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/*
* SPDX-License-Identifier: GPL-2.0-or-later
* QEMU UI Console
*/
#ifndef SURFACE_H
#define SURFACE_H
#include "ui/qemu-pixman.h"
#ifdef CONFIG_OPENGL
# include <epoxy/gl.h>
# include "ui/shader.h"
#endif
#define QEMU_ALLOCATED_FLAG 0x01
#define QEMU_PLACEHOLDER_FLAG 0x02
typedef struct DisplaySurface {
pixman_image_t *image;
uint8_t flags;
#ifdef CONFIG_OPENGL
GLenum glformat;
GLenum gltype;
GLuint texture;
#endif
#ifdef WIN32
HANDLE handle;
uint32_t handle_offset;
#endif
} DisplaySurface;
PixelFormat qemu_default_pixelformat(int bpp);
DisplaySurface *qemu_create_displaysurface_from(int width, int height,
pixman_format_code_t format,
int linesize, uint8_t *data);
DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
DisplaySurface *qemu_create_placeholder_surface(int w, int h,
const char *msg);
#ifdef WIN32
void qemu_displaysurface_win32_set_handle(DisplaySurface *surface,
HANDLE h, uint32_t offset);
#endif
DisplaySurface *qemu_create_displaysurface(int width, int height);
void qemu_free_displaysurface(DisplaySurface *surface);
static inline int is_buffer_shared(DisplaySurface *surface)
{
return !(surface->flags & QEMU_ALLOCATED_FLAG);
}
static inline int is_placeholder(DisplaySurface *surface)
{
return surface->flags & QEMU_PLACEHOLDER_FLAG;
}
static inline int surface_stride(DisplaySurface *s)
{
return pixman_image_get_stride(s->image);
}
static inline void *surface_data(DisplaySurface *s)
{
return pixman_image_get_data(s->image);
}
static inline int surface_width(DisplaySurface *s)
{
return pixman_image_get_width(s->image);
}
static inline int surface_height(DisplaySurface *s)
{
return pixman_image_get_height(s->image);
}
static inline pixman_format_code_t surface_format(DisplaySurface *s)
{
return pixman_image_get_format(s->image);
}
static inline int surface_bits_per_pixel(DisplaySurface *s)
{
int bits = PIXMAN_FORMAT_BPP(surface_format(s));
return bits;
}
static inline int surface_bytes_per_pixel(DisplaySurface *s)
{
int bits = PIXMAN_FORMAT_BPP(surface_format(s));
return DIV_ROUND_UP(bits, 8);
}
#endif
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