e590014aff
By passing the colorspace down into the download function, we allow an immediate conversion in the backend. This will make it possible for GL renderers to do the conversion in a shader instead of having to use the CPU.
61 lines
2.7 KiB
C
61 lines
2.7 KiB
C
#ifndef __GDK_TEXTURE_PRIVATE_H__
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#define __GDK_TEXTURE_PRIVATE_H__
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#include "gdktexture.h"
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#include "gdkenums.h"
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G_BEGIN_DECLS
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#define GDK_TEXTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_TEXTURE, GdkTextureClass))
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#define GDK_IS_TEXTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_TEXTURE))
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#define GDK_TEXTURE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_TEXTURE, GdkTextureClass))
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struct _GdkTexture
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{
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GObject parent_instance;
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GdkMemoryFormat format;
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int width;
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int height;
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GdkColorSpace *color_space;
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gpointer render_key;
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gpointer render_data;
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GDestroyNotify render_notify;
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};
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struct _GdkTextureClass {
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GObjectClass parent_class;
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/* mandatory: Download in the given format into data */
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void (* download) (GdkTexture *texture,
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GdkMemoryFormat format,
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GdkColorSpace *color_space,
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guchar *data,
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gsize stride);
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};
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gboolean gdk_texture_can_load (GBytes *bytes);
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GdkTexture * gdk_texture_new_for_surface (cairo_surface_t *surface);
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cairo_surface_t * gdk_texture_download_surface (GdkTexture *texture);
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void gdk_texture_do_download (GdkTexture *texture,
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GdkMemoryFormat format,
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GdkColorSpace *color_space,
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guchar *data,
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gsize stride);
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GdkMemoryFormat gdk_texture_get_format (GdkTexture *self);
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gboolean gdk_texture_set_render_data (GdkTexture *self,
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gpointer key,
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gpointer data,
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GDestroyNotify notify);
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void gdk_texture_clear_render_data (GdkTexture *self);
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gpointer gdk_texture_get_render_data (GdkTexture *self,
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gpointer key);
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G_END_DECLS
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#endif /* __GDK_TEXTURE_PRIVATE_H__ */
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