gtk2/gsk/gl/gskgldriverprivate.h
Timm Bäder 05928608ec gl renderer: Use scale_x and scale_y everywhere
Try to handle two different values for scale in horizontal and vertical
direction better.

Fixes #3431
2020-12-06 19:18:05 +01:00

87 lines
4.4 KiB
C

#ifndef __GSK_GL_DRIVER_PRIVATE_H__
#define __GSK_GL_DRIVER_PRIVATE_H__
#include <cairo.h>
#include <gdk/gdk.h>
#include <graphene.h>
G_BEGIN_DECLS
#define GSK_TYPE_GL_DRIVER (gsk_gl_driver_get_type ())
G_DECLARE_FINAL_TYPE (GskGLDriver, gsk_gl_driver, GSK, GL_DRIVER, GObject)
typedef struct {
float position[2];
float uv[2];
} GskQuadVertex;
typedef struct {
cairo_rectangle_int_t rect;
guint texture_id;
} TextureSlice;
typedef struct {
gpointer pointer;
float scale_x;
float scale_y;
int filter;
int pointer_is_child;
graphene_rect_t parent_rect; /* Only set if pointer_is_child */
} GskTextureKey;
GskGLDriver * gsk_gl_driver_new (GdkGLContext *context);
GdkGLContext *gsk_gl_driver_get_gl_context (GskGLDriver *driver);
int gsk_gl_driver_get_max_texture_size (GskGLDriver *driver);
void gsk_gl_driver_begin_frame (GskGLDriver *driver);
void gsk_gl_driver_end_frame (GskGLDriver *driver);
gboolean gsk_gl_driver_in_frame (GskGLDriver *driver);
int gsk_gl_driver_get_texture_for_texture (GskGLDriver *driver,
GdkTexture *texture,
int min_filter,
int mag_filter);
int gsk_gl_driver_get_texture_for_key (GskGLDriver *driver,
GskTextureKey *key);
void gsk_gl_driver_set_texture_for_key (GskGLDriver *driver,
GskTextureKey *key,
int texture_id);
int gsk_gl_driver_create_texture (GskGLDriver *driver,
float width,
float height);
void gsk_gl_driver_create_render_target (GskGLDriver *driver,
int width,
int height,
int min_filter,
int mag_filter,
int *out_texture_id,
int *out_render_target_id);
void gsk_gl_driver_mark_texture_permanent (GskGLDriver *self,
int texture_id);
void gsk_gl_driver_bind_source_texture (GskGLDriver *driver,
int texture_id);
void gsk_gl_driver_init_texture_empty (GskGLDriver *driver,
int texture_id,
int min_filter,
int max_filter);
void gsk_gl_driver_init_texture (GskGLDriver *driver,
int texture_id,
GdkTexture *texture,
int min_filter,
int mag_filter);
void gsk_gl_driver_destroy_texture (GskGLDriver *driver,
int texture_id);
int gsk_gl_driver_collect_textures (GskGLDriver *driver);
void gsk_gl_driver_slice_texture (GskGLDriver *self,
GdkTexture *texture,
TextureSlice **out_slices,
guint *out_n_slices);
G_END_DECLS
#endif /* __GSK_GL_DRIVER_PRIVATE_H__ */