN_VAL(b, EINA_FALSE);
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stride = b->stride;
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if ((w >= b->w) && (w <= stride / 4) && (h == b->h))
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{
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b->w = w;
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return EINA_TRUE;
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}
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return EINA_FALSE;
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}
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static Ecore_Wl2_Buffer *
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_ecore_wl2_buffer_partial_create(int w, int h, Eina_Bool alpha)
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{
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@ -38,14 +38,9 @@ _evas_dmabuf_surface_reconfigure(Ecore_Wl2_Surface *s, int w, int h, uint32_t fl
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if ((!w) || (!h)) return;
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EINA_LIST_FOREACH_SAFE(s->buffers, l, tmp, b)
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{
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int stride = b->stride;
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if (!force && ecore_wl2_buffer_fit(b, w, h))
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continue;
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/* If stride is a little bigger than width we still fit */
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if (!force && (w >= b->w) && (w <= stride / 4) && (h == b->h))
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{
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b->w = w;
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continue;
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}
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ecore_wl2_buffer_destroy(b);
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s->buffers = eina_list_remove_list(s->buffers, l);
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}
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