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5f9e6ec2dc
This broke when gdk_gl_texture_quad moved to shaders. We need a specialized shader for the rectangle case.
81 lines
2.7 KiB
C
81 lines
2.7 KiB
C
/* GDK - The GIMP Drawing Kit
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*
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* gdkglcontextprivate.h: GL context abstraction
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*
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* Copyright © 2014 Emmanuele Bassi
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GDK_GL_CONTEXT_PRIVATE_H__
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#define __GDK_GL_CONTEXT_PRIVATE_H__
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#include "gdkglcontext.h"
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G_BEGIN_DECLS
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#define GDK_GL_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_GL_CONTEXT, GdkGLContextClass))
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#define GDK_IS_GL_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_GL_CONTEXT))
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#define GDK_GL_CONTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_GL_CONTEXT, GdkGLContextClass))
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typedef struct _GdkGLContextClass GdkGLContextClass;
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struct _GdkGLContext
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{
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GObject parent_instance;
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};
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struct _GdkGLContextClass
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{
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GObjectClass parent_class;
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void (* update) (GdkGLContext *context);
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void (* end_frame) (GdkGLContext *context,
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cairo_region_t *painted,
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cairo_region_t *damage);
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gboolean (* texture_from_surface) (GdkGLContext *context,
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cairo_surface_t *surface,
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cairo_region_t *region);
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};
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gboolean gdk_gl_context_use_texture_rectangle (GdkGLContext *context);
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void gdk_gl_context_end_frame (GdkGLContext *context,
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cairo_region_t *painted,
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cairo_region_t *damage);
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typedef struct {
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guint vertex_array_object;
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guint tmp_framebuffer;
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guint tmp_vertex_buffer;
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guint tmp_uv_buffer;
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guint current_program;
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guint texture_quad_program;
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guint texture_quad_program_position_location;
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guint texture_quad_program_uv_location;
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guint texture_quad_program_map_location;
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guint texture_quad_rect_program;
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guint texture_quad_rect_program_position_location;
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guint texture_quad_rect_program_uv_location;
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guint texture_quad_rect_program_map_location;
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} GdkGLContextPaintData;
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GdkGLContextPaintData *gdk_gl_context_get_paint_data (GdkGLContext *context);
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G_END_DECLS
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#endif /* __GDK_GL_CONTEXT_PRIVATE_H__ */
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