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@@ -40,13 +40,29 @@ else()
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set(DEFAULT_PATHSEP ":")
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endif()
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-#TODO figure out what to do about release/debug vs OPTIMIZE level.
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+# TODO: Figure out what to do about release/debug vs OPTIMIZE level.
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if(CMAKE_BUILD_TYPE STREQUAL "Debug" OR CMAKE_BUILD_TYPE STREQUAL "")
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set(DO_DEBUG ON)
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else()
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set(DO_DEBUG OFF)
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endif()
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+# Provide convenient boolean expression based on build type
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+if(CMAKE_BUILD_TYPE MATCHES "Debug")
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+ set(IS_DEBUG_BUILD True)
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+ set(IS_NOT_DEBUG_BUILD False)
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+else()
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+ set(IS_DEBUG_BUILD False)
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+ set(IS_NOT_DEBUG_BUILD True)
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+endif()
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+
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+if(CMAKE_BUILD_TYPE MATCHES "MinSizeRel")
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+ set(IS_MINSIZE_BUILD True)
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+ set(IS_NOT_MINSIZE_BUILD False)
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+else()
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+ set(IS_MINSIZE_BUILD False)
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+ set(IS_NOT_MINSIZE_BUILD True)
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+endif()
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# Panda uses prc files for runtime configuration. There are many
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# compiled-in options to customize the behavior of the prc config
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@@ -528,6 +544,152 @@ find_package(ZLIB)
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package_option(ZLIB DEFAULT ON
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"Enables support for compression of Panda assets.")
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+
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+# Is OpenGL installed, and where?
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+find_package(OpenGL QUIET)
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+set(GL_FOUND ${OPENGL_FOUND})
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+package_option(GL "Enable OpenGL support.")
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+
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+# If you are having trouble linking in OpenGL extension functions at
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+# runtime for some reason, you can set this variable. It also,
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+# requires you to install the OpenGL header files and compile-time
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+# libraries appropriate to the version you want to compile against.
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+set(MIN_GL_VERSION "1 1" CACHE STRING
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+ "The variable is the major, minor version of OpenGL, separated by a
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+space (instead of a dot). Thus, "1 1" means OpenGL version 1.1.
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+
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+This defines the minimum runtime version of OpenGL that Panda will
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+require. Setting it to a higher version will compile in hard
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+references to the extension functions provided by that OpenGL
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+version and below, which may reduce runtime portability to other
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+systems, but it will avoid issues with getting extension function
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+pointers.")
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+
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+# Is Mesa installed separately from OpenGL? Mesa is an open-source
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+# software-only OpenGL renderer. Panda can link with it
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+# independently from OpenGL (and if Mesa is built statically, and/or
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+# with -DUSE_MGL_NAMESPACE declared to rename gl* to mgl*, it can
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+# switch between the system OpenGL implementation and the Mesa
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+# implementation at runtime).
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+
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+# Also, Mesa includes some core libraries (in libOSMesa.so) that
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+# allow totally headless rendering, handy if you want to run a
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+# renderer as a batch service, and you don't want to insist that a
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+# user be logged on to the desktop or otherwise deal with X11 or
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+# Windows.
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+
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+# TODO: Mesa
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+#find_package(Mesa)
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+
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+#package_option(MESA
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+# "When set, will build libmesadisplay, which can be used in lieu of
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+#libpandagl or libpandadx to do rendering. However, for most
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+#applications, you don't need to do this, since (a) if you have
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+#hardware rendering capability, you probably don't want to use Mesa,
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+#since it's software-only, and (b) if you don't have hardware
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+#rendering, you can install Mesa as the system's OpenGL
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+#implementation, so you can just use the normal libpandagl.
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+#You only need to define HAVE_MESA if you want to run totally headless,
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+#or if you want to be able to easily switch between Mesa and the
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+#system OpenGL implementation at runtime. If you compiled Mesa with
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+#USE_MGL_NAMESPACE defined, define MESA_MGL here.")
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+
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+set(MIN_MESA_VERSION "1 1" CACHE STRING
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+ "Similar to MIN_GL_VERSION, above.")
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+
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+
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+# Should build tinydisplay?
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+option(HAVE_TINYDISPLAY
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+ "Builds TinyDisplay, a light software renderer based on TinyGL,
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+that is built into Panda. TinyDisplay is not as full-featured as Mesa
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+but is many times faster." ${IS_NOT_MINSIZE_BUILD})
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+
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+
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+# TODO: OpenGL ES
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+# Is OpenGL ES 1.x installed, and where?
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+#find_package(OpenGLES)
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+
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+#package_option(GLES
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+# "Enable OpenGL ES 1.x support, a minimal subset of
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+#OpenGL for mobile devices.")
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+
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+# Is OpenGL ES 2.x installed, and where?
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+#find_package(OpenGLES)
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+
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+#package_option(GLES2
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+# "Enable OpenGL ES 2.x support, a version of OpenGL ES but without
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+#fixed-function pipeline - everything is programmable there.")
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+
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+# Is EGL installed, and where?
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+#package_option(EGL
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+# "Enable EGL support. EGL is like GLX, but for OpenGL ES.")
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+
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+
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+# Is SDL installed, and where?
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+set(Threads_FIND_QUIETLY TRUE) # Fix for builtin FindSDL
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+set(Eigen3_FIND_QUIETLY TRUE) # Fix for builtin FindSDL
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+set(PythonLibs_FIND_QUIETLY TRUE) # Fix for builtin FindSDL
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+set(PythonInterp_FIND_QUIETLY TRUE) # Fix for builtin FindSDL
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+
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+find_package(SDL QUIET)
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+
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+package_option(SDL
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+ "The SDL library is useful only for tinydisplay, and is not even
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+required for that, as tinydisplay is also supported natively on
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+each supported platform.")
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+
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+# Cleanup after builtin FindSDL
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+mark_as_advanced(SDLMAIN_LIBRARY)
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+mark_as_advanced(SDL_INCLUDE_DIR)
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+mark_as_advanced(SDL_LIBRARY)
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+mark_as_advanced(SDL_LIBRARY_TEMP)
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+
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+
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+# TODO: XF86DGA
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+# This defines if we have XF86DGA installed.
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+#find_package(XF86DGA QUIET)
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+
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+#package_option(XF86DGA
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+# "This enables smooth FPS-style mouse in x11display,
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+#when mouse mode M_relative is used.")
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+
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+
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+# TODO: XRANDR
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+#find_package(Xrandr QUIET)
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+#package_option(XRANDR
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+# "This enables resolution switching in x11display.")
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+
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+
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+# TODO: XCURSOR
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+#find_package(Xcursor QUIET)
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+#package_option(XCURSOR
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+# "This enables custom cursor support in x11display.")
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+
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+if(HAVE_GL AND HAVE_X11)
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+ option(HAVE_GLX "Enables GLX. Requires OpenGL and X11." ON)
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+else()
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+ option(HAVE_GLX "Enables GLX. Requires OpenGL and X11." OFF)
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+endif()
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+
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+option(LINK_IN_GLXGETPROCADDRESS
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+ "Define this to compile in a reference to the glXGetProcAddress().
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+This is only relevant from platforms using OpenGL under X."
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+ OFF)
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+
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+if(WIN32 AND HAVE_GL)
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+ option(HAVE_WGL "Enable WGL. Requires OpenGL on Windows." ON)
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+else()
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+ option(HAVE_WGL "Enable WGL. Requires OpenGL on Windows." OFF)
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+endif()
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+
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+if(IS_OSX)
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+ option(HAVE_COCOA "Enable Cocoa. Requires Mac OS X." ON)
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+ option(HAVE_CARBON "Enable Carbon. Requires Mac OS X." ON)
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+else()
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+ option(HAVE_COCOA "Enable Cocoa. Requires Mac OS X." OFF)
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+ option(HAVE_CARBON "Enable Carbon. Requires Mac OS X." OFF)
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+endif()
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+
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#
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# <<<<<< Insert the rest of the Config.pp
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# port of third-party libs here <<<<<<<
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@@ -564,27 +726,19 @@ build (such as, for instance, for the iPhone)." ON)
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# These image formats don't require the assistance of a third-party
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# library to read and write, so there's normally no reason to disable
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# them int he build, unless you are looking to reduce the memory footprint.
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-if(CMAKE_BUILD_TYPE MATCHES "MinSizeRel")
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- set(BUILD_TYPE_USE_IMAGES OFF)
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-else()
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- set(BUILD_TYPE_USE_IMAGES ON)
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-endif()
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-
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option(HAVE_SGI_RGB "Enable support for loading SGI RGB images."
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- ${BUILD_TYPE_USE_IMAGES})
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+ ${IS_NOT_MINSIZE_BUILD})
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option(HAVE_TGA "Enable support for loading TGA images."
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- ${BUILD_TYPE_USE_IMAGES})
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+ ${IS_NOT_MINSIZE_BUILD})
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option(HAVE_IMG "Enable support for loading IMG images."
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- ${BUILD_TYPE_USE_IMAGES})
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+ ${IS_NOT_MINSIZE_BUILD})
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option(HAVE_SOFTIMAGE_PIC
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"Enable support for loading SOFTIMAGE PIC images."
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- ${BUILD_TYPE_USE_IMAGES})
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+ ${IS_NOT_MINSIZE_BUILD})
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option(HAVE_BMP "Enable support for loading BMP images."
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- ${BUILD_TYPE_USE_IMAGES})
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+ ${IS_NOT_MINSIZE_BUILD})
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option(HAVE_PNM "Enable support for loading PNM images."
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- ${BUILD_TYPE_USE_IMAGES})
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-
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-unset(BUILD_TYPE_USE_IMAGES)
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+ ${IS_NOT_MINSIZE_BUILD})
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mark_as_advanced(HAVE_SGI_RGB HAVE_TGA
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HAVE_IMG HAVE_SOFTIMAGE_PIC HAVE_BMP HAVE_PNM)
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@@ -698,18 +852,11 @@ message(STATUS "")
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message(STATUS "See dtool_config.h for more details about the specified configuration.\n")
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### Miscellaneous configuration
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-if(CMAKE_BUILD_TYPE MATCHES "MinSizeRel")
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- unset(COMPILE_IN_DEFAULT_FONT CACHE)
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- option(COMPILE_IN_DEFAULT_FONT
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- "If on, compiles in a default font, so that every TextNode will always
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+option(COMPILE_IN_DEFAULT_FONT
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+ "If on, compiles in a default font, so that every TextNode will always
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have a font available without requiring the user to specify one.
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-When turned off, the generated library will save a few kilobytes." OFF)
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-else()
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- option(COMPILE_IN_DEFAULT_FONT
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- "If on, compiles in a default font, so that every TextNode will always
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-have a font available without requiring the user to specify one.
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-When turned off, the generated library will save a few kilobytes." ON)
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-endif()
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+When turned off, the generated library will save a few kilobytes."
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+ ${IS_NOT_MINSIZE_BUILD})
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option(STDFLOAT_DOUBLE
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"Define this true to compile a special version of Panda to use a
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kestred