mirror of
https://github.com/brl/mutter.git
synced 2024-11-10 07:56:14 -05:00
2007-06-08 Matthew Allum <mallum@openedhand.com>
* clutter/clutter-actor.c: * clutter/clutter-debug.h: * clutter/clutter-main.c: * clutter/clutter-main.h: * clutter/clutter-private.h: * clutter/clutter-timeline.c: Add 'schedule' debug flag and new CLUTTER_TIMESTAMP macro. * clutter/clutter-texture.c: * clutter/clutter-texture.h: * clutter/cogl/cogl.h: * clutter/cogl/gl/cogl-defines.h: * clutter/cogl/gles/cogl-defines.h: * clutter/cogl/gl/cogl.c: * clutter/cogl/gles/cogl.c: Add initial experiemental YUV texture support. Move texture rect size checks into cogl. Better handle moving texture data from video -> system memory (if support available).
This commit is contained in:
parent
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24
ChangeLog
24
ChangeLog
@ -1,9 +1,31 @@
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2007-06-08 Matthew Allum <mallum@openedhand.com>
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* clutter/clutter-actor.c:
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* clutter/clutter-debug.h:
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* clutter/clutter-main.c:
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* clutter/clutter-main.h:
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* clutter/clutter-private.h:
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* clutter/clutter-timeline.c:
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Add 'schedule' debug flag and new CLUTTER_TIMESTAMP macro.
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* clutter/clutter-texture.c:
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* clutter/clutter-texture.h:
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* clutter/cogl/cogl.h:
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* clutter/cogl/gl/cogl-defines.h:
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* clutter/cogl/gles/cogl-defines.h:
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* clutter/cogl/gl/cogl.c:
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* clutter/cogl/gles/cogl.c:
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Add initial experiemental YUV texture support.
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Move texture rect size checks into cogl.
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Better handle moving texture data from video -> system memory
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(if support available).
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2007-06-07 Neil J. Patel <njp@o-hand.com>
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* clutter/clutter-entry.c: (clutter_entry_class_init),
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(clutter_entry_handle_key_event):
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* clutter/clutter-entry.h:
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Added an 'activated' signal, whihc is emitted when the 'Enter' key is
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Added an 'activated' signal, which is emitted when the 'Enter' key is
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pressed.
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* examples/test-entry.c: (on_entry_activated), (main):
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@ -1488,6 +1488,8 @@ clutter_actor_queue_redraw (ClutterActor *self)
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if (!ctx->update_idle)
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{
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CLUTTER_TIMESTAMP (SCHEDULER,
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"Adding ideler for actor: %p", self);
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ctx->update_idle = g_idle_add_full (-100 , /* very high priority */
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redraw_update_idle,
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NULL, NULL);
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@ -2,6 +2,7 @@
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#define __CLUTTER_DEBUG_H__
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#include <glib.h>
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#include "clutter-main.h"
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G_BEGIN_DECLS
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@ -15,7 +16,8 @@ typedef enum {
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CLUTTER_DEBUG_ALPHA = 1 << 6,
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CLUTTER_DEBUG_BEHAVIOUR = 1 << 7,
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CLUTTER_DEBUG_PANGO = 1 << 8,
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CLUTTER_DEBUG_BACKEND = 1 << 9
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CLUTTER_DEBUG_BACKEND = 1 << 9,
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CLUTTER_DEBUG_SCHEDULER = 1 << 10
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} ClutterDebugFlag;
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#ifdef CLUTTER_ENABLE_DEBUG
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@ -35,12 +37,19 @@ typedef enum {
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g_warning (G_STRLOC ": GL Error %x", _err); \
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} } G_STMT_END
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#define CLUTTER_TIMESTAMP(type,x,a...) G_STMT_START { \
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if (clutter_debug_flags & CLUTTER_DEBUG_##type) \
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{ g_message ("[" #type "]" " %li:" G_STRLOC ": " \
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x, clutter_get_timestamp(), ##a); } \
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} G_STMT_END
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#else /* !CLUTTER_ENABLE_DEBUG */
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#define CLUTTER_NOTE(type,x,a...)
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#define CLUTTER_MARK()
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#define CLUTTER_DBG(x)
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#define CLUTTER_GLERR()
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#define CLUTTER_TIMESTAMP(type,x,a...)
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#endif /* CLUTTER_ENABLE_DEBUG */
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@ -68,6 +68,7 @@ static const GDebugKey clutter_debug_keys[] = {
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{ "behaviour", CLUTTER_DEBUG_BEHAVIOUR },
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{ "pango", CLUTTER_DEBUG_PANGO },
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{ "backend", CLUTTER_DEBUG_BACKEND },
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{ "scheduler", CLUTTER_DEBUG_SCHEDULER },
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};
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#endif /* CLUTTER_ENABLE_DEBUG */
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@ -105,6 +106,8 @@ clutter_redraw (void)
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stage = _clutter_backend_get_stage (ctx->backend);
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CLUTTER_TIMESTAMP (SCHEDULER, "Redraw start");
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CLUTTER_NOTE (PAINT, " Redraw enter");
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/* Setup FPS count */
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@ -155,6 +158,8 @@ clutter_redraw (void)
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}
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CLUTTER_NOTE (PAINT, " Redraw leave");
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CLUTTER_TIMESTAMP (SCHEDULER, "Redraw finish");
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}
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/**
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@ -175,6 +180,8 @@ clutter_do_event (ClutterEvent *event)
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if (!stage)
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return;
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CLUTTER_TIMESTAMP (SCHEDULER, "Event recieved");
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switch (event->type)
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{
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case CLUTTER_NOTHING:
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@ -336,13 +343,43 @@ clutter_context_get_default (void)
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ctx->backend = g_object_new (_clutter_backend_impl_get_type (), NULL);
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ctx->is_initialized = FALSE;
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#ifdef CLUTTER_ENABLE_DEBUG
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ctx->timer = g_timer_new ();
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g_timer_start (ctx->timer);
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#endif
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ClutterCntx = ctx;
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}
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return ClutterCntx;
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}
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/**
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* clutter_get_timestamp:
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*
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* Returns the approximate number of microseconds passed since clutter was
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* intialised.
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*
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* Return value: Number of microseconds since clutter_init() was called.
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*/
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gulong
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clutter_get_timestamp (void)
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{
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#ifdef CLUTTER_ENABLE_DEBUG
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ClutterMainContext *ctx;
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gdouble seconds;
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ctx = clutter_context_get_default ();
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/* FIXME: may need a custom timer for embedded setups */
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seconds = g_timer_elapsed (ctx->timer, NULL);
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return (gulong)(seconds / 0.0000001);
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#else
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return 0;
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#endif
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}
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#ifdef CLUTTER_ENABLE_DEBUG
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static gboolean
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clutter_arg_debug_cb (const char *key,
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@ -68,6 +68,8 @@ void clutter_threads_leave (void);
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void clutter_base_init (void);
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gulong clutter_get_timestamp (void);
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G_END_DECLS
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#endif
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@ -56,7 +56,8 @@ struct _ClutterMainContext
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guint main_loop_level;
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GSList *main_loops;
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guint is_initialized : 1;
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guint pick_mode :1;
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guint pick_mode :1; /* Indicates pick render mode */
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GTimer *timer; /* Used for debugging scheduler */
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};
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#define CLUTTER_CONTEXT() (clutter_context_get_default ())
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@ -112,23 +112,6 @@ enum
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static int texture_signals[LAST_SIGNAL] = { 0 };
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static gboolean
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can_create_rect_arb (int width,
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int height,
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GLenum pixel_format,
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GLenum pixel_type)
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{
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#if HAVE_COGL_GL
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gint max_size = 0;
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glGetIntegerv(GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB, &max_size);
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return (max_size && width <= max_size && height <= max_size);
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#endif
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return FALSE;
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}
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static int
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tile_dimension (int to_fill,
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int start_size,
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@ -178,7 +161,9 @@ texture_init_tiles (ClutterTexture *texture)
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x_pot = clutter_util_next_p2 (priv->width);
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y_pot = clutter_util_next_p2 (priv->height);
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while (!(cogl_texture_can_size (priv->pixel_format, priv->pixel_type,
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while (!(cogl_texture_can_size (CGL_TEXTURE_2D,
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priv->pixel_format,
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priv->pixel_type,
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x_pot, y_pot)
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&& (x_pot - priv->width < priv->max_tile_waste)
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&& (y_pot - priv->height < priv->max_tile_waste)))
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@ -250,18 +235,10 @@ texture_render_to_gl_quad (ClutterTexture *texture,
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g_return_if_fail(priv->tiles != NULL);
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/* OPT: Put in display list */
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/* OPT: Optionally avoid tiling and use texture rectangles ext if
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* supported.
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*/
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if (!priv->is_tiled)
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{
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cogl_texture_bind (priv->target_type, priv->tiles[0]);
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/* FIXME: FIXED */
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if (priv->target_type == CGL_TEXTURE_2D) /* POT */
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{
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tx = (float) priv->width / clutter_util_next_p2 (priv->width);
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@ -393,7 +370,6 @@ texture_upload_data (ClutterTexture *texture,
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CLUTTER_NOTE (TEXTURE, "syncing for single tile");
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cogl_texture_bind (priv->target_type, priv->tiles[0]);
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cogl_texture_set_alignment (priv->target_type, 4, priv->width);
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cogl_texture_set_filters
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@ -569,8 +545,11 @@ clutter_texture_unrealize (ClutterActor *actor)
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* where this behaviour can be better controlled.
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*/
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if (priv->local_pixbuf == NULL)
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priv->local_pixbuf = clutter_texture_get_pixbuf (texture);
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{
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priv->local_pixbuf = clutter_texture_get_pixbuf (texture);
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CLUTTER_NOTE (TEXTURE, "moved pixels into system (pixbuf) mem");
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}
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texture_free_gl_resources (texture);
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}
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@ -599,16 +578,19 @@ clutter_texture_realize (ClutterActor *actor)
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}
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else
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{
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/* Dont allow realization with no pixbuf - note set_pixbuf/data
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* will set realize flags.
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*/
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CLUTTER_NOTE (TEXTURE,
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"Texture has no image data cannot realize");
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CLUTTER_NOTE (TEXTURE, "flags %i", actor->flags);
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CLUTTER_ACTOR_UNSET_FLAGS (actor, CLUTTER_ACTOR_REALIZED);
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CLUTTER_NOTE (TEXTURE, "flags %i", actor->flags);
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return;
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if (clutter_feature_available (CLUTTER_FEATURE_TEXTURE_READ_PIXELS))
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{
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/* Dont allow realization with no pixbuf - note set_pixbuf/data
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* will set realize flags.
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*/
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CLUTTER_NOTE (TEXTURE,
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"Texture has no image data cannot realize");
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CLUTTER_NOTE (TEXTURE, "flags %i", actor->flags);
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CLUTTER_ACTOR_UNSET_FLAGS (actor, CLUTTER_ACTOR_REALIZED);
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CLUTTER_NOTE (TEXTURE, "flags %i", actor->flags);
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return;
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}
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}
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CLUTTER_NOTE (TEXTURE, "Texture realized");
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@ -1039,6 +1021,8 @@ clutter_texture_get_pixbuf (ClutterTexture* texture)
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/* FIXME: cogl */
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printf("grabbing single tile - %i x %i\n", priv->width, priv->height);
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glBindTexture(priv->target_type, priv->tiles[0]);
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glPixelStorei (GL_UNPACK_ROW_LENGTH, priv->width);
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@ -1170,7 +1154,7 @@ clutter_texture_set_from_rgb_data (ClutterTexture *texture,
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GError **error)
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{
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ClutterTexturePrivate *priv;
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gboolean texture_dirty = TRUE;
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gboolean texture_dirty = TRUE, size_change = FALSE;
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COGLenum prev_format;
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priv = texture->priv;
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@ -1179,7 +1163,8 @@ clutter_texture_set_from_rgb_data (ClutterTexture *texture,
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/* Needed for GL_RGBA (internal format) and gdk pixbuf usage */
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g_return_val_if_fail (bpp == 4, FALSE);
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texture_dirty = (width != priv->width || height != priv->height);
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texture_dirty = size_change = (width != priv->width
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|| height != priv->height);
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prev_format = priv->pixel_format;
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@ -1190,6 +1175,7 @@ clutter_texture_set_from_rgb_data (ClutterTexture *texture,
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if (flags & CLUTTER_TEXTURE_RGB_FLAG_BGR)
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{
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/* FIXME: We actually need to convert for GLES */
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if (has_alpha)
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priv->pixel_format = CGL_BGRA;
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else
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@ -1210,10 +1196,11 @@ clutter_texture_set_from_rgb_data (ClutterTexture *texture,
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if (priv->is_tiled == FALSE)
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{
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if (priv->target_type == CGL_TEXTURE_RECTANGLE_ARB
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&& !can_create_rect_arb (priv->width,
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priv->height,
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priv->pixel_format,
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priv->pixel_type))
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&& !cogl_texture_can_size (CGL_TEXTURE_RECTANGLE_ARB,
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priv->pixel_format,
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priv->pixel_type,
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priv->width,
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priv->height))
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{
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/* If we cant create NPOT tex of this size fall back to tiles */
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CLUTTER_NOTE (TEXTURE,
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@ -1226,11 +1213,11 @@ clutter_texture_set_from_rgb_data (ClutterTexture *texture,
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}
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if (priv->target_type == CGL_TEXTURE_2D
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&& !cogl_texture_can_size
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(priv->pixel_format,
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priv->pixel_type,
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clutter_util_next_p2(priv->width),
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clutter_util_next_p2(priv->height)))
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&& !cogl_texture_can_size (CGL_TEXTURE_2D,
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priv->pixel_format,
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priv->pixel_type,
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clutter_util_next_p2(priv->width),
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clutter_util_next_p2(priv->height)))
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{
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priv->is_tiled = TRUE;
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}
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@ -1256,7 +1243,7 @@ clutter_texture_set_from_rgb_data (ClutterTexture *texture,
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CLUTTER_ACTOR_SET_FLAGS (CLUTTER_ACTOR (texture), CLUTTER_ACTOR_REALIZED);
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if (texture_dirty)
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if (size_change)
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{
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g_signal_emit (texture, texture_signals[SIZE_CHANGE],
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0, priv->width, priv->height);
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@ -1300,9 +1287,8 @@ clutter_texture_set_from_yuv_data (ClutterTexture *texture,
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ClutterTextureFlags flags,
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GError **error)
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{
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#if 0
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gboolean texture_dirty = TRUE;
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COGLenum prev_format;
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ClutterTexturePrivate *priv;
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gboolean texture_dirty = TRUE, size_change = FALSE;
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if (!clutter_feature_available(CLUTTER_FEATURE_TEXTURE_YUV))
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return FALSE;
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@ -1310,13 +1296,19 @@ clutter_texture_set_from_yuv_data (ClutterTexture *texture,
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priv = texture->priv;
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/* FIXME: check other image props */
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texture_dirty = (width != priv->width || height != priv->height);
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size_change = (width != priv->width || height != priv->height);
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texture_dirty = size_change || (priv->pixel_format != CGL_YCBCR_MESA);
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priv->width = width;
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priv->height = height;
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/* #ifdef GL_YCBCR_MESA */
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priv->pixel_type = (flags & CLUTTER_TEXTURE_YUV_FLAG_YUV2) ?
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CGL_UNSIGNED_SHORT_8_8_REV_MESA :
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CGL_UNSIGNED_SHORT_8_8_MESA;
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priv->pixel_format = CGL_YCBCR_MESA;
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priv->target_type = CGL_TEXTURE_2D;
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|
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if (texture_dirty)
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texture_free_gl_resources (texture);
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if (!priv->tiles)
|
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{
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@ -1332,52 +1324,56 @@ clutter_texture_set_from_yuv_data (ClutterTexture *texture,
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|
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if (texture_dirty)
|
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{
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if (cogl_texture_can_size(priv->pixel_format,
|
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priv->pixel_type,
|
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clutter_util_next_p2(priv->width),
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clutter_util_next_p2(priv->height)))
|
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/* FIXME: need to check size limits correctly - does not
|
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* seem to work if correct format and typre are used so
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* this is really a guess...
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*/
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if (cogl_texture_can_size (CGL_TEXTURE_2D,
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CGL_RGBA,
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CGL_UNSIGNED_BYTE,
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clutter_util_next_p2(priv->width),
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clutter_util_next_p2(priv->height)))
|
||||
{
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glTexImage2D (CGL_TEXTURE_2D,
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||||
0,
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GL_YCBCR_MESA,
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clutter_util_next_p2(priv->width),
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clutter_util_next_p2(priv->height),
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0,
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GL_YCBCR_MESA,
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GL_UNSIGNED_SHORT_8_8_REV_MESA,
|
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NULL);
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cogl_texture_image_2d (priv->target_type,
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priv->pixel_format,
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clutter_util_next_p2(priv->width),
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clutter_util_next_p2(priv->height),
|
||||
priv->pixel_format,
|
||||
priv->pixel_type,
|
||||
NULL);
|
||||
}
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else
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||||
/* No tiled support for YUV textures as yet */
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||||
return FALSE; /* Set Error */
|
||||
return FALSE; /* FIXME: add tiling */
|
||||
}
|
||||
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if (flags & CLUTTER_TEXTURE_YUV_FLAG_YUV2)
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||||
cogl_texture_sub_image_2d (priv->target_type,
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||||
0,
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||||
0,
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||||
priv->width,
|
||||
priv->height,
|
||||
priv->pixel_format,
|
||||
priv->pixel_type,
|
||||
data);
|
||||
|
||||
CLUTTER_ACTOR_SET_FLAGS (CLUTTER_ACTOR (texture), CLUTTER_ACTOR_REALIZED);
|
||||
|
||||
if (size_change)
|
||||
{
|
||||
glTexSubImage2D (GL_TEXTURE_2D,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
priv->width,
|
||||
priv->height
|
||||
CGL_YCBCR_MESA,
|
||||
CGL_UNSIGNED_SHORT_8_8_REV_MESA,
|
||||
data);
|
||||
g_signal_emit (texture, texture_signals[SIZE_CHANGE],
|
||||
0, priv->width, priv->height);
|
||||
|
||||
if (priv->sync_actor_size)
|
||||
clutter_actor_set_size (CLUTTER_ACTOR(texture),
|
||||
priv->width,
|
||||
priv->height);
|
||||
}
|
||||
else
|
||||
{
|
||||
glTexSubImage2D (GL_TEXTURE_2D,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
priv->width,
|
||||
priv->height
|
||||
CGL_YCBCR_MESA,
|
||||
CGL_UNSIGNED_SHORT_8_8_MESA,
|
||||
data);
|
||||
}
|
||||
#endif
|
||||
return FALSE;
|
||||
|
||||
g_signal_emit (texture, texture_signals[PIXBUF_CHANGE], 0);
|
||||
|
||||
if (CLUTTER_ACTOR_IS_MAPPED (CLUTTER_ACTOR(texture)))
|
||||
clutter_actor_queue_redraw (CLUTTER_ACTOR(texture));
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -70,7 +70,7 @@ struct _ClutterTextureClass
|
||||
typedef enum ClutterTextureFlags
|
||||
{
|
||||
CLUTTER_TEXTURE_RGB_FLAG_BGR = (1<<1),
|
||||
CLUTTER_TEXTURE_RGB_FLAG_PREMULT = (1<<2),
|
||||
CLUTTER_TEXTURE_RGB_FLAG_PREMULT = (1<<2), /* FIXME: not handled */
|
||||
CLUTTER_TEXTURE_YUV_FLAG_YUV2 = (1<<3)
|
||||
/* FIXME: add compressed types ? */
|
||||
} ClutterTextureFlags;
|
||||
|
@ -312,6 +312,8 @@ timeline_timeout_func (gpointer data)
|
||||
|
||||
priv = timeline->priv;
|
||||
|
||||
CLUTTER_TIMESTAMP (SCHEDULER, "Timeline:%p activated\n", timeline);
|
||||
|
||||
/* Figure out potential frame skips */
|
||||
g_get_current_time (&timeval);
|
||||
|
||||
@ -342,7 +344,11 @@ timeline_timeout_func (gpointer data)
|
||||
n_frames = 1;
|
||||
|
||||
if (n_frames > 1)
|
||||
CLUTTER_NOTE (MISC, "Skipping %i frames", n_frames);
|
||||
{
|
||||
CLUTTER_TIMESTAMP (SCHEDULER,
|
||||
"Timeline %p, skipping %i frames\n",
|
||||
timeline, n_frames);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
|
@ -113,10 +113,12 @@ void
|
||||
cogl_enable (gulong flags);
|
||||
|
||||
gboolean
|
||||
cogl_texture_can_size (COGLenum pixel_format,
|
||||
cogl_texture_can_size (COGLenum target,
|
||||
COGLenum pixel_format,
|
||||
COGLenum pixel_type,
|
||||
int width,
|
||||
int height);
|
||||
|
||||
void
|
||||
cogl_texture_quad (gint x1,
|
||||
gint x2,
|
||||
|
@ -671,6 +671,15 @@ typedef GLint COGLint;
|
||||
#define CGL_TEXTURE_2D GL_TEXTURE_2D
|
||||
#define CGL_ARGB GL_ARGB
|
||||
#define CGL_TEXTURE_RECTANGLE_ARB GL_TEXTURE_RECTANGLE_ARB
|
||||
#ifdef GL_YCBCR_MESA
|
||||
#define CGL_YCBCR_MESA GL_YCBCR_MESA
|
||||
#define CGL_UNSIGNED_SHORT_8_8_REV_MESA GL_UNSIGNED_SHORT_8_8_REV_MESA
|
||||
#define CGL_UNSIGNED_SHORT_8_8_MESA GL_UNSIGNED_SHORT_8_8_MESA
|
||||
#else
|
||||
#define CGL_YCBCR_MESA 0
|
||||
#define CGL_UNSIGNED_SHORT_8_8_REV_MESA 0
|
||||
#define CGL_UNSIGNED_SHORT_8_8_MESA 0
|
||||
#endif
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
|
@ -300,21 +300,33 @@ cogl_clip_unset (void)
|
||||
}
|
||||
|
||||
gboolean
|
||||
cogl_texture_can_size (COGLenum pixel_format,
|
||||
cogl_texture_can_size (COGLenum target,
|
||||
COGLenum pixel_format,
|
||||
COGLenum pixel_type,
|
||||
int width,
|
||||
int height)
|
||||
{
|
||||
GLint new_width = 0;
|
||||
if (target == CGL_TEXTURE_RECTANGLE_ARB)
|
||||
{
|
||||
gint max_size = 0;
|
||||
|
||||
GE( glTexImage2D (GL_PROXY_TEXTURE_2D, 0, GL_RGBA,
|
||||
width, height, 0 /* border */,
|
||||
pixel_format, pixel_type, NULL) );
|
||||
GE( glGetIntegerv(GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB, &max_size) );
|
||||
|
||||
GE( glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0,
|
||||
GL_TEXTURE_WIDTH, &new_width) );
|
||||
return (max_size && width <= max_size && height <= max_size);
|
||||
}
|
||||
else /* Assumes CGL_TEXTURE_2D */
|
||||
{
|
||||
GLint new_width = 0;
|
||||
|
||||
return new_width != 0;
|
||||
GE( glTexImage2D (GL_PROXY_TEXTURE_2D, 0, GL_RGBA,
|
||||
width, height, 0 /* border */,
|
||||
pixel_format, pixel_type, NULL) );
|
||||
|
||||
GE( glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0,
|
||||
GL_TEXTURE_WIDTH, &new_width) );
|
||||
|
||||
return new_width != 0;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
|
@ -451,7 +451,13 @@ typedef GLint COGLint;
|
||||
#define CGL_BGR GL_RGB
|
||||
#define CGL_BGRA GL_RGBA
|
||||
|
||||
#define CGL_TEXTURE_RECTANGLE_ARB 0 /* Its unlikely we support this */
|
||||
/* Its unlikely we support this */
|
||||
#define CGL_TEXTURE_RECTANGLE_ARB 0
|
||||
|
||||
/* YUV textures also unsupported */
|
||||
#define CGL_YCBCR_MESA 0
|
||||
#define CGL_UNSIGNED_SHORT_8_8_REV_MESA 0
|
||||
#define CGL_UNSIGNED_SHORT_8_8_MESA 0
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
|
@ -267,29 +267,15 @@ cogl_clip_unset (void)
|
||||
GE( glDisable (GL_STENCIL_TEST) );
|
||||
}
|
||||
|
||||
|
||||
|
||||
gboolean
|
||||
cogl_texture_can_size (COGLenum pixel_format,
|
||||
cogl_texture_can_size (COGLenum target,
|
||||
COGLenum pixel_format,
|
||||
COGLenum pixel_type,
|
||||
int width,
|
||||
int height)
|
||||
{
|
||||
/* FIXME */
|
||||
/* FIXME: How we get this is likely GLES implementation dependant. */
|
||||
return TRUE;
|
||||
|
||||
#if 0
|
||||
GLint new_width = 0;
|
||||
|
||||
GE( glTexImage2D (GL_PROXY_TEXTURE_2D, 0, GL_RGBA,
|
||||
width, height, 0 /* border */,
|
||||
pixel_format, pixel_type, NULL) );
|
||||
|
||||
GE( glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0,
|
||||
GL_TEXTURE_WIDTH, &new_width) );
|
||||
|
||||
return new_width != 0;
|
||||
#endif
|
||||
}
|
||||
|
||||
void
|
||||
|
Loading…
Reference in New Issue
Block a user