clutter_shader_error_quark ()

GQuark
clutter_shader_error_quark (void);

clutter_shader_new ()

ClutterShader *
clutter_shader_new (void);

Create a new ClutterShader instance.

Since: 0.6

clutter_shader_set_is_enabled ()

void
clutter_shader_set_is_enabled (ClutterShader *shader,
                               gboolean enabled);

Enables a shader. This function will attempt to compile and link the shader, if it isn't already.

When enabled is FALSE the default state of the GL pipeline will be used instead.

Since: 0.6

clutter_shader_get_is_enabled ()

gboolean
clutter_shader_get_is_enabled (ClutterShader *shader);

Checks whether shader is enabled.

Since: 0.6

clutter_shader_compile ()

gboolean
clutter_shader_compile (ClutterShader *shader,
                        GError **error);

Compiles and links GLSL sources set for vertex and fragment shaders for a ClutterShader. If the compilation fails and a GError return location is provided the error will contain the errors from the compiler, if any.

Since: 0.8

clutter_shader_release ()

void
clutter_shader_release (ClutterShader *shader);

Frees up any GL context resources held by the shader.

Since: 0.6

clutter_shader_is_compiled ()

gboolean
clutter_shader_is_compiled (ClutterShader *shader);

Checks whether shader is is currently compiled, linked and bound to the GL context.

Since: 0.8

clutter_shader_set_vertex_source ()

void
clutter_shader_set_vertex_source (ClutterShader *shader,
                                  const gchar *data,
                                  gssize length);

Sets the GLSL source code to be used by a ClutterShader for the vertex program.

Since: 0.6

clutter_shader_set_fragment_source ()

void
clutter_shader_set_fragment_source (ClutterShader *shader,
                                    const gchar *data,
                                    gssize length);

Sets the GLSL source code to be used by a ClutterShader for the fragment program.

Since: 0.6

clutter_shader_get_vertex_source ()

const gchar *
clutter_shader_get_vertex_source (ClutterShader *shader);

Query the current GLSL vertex source set on shader .

Since: 0.6

clutter_shader_get_fragment_source ()

const gchar *
clutter_shader_get_fragment_source (ClutterShader *shader);

Query the current GLSL fragment source set on shader .

Since: 0.6

clutter_shader_set_uniform ()

void
clutter_shader_set_uniform (ClutterShader *shader,
                            const gchar *name,
                            const GValue *value);

Sets a user configurable variable in the GLSL shader programs attached to a ClutterShader.

Since: 1.0

clutter_shader_get_cogl_program ()

CoglHandle
clutter_shader_get_cogl_program (ClutterShader *shader);

Retrieves the underlying CoglHandle for the shader program.

Since: 1.0

clutter_shader_get_cogl_fragment_shader ()

CoglHandle
clutter_shader_get_cogl_fragment_shader
                               (ClutterShader *shader);

Retrieves the underlying CoglHandle for the fragment shader.

Since: 1.0

clutter_shader_get_cogl_vertex_shader ()

CoglHandle
clutter_shader_get_cogl_vertex_shader (ClutterShader *shader);

Retrieves the underlying CoglHandle for the vertex shader.

Since: 1.0

clutter_actor_set_shader ()

gboolean
clutter_actor_set_shader (ClutterActor *self,
                          ClutterShader *shader);

Sets the ClutterShader to be used when rendering self .

If shader is NULL this function will unset any currently set shader for the actor.

Any ClutterEffect applied to self will take the precedence over the ClutterShader set using this function.

Since: 0.6

clutter_actor_get_shader ()

ClutterShader *
clutter_actor_get_shader (ClutterActor *self);

Queries the currently set ClutterShader on self .

Since: 0.6

clutter_actor_set_shader_param ()

void
clutter_actor_set_shader_param (ClutterActor *self,
                                const gchar *param,
                                const GValue *value);

Sets the value for a named parameter of the shader applied to actor .

Since: 1.0

clutter_actor_set_shader_param_int ()

void
clutter_actor_set_shader_param_int (ClutterActor *self,
                                    const gchar *param,
                                    gint value);

Sets the value for a named int parameter of the shader applied to actor .

Since: 0.8

clutter_actor_set_shader_param_float ()

void
clutter_actor_set_shader_param_float (ClutterActor *self,
                                      const gchar *param,
                                      gfloat value);

Sets the value for a named float parameter of the shader applied to actor .

Since: 0.8

CLUTTER_SHADER_ERROR

#define CLUTTER_SHADER_ERROR        (clutter_shader_error_quark ())

Error domain for ClutterShader errors

Since: 0.6

enum ClutterShaderError

ClutterShader error enumeration

Since: 0.6

ClutterShader

typedef struct _ClutterShader ClutterShader;

The ClutterShader structure contains only private data and should be accessed using the provided API

Since: 0.6

struct ClutterShaderClass

struct ClutterShaderClass {
};

The ClutterShaderClass structure contains only private data

Since: 0.6

The “compiled” property

  “compiled”                 gboolean

Whether the shader is compiled and linked, ready for use in the GL context.

Owner: ClutterShader

Flags: Read

Default value: FALSE

Since: 0.8

The “enabled” property

  “enabled”                  gboolean

Whether the shader is currently used in the GL rendering pipeline.

Owner: ClutterShader

Flags: Read / Write

Default value: FALSE

Since: 0.6

The “fragment-source” property

  “fragment-source”          char *

GLSL source code for the fragment shader part of the shader program.

Owner: ClutterShader

Flags: Read / Write

Default value: NULL

Since: 0.6

The “vertex-source” property

  “vertex-source”            char *

GLSL source code for the vertex shader part of the shader program, if any

Owner: ClutterShader

Flags: Read / Write

Default value: NULL

Since: 0.6