forked from enlightenment/efl
add gl buffer age support fully now for default automatic mode: query
extensions correctly in egl and glx too. need to hunt a partial swap for glx now...
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8fc58ae405
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3cdd10e070
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@ -2,6 +2,11 @@
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* Edje: When cursor is located to each edge, entry now doesn't grab events for cursor movement.
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2013-04-10 Carsten Haitzler (The Rasterman)
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* Evas: Add glx buffer age support for automatic partial
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redraw in glx.
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2013-04-09 Jérémy Zurcher (jeyzu)
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* Eina: Add eina_inlist_first and eina_inlist_last
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1
NEWS
1
NEWS
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@ -71,6 +71,7 @@ Additions:
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- Add EVAS_GL_DIRECT_MEM_OPT to enable on-demand fallback memory allocation policy for EvasGL direct rendering.
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- Add engine specific alpha_get.
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- Add multiple output support API.
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- Add buffer age support to gl for automatic partial redraws.
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* Add ecore_audio API
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* Add eet_mmap.
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* added eet_data_descriptor_name_get()
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@ -42,6 +42,7 @@ struct _Render_Engine
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static int initted = 0;
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static int gl_wins = 0;
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static int extn_have_buffer_age = 1;
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typedef void (*_eng_fn) (void);
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typedef _eng_fn (*glsym_func_eng_fn) ();
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@ -57,8 +58,9 @@ typedef const char *(*glsym_func_const_char_ptr) ();
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# define EGL_NATIVE_PIXMAP_KHR 0x30b0
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#endif
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#ifndef EGL_BUFFER_AGE_EXT
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#define EGL_BUFFER_AGE_EXT 0x313d
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# define EGL_BUFFER_AGE_EXT 0x313d
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#endif
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_eng_fn (*glsym_eglGetProcAddress) (const char *a) = NULL;
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void *(*glsym_eglCreateImage) (EGLDisplay a, EGLContext b, EGLenum c, EGLClientBuffer d, const int *e) = NULL;
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void (*glsym_eglDestroyImage) (EGLDisplay a, void *b) = NULL;
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@ -69,6 +71,11 @@ const char *(*glsym_eglQueryString) (EGLDisplay a, int name) = NULL;
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void (*glsym_eglSwapBuffersRegion) (EGLDisplay a, void *b, EGLint c, const EGLint *d) = NULL;
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#else
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#ifndef GLX_BACK_BUFFER_AGE_EXT
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# define GLX_BACK_BUFFER_AGE_EXT 0x20f4
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#endif
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typedef XID (*glsym_func_xid) ();
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_eng_fn (*glsym_glXGetProcAddress) (const char *a) = NULL;
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@ -615,6 +622,10 @@ gl_extn_veto(Render_Engine *re)
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{
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if (getenv("EVAS_GL_INFO"))
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printf("EGL EXTN:\n%s\n", str);
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if (!strstr(str, "EGL_EXT_buffer_age"))
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{
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extn_have_buffer_age = 0;
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}
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// if (!strstr(str, ""))
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// {
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// }
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@ -637,6 +648,10 @@ gl_extn_veto(Render_Engine *re)
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glsym_glXGetVideoSync = NULL;
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glsym_glXWaitVideoSync = NULL;
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}
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if (!strstr(str, "GLX_EXT_buffer_age"))
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{
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extn_have_buffer_age = 0;
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}
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}
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#endif
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}
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@ -1081,24 +1096,33 @@ eng_output_redraws_next_update_get(void *data, int *x, int *y, int *w, int *h, i
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re->rects = evas_common_tilebuf_get_render_rects(re->tb);
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if (re->rects)
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{
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#ifdef GL_GLES
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if (re->info->swap_mode == EVAS_ENGINE_GL_X11_SWAP_MODE_AUTO)
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{
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EGLint age = 0;
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if (eglQuerySurface(re->win->egl_disp, re->win->egl_surface[0],
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EGL_BUFFER_AGE_EXT, &age))
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if (re->info->swap_mode == EVAS_ENGINE_GL_X11_SWAP_MODE_AUTO)
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{
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if (age == 1) re->mode = MODE_COPY;
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else if (age == 2) re->mode = MODE_DOUBLE;
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else if (age == 3) re->mode = MODE_TRIPLE;
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else re->mode = MODE_FULL;
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if (age != re->prev_age) re->mode = MODE_FULL;
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re->prev_age = age;
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}
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else re->mode = MODE_FULL;
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}
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#ifdef GL_GLES
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EGLint age = 0;
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if (!eglQuerySurface(re->win->egl_disp,
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re->win->egl_surface[0],
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EGL_BUFFER_AGE_EXT, &age))
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age = 0;
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#else
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unsigned int age = 0;
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if (glsym_glXQueryDrawable)
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glsym_glXQueryDrawable(re->win->disp, re->win->win,
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GLX_BACK_BUFFER_AGE_EXT, &age);
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#endif
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if (extn_have_buffer_age)
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{
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if (age == 1) re->mode = MODE_COPY;
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else if (age == 2) re->mode = MODE_DOUBLE;
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else if (age == 3) re->mode = MODE_TRIPLE;
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else re->mode = MODE_FULL;
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if (age != re->prev_age) re->mode = MODE_FULL;
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re->prev_age = age;
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}
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else re->mode = MODE_FULL;
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}
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if (re->lost_back)
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{
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/* if we lost our backbuffer since the last frame redraw all */
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@ -1109,7 +1133,7 @@ eng_output_redraws_next_update_get(void *data, int *x, int *y, int *w, int *h, i
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}
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/* ensure we get rid of previous rect lists we dont need if mode
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* changed/is appropriate */
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evas_common_tilebuf_clear(re->tb);
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evas_common_tilebuf_clear(re->tb);
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CLEAR_PREV_RECTS(2);
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re->rects_prev[2] = re->rects_prev[1];
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re->rects_prev[1] = re->rects_prev[0];
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