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ui: opengl updates for dma-buf support.

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Merge remote-tracking branch 'remotes/kraxel/tags/opengl-20171017-pull-request' into staging

ui: opengl updates for dma-buf support.

# gpg: Signature made Tue 17 Oct 2017 12:13:36 BST
# gpg:                using RSA key 0x4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/opengl-20171017-pull-request:
  egl-headless: add dmabuf support
  egl-helpers: add egl_texture_blit and egl_texture_blend
  egl-helpers: add dmabuf import support
  opengl: add flipping vertex shader
  opengl: move shader init from console-gl.c to shader.c
  console: add support for dmabufs

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-10-19 12:09:53 +01:00
commit ba6f0fc25e
18 changed files with 283 additions and 75 deletions
Download patch file Download diff file Expand all files Collapse all files

39
include/ui/console.h
View file

@ -5,12 +5,14 @@
#include "qom/object.h"
#include "qapi/qmp/qdict.h"
#include "qemu/notify.h"
#include "qemu/typedefs.h"
#include "qapi-types.h"
#include "qemu/error-report.h"
#include "qapi/error.h"
#ifdef CONFIG_OPENGL
# include <epoxy/gl.h>
# include "ui/shader.h"
#endif
/* keyboard/mouse support */
@ -180,6 +182,15 @@ struct QEMUGLParams {
int minor_ver;
};
struct QemuDmaBuf {
int fd;
uint32_t width;
uint32_t height;
uint32_t stride;
uint32_t fourcc;
uint32_t texture;
};
typedef struct DisplayChangeListenerOps {
const char *dpy_name;
@ -220,6 +231,13 @@ typedef struct DisplayChangeListenerOps {
uint32_t backing_height,
uint32_t x, uint32_t y,
uint32_t w, uint32_t h);
void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
QemuDmaBuf *dmabuf);
void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
QemuDmaBuf *dmabuf,
uint32_t pos_x, uint32_t pos_y);
void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
QemuDmaBuf *dmabuf);
void (*dpy_gl_update)(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
@ -288,6 +306,13 @@ void dpy_gl_scanout_texture(QemuConsole *con,
uint32_t backing_id, bool backing_y_0_top,
uint32_t backing_width, uint32_t backing_height,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
void dpy_gl_scanout_dmabuf(QemuConsole *con,
QemuDmaBuf *dmabuf);
void dpy_gl_cursor_dmabuf(QemuConsole *con,
QemuDmaBuf *dmabuf,
uint32_t pos_x, uint32_t pos_y);
void dpy_gl_release_dmabuf(QemuConsole *con,
QemuDmaBuf *dmabuf);
void dpy_gl_update(QemuConsole *con,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
@ -298,6 +323,7 @@ int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
bool console_has_gl(QemuConsole *con);
bool console_has_gl_dmabuf(QemuConsole *con);
static inline int surface_stride(DisplaySurface *s)
{
@ -390,22 +416,19 @@ void qemu_console_resize(QemuConsole *con, int width, int height);
DisplaySurface *qemu_console_surface(QemuConsole *con);
/* console-gl.c */
typedef struct ConsoleGLState ConsoleGLState;
#ifdef CONFIG_OPENGL
ConsoleGLState *console_gl_init_context(void);
void console_gl_fini_context(ConsoleGLState *gls);
bool console_gl_check_format(DisplayChangeListener *dcl,
pixman_format_code_t format);
void surface_gl_create_texture(ConsoleGLState *gls,
void surface_gl_create_texture(QemuGLShader *gls,
DisplaySurface *surface);
void surface_gl_update_texture(ConsoleGLState *gls,
void surface_gl_update_texture(QemuGLShader *gls,
DisplaySurface *surface,
int x, int y, int w, int h);
void surface_gl_render_texture(ConsoleGLState *gls,
void surface_gl_render_texture(QemuGLShader *gls,
DisplaySurface *surface);
void surface_gl_destroy_texture(ConsoleGLState *gls,
void surface_gl_destroy_texture(QemuGLShader *gls,
DisplaySurface *surface);
void surface_gl_setup_viewport(ConsoleGLState *gls,
void surface_gl_setup_viewport(QemuGLShader *gls,
DisplaySurface *surface,
int ww, int wh);
#endif

7
include/ui/egl-helpers.h
View file

@ -24,6 +24,10 @@ void egl_fb_setup_new_tex(egl_fb *fb, int width, int height);
void egl_fb_blit(egl_fb *dst, egl_fb *src, bool flip);
void egl_fb_read(void *dst, egl_fb *src);
void egl_texture_blit(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip);
void egl_texture_blend(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip,
int x, int y);
#ifdef CONFIG_OPENGL_DMABUF
extern int qemu_egl_rn_fd;
@ -33,6 +37,9 @@ extern EGLContext qemu_egl_rn_ctx;
int egl_rendernode_init(const char *rendernode);
int egl_get_fd_for_texture(uint32_t tex_id, EGLint *stride, EGLint *fourcc);
void egl_dmabuf_import_texture(QemuDmaBuf *dmabuf);
void egl_dmabuf_release_texture(QemuDmaBuf *dmabuf);
#endif
EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, Window win);

2
include/ui/gtk.h
View file

@ -47,7 +47,7 @@ typedef struct VirtualGfxConsole {
double scale_x;
double scale_y;
#if defined(CONFIG_OPENGL)
ConsoleGLState *gls;
QemuGLShader *gls;
EGLContext ectx;
EGLSurface esurface;
int glupdates;

2
include/ui/sdl2.h
View file

@ -26,7 +26,7 @@ struct sdl2_console {
int idle_counter;
SDL_GLContext winctx;
#ifdef CONFIG_OPENGL
ConsoleGLState *gls;
QemuGLShader *gls;
egl_fb guest_fb;
egl_fb win_fb;
bool y0_top;

12
include/ui/shader.h
View file

@ -3,13 +3,11 @@
#include <epoxy/gl.h>
GLuint qemu_gl_init_texture_blit(GLint texture_blit_prog);
void qemu_gl_run_texture_blit(GLint texture_blit_prog,
GLint texture_blit_vao);
typedef struct QemuGLShader QemuGLShader;
GLuint qemu_gl_create_compile_shader(GLenum type, const GLchar *src);
GLuint qemu_gl_create_link_program(GLuint vert, GLuint frag);
GLuint qemu_gl_create_compile_link_program(const GLchar *vert_src,
const GLchar *frag_src);
void qemu_gl_run_texture_blit(QemuGLShader *gls, bool flip);
QemuGLShader *qemu_gl_init_shader(void);
void qemu_gl_fini_shader(QemuGLShader *gls);
#endif /* QEMU_SHADER_H */

2
include/ui/spice-display.h
View file

@ -119,7 +119,7 @@ struct SimpleSpiceDisplay {
/* opengl rendering */
QEMUBH *gl_unblock_bh;
QEMUTimer *gl_unblock_timer;
ConsoleGLState *gls;
QemuGLShader *gls;
int gl_updates;
bool have_scanout;
bool have_surface;