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52053b7e0a
If EGL is used, we can rely on dmabuf to import textures without doing copies. To get this working on X11, we use the existing SDL hint: SDL_HINT_VIDEO_X11_FORCE_EGL (because dmabuf can't be used with GLX). Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Tested-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com> Reviewed-by: Yiwei Zhang <zzyiwei@gmail.com> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com> Message-ID: <20260303151422.977399-7-dmitry.osipenko@collabora.com> [AJB: ifdef CONFIG_OPENGL/CONFIG_GBM for non-linux hosts] Message-ID: <20260304165043.1437519-9-alex.bennee@linaro.org> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
108 lines
3.4 KiB
C
108 lines
3.4 KiB
C
#ifndef SDL2_H
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#define SDL2_H
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/* Avoid compiler warning because macro is redefined in SDL_syswm.h. */
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#undef WIN32_LEAN_AND_MEAN
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#include <SDL.h>
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/* with Alpine / muslc SDL headers pull in directfb headers
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* which in turn trigger warning about redundant decls for
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* direct_waitqueue_deinit.
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*/
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wredundant-decls"
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#include <SDL_syswm.h>
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#pragma GCC diagnostic pop
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#ifdef CONFIG_SDL_IMAGE
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# include <SDL_image.h>
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#endif
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#include "ui/kbd-state.h"
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#ifdef CONFIG_OPENGL
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# include "ui/egl-helpers.h"
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#endif
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struct sdl2_console {
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DisplayGLCtx dgc;
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DisplayChangeListener dcl;
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DisplaySurface *surface;
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DisplayOptions *opts;
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SDL_Texture *texture;
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SDL_Window *real_window;
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SDL_Renderer *real_renderer;
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int idx;
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int last_vm_running; /* per console for caption reasons */
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int x, y, w, h;
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int hidden;
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int opengl;
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int updates;
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int idle_counter;
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int ignore_hotkeys;
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bool gui_keysym;
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SDL_GLContext winctx;
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QKbdState *kbd;
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bool has_dmabuf;
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#ifdef CONFIG_OPENGL
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QemuGLShader *gls;
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egl_fb guest_fb;
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egl_fb win_fb;
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bool y0_top;
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bool scanout_mode;
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#endif
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};
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void sdl2_window_create(struct sdl2_console *scon);
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void sdl2_window_destroy(struct sdl2_console *scon);
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void sdl2_window_resize(struct sdl2_console *scon);
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void sdl2_poll_events(struct sdl2_console *scon);
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void sdl2_process_key(struct sdl2_console *scon,
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SDL_KeyboardEvent *ev);
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void sdl2_release_modifiers(struct sdl2_console *scon);
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void sdl2_2d_update(DisplayChangeListener *dcl,
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int x, int y, int w, int h);
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void sdl2_2d_switch(DisplayChangeListener *dcl,
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DisplaySurface *new_surface);
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void sdl2_2d_refresh(DisplayChangeListener *dcl);
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void sdl2_2d_redraw(struct sdl2_console *scon);
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bool sdl2_2d_check_format(DisplayChangeListener *dcl,
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pixman_format_code_t format);
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void sdl2_gl_update(DisplayChangeListener *dcl,
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int x, int y, int w, int h);
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void sdl2_gl_switch(DisplayChangeListener *dcl,
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DisplaySurface *new_surface);
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void sdl2_gl_refresh(DisplayChangeListener *dcl);
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void sdl2_gl_redraw(struct sdl2_console *scon);
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QEMUGLContext sdl2_gl_create_context(DisplayGLCtx *dgc,
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QEMUGLParams *params);
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void sdl2_gl_destroy_context(DisplayGLCtx *dgc, QEMUGLContext ctx);
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int sdl2_gl_make_context_current(DisplayGLCtx *dgc,
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QEMUGLContext ctx);
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void sdl2_gl_scanout_disable(DisplayChangeListener *dcl);
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void sdl2_gl_scanout_texture(DisplayChangeListener *dcl,
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uint32_t backing_id,
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bool backing_y_0_top,
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uint32_t backing_width,
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uint32_t backing_height,
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uint32_t x, uint32_t y,
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uint32_t w, uint32_t h,
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void *d3d_tex2d);
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void sdl2_gl_scanout_flush(DisplayChangeListener *dcl,
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uint32_t x, uint32_t y, uint32_t w, uint32_t h);
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void sdl2_gl_scanout_dmabuf(DisplayChangeListener *dcl,
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QemuDmaBuf *dmabuf);
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void sdl2_gl_release_dmabuf(DisplayChangeListener *dcl,
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QemuDmaBuf *dmabuf);
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bool sdl2_gl_has_dmabuf(DisplayChangeListener *dcl);
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void sdl2_gl_console_init(struct sdl2_console *scon);
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#endif /* SDL2_H */
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