/* * Clutter. * * An OpenGL based 'interactive canvas' library. * * Authored By Matthew Allum * * Copyright (C) 2006 OpenedHand * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see . */ #if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION) #error "Only can be included directly." #endif #ifndef __CLUTTER_TEXTURE_H__ #define __CLUTTER_TEXTURE_H__ #include #include G_BEGIN_DECLS #define USE_COGL_MATERIAL 1 #define CLUTTER_TYPE_TEXTURE (clutter_texture_get_type ()) #define CLUTTER_TEXTURE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_TEXTURE, ClutterTexture)) #define CLUTTER_TEXTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_TEXTURE, ClutterTextureClass)) #define CLUTTER_IS_TEXTURE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_TEXTURE)) #define CLUTTER_IS_TEXTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_TEXTURE)) #define CLUTTER_TEXTURE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_TEXTURE, ClutterTextureClass)) #define CLUTTER_TYPE_TEXTURE_HANDLE (clutter_texture_handle_get_type ()) #if USE_COGL_MATERIAL #define CLUTTER_TYPE_MATERIAL_HANDLE (clutter_material_handle_get_type ()) #endif /** * ClutterTextureError: * @CLUTTER_TEXTURE_ERROR_OUT_OF_MEMORY: OOM condition * @CLUTTER_TEXTURE_ERROR_NO_YUV: YUV operation attempted but no YUV support * found * @CLUTTER_TEXTURE_ERROR_BAD_FORMAT: The requested format for * clutter_texture_set_from_rgb_data or * clutter_texture_set_from_yuv_data is unsupported. * * Error enumeration for #ClutterTexture * * Since: 0.4 */ typedef enum { CLUTTER_TEXTURE_ERROR_OUT_OF_MEMORY, CLUTTER_TEXTURE_ERROR_NO_YUV, CLUTTER_TEXTURE_ERROR_BAD_FORMAT } ClutterTextureError; #define CLUTTER_TEXTURE_ERROR (clutter_texture_error_quark ()) GQuark clutter_texture_error_quark (void); typedef struct _ClutterTexture ClutterTexture; typedef struct _ClutterTextureClass ClutterTextureClass; typedef struct _ClutterTexturePrivate ClutterTexturePrivate; struct _ClutterTexture { /*< private >*/ ClutterActor parent; ClutterTexturePrivate *priv; }; struct _ClutterTextureClass { ClutterActorClass parent_class; void (*size_change) (ClutterTexture *texture, gint width, gint height); void (*pixbuf_change) (ClutterTexture *texture); /*< private >*/ /* padding, for future expansion */ void (*_clutter_texture1) (void); void (*_clutter_texture2) (void); void (*_clutter_texture3) (void); void (*_clutter_texture4) (void); void (*_clutter_texture5) (void); void (*_clutter_texture6) (void); }; /** * ClutterTextureFlags: * @CLUTTER_TEXTURE_RGB_FLAG_BGR: FIXME * @CLUTTER_TEXTURE_RGB_FLAG_PREMULT: FIXME * @CLUTTER_TEXTURE_YUV_FLAG_YUV2: FIXME * * Flags for clutter_texture_set_from_rgb_data() and * clutter_texture_set_from_yuv_data(). * * Since: 0.4 */ typedef enum { /*< prefix=CLUTTER_TEXTURE >*/ CLUTTER_TEXTURE_RGB_FLAG_BGR = 1 << 1, CLUTTER_TEXTURE_RGB_FLAG_PREMULT = 1 << 2, /* FIXME: not handled */ CLUTTER_TEXTURE_YUV_FLAG_YUV2 = 1 << 3 /* FIXME: add compressed types ? */ } ClutterTextureFlags; /** * ClutterTextureQuality: * @CLUTTER_TEXTURE_QUALITY_LOW: fastest rendering will use nearest neighbour * interpolation when rendering. good setting. * @CLUTTER_TEXTURE_QUALITY_MEDIUM: higher quality rendering without using * extra resources. * @CLUTTER_TEXTURE_QUALITY_HIGH: render the texture with the best quality * available using extra memory. * * Enumaration controlling the texture quality. * * Since: 0.8 */ typedef enum { /*< prefix=CLUTTER_TEXTURE_QUALITY >*/ CLUTTER_TEXTURE_QUALITY_LOW = 0, CLUTTER_TEXTURE_QUALITY_MEDIUM, CLUTTER_TEXTURE_QUALITY_HIGH } ClutterTextureQuality; GType clutter_texture_get_type (void) G_GNUC_CONST; GType clutter_texture_handle_get_type (void) G_GNUC_CONST; #if USE_COGL_MATERIAL GType clutter_material_handle_get_type (void) G_GNUC_CONST; #endif ClutterActor * clutter_texture_new (void); ClutterActor * clutter_texture_new_from_file (const gchar *filename, GError **error); ClutterActor * clutter_texture_new_from_actor (ClutterActor *actor); gboolean clutter_texture_set_from_file (ClutterTexture *texture, const gchar *filename, GError **error); gboolean clutter_texture_set_from_rgb_data (ClutterTexture *texture, const guchar *data, gboolean has_alpha, gint width, gint height, gint rowstride, gint bpp, ClutterTextureFlags flags, GError **error); gboolean clutter_texture_set_from_yuv_data (ClutterTexture *texture, const guchar *data, gint width, gint height, ClutterTextureFlags flags, GError **error); gboolean clutter_texture_set_area_from_rgb_data (ClutterTexture *texture, const guchar *data, gboolean has_alpha, gint x, gint y, gint width, gint height, gint rowstride, gint bpp, ClutterTextureFlags flags, GError **error); void clutter_texture_get_base_size (ClutterTexture *texture, gint *width, gint *height); void clutter_texture_set_filter_quality (ClutterTexture *texture, ClutterTextureQuality filter_quality); ClutterTextureQuality clutter_texture_get_filter_quality (ClutterTexture *texture); void clutter_texture_set_max_tile_waste (ClutterTexture *texture, gint max_tile_waste); gint clutter_texture_get_max_tile_waste (ClutterTexture *texture); CoglHandle clutter_texture_get_cogl_texture (ClutterTexture *texture); void clutter_texture_set_cogl_texture (ClutterTexture *texture, CoglHandle cogl_tex); #if USE_COGL_MATERIAL CoglHandle clutter_texture_get_cogl_material (ClutterTexture *texture); void clutter_texture_set_cogl_material (ClutterTexture *texture, CoglHandle cogl_material); #endif G_END_DECLS #endif /* __CLUTTER_TEXTURE_H__ */