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https://github.com/brl/mutter.git
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actor: Move ClutterShader-related code out of clutter-actor.c
Since the code dealing with ClutterShader is pretty self-contained, now, we can safely move it outside of the main ClutterActor source file and into its own. This will allow us to just drop a bunch of files when branching for 2.0.
This commit is contained in:
Emmanuele Bassi
Emmanuele Bassi
parent
2ed9e0d557
commit
8ee6d10681
@ -252,6 +252,7 @@ deprecated_h = \
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# deprecated source code
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deprecated_c = \
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$(srcdir)/deprecated/clutter-actor-deprecated.c \
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$(srcdir)/deprecated/clutter-behaviour.c \
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$(srcdir)/deprecated/clutter-behaviour-depth.c \
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$(srcdir)/deprecated/clutter-behaviour-ellipse.c \
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@ -267,6 +267,10 @@ void _clutter_actor_pop_clone_paint (void);
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guint32 _clutter_actor_get_pick_id (ClutterActor *self);
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void _clutter_actor_shader_pre_paint (ClutterActor *actor,
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gboolean repeat);
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void _clutter_actor_shader_post_paint (ClutterActor *actor);
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G_END_DECLS
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#endif /* __CLUTTER_ACTOR_PRIVATE_H__ */
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@ -318,12 +318,8 @@
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#include "clutter-stage-private.h"
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#include "clutter-units.h"
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#define CLUTTER_DISABLE_DEPRECATION_WARNINGS
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#include "deprecated/clutter-behaviour.h"
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#include "deprecated/clutter-container.h"
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#include "deprecated/clutter-shader.h"
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typedef struct _ShaderData ShaderData;
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#define CLUTTER_ACTOR_GET_PRIVATE(obj) \
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(G_TYPE_INSTANCE_GET_PRIVATE ((obj), CLUTTER_TYPE_ACTOR, ClutterActorPrivate))
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@ -632,10 +628,6 @@ static void clutter_scriptable_iface_init (ClutterScriptableIface *iface);
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static void clutter_animatable_iface_init (ClutterAnimatableIface *iface);
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static void atk_implementor_iface_init (AtkImplementorIface *iface);
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static void clutter_actor_shader_pre_paint (ClutterActor *actor,
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gboolean repeat);
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static void clutter_actor_shader_post_paint (ClutterActor *actor);
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/* These setters are all static for now, maybe they should be in the
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* public API, but they are perhaps obscure enough to leave only as
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* properties
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@ -3245,9 +3237,10 @@ clutter_actor_paint (ClutterActor *self)
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if (pick_mode == CLUTTER_PICK_NONE &&
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actor_has_shader_data (self))
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{
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clutter_actor_shader_pre_paint (self, FALSE);
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_clutter_actor_shader_pre_paint (self, FALSE);
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shader_applied = TRUE;
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}
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priv->next_effect_to_paint = NULL;
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}
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else
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@ -3257,7 +3250,7 @@ clutter_actor_paint (ClutterActor *self)
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clutter_actor_continue_paint (self);
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if (shader_applied)
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clutter_actor_shader_post_paint (self);
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_clutter_actor_shader_post_paint (self);
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if (G_UNLIKELY (clutter_paint_debug_flags & CLUTTER_DEBUG_PAINT_VOLUMES &&
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pick_mode == CLUTTER_PICK_NONE))
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@ -12328,313 +12321,6 @@ G_DEFINE_BOXED_TYPE_WITH_CODE (ClutterVertex, clutter_vertex,
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clutter_vertex_free,
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CLUTTER_REGISTER_INTERVAL_PROGRESS (clutter_vertex_progress));
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struct _ShaderData
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{
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ClutterShader *shader;
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/* back pointer to the actor */
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ClutterActor *actor;
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/* list of values that should be set on the shader
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* before each paint cycle
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*/
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GHashTable *value_hash;
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};
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static void
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shader_value_free (gpointer data)
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{
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GValue *var = data;
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g_value_unset (var);
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g_slice_free (GValue, var);
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}
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static void
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destroy_shader_data (gpointer data)
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{
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ShaderData *shader_data = data;
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if (shader_data == NULL)
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return;
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if (shader_data->shader != NULL)
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{
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g_object_unref (shader_data->shader);
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shader_data->shader = NULL;
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}
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if (shader_data->value_hash != NULL)
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{
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g_hash_table_destroy (shader_data->value_hash);
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shader_data->value_hash = NULL;
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}
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g_slice_free (ShaderData, shader_data);
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}
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/**
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* clutter_actor_get_shader:
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* @self: a #ClutterActor
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*
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* Queries the currently set #ClutterShader on @self.
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*
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* Return value: (transfer none): The currently set #ClutterShader
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* or %NULL if no shader is set.
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*
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* Since: 0.6
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*
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* Deprecated: 1.8: Use clutter_actor_get_effect() instead.
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*/
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ClutterShader *
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clutter_actor_get_shader (ClutterActor *self)
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{
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ShaderData *shader_data;
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g_return_val_if_fail (CLUTTER_IS_ACTOR (self), NULL);
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shader_data = g_object_get_qdata (G_OBJECT (self), quark_shader_data);
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if (shader_data != NULL)
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return shader_data->shader;
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return NULL;
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}
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/**
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* clutter_actor_set_shader:
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* @self: a #ClutterActor
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* @shader: (allow-none): a #ClutterShader or %NULL to unset the shader.
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*
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* Sets the #ClutterShader to be used when rendering @self.
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*
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* If @shader is %NULL this function will unset any currently set shader
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* for the actor.
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*
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* <note>Any #ClutterEffect applied to @self will take the precedence
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* over the #ClutterShader set using this function.</note>
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*
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* Return value: %TRUE if the shader was successfully applied
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* or removed
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*
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* Since: 0.6
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*
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* Deprecated: 1.8: Use #ClutterShaderEffect and
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* clutter_actor_add_effect() instead.
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*/
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gboolean
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clutter_actor_set_shader (ClutterActor *self,
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ClutterShader *shader)
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{
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ShaderData *shader_data;
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g_return_val_if_fail (CLUTTER_IS_ACTOR (self), FALSE);
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g_return_val_if_fail (shader == NULL || CLUTTER_IS_SHADER (shader), FALSE);
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if (shader != NULL)
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g_object_ref (shader);
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else
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{
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/* if shader passed in is NULL we destroy the shader */
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g_object_set_qdata (G_OBJECT (self), quark_shader_data, NULL);
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return TRUE;
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}
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shader_data = g_object_get_qdata (G_OBJECT (self), quark_shader_data);
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if (shader_data == NULL)
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{
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shader_data = g_slice_new (ShaderData);
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shader_data->actor = self;
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shader_data->shader = NULL;
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shader_data->value_hash =
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g_hash_table_new_full (g_str_hash, g_str_equal,
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g_free,
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shader_value_free);
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g_object_set_qdata_full (G_OBJECT (self), quark_shader_data,
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shader_data,
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destroy_shader_data);
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}
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if (shader_data->shader != NULL)
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g_object_unref (shader_data->shader);
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shader_data->shader = shader;
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clutter_actor_queue_redraw (self);
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return TRUE;
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}
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static void
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set_each_param (gpointer key,
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gpointer value,
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gpointer user_data)
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{
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ClutterShader *shader = user_data;
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const gchar *uniform = key;
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GValue *var = value;
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clutter_shader_set_uniform (shader, uniform, var);
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}
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static void
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clutter_actor_shader_pre_paint (ClutterActor *actor,
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gboolean repeat)
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{
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ShaderData *shader_data;
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ClutterShader *shader;
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shader_data = g_object_get_qdata (G_OBJECT (actor), quark_shader_data);
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if (shader_data == NULL)
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return;
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shader = shader_data->shader;
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if (shader != NULL)
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{
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clutter_shader_set_is_enabled (shader, TRUE);
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g_hash_table_foreach (shader_data->value_hash, set_each_param, shader);
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if (!repeat)
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_clutter_context_push_shader_stack (actor);
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}
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}
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static void
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clutter_actor_shader_post_paint (ClutterActor *actor)
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{
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ShaderData *shader_data;
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ClutterShader *shader;
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shader_data = g_object_get_qdata (G_OBJECT (actor), quark_shader_data);
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if (shader_data == NULL)
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return;
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shader = shader_data->shader;
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if (shader != NULL)
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{
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ClutterActor *head;
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clutter_shader_set_is_enabled (shader, FALSE);
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/* remove the actor from the shaders stack; if there is another
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* actor inside it, then call pre-paint again to set its shader
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* but this time with the second argument being TRUE, indicating
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* that we are re-applying an existing shader and thus should it
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* not be prepended to the stack
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*/
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head = _clutter_context_pop_shader_stack (actor);
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if (head != NULL)
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clutter_actor_shader_pre_paint (head, TRUE);
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}
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}
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static inline void
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clutter_actor_set_shader_param_internal (ClutterActor *self,
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const gchar *param,
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const GValue *value)
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{
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ShaderData *shader_data;
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GValue *var;
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shader_data = g_object_get_qdata (G_OBJECT (self), quark_shader_data);
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if (shader_data == NULL)
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return;
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var = g_slice_new0 (GValue);
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g_value_init (var, G_VALUE_TYPE (value));
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g_value_copy (value, var);
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g_hash_table_insert (shader_data->value_hash, g_strdup (param), var);
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clutter_actor_queue_redraw (self);
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}
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/**
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* clutter_actor_set_shader_param:
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* @self: a #ClutterActor
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* @param: the name of the parameter
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* @value: the value of the parameter
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*
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* Sets the value for a named parameter of the shader applied
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* to @actor.
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*
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* Since: 1.0
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*
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* Deprecated: 1.8: Use clutter_shader_effect_set_uniform_value() instead
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*/
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void
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clutter_actor_set_shader_param (ClutterActor *self,
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const gchar *param,
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const GValue *value)
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{
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g_return_if_fail (CLUTTER_IS_ACTOR (self));
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g_return_if_fail (param != NULL);
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g_return_if_fail (CLUTTER_VALUE_HOLDS_SHADER_FLOAT (value) ||
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CLUTTER_VALUE_HOLDS_SHADER_INT (value) ||
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CLUTTER_VALUE_HOLDS_SHADER_MATRIX (value) ||
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G_VALUE_HOLDS_FLOAT (value) ||
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G_VALUE_HOLDS_INT (value));
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clutter_actor_set_shader_param_internal (self, param, value);
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}
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/**
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* clutter_actor_set_shader_param_float:
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* @self: a #ClutterActor
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* @param: the name of the parameter
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* @value: the value of the parameter
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*
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* Sets the value for a named float parameter of the shader applied
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* to @actor.
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*
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* Since: 0.8
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*
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* Deprecated: 1.8: Use clutter_shader_effect_set_uniform() instead
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*/
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void
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clutter_actor_set_shader_param_float (ClutterActor *self,
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const gchar *param,
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gfloat value)
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{
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GValue var = { 0, };
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g_value_init (&var, G_TYPE_FLOAT);
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g_value_set_float (&var, value);
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clutter_actor_set_shader_param_internal (self, param, &var);
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g_value_unset (&var);
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}
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/**
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* clutter_actor_set_shader_param_int:
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* @self: a #ClutterActor
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* @param: the name of the parameter
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* @value: the value of the parameter
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*
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* Sets the value for a named int parameter of the shader applied to
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* @actor.
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*
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* Since: 0.8
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*
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* Deprecated: 1.8: Use clutter_shader_effect_set_uniform() instead
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*/
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void
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clutter_actor_set_shader_param_int (ClutterActor *self,
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const gchar *param,
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gint value)
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{
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GValue var = { 0, };
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g_value_init (&var, G_TYPE_INT);
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g_value_set_int (&var, value);
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clutter_actor_set_shader_param_internal (self, param, &var);
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g_value_unset (&var);
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}
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/**
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* clutter_actor_is_rotated:
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* @self: a #ClutterActor
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318
clutter/deprecated/clutter-actor-deprecated.c
Normal file
318
clutter/deprecated/clutter-actor-deprecated.c
Normal file
@ -0,0 +1,318 @@
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <glib-object.h>
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#define CLUTTER_DISABLE_DEPRECATION_WARNINGS
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#include "clutter-actor-private.h"
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#include "clutter-private.h"
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#include "clutter-shader.h"
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typedef struct _ShaderData ShaderData;
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struct _ShaderData
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{
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ClutterShader *shader;
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/* back pointer to the actor */
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ClutterActor *actor;
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/* list of values that should be set on the shader
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* before each paint cycle
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*/
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GHashTable *value_hash;
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};
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static void
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shader_value_free (gpointer data)
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{
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GValue *var = data;
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g_value_unset (var);
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g_slice_free (GValue, var);
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}
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static void
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destroy_shader_data (gpointer data)
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{
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ShaderData *shader_data = data;
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if (shader_data == NULL)
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return;
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if (shader_data->shader != NULL)
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{
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g_object_unref (shader_data->shader);
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shader_data->shader = NULL;
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}
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if (shader_data->value_hash != NULL)
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{
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g_hash_table_destroy (shader_data->value_hash);
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shader_data->value_hash = NULL;
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}
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g_slice_free (ShaderData, shader_data);
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}
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/**
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* clutter_actor_get_shader:
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* @self: a #ClutterActor
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*
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* Queries the currently set #ClutterShader on @self.
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*
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* Return value: (transfer none): The currently set #ClutterShader
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* or %NULL if no shader is set.
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*
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* Since: 0.6
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*
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* Deprecated: 1.8: Use clutter_actor_get_effect() instead.
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*/
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ClutterShader *
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clutter_actor_get_shader (ClutterActor *self)
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{
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ShaderData *shader_data;
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g_return_val_if_fail (CLUTTER_IS_ACTOR (self), NULL);
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shader_data = g_object_get_data (G_OBJECT (self), "-clutter-actor-shader-data");
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if (shader_data != NULL)
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return shader_data->shader;
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return NULL;
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}
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/**
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* clutter_actor_set_shader:
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* @self: a #ClutterActor
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* @shader: (allow-none): a #ClutterShader or %NULL to unset the shader.
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*
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* Sets the #ClutterShader to be used when rendering @self.
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*
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* If @shader is %NULL this function will unset any currently set shader
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* for the actor.
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*
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* <note>Any #ClutterEffect applied to @self will take the precedence
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* over the #ClutterShader set using this function.</note>
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*
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* Return value: %TRUE if the shader was successfully applied
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* or removed
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*
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* Since: 0.6
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*
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* Deprecated: 1.8: Use #ClutterShaderEffect and
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* clutter_actor_add_effect() instead.
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*/
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gboolean
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clutter_actor_set_shader (ClutterActor *self,
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ClutterShader *shader)
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||||
{
|
||||
ShaderData *shader_data;
|
||||
|
||||
g_return_val_if_fail (CLUTTER_IS_ACTOR (self), FALSE);
|
||||
g_return_val_if_fail (shader == NULL || CLUTTER_IS_SHADER (shader), FALSE);
|
||||
|
||||
if (shader != NULL)
|
||||
g_object_ref (shader);
|
||||
else
|
||||
{
|
||||
/* if shader passed in is NULL we destroy the shader */
|
||||
g_object_set_data (G_OBJECT (self), "-clutter-actor-shader-data", NULL);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
shader_data = g_object_get_data (G_OBJECT (self), "-clutter-actor-shader-data");
|
||||
if (shader_data == NULL)
|
||||
{
|
||||
shader_data = g_slice_new (ShaderData);
|
||||
shader_data->actor = self;
|
||||
shader_data->shader = NULL;
|
||||
shader_data->value_hash =
|
||||
g_hash_table_new_full (g_str_hash, g_str_equal,
|
||||
g_free,
|
||||
shader_value_free);
|
||||
|
||||
g_object_set_data_full (G_OBJECT (self), "-clutter-actor-shader-data",
|
||||
shader_data,
|
||||
destroy_shader_data);
|
||||
}
|
||||
|
||||
if (shader_data->shader != NULL)
|
||||
g_object_unref (shader_data->shader);
|
||||
|
||||
shader_data->shader = shader;
|
||||
|
||||
clutter_actor_queue_redraw (self);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
set_each_param (gpointer key,
|
||||
gpointer value,
|
||||
gpointer user_data)
|
||||
{
|
||||
ClutterShader *shader = user_data;
|
||||
const gchar *uniform = key;
|
||||
GValue *var = value;
|
||||
|
||||
clutter_shader_set_uniform (shader, uniform, var);
|
||||
}
|
||||
|
||||
void
|
||||
_clutter_actor_shader_pre_paint (ClutterActor *actor,
|
||||
gboolean repeat)
|
||||
{
|
||||
ShaderData *shader_data;
|
||||
ClutterShader *shader;
|
||||
|
||||
shader_data = g_object_get_data (G_OBJECT (actor), "-clutter-actor-shader-data");
|
||||
if (shader_data == NULL)
|
||||
return;
|
||||
|
||||
shader = shader_data->shader;
|
||||
if (shader != NULL)
|
||||
{
|
||||
clutter_shader_set_is_enabled (shader, TRUE);
|
||||
|
||||
g_hash_table_foreach (shader_data->value_hash, set_each_param, shader);
|
||||
|
||||
if (!repeat)
|
||||
_clutter_context_push_shader_stack (actor);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
_clutter_actor_shader_post_paint (ClutterActor *actor)
|
||||
{
|
||||
ShaderData *shader_data;
|
||||
ClutterShader *shader;
|
||||
|
||||
shader_data = g_object_get_data (G_OBJECT (actor), "-clutter-actor-shader-data");
|
||||
if (G_LIKELY (shader_data == NULL))
|
||||
return;
|
||||
|
||||
shader = shader_data->shader;
|
||||
if (shader != NULL)
|
||||
{
|
||||
ClutterActor *head;
|
||||
|
||||
clutter_shader_set_is_enabled (shader, FALSE);
|
||||
|
||||
/* remove the actor from the shaders stack; if there is another
|
||||
* actor inside it, then call pre-paint again to set its shader
|
||||
* but this time with the second argument being TRUE, indicating
|
||||
* that we are re-applying an existing shader and thus should it
|
||||
* not be prepended to the stack
|
||||
*/
|
||||
head = _clutter_context_pop_shader_stack (actor);
|
||||
if (head != NULL)
|
||||
_clutter_actor_shader_pre_paint (head, TRUE);
|
||||
}
|
||||
}
|
||||
|
||||
static inline void
|
||||
clutter_actor_set_shader_param_internal (ClutterActor *self,
|
||||
const gchar *param,
|
||||
const GValue *value)
|
||||
{
|
||||
ShaderData *shader_data;
|
||||
GValue *var;
|
||||
|
||||
shader_data = g_object_get_data (G_OBJECT (self), "-clutter-actor-shader-data");
|
||||
if (shader_data == NULL)
|
||||
return;
|
||||
|
||||
var = g_slice_new0 (GValue);
|
||||
g_value_init (var, G_VALUE_TYPE (value));
|
||||
g_value_copy (value, var);
|
||||
g_hash_table_insert (shader_data->value_hash, g_strdup (param), var);
|
||||
|
||||
clutter_actor_queue_redraw (self);
|
||||
}
|
||||
|
||||
/**
|
||||
* clutter_actor_set_shader_param:
|
||||
* @self: a #ClutterActor
|
||||
* @param: the name of the parameter
|
||||
* @value: the value of the parameter
|
||||
*
|
||||
* Sets the value for a named parameter of the shader applied
|
||||
* to @actor.
|
||||
*
|
||||
* Since: 1.0
|
||||
*
|
||||
* Deprecated: 1.8: Use clutter_shader_effect_set_uniform_value() instead
|
||||
*/
|
||||
void
|
||||
clutter_actor_set_shader_param (ClutterActor *self,
|
||||
const gchar *param,
|
||||
const GValue *value)
|
||||
{
|
||||
g_return_if_fail (CLUTTER_IS_ACTOR (self));
|
||||
g_return_if_fail (param != NULL);
|
||||
g_return_if_fail (CLUTTER_VALUE_HOLDS_SHADER_FLOAT (value) ||
|
||||
CLUTTER_VALUE_HOLDS_SHADER_INT (value) ||
|
||||
CLUTTER_VALUE_HOLDS_SHADER_MATRIX (value) ||
|
||||
G_VALUE_HOLDS_FLOAT (value) ||
|
||||
G_VALUE_HOLDS_INT (value));
|
||||
|
||||
clutter_actor_set_shader_param_internal (self, param, value);
|
||||
}
|
||||
|
||||
/**
|
||||
* clutter_actor_set_shader_param_float:
|
||||
* @self: a #ClutterActor
|
||||
* @param: the name of the parameter
|
||||
* @value: the value of the parameter
|
||||
*
|
||||
* Sets the value for a named float parameter of the shader applied
|
||||
* to @actor.
|
||||
*
|
||||
* Since: 0.8
|
||||
*
|
||||
* Deprecated: 1.8: Use clutter_shader_effect_set_uniform() instead
|
||||
*/
|
||||
void
|
||||
clutter_actor_set_shader_param_float (ClutterActor *self,
|
||||
const gchar *param,
|
||||
gfloat value)
|
||||
{
|
||||
GValue var = { 0, };
|
||||
|
||||
g_value_init (&var, G_TYPE_FLOAT);
|
||||
g_value_set_float (&var, value);
|
||||
|
||||
clutter_actor_set_shader_param_internal (self, param, &var);
|
||||
|
||||
g_value_unset (&var);
|
||||
}
|
||||
|
||||
/**
|
||||
* clutter_actor_set_shader_param_int:
|
||||
* @self: a #ClutterActor
|
||||
* @param: the name of the parameter
|
||||
* @value: the value of the parameter
|
||||
*
|
||||
* Sets the value for a named int parameter of the shader applied to
|
||||
* @actor.
|
||||
*
|
||||
* Since: 0.8
|
||||
*
|
||||
* Deprecated: 1.8: Use clutter_shader_effect_set_uniform() instead
|
||||
*/
|
||||
void
|
||||
clutter_actor_set_shader_param_int (ClutterActor *self,
|
||||
const gchar *param,
|
||||
gint value)
|
||||
{
|
||||
GValue var = { 0, };
|
||||
|
||||
g_value_init (&var, G_TYPE_INT);
|
||||
g_value_set_int (&var, value);
|
||||
|
||||
clutter_actor_set_shader_param_internal (self, param, &var);
|
||||
|
||||
g_value_unset (&var);
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user