diff options
author | wm4 <wm4@nowhere> | 2015-12-19 12:59:07 +0100 |
---|---|---|
committer | wm4 <wm4@nowhere> | 2015-12-19 14:14:12 +0100 |
commit | 6154c1d06d38bd236a0adb57556f7d871b75469b (patch) | |
tree | b99c5a3a50411cdddfeb8a2d2d85660d8ed349c2 /video/out/opengl/common.c | |
parent | 32cd85bc7ecfa74d3fefef5570e4ef546ae0643a (diff) | |
download | mpv-6154c1d06d38bd236a0adb57556f7d871b75469b.tar.bz2 mpv-6154c1d06d38bd236a0adb57556f7d871b75469b.tar.xz |
vo_opengl: split backend code from common.c to context.c
Now common.c only contains the code for the function loader, while
context.c contains the backend loader/dispatcher.
Not calling it "backend.c", because the central struct is called
MPGLContext.
Diffstat (limited to 'video/out/opengl/common.c')
-rw-r--r-- | video/out/opengl/common.c | 196 |
1 files changed, 1 insertions, 195 deletions
diff --git a/video/out/opengl/common.c b/video/out/opengl/common.c index 00cd535301..80e0348a3c 100644 --- a/video/out/opengl/common.c +++ b/video/out/opengl/common.c @@ -26,11 +26,6 @@ * version 2.1 of the License, or (at your option) any later version. */ -/** - * \file gl_common.c - * \brief OpenGL helper functions used by vo_gl.c and vo_gl2.c - */ - #include <stddef.h> #include <stdlib.h> #include <stdio.h> @@ -38,11 +33,9 @@ #include <stdbool.h> #include <math.h> #include <assert.h> -#include "talloc.h" + #include "common.h" #include "common/common.h" -#include "options/options.h" -#include "options/m_option.h" // This guesses if the current GL context is a suspected software renderer. static bool is_software_gl(GL *gl) @@ -534,190 +527,3 @@ void mpgl_load_functions(GL *gl, void *(*getProcAddress)(const GLubyte *), { mpgl_load_functions2(gl, get_procaddr_wrapper, getProcAddress, ext2, log); } - -extern const struct mpgl_driver mpgl_driver_x11; -extern const struct mpgl_driver mpgl_driver_x11egl; -extern const struct mpgl_driver mpgl_driver_x11_probe; -extern const struct mpgl_driver mpgl_driver_drm_egl; -extern const struct mpgl_driver mpgl_driver_cocoa; -extern const struct mpgl_driver mpgl_driver_wayland; -extern const struct mpgl_driver mpgl_driver_w32; -extern const struct mpgl_driver mpgl_driver_angle; -extern const struct mpgl_driver mpgl_driver_dxinterop; -extern const struct mpgl_driver mpgl_driver_rpi; - -static const struct mpgl_driver *const backends[] = { -#if HAVE_RPI - &mpgl_driver_rpi, -#endif -#if HAVE_GL_COCOA - &mpgl_driver_cocoa, -#endif -#if HAVE_EGL_ANGLE - &mpgl_driver_angle, -#endif -#if HAVE_GL_WIN32 - &mpgl_driver_w32, -#endif -#if HAVE_GL_DXINTEROP - &mpgl_driver_dxinterop, -#endif -#if HAVE_GL_WAYLAND - &mpgl_driver_wayland, -#endif -#if HAVE_GL_X11 - &mpgl_driver_x11_probe, -#endif -#if HAVE_EGL_X11 - &mpgl_driver_x11egl, -#endif -#if HAVE_GL_X11 - &mpgl_driver_x11, -#endif -#if HAVE_EGL_DRM - &mpgl_driver_drm_egl, -#endif -}; - -int mpgl_find_backend(const char *name) -{ - if (name == NULL || strcmp(name, "auto") == 0) - return -1; - for (int n = 0; n < MP_ARRAY_SIZE(backends); n++) { - if (strcmp(backends[n]->name, name) == 0) - return n; - } - return -2; -} - -int mpgl_validate_backend_opt(struct mp_log *log, const struct m_option *opt, - struct bstr name, struct bstr param) -{ - if (bstr_equals0(param, "help")) { - mp_info(log, "OpenGL windowing backends:\n"); - mp_info(log, " auto (autodetect)\n"); - for (int n = 0; n < MP_ARRAY_SIZE(backends); n++) - mp_info(log, " %s\n", backends[n]->name); - return M_OPT_EXIT - 1; - } - char s[20]; - snprintf(s, sizeof(s), "%.*s", BSTR_P(param)); - return mpgl_find_backend(s) >= -1 ? 1 : M_OPT_INVALID; -} - -#if HAVE_C11_TLS -static _Thread_local MPGLContext *current_context; - -static void * GLAPIENTRY get_native_display(const char *name) -{ - if (current_context && current_context->native_display_type && - name && strcmp(current_context->native_display_type, name) == 0) - return current_context->native_display; - return NULL; -} - -static void set_current_context(MPGLContext *context) -{ - current_context = context; - if (context && !context->gl->MPGetNativeDisplay) - context->gl->MPGetNativeDisplay = get_native_display; -} -#else -static void set_current_context(MPGLContext *context) -{ -} -#endif - -static MPGLContext *init_backend(struct vo *vo, const struct mpgl_driver *driver, - bool probing, int vo_flags) -{ - MPGLContext *ctx = talloc_ptrtype(NULL, ctx); - *ctx = (MPGLContext) { - .gl = talloc_zero(ctx, GL), - .vo = vo, - .driver = driver, - }; - bool old_probing = vo->probing; - vo->probing = probing; // hack; kill it once backends are separate - MP_VERBOSE(vo, "Initializing OpenGL backend '%s'\n", ctx->driver->name); - ctx->priv = talloc_zero_size(ctx, ctx->driver->priv_size); - if (ctx->driver->init(ctx, vo_flags) < 0) { - vo->probing = old_probing; - talloc_free(ctx); - return NULL; - } - vo->probing = old_probing; - - if (!ctx->gl->version && !ctx->gl->es) - goto cleanup; - - if (probing && ctx->gl->es && (vo_flags & VOFLAG_NO_GLES)) { - MP_VERBOSE(ctx->vo, "Skipping GLES backend.\n"); - goto cleanup; - } - - if (ctx->gl->mpgl_caps & MPGL_CAP_SW) { - MP_WARN(ctx->vo, "Suspected software renderer or indirect context.\n"); - if (vo->probing && !(vo_flags & VOFLAG_SW)) - goto cleanup; - } - - ctx->gl->debug_context = !!(vo_flags & VOFLAG_GL_DEBUG); - - set_current_context(ctx); - - return ctx; - -cleanup: - mpgl_uninit(ctx); - return NULL; -} - -// Create a VO window and create a GL context on it. -// vo_flags: passed to the backend's create window function -MPGLContext *mpgl_init(struct vo *vo, const char *backend_name, int vo_flags) -{ - MPGLContext *ctx = NULL; - int index = mpgl_find_backend(backend_name); - if (index == -1) { - for (int n = 0; n < MP_ARRAY_SIZE(backends); n++) { - ctx = init_backend(vo, backends[n], true, vo_flags); - if (ctx) - break; - } - // VO forced, but no backend is ok => force the first that works at all - if (!ctx && !vo->probing) { - for (int n = 0; n < MP_ARRAY_SIZE(backends); n++) { - ctx = init_backend(vo, backends[n], false, vo_flags); - if (ctx) - break; - } - } - } else if (index >= 0) { - ctx = init_backend(vo, backends[index], false, vo_flags); - } - return ctx; -} - -int mpgl_reconfig_window(struct MPGLContext *ctx) -{ - return ctx->driver->reconfig(ctx); -} - -int mpgl_control(struct MPGLContext *ctx, int *events, int request, void *arg) -{ - return ctx->driver->control(ctx, events, request, arg); -} - -void mpgl_swap_buffers(struct MPGLContext *ctx) -{ - ctx->driver->swap_buffers(ctx); -} - -void mpgl_uninit(MPGLContext *ctx) -{ - set_current_context(NULL); - if (ctx) - ctx->driver->uninit(ctx); - talloc_free(ctx); -} |