629 lines
18 KiB
C
629 lines
18 KiB
C
#ifdef HAVE_CONFIG_H
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# include "elementary_config.h"
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#endif
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#define EFL_ACCESS_OBJECT_PROTECTED
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#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_glview.h"
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#define MY_CLASS ELM_GLVIEW_CLASS
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#define MY_CLASS_NAME "Elm_Glview"
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#define MY_CLASS_NAME_LEGACY "elm_glview"
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static const char SIG_FOCUSED[] = "focused";
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static const char SIG_UNFOCUSED[] = "unfocused";
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/* smart callbacks coming from elm glview objects: */
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_FOCUSED, ""},
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{SIG_UNFOCUSED, ""},
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{SIG_WIDGET_LANG_CHANGED, ""}, /**< handled by elm_widget */
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{SIG_WIDGET_ACCESS_CHANGED, ""}, /**< handled by elm_widget */
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{NULL, NULL}
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};
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EOLIAN static Eina_Bool
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_elm_glview_efl_ui_focus_object_on_focus_update(Eo *obj, Elm_Glview_Data *_pd EINA_UNUSED)
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{
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, EINA_FALSE);
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Eina_Bool int_ret = EINA_FALSE;
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int_ret = efl_ui_focus_object_on_focus_update(efl_super(obj, MY_CLASS));
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if (!int_ret) return EINA_FALSE;
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if (efl_ui_focus_object_focus_get(obj))
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evas_object_focus_set(wd->resize_obj, EINA_TRUE);
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else
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evas_object_focus_set(wd->resize_obj, EINA_FALSE);
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return EINA_TRUE;
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}
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static void
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_glview_update_surface(Evas_Object *obj)
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{
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Evas_Native_Surface ns = {};
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Evas_GL_Options_Bits opt;
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ELM_GLVIEW_DATA_GET(obj, sd);
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
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if (!sd) return;
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evas_gl_make_current(sd->evasgl, NULL, NULL);
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if (sd->surface)
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{
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evas_object_image_native_surface_set(wd->resize_obj, NULL);
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evas_gl_surface_destroy(sd->evasgl, sd->surface);
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}
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evas_object_image_size_set(wd->resize_obj, sd->w, sd->h);
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opt = sd->config->options_bits;
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if ((opt & EVAS_GL_OPTIONS_DIRECT) &&
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(sd->render_policy != ELM_GLVIEW_RENDER_POLICY_ON_DEMAND))
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{
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if (!sd->warned_about_dr)
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{
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WRN("App requested direct rendering but render policy is not ON_DEMAND. "
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"Disabling direct rendering...");
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sd->warned_about_dr = EINA_TRUE;
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}
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sd->config->options_bits &= ~(EVAS_GL_OPTIONS_DIRECT);
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}
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sd->surface = evas_gl_surface_create(sd->evasgl, sd->config, sd->w, sd->h);
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sd->config->options_bits = opt;
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evas_gl_native_surface_get(sd->evasgl, sd->surface, &ns);
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evas_object_image_native_surface_set(wd->resize_obj, &ns);
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elm_obj_glview_draw_request(obj);
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// fake a resize event so that clients can reconfigure their viewport
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sd->resized = EINA_TRUE;
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}
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EOLIAN static void
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_elm_glview_efl_gfx_entity_size_set(Eo *obj, Elm_Glview_Data *sd, Eina_Size2D sz)
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{
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if (_evas_object_intercept_call(obj, EVAS_OBJECT_INTERCEPT_CB_RESIZE, 0, sz.w, sz.h))
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return;
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efl_gfx_entity_size_set(efl_super(obj, MY_CLASS), sz);
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sd->resized = EINA_TRUE;
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if (sd->scale_policy == ELM_GLVIEW_RESIZE_POLICY_RECREATE)
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{
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if ((sz.w == 0) || (sz.h == 0))
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sz = EINA_SIZE2D(64, 64);
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sd->w = sz.w;
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sd->h = sz.h;
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_glview_update_surface(obj);
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}
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}
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static void
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_render_cb(void *obj, const Efl_Event *event EINA_UNUSED)
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{
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ELM_GLVIEW_DATA_GET(obj, sd);
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, );
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evas_object_render_op_set(wd->resize_obj, evas_object_render_op_get(obj));
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// Do a make current
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if (!evas_gl_make_current(sd->evasgl, sd->surface, sd->context))
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{
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ERR("Failed doing make current.");
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goto on_error;
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}
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// Call the init function if it hasn't been called already
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if (!sd->initialized)
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{
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//TODO:will be optimized
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efl_event_callback_legacy_call(obj, ELM_GLVIEW_EVENT_CREATED, NULL);
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if (sd->init_func) sd->init_func(obj);
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sd->initialized = EINA_TRUE;
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}
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if (sd->resized)
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{
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//TODO:will be optimized
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efl_event_callback_legacy_call(obj, ELM_GLVIEW_EVENT_RESIZED, NULL);
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if (sd->resize_func) sd->resize_func(obj);
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sd->resized = EINA_FALSE;
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}
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if (sd->render_policy == ELM_GLVIEW_RENDER_POLICY_ALWAYS)
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evas_sync(evas_object_evas_get(obj));
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// Call the render function
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if (sd->render_func) sd->render_func(obj);
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//TODO:will be optimized
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efl_event_callback_legacy_call(obj, ELM_GLVIEW_EVENT_RENDER, NULL);
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// Depending on the policy return true or false
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if (sd->render_policy == ELM_GLVIEW_RENDER_POLICY_ON_DEMAND)
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{
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return;
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}
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else if (sd->render_policy == ELM_GLVIEW_RENDER_POLICY_ALWAYS)
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{
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// Return false so it only runs once
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goto on_error;
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}
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else
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{
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ERR("Invalid Render Policy.");
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goto on_error;
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}
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return;
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on_error:
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efl_event_callback_del(efl_main_loop_get(),
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EFL_LOOP_EVENT_IDLE_ENTER,
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_render_cb,
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obj);
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sd->render_idle_enterer = 0;
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}
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static void
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_set_render_policy_callback(Evas_Object *obj)
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{
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ELM_GLVIEW_DATA_GET(obj, sd);
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
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switch (sd->render_policy)
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{
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case ELM_GLVIEW_RENDER_POLICY_ON_DEMAND:
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if (sd->render_idle_enterer)
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{
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evas_object_image_pixels_dirty_set(wd->resize_obj, EINA_TRUE);
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evas_object_image_data_update_add(wd->resize_obj, 0, 0, sd->w, sd->h);
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}
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// Delete idle_enterer if it for some reason is around
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efl_event_callback_del(efl_main_loop_get(),
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EFL_LOOP_EVENT_IDLE_ENTER,
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_render_cb,
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obj);
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sd->render_idle_enterer = 0;
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// Set pixel getter callback
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evas_object_image_pixels_get_callback_set
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(wd->resize_obj,
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(Evas_Object_Image_Pixels_Get_Cb)_render_cb,
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obj);
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break;
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case ELM_GLVIEW_RENDER_POLICY_ALWAYS:
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if (evas_object_image_pixels_dirty_get(wd->resize_obj) && !sd->render_idle_enterer)
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sd->render_idle_enterer = efl_event_callback_priority_add(efl_main_loop_get(),
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EFL_LOOP_EVENT_IDLE_ENTER,
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EFL_CALLBACK_PRIORITY_BEFORE,
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_render_cb,
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obj);
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// Unset the pixel getter callback if set already
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evas_object_image_pixels_get_callback_set
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(wd->resize_obj, NULL, NULL);
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break;
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default:
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ERR("Invalid Render Policy.");
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return;
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}
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}
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EOLIAN static void
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_elm_glview_efl_canvas_group_group_add(Eo *obj, Elm_Glview_Data *priv EINA_UNUSED)
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{
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Evas_Object *img;
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// Create image to render Evas_GL Surface
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img = evas_object_image_filled_add(evas_object_evas_get(obj));
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elm_widget_resize_object_set(obj, img);
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evas_object_image_size_set(img, 1, 1);
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efl_canvas_group_add(efl_super(obj, MY_CLASS));
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}
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static void
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_elm_glview_constructor(Eo *obj, Elm_Glview_Data *priv)
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{
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// Evas_GL
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priv->evasgl = evas_gl_new(evas_object_evas_get(obj));
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if (!priv->evasgl)
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{
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ERR("Failed Creating an Evas GL Object.");
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return;
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}
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// Create a default config
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priv->config = evas_gl_config_new();
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if (!priv->config)
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{
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ERR("Failed Creating a Config Object.");
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evas_gl_free(priv->evasgl);
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priv->evasgl = NULL;
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return;
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}
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priv->config->color_format = EVAS_GL_RGB_888;
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// Initialize variables
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priv->scale_policy = ELM_GLVIEW_RESIZE_POLICY_RECREATE;
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priv->render_policy = ELM_GLVIEW_RENDER_POLICY_ON_DEMAND;
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// Initialize it to (64,64) (It's an arbitrary value)
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priv->w = 64;
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priv->h = 64;
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// Set context version
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if (!priv->gles_version)
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priv->gles_version = EVAS_GL_GLES_2_X;
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priv->config->gles_version = priv->gles_version;
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// Create Context
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if (priv->gles_version == EVAS_GL_GLES_2_X)
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priv->context = evas_gl_context_create(priv->evasgl, NULL);
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else
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priv->context = evas_gl_context_version_create(priv->evasgl, NULL, priv->gles_version);
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if ((!priv->context) || (!evas_gl_context_api_get(priv->evasgl, priv->context)))
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{
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ERR("Error Creating an Evas_GL Context.");
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ELM_SAFE_FREE(priv->config, evas_gl_config_free);
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ELM_SAFE_FREE(priv->evasgl, evas_gl_free);
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return;
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}
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}
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EOLIAN static void
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_elm_glview_efl_canvas_group_group_del(Eo *obj, Elm_Glview_Data *sd)
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{
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
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// Call delete func if it's registered
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if (sd->del_func)
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{
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evas_gl_make_current(sd->evasgl, sd->surface, sd->context);
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sd->del_func(obj);
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}
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//TODO:will be optimised
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efl_event_callback_legacy_call(obj, ELM_GLVIEW_EVENT_DESTROYED, NULL);
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efl_event_callback_del(efl_main_loop_get(),
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EFL_LOOP_EVENT_IDLE_ENTER,
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_render_cb,
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obj);
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evas_gl_make_current(sd->evasgl, NULL, NULL);
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if (sd->surface)
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{
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evas_object_image_native_surface_set(wd->resize_obj, NULL);
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evas_gl_surface_destroy(sd->evasgl, sd->surface);
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}
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if (sd->context) evas_gl_context_destroy(sd->evasgl, sd->context);
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if (sd->config) evas_gl_config_free(sd->config);
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if (sd->evasgl) evas_gl_free(sd->evasgl);
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efl_canvas_group_del(efl_super(obj, MY_CLASS));
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}
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static void
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_cb_added(void *data EINA_UNUSED, const Efl_Event *ev)
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{
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const Efl_Callback_Array_Item *event = ev->info;
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ELM_GLVIEW_DATA_GET(ev->object, sd);
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if (event->desc == ELM_GLVIEW_EVENT_CREATED)
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{
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sd->initialized = EINA_FALSE;
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}
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else if (event->desc == ELM_GLVIEW_EVENT_RENDER)
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{
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_set_render_policy_callback(ev->object);
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}
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}
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EAPI Evas_Object *
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elm_glview_add(Evas_Object *parent)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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return elm_legacy_add(MY_CLASS, parent,
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elm_obj_glview_version_constructor(efl_added, EVAS_GL_GLES_2_X));
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}
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EAPI Evas_Object *
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elm_glview_version_add(Evas_Object *parent, Evas_GL_Context_Version version)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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return elm_legacy_add(MY_CLASS, parent,
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elm_obj_glview_version_constructor(efl_added, version));
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}
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EOLIAN static void
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_elm_glview_version_constructor(Eo *obj, Elm_Glview_Data *sd,
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Evas_GL_Context_Version version)
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{
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sd->gles_version =
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((version > 0) && (version <= 3)) ? version : EVAS_GL_GLES_2_X;
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_elm_glview_constructor(obj, sd);
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efl_canvas_object_type_set(obj, MY_CLASS_NAME_LEGACY);
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evas_object_smart_callbacks_descriptions_set(obj, _smart_callbacks);
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efl_access_object_role_set(obj, EFL_ACCESS_ROLE_ANIMATION);
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efl_event_callback_add(obj, EFL_EVENT_CALLBACK_ADD, _cb_added, NULL);
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}
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EOLIAN static Efl_Object*
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_elm_glview_efl_object_constructor(Eo *obj, Elm_Glview_Data *pd EINA_UNUSED)
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{
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legacy_object_focus_handle(obj);
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return efl_constructor(efl_super(obj, MY_CLASS));
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}
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EOLIAN static Eo *
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_elm_glview_efl_object_finalize(Eo *obj, Elm_Glview_Data *sd)
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{
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if (!sd->evasgl)
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{
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ERR("Failed");
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return NULL;
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}
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return efl_finalize(efl_super(obj, MY_CLASS));
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}
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EOLIAN static Evas_GL_API*
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_elm_glview_gl_api_get(const Eo *obj EINA_UNUSED, Elm_Glview_Data *sd)
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{
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return evas_gl_context_api_get(sd->evasgl, sd->context);
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}
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EOLIAN static Eina_Bool
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_elm_glview_mode_set(Eo *obj, Elm_Glview_Data *sd, Elm_GLView_Mode mode)
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{
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ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, EINA_FALSE);
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// Set the configs
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if (mode & ELM_GLVIEW_ALPHA) sd->config->color_format = EVAS_GL_RGBA_8888;
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else sd->config->color_format = EVAS_GL_RGB_888;
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if (mode & ELM_GLVIEW_DEPTH)
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{
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const int mask = 7 << 6;
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if ((mode & mask) == (ELM_GLVIEW_DEPTH_8 & mask))
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sd->config->depth_bits = EVAS_GL_DEPTH_BIT_8;
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else if ((mode & mask) == (ELM_GLVIEW_DEPTH_16 & mask))
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sd->config->depth_bits = EVAS_GL_DEPTH_BIT_16;
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else if ((mode & mask) == (ELM_GLVIEW_DEPTH_24 & mask))
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sd->config->depth_bits = EVAS_GL_DEPTH_BIT_24;
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else if ((mode & mask) == (ELM_GLVIEW_DEPTH_32 & mask))
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sd->config->depth_bits = EVAS_GL_DEPTH_BIT_32;
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else
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sd->config->depth_bits = EVAS_GL_DEPTH_BIT_24;
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}
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else
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sd->config->depth_bits = EVAS_GL_DEPTH_NONE;
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if (mode & ELM_GLVIEW_STENCIL)
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{
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const int mask = 7 << 9;
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if ((mode & mask) == (ELM_GLVIEW_STENCIL_1 & mask))
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sd->config->stencil_bits = EVAS_GL_STENCIL_BIT_1;
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else if ((mode & mask) == (ELM_GLVIEW_STENCIL_2 & mask))
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sd->config->stencil_bits = EVAS_GL_STENCIL_BIT_2;
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else if ((mode & mask) == (ELM_GLVIEW_STENCIL_4 & mask))
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sd->config->stencil_bits = EVAS_GL_STENCIL_BIT_4;
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else if ((mode & mask) == (ELM_GLVIEW_STENCIL_8 & mask))
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sd->config->stencil_bits = EVAS_GL_STENCIL_BIT_8;
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else if ((mode & mask) == (ELM_GLVIEW_STENCIL_16 & mask))
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sd->config->stencil_bits = EVAS_GL_STENCIL_BIT_16;
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else
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sd->config->stencil_bits = EVAS_GL_STENCIL_BIT_8;
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}
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else
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sd->config->stencil_bits = EVAS_GL_STENCIL_NONE;
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if (mode & ELM_GLVIEW_MULTISAMPLE_HIGH)
|
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{
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if ((mode & ELM_GLVIEW_MULTISAMPLE_HIGH) == ELM_GLVIEW_MULTISAMPLE_LOW)
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sd->config->multisample_bits = EVAS_GL_MULTISAMPLE_LOW;
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else if ((mode & ELM_GLVIEW_MULTISAMPLE_HIGH) == ELM_GLVIEW_MULTISAMPLE_MED)
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sd->config->multisample_bits = EVAS_GL_MULTISAMPLE_MED;
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else
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sd->config->multisample_bits = EVAS_GL_MULTISAMPLE_HIGH;
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}
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else
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sd->config->multisample_bits = EVAS_GL_MULTISAMPLE_NONE;
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sd->config->options_bits = EVAS_GL_OPTIONS_NONE;
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if (mode & ELM_GLVIEW_DIRECT)
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sd->config->options_bits = EVAS_GL_OPTIONS_DIRECT;
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if (mode & ELM_GLVIEW_CLIENT_SIDE_ROTATION)
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sd->config->options_bits |= EVAS_GL_OPTIONS_CLIENT_SIDE_ROTATION;
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// Check for Alpha Channel and enable it
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if (mode & ELM_GLVIEW_ALPHA)
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evas_object_image_alpha_set(wd->resize_obj, EINA_TRUE);
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else
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evas_object_image_alpha_set(wd->resize_obj, EINA_FALSE);
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sd->mode = mode;
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sd->warned_about_dr = EINA_FALSE;
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|
|
_glview_update_surface(obj);
|
|
if (!sd->surface)
|
|
{
|
|
ERR("Failed to create a surface with the requested configuration.");
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
EOLIAN static Eina_Bool
|
|
_elm_glview_resize_policy_set(Eo *obj, Elm_Glview_Data *sd, Elm_GLView_Resize_Policy policy)
|
|
{
|
|
if (policy == sd->scale_policy) return EINA_TRUE;
|
|
switch (policy)
|
|
{
|
|
case ELM_GLVIEW_RESIZE_POLICY_RECREATE:
|
|
case ELM_GLVIEW_RESIZE_POLICY_SCALE:
|
|
sd->scale_policy = policy;
|
|
_glview_update_surface(obj);
|
|
elm_obj_glview_draw_request(obj);
|
|
return EINA_TRUE;
|
|
|
|
default:
|
|
ERR("Invalid Scale Policy.");
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
EOLIAN static Eina_Bool
|
|
_elm_glview_render_policy_set(Eo *obj, Elm_Glview_Data *sd, Elm_GLView_Render_Policy policy)
|
|
{
|
|
if ((policy != ELM_GLVIEW_RENDER_POLICY_ON_DEMAND) &&
|
|
(policy != ELM_GLVIEW_RENDER_POLICY_ALWAYS))
|
|
{
|
|
ERR("Invalid Render Policy.");
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
if (sd->render_policy == policy) return EINA_TRUE;
|
|
|
|
sd->warned_about_dr = EINA_FALSE;
|
|
sd->render_policy = policy;
|
|
_set_render_policy_callback(obj);
|
|
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
EOLIAN static void
|
|
_elm_glview_efl_gfx_view_view_size_set(Eo *obj, Elm_Glview_Data *sd, Eina_Size2D sz)
|
|
{
|
|
if ((sz.w == sd->w) && (sz.h == sd->h)) return;
|
|
|
|
sd->w = sz.w;
|
|
sd->h = sz.h;
|
|
|
|
_glview_update_surface(obj);
|
|
elm_obj_glview_draw_request(obj);
|
|
}
|
|
|
|
EOLIAN static Eina_Size2D
|
|
_elm_glview_efl_gfx_view_view_size_get(const Eo *obj EINA_UNUSED, Elm_Glview_Data *sd)
|
|
{
|
|
return EINA_SIZE2D(sd->w, sd->h);
|
|
}
|
|
|
|
EOLIAN static void
|
|
_elm_glview_draw_request(Eo *obj, Elm_Glview_Data *sd)
|
|
{
|
|
ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
|
|
|
|
evas_object_image_pixels_dirty_set(wd->resize_obj, EINA_TRUE);
|
|
evas_object_image_data_update_add(wd->resize_obj, 0, 0, sd->w, sd->h);
|
|
if (sd->render_policy == ELM_GLVIEW_RENDER_POLICY_ALWAYS &&
|
|
!sd->render_idle_enterer)
|
|
sd->render_idle_enterer = efl_event_callback_priority_add(efl_main_loop_get(),
|
|
EFL_LOOP_EVENT_IDLE_ENTER,
|
|
EFL_CALLBACK_PRIORITY_BEFORE,
|
|
_render_cb, obj);
|
|
}
|
|
|
|
EOLIAN static Evas_GL *
|
|
_elm_glview_evas_gl_get(const Eo *obj EINA_UNUSED, Elm_Glview_Data *sd)
|
|
{
|
|
return sd->evasgl;
|
|
}
|
|
|
|
EOLIAN static int
|
|
_elm_glview_rotation_get(const Eo *obj EINA_UNUSED, Elm_Glview_Data *sd)
|
|
{
|
|
return evas_gl_rotation_get(sd->evasgl);
|
|
}
|
|
|
|
static void
|
|
_elm_glview_class_constructor(Efl_Class *klass)
|
|
{
|
|
evas_smart_legacy_type_register(MY_CLASS_NAME_LEGACY, klass);
|
|
}
|
|
|
|
/* Legacy deprecated functions */
|
|
EAPI void
|
|
elm_glview_changed_set(Evas_Object *obj)
|
|
{
|
|
ELM_GLVIEW_CHECK(obj);
|
|
|
|
elm_obj_glview_draw_request(obj);
|
|
}
|
|
|
|
EAPI void
|
|
elm_glview_size_get(const Elm_Glview *obj, int *w, int *h)
|
|
{
|
|
Eina_Size2D sz;
|
|
sz = efl_gfx_view_size_get(obj);
|
|
if (w) *w = sz.w;
|
|
if (h) *h = sz.h;
|
|
}
|
|
|
|
EAPI void
|
|
elm_glview_size_set(Elm_Glview *obj, int w, int h)
|
|
{
|
|
efl_gfx_view_size_set(obj, EINA_SIZE2D(w, h));
|
|
}
|
|
|
|
EAPI void
|
|
elm_glview_init_func_set(Elm_Glview *obj, Elm_GLView_Func_Cb func)
|
|
{
|
|
ELM_GLVIEW_CHECK(obj);
|
|
ELM_GLVIEW_DATA_GET(obj, sd);
|
|
|
|
sd->initialized = EINA_FALSE;
|
|
sd->init_func = func;
|
|
}
|
|
|
|
EAPI void
|
|
elm_glview_del_func_set(Elm_Glview *obj, Elm_GLView_Func_Cb func)
|
|
{
|
|
ELM_GLVIEW_CHECK(obj);
|
|
ELM_GLVIEW_DATA_GET(obj, sd);
|
|
|
|
sd->del_func = func;
|
|
}
|
|
|
|
EAPI void
|
|
elm_glview_resize_func_set(Elm_Glview *obj, Elm_GLView_Func_Cb func)
|
|
{
|
|
ELM_GLVIEW_CHECK(obj);
|
|
ELM_GLVIEW_DATA_GET(obj, sd);
|
|
|
|
sd->resize_func = func;
|
|
}
|
|
|
|
EAPI void
|
|
elm_glview_render_func_set(Elm_Glview *obj, Elm_GLView_Func_Cb func)
|
|
{
|
|
ELM_GLVIEW_CHECK(obj);
|
|
ELM_GLVIEW_DATA_GET(obj, sd);
|
|
|
|
sd->render_func = func;
|
|
_set_render_policy_callback(obj);
|
|
}
|
|
|
|
/* Internal EO APIs and hidden overrides */
|
|
|
|
#define ELM_GLVIEW_EXTRA_OPS \
|
|
EFL_CANVAS_GROUP_ADD_DEL_OPS(elm_glview)
|
|
|
|
#include "elm_glview_eo.c"
|