egl: Implement libwayland-egl
This library is required and defined by wayland for EGL implementations supporting wayland.
This commit is contained in:
Benjamin Franzke
parent
e586c4b763
commit
214fc6e850
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@ -64,6 +64,7 @@ GLESv1_CM_LIB = GLESv1_CM
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GLESv2_LIB = GLESv2
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VG_LIB = OpenVG
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GLAPI_LIB = glapi
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WAYLAND_EGL_LIB = wayland-egl
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# Library names (actual file names)
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GL_LIB_NAME = @GL_LIB_NAME@
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@ -76,6 +77,7 @@ GLESv1_CM_LIB_NAME = @GLESv1_CM_LIB_NAME@
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GLESv2_LIB_NAME = @GLESv2_LIB_NAME@
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VG_LIB_NAME = @VG_LIB_NAME@
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GLAPI_LIB_NAME = @GLAPI_LIB_NAME@
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WAYLAND_EGL_LIB_NAME = @WAYLAND_EGL_LIB_NAME@
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# Globs used to install the lib and all symlinks
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GL_LIB_GLOB = @GL_LIB_GLOB@
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@ -88,6 +90,7 @@ GLESv1_CM_LIB_GLOB = @GLESv1_CM_LIB_GLOB@
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GLESv2_LIB_GLOB = @GLESv2_LIB_GLOB@
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VG_LIB_GLOB = @VG_LIB_GLOB@
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GLAPI_LIB_GLOB = @GLAPI_LIB_GLOB@
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WAYLAND_EGL_LIB_GLOB = @WAYLAND_EGL_LIB_GLOB@
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# Directories to build
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LIB_DIR = @LIB_DIR@
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@ -131,6 +134,7 @@ GLESv1_CM_LIB_DEPS = $(EXTRA_LIB_PATH) @GLESv1_CM_LIB_DEPS@
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GLESv2_LIB_DEPS = $(EXTRA_LIB_PATH) @GLESv2_LIB_DEPS@
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VG_LIB_DEPS = $(EXTRA_LIB_PATH) @VG_LIB_DEPS@
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GLAPI_LIB_DEPS = $(EXTRA_LIB_PATH) @GLAPI_LIB_DEPS@
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WAYLAND_EGL_LIB_DEPS = $(EXTRA_LIBPATH) @WAYLAND_EGL_LIB_DEPS@
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# DRI dependencies
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DRI_LIB_DEPS = $(EXTRA_LIB_PATH) @DRI_LIB_DEPS@
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@ -184,11 +188,16 @@ GLESv2_PC_LIB_PRIV = @GLESv2_PC_LIB_PRIV@
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EGL_PC_REQ_PRIV = @GL_PC_REQ_PRIV@
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EGL_PC_LIB_PRIV = @GL_PC_LIB_PRIV@
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EGL_PC_CFLAGS = @GL_PC_CFLAGS@
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WAYLAND_EGL_PC_REQ_PRIV = @WAYLAND_EGL_PC_REQ_PRIV@
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WAYLAND_EGL_PC_LIB_PRIV = @WAYLAND_EGL_PC_LIB_PRIV@
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WAYLAND_EGL_PC_CFLAGS = @WAYLAND_EGL_PC_CFLAGS@
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XCB_DRI2_CFLAGS = @XCB_DRI2_CFLAGS@
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XCB_DRI2_LIBS = @XCB_DRI2_LIBS@
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LIBUDEV_CFLAGS = @LIBUDEV_CFLAGS@
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LIBUDEV_LIBS = @LIBUDEV_LIBS@
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WAYLAND_CFLAGS = @WAYLAND_CFLAGS@
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WAYLAND_LIBS = @WAYLAND_LIBS@
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MESA_LLVM = @MESA_LLVM@
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@ -60,6 +60,7 @@ GLESv1_CM_LIB = GLESv1_CM
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GLESv2_LIB = GLESv2
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VG_LIB = OpenVG
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GLAPI_LIB = glapi
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WAYLAND_EGL_LIB = wayland-egl
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# Library names (actual file names)
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@ -73,6 +74,7 @@ GLESv1_CM_LIB_NAME = lib$(GLESv1_CM_LIB).so
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GLESv2_LIB_NAME = lib$(GLESv2_LIB).so
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VG_LIB_NAME = lib$(VG_LIB).so
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GLAPI_LIB_NAME = lib$(GLAPI_LIB).so
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WAYLAND_EGL_LIB_NAME = lib$(WAYLAND_EGL_LIB).so
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# globs used to install the lib and all symlinks
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GL_LIB_GLOB = $(GL_LIB_NAME)*
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@ -85,6 +87,7 @@ GLESv1_CM_LIB_GLOB = $(GLESv1_CM_LIB_NAME)*
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GLESv2_LIB_GLOB = $(GLESv2_LIB_NAME)*
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VG_LIB_GLOB = $(VG_LIB_NAME)*
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GLAPI_LIB_GLOB = $(GLAPI_LIB_NAME)*
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WAYLAND_EGL_LIB_GLOB = $(WAYLAND_EGL_LIB_NAME)*
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# Optional assembly language optimization files for libGL
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MESA_ASM_SOURCES =
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@ -131,6 +134,7 @@ GLESv1_CM_LIB_DEPS = $(EXTRA_LIB_PATH) -lpthread
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GLESv2_LIB_DEPS = $(EXTRA_LIB_PATH) -lpthread
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VG_LIB_DEPS = $(EXTRA_LIB_PATH) -lpthread
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GLAPI_LIB_DEPS = $(EXTRA_LIB_PATH) -lpthread
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WAYLAND_EGL_LIB_DEPS = $(EXTRA_LIB_PATH) -lwayland-client -ldrm
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# Program dependencies - specific GL/glut libraries added in Makefiles
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APP_LIB_DEPS = -lm
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@ -179,3 +183,6 @@ GLESv2_PC_CFLAGS =
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VG_PC_REQ_PRIV =
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VG_PC_LIB_PRIV =
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VG_PC_CFLAGS =
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WAYLAND_EGL_PC_REQ_PRIV =
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WAYLAND_EGL_PC_LIB_PRIV =
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WAYLAND_EGL_PC_CFLAGS =
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17
configure.ac
17
configure.ac
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@ -318,6 +318,7 @@ GLESv1_CM_LIB_NAME='lib$(GLESv1_CM_LIB).'${LIB_EXTENSION}
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GLESv2_LIB_NAME='lib$(GLESv2_LIB).'${LIB_EXTENSION}
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VG_LIB_NAME='lib$(VG_LIB).'${LIB_EXTENSION}
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GLAPI_LIB_NAME='lib$(GLAPI_LIB).'${LIB_EXTENSION}
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WAYLAND_EGL_LIB_NAME='lib$(WAYLAND_EGL_LIB).'${LIB_EXTENSION}
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GL_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GL_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
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GLU_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLU_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
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@ -330,6 +331,7 @@ GLESv1_CM_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLESv1_CM_LIB)'${LIB_VERSION_SEPARATOR}'
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GLESv2_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLESv2_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
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VG_LIB_GLOB=${LIB_PREFIX_GLOB}'$(VG_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
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GLAPI_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLAPI_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
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WAYLAND_EGL_LIB_GLOB=${LIB_PREFIX_GLOB}'$(WAYLAND_EGL_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
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AC_SUBST([GL_LIB_NAME])
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AC_SUBST([GLU_LIB_NAME])
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@ -341,6 +343,7 @@ AC_SUBST([GLESv1_CM_LIB_NAME])
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AC_SUBST([GLESv2_LIB_NAME])
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AC_SUBST([VG_LIB_NAME])
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AC_SUBST([GLAPI_LIB_NAME])
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AC_SUBST([WAYLAND_EGL_LIB_NAME])
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AC_SUBST([GL_LIB_GLOB])
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AC_SUBST([GLU_LIB_GLOB])
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@ -352,6 +355,7 @@ AC_SUBST([GLESv1_CM_LIB_GLOB])
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AC_SUBST([GLESv2_LIB_GLOB])
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AC_SUBST([VG_LIB_GLOB])
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AC_SUBST([GLAPI_LIB_GLOB])
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AC_SUBST([WAYLAND_EGL_LIB_GLOB])
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dnl
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dnl Arch/platform-specific settings
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@ -1515,6 +1519,8 @@ AC_ARG_WITH([egl-displays],
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[with_egl_platforms="$withval"])
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EGL_PLATFORMS=""
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WAYLAND_EGL_LIB_DEPS=""
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case "$with_egl_platforms" in
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yes)
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if test "x$enable_egl" = xyes && test "x$mesa_driver" != xosmesa; then
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@ -1539,6 +1545,7 @@ yes)
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if test "$plat" = "wayland"; then
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PKG_CHECK_MODULES([WAYLAND], [wayland-client],, \
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[AC_MSG_ERROR([cannot find libwayland-client])])
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WAYLAND_EGL_LIB_DEPS="$WAYLAND_LIBS $LIBDRM_LIBS"
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fi
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done
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EGL_PLATFORMS="$egl_platforms"
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@ -1546,6 +1553,16 @@ yes)
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esac
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AC_SUBST([EGL_PLATFORMS])
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AC_SUBST([WAYLAND_EGL_LIB_DEPS])
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WAYLAND_EGL_PC_REQ_PRIV="wayland-client libdrm"
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WAYLAND_EGL_PC_LIB_PRIV=
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WAYLAND_EGL_PC_CFLAGS=
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AC_SUBST([WAYLAND_EGL_PC_REQ_PRIV])
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AC_SUBST([WAYLAND_EGL_PC_LIB_PRIV])
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AC_SUBST([WAYLAND_EGL_PC_CFLAGS])
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AC_ARG_WITH([egl-driver-dir],
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[AS_HELP_STRING([--with-egl-driver-dir=DIR],
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[directory for EGL drivers [[default=${libdir}/egl]]])],
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@ -0,0 +1,67 @@
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# src/egl/main/Makefile
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TOP = ../../..
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include $(TOP)/configs/current
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INCLUDE_DIRS = -I$(TOP)/include
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HEADERS = wayland-egl-priv.h
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SOURCES = wayland-egl.c
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OBJECTS = $(SOURCES:.c=.o)
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LOCAL_CFLAGS = -I$(TOP)/include/EGL $(LIBDRM_CFLAGS) $(WAYLAND_CFLAGS)
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LOCAL_LIBS =
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.c.o:
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$(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $(LOCAL_CFLAGS) $< -o $@
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default: depend library
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# wayland-egl Library
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library: $(TOP)/$(LIB_DIR)/$(WAYLAND_EGL_LIB_NAME)
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$(TOP)/$(LIB_DIR)/$(WAYLAND_EGL_LIB_NAME): $(OBJECTS) $(LOCAL_LIBS)
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$(MKLIB) -o $(WAYLAND_EGL_LIB) -linker '$(CC)' -ldflags '$(LDFLAGS)' \
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-install $(TOP)/$(LIB_DIR) $(MKLIB_OPTIONS) \
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-L$(TOP)/$(LIB_DIR) $(WAYLAND_EGL_LIB_DEPS) \
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$(OBJECTS) $(LOCAL_LIBS)
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PKG_CONFIG_DIR = $(INSTALL_LIB_DIR)/pkgconfig
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gl_pcedit = sed \
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-e 's,@INSTALL_DIR@,$(INSTALL_DIR),' \
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-e 's,@INSTALL_LIB_DIR@,$(INSTALL_LIB_DIR),' \
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-e 's,@INSTALL_INC_DIR@,$(INSTALL_INC_DIR),' \
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-e 's,@VERSION@,$(MESA_MAJOR).$(MESA_MINOR).$(MESA_TINY),' \
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-e 's,@WAYLAND_EGL_PC_REQ_PRIV@,$(WAYLAND_EGL_PC_REQ_PRIV),' \
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-e 's,@WAYLAND_EGL_PC_LIB_PRIV@,$(WAYLAND_EGL_PC_LIB_PRIV),' \
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-e 's,@WAYLAND_EGL_PC_CFLAGS@,$(WAYLAND_EGL_PC_CFLAGS),' \
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-e 's,@WAYLAND_EGL_LIB@,$(WAYLAND_EGL_LIB),'
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wayland-egl.pc: wayland-egl.pc.in
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$(gl_pcedit) $< > $@
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install: default wayland-egl.pc
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$(INSTALL) -d $(DESTDIR)$(INSTALL_LIB_DIR)
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$(MINSTALL) $(TOP)/$(LIB_DIR)/$(WAYLAND_EGL_LIB_GLOB) \
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$(DESTDIR)$(INSTALL_LIB_DIR)
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$(INSTALL) -d $(DESTDIR)$(PKG_CONFIG_DIR)
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$(INSTALL) -m 644 wayland-egl.pc $(DESTDIR)$(PKG_CONFIG_DIR)
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clean:
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-rm -f *.o
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-rm -f depend depend.bak
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depend: $(SOURCES) $(HEADERS)
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@ echo "running $(MKDEP)"
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@ rm -f depend
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@ touch depend
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$(MKDEP) $(MKDEP_OPTIONS) $(DEFINES) $(INCLUDE_DIRS) \
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$(SOURCES) $(HEADERS) > /dev/null 2>/dev/null
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-include depend
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# DO NOT DELETE
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@ -0,0 +1,60 @@
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#ifndef _WAYLAND_EGL_PRIV_H
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#define _WAYLAND_EGL_PRIV_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* GCC visibility */
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#if defined(__GNUC__) && __GNUC__ >= 4
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#define WL_EGL_EXPORT __attribute__ ((visibility("default")))
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#else
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#define WL_EGL_EXPORT
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#endif
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#include <stdbool.h>
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#include <wayland-client.h>
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struct wl_egl_display {
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struct wl_display *display;
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struct wl_drm *drm;
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int fd;
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char *device_name;
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bool authenticated;
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void (*glFlush)(void);
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};
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struct wl_egl_window {
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struct wl_surface *surface;
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struct wl_visual *visual;
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int width;
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int height;
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int dx;
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int dy;
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int attached_width;
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int attached_height;
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};
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struct wl_egl_pixmap {
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struct wl_egl_display *display;
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struct wl_visual *visual;
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int name;
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int width;
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int height;
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int stride;
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void (*destroy) (struct wl_egl_pixmap *egl_pixmap);
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void *driver_private;
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};
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#ifdef __cplusplus
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}
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#endif
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#endif
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@ -0,0 +1,224 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <dlfcn.h>
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#include <wayland-client.h>
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#include <xf86drm.h>
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#include "wayland-egl.h"
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#include "wayland-egl-priv.h"
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static void
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drm_handle_device(void *data, struct wl_drm *drm, const char *device)
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{
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struct wl_egl_display *egl_display = data;
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drm_magic_t magic;
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egl_display->device_name = strdup(device);
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egl_display->fd = open(egl_display->device_name, O_RDWR);
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if (egl_display->fd == -1) {
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fprintf(stderr, "wayland-egl: could not open %s (%s)",
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egl_display->device_name, strerror(errno));
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return;
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}
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drmGetMagic(egl_display->fd, &magic);
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wl_drm_authenticate(egl_display->drm, magic);
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}
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static void
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drm_handle_authenticated(void *data, struct wl_drm *drm)
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{
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struct wl_egl_display *egl_display = data;
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egl_display->authenticated = true;
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}
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static const struct wl_drm_listener drm_listener = {
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drm_handle_device,
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drm_handle_authenticated
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};
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static void
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wl_display_handle_global(struct wl_display *display, uint32_t id,
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const char *interface, uint32_t version, void *data)
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{
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struct wl_egl_display *egl_display = data;
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if (strcmp(interface, "drm") == 0) {
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egl_display->drm = wl_drm_create(display, id);
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wl_drm_add_listener(egl_display->drm, &drm_listener,
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egl_display);
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}
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}
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/* stolen from egl_dri2:dri2_load() */
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static void *
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get_flush_address() {
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void *handle;
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void *(*get_proc_address)(const char *procname);
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handle = dlopen(NULL, RTLD_LAZY | RTLD_GLOBAL);
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if (handle) {
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get_proc_address = (void* (*)(const char *))
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dlsym(handle, "_glapi_get_proc_address");
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/* no need to keep a reference */
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dlclose(handle);
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}
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/*
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* If glapi is not available, loading DRI drivers will fail. Ideally, we
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* should load one of libGL, libGLESv1_CM, or libGLESv2 and go on. But if
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* the app has loaded another one of them with RTLD_LOCAL, there may be
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* unexpected behaviors later because there will be two copies of glapi
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* (with global variables of the same names!) in the memory.
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*/
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if (!get_proc_address) {
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fprintf(stderr, "failed to find _glapi_get_proc_address");
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return NULL;
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}
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return get_proc_address("glFlush");
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}
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WL_EGL_EXPORT struct wl_egl_display *
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wl_egl_display_create(struct wl_display *display)
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{
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struct wl_egl_display *egl_display;
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egl_display = malloc(sizeof *egl_display);
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if (!egl_display)
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return NULL;
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egl_display->display = display;
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egl_display->drm = NULL;
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egl_display->device_name = NULL;
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egl_display->authenticated = false;
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egl_display->glFlush = (void (*)(void)) get_flush_address();
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wl_display_add_global_listener(display, wl_display_handle_global,
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egl_display);
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return egl_display;
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}
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WL_EGL_EXPORT void
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wl_egl_display_destroy(struct wl_egl_display *egl_display)
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{
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free(egl_display->device_name);
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close(egl_display->fd);
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|
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wl_drm_destroy(egl_display->drm);
|
||||
|
||||
free(egl_display);
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT void
|
||||
wl_egl_window_resize(struct wl_egl_window *egl_window,
|
||||
int width, int height,
|
||||
int dx, int dy)
|
||||
{
|
||||
egl_window->width = width;
|
||||
egl_window->height = height;
|
||||
egl_window->dx = dx;
|
||||
egl_window->dy = dy;
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT struct wl_egl_window *
|
||||
wl_egl_window_create(struct wl_surface *surface,
|
||||
int width, int height,
|
||||
struct wl_visual *visual)
|
||||
{
|
||||
struct wl_egl_window *egl_window;
|
||||
|
||||
egl_window = malloc(sizeof *egl_window);
|
||||
if (!egl_window)
|
||||
return NULL;
|
||||
|
||||
egl_window->surface = surface;
|
||||
egl_window->visual = visual;
|
||||
wl_egl_window_resize(egl_window, width, height, 0, 0);
|
||||
egl_window->attached_width = 0;
|
||||
egl_window->attached_height = 0;
|
||||
|
||||
return egl_window;
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT void
|
||||
wl_egl_window_destroy(struct wl_egl_window *egl_window)
|
||||
{
|
||||
free(egl_window);
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT void
|
||||
wl_egl_window_get_attached_size(struct wl_egl_window *egl_window,
|
||||
int *width, int *height)
|
||||
{
|
||||
if (width)
|
||||
*width = egl_window->attached_width;
|
||||
if (height)
|
||||
*height = egl_window->attached_height;
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT struct wl_egl_pixmap *
|
||||
wl_egl_pixmap_create(struct wl_egl_display *egl_display,
|
||||
int width, int height,
|
||||
struct wl_visual *visual, uint32_t flags)
|
||||
{
|
||||
struct wl_egl_pixmap *egl_pixmap;
|
||||
|
||||
egl_pixmap = malloc(sizeof *egl_pixmap);
|
||||
if (egl_pixmap == NULL)
|
||||
return NULL;
|
||||
|
||||
egl_pixmap->display = egl_display;
|
||||
egl_pixmap->width = width;
|
||||
egl_pixmap->height = height;
|
||||
egl_pixmap->visual = visual;
|
||||
egl_pixmap->name = 0;
|
||||
egl_pixmap->stride = 0;
|
||||
|
||||
egl_pixmap->destroy = NULL;
|
||||
|
||||
return egl_pixmap;
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT void
|
||||
wl_egl_pixmap_destroy(struct wl_egl_pixmap *egl_pixmap)
|
||||
{
|
||||
if (egl_pixmap->destroy)
|
||||
egl_pixmap->destroy(egl_pixmap);
|
||||
free(egl_pixmap);
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT struct wl_buffer *
|
||||
wl_egl_pixmap_create_buffer(struct wl_egl_display *egl_display,
|
||||
struct wl_egl_pixmap *egl_pixmap)
|
||||
{
|
||||
if (egl_pixmap->name == 0)
|
||||
return NULL;
|
||||
|
||||
return wl_drm_create_buffer(egl_display->drm, egl_pixmap->name,
|
||||
egl_pixmap->width, egl_pixmap->height,
|
||||
egl_pixmap->stride, egl_pixmap->visual);
|
||||
}
|
||||
|
||||
WL_EGL_EXPORT void
|
||||
wl_egl_pixmap_flush(struct wl_egl_display *egl_display,
|
||||
struct wl_egl_pixmap *egl_pixmap)
|
||||
{
|
||||
if (egl_display->glFlush)
|
||||
egl_display->glFlush();
|
||||
}
|
||||
|
|
@ -0,0 +1,12 @@
|
|||
prefix=@INSTALL_DIR@
|
||||
exec_prefix=${prefix}
|
||||
libdir=@INSTALL_LIB_DIR@
|
||||
includedir=@INSTALL_INC_DIR@
|
||||
|
||||
Name: wayland-egl
|
||||
Description: Mesa wayland-egl library
|
||||
Requires.private: @WAYLAND_EGL_PC_REQ_PRIV@
|
||||
Version: @VERSION@
|
||||
Libs: -L${libdir} -l@WAYLAND_EGL_LIB@
|
||||
Libs.private: @WAYLAND_EGL_PC_LIB_PRIV@
|
||||
Cflags: -I${includedir} @WAYLAND_EGL_PC_CFLAGS@
|
||||
Loading…
Reference in New Issue