snes9x/gtk/src/gtk_display_driver_opengl.h

74 lines
1.9 KiB
C++

#ifndef __GTK_DISPLAY_DRIVER_OPENGL_H
#define __GTK_DISPLAY_DRIVER_OPENGL_H
#include "gtk_s9x.h"
#include "gtk_display_driver.h"
#include <epoxy/gl.h>
#include "gtk_opengl_context.h"
#ifdef GDK_WINDOWING_X11
#include "gtk_glx_context.h"
#endif
#ifdef GDK_WINDOWING_WAYLAND
#include "gtk_wayland_egl_context.h"
#endif
#include "shaders/glsl.h"
#define BUFFER_OFFSET(i) ((char *) NULL + (i))
class S9xOpenGLDisplayDriver : public S9xDisplayDriver
{
public:
S9xOpenGLDisplayDriver (Snes9xWindow *window, Snes9xConfig *config);
void refresh (int width, int height);
int init ();
void deinit ();
void clear_buffers ();
void update (int width, int height, int yoffset);
uint16 *get_next_buffer ();
uint16 *get_current_buffer ();
void push_buffer (uint16 *src);
void *get_parameters ();
void save (const char *filename);
static int query_availability ();
private:
int opengl_defaults ();
void swap_buffers ();
int load_shaders (const char *);
void update_texture_size (int width, int height);
int create_context ();
void resize ();
GLint texture_width;
GLint texture_height;
GLfloat vertices[8];
GLfloat texcoords[8];
GLuint texmap;
GLuint pbo;
bool npot;
bool using_pbos;
bool initialized;
bool using_glsl_shaders;
GLSLShader *glsl_shader;
GdkWindow *gdk_window;
int output_window_width;
int output_window_height;
OpenGLContext *context;
#ifdef GDK_WINDOWING_X11
GTKGLXContext glx;
#endif
#ifdef GDK_WINDOWING_WAYLAND
WaylandEGLContext wl;
#endif
};
#endif /* __GTK_DISPLAY_DRIVER_OPENGL_H */