################################################################################
#
# mesa3d
#
################################################################################

# When updating the version, please also update mesa3d-headers
MESA3D_VERSION = 19.2.0
MESA3D_SOURCE = mesa-$(MESA3D_VERSION).tar.xz
MESA3D_SITE = https://mesa.freedesktop.org/archive
MESA3D_LICENSE = MIT, SGI, Khronos
MESA3D_LICENSE_FILES = docs/license.html
# 0002-configure.ac-invert-order-for-wayland-scanner-check.patch
# 0003-set-LIBCLC_INCLUDEDIR.patch
MESA3D_AUTORECONF = YES

MESA3D_INSTALL_STAGING = YES

MESA3D_PROVIDES =

MESA3D_DEPENDENCIES = \
	host-bison \
	host-flex \
	host-python3-mako \
	expat \
	libdrm \
	zlib

MESA3D_CONF_OPTS = \
	-Dgallium-omx=disabled \
	-Dpower8=false \
	-Dvalgrind=false

ifeq ($(BR2_PACKAGE_MESA3D_LLVM),y)
MESA3D_DEPENDENCIES += host-llvm llvm
MESA3D_CONF_ENV += LLVM_CONFIG=$(STAGING_DIR)/usr/bin/llvm-config
MESA3D_CONF_OPTS += -Dllvm=true
else
# Avoid automatic search of llvm-config
MESA3D_CONF_OPTS += -Dllvm=false
endif

# Disable opencl-icd: OpenCL lib will be named libOpenCL instead of
# libMesaOpenCL and CL headers are installed
ifeq ($(BR2_PACKAGE_MESA3D_OPENCL),y)
MESA3D_PROVIDES += libopencl
MESA3D_DEPENDENCIES += clang libclc
MESA3D_CONF_OPTS += -Dgallium-opencl=standalone
else
MESA3D_CONF_OPTS += -Dgallium-opencl=disabled
endif

ifeq ($(BR2_PACKAGE_MESA3D_NEEDS_ELFUTILS),y)
MESA3D_DEPENDENCIES += elfutils
endif

ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX),y)
# Disable-mangling not yet supported by meson build system.
# glx:
#  dri          : dri based GLX requires at least one DRI driver || dri based GLX requires shared-glapi
#  xlib         : xlib conflicts with any dri driver
#  gallium-xlib : Gallium-xlib based GLX requires at least one gallium driver || Gallium-xlib based GLX requires softpipe or llvmpipe || gallium-xlib conflicts with any dri driver.
MESA3D_CONF_OPTS += -Dglx=dri
ifeq ($(BR2_PACKAGE_MESA3D_NEEDS_XA),y)
MESA3D_CONF_OPTS += -Dgallium-xa=true
else
MESA3D_CONF_OPTS += -Dgallium-xa=false
endif
else
MESA3D_CONF_OPTS += \
	-Dglx=disabled \
	-Dgallium-xa=false
endif

# Drivers

#Gallium Drivers
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_ETNAVIV)  += etnaviv
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_FREEDRENO) += freedreno
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_KMSRO)    += kmsro
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_LIMA)     += lima
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_NOUVEAU)  += nouveau
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_PANFROST) += panfrost
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_R600)     += r600
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_RADEONSI) += radeonsi
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_SVGA)     += svga
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_SWRAST)   += swrast
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_TEGRA)    += tegra
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VC4)      += vc4
MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VIRGL)    += virgl
# DRI Drivers
MESA3D_DRI_DRIVERS-$(BR2_PACKAGE_MESA3D_DRI_DRIVER_SWRAST) += swrast
MESA3D_DRI_DRIVERS-$(BR2_PACKAGE_MESA3D_DRI_DRIVER_I915)   += i915
MESA3D_DRI_DRIVERS-$(BR2_PACKAGE_MESA3D_DRI_DRIVER_I965)   += i965
MESA3D_DRI_DRIVERS-$(BR2_PACKAGE_MESA3D_DRI_DRIVER_NOUVEAU) += nouveau
MESA3D_DRI_DRIVERS-$(BR2_PACKAGE_MESA3D_DRI_DRIVER_RADEON) += r100
# Vulkan Drivers
MESA3D_VULKAN_DRIVERS-$(BR2_PACKAGE_MESA3D_VULKAN_DRIVER_INTEL)   += intel

ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER),)
MESA3D_CONF_OPTS += \
	-Dgallium-drivers= \
	-Dgallium-extra-hud=false
else
MESA3D_CONF_OPTS += \
	-Dshared-glapi=true \
	-Dgallium-drivers=$(subst $(space),$(comma),$(MESA3D_GALLIUM_DRIVERS-y)) \
	-Dgallium-extra-hud=true
endif

ifeq ($(BR2_PACKAGE_MESA3D_DRI_DRIVER),)
MESA3D_CONF_OPTS += \
	-Ddri-drivers= -Ddri3=false
else
ifeq ($(BR2_PACKAGE_XLIB_LIBXSHMFENCE),y)
MESA3D_DEPENDENCIES += xlib_libxshmfence
MESA3D_CONF_OPTS += -Ddri3=true
else
MESA3D_CONF_OPTS += -Ddri3=false
endif
MESA3D_CONF_OPTS += \
	-Dshared-glapi=true \
	-Dglx-direct=true \
	-Ddri-drivers=$(subst $(space),$(comma),$(MESA3D_DRI_DRIVERS-y))
endif

ifeq ($(BR2_PACKAGE_MESA3D_VULKAN_DRIVER),)
MESA3D_CONF_OPTS += \
	-Dvulkan-drivers=
else
MESA3D_DEPENDENCIES += xlib_libxshmfence
MESA3D_CONF_OPTS += \
	-Ddri3=true \
	-Dvulkan-drivers=$(subst $(space),$(comma),$(MESA3D_VULKAN_DRIVERS-y))
endif

# APIs

ifeq ($(BR2_PACKAGE_MESA3D_OSMESA_CLASSIC),y)
MESA3D_CONF_OPTS += -Dosmesa=classic
else
MESA3D_CONF_OPTS += -Dosmesa=none
endif

# Always enable OpenGL:
#   - Building OpenGL ES without OpenGL is not supported, so always keep opengl enabled.
MESA3D_CONF_OPTS += -Dopengl=true

# libva and mesa3d have a circular dependency
# we do not need libva support in mesa3d, therefore disable this option
MESA3D_CONF_OPTS += -Dgallium-va=false

# libGL is only provided for a full xorg stack
ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX),y)
MESA3D_PROVIDES += libgl
else
define MESA3D_REMOVE_OPENGL_HEADERS
	rm -rf $(STAGING_DIR)/usr/include/GL/
endef

MESA3D_POST_INSTALL_STAGING_HOOKS += MESA3D_REMOVE_OPENGL_HEADERS
endif

ifeq ($(BR2_PACKAGE_MESA3D_DRI_DRIVER),y)
MESA3D_PLATFORMS = drm
else ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VC4),y)
MESA3D_PLATFORMS = drm
else ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_ETNAVIV),y)
MESA3D_PLATFORMS = drm
else ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_FREEDRENO),y)
MESA3D_PLATFORMS = drm
else ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_LIMA),y)
MESA3D_PLATFORMS = drm
else ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_PANFROST),y)
MESA3D_PLATFORMS = drm
else ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VIRGL),y)
MESA3D_PLATFORMS = drm
else ifeq ($(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_RADEONSI),y)
MESA3D_PLATFORMS = drm
endif
ifeq ($(BR2_PACKAGE_WAYLAND),y)
MESA3D_DEPENDENCIES += wayland wayland-protocols
MESA3D_PLATFORMS += wayland
MESA3D_CONF_OPTS += -Dwayland-scanner-path=$(HOST_DIR)/bin/wayland-scanner
endif
ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX),y)
MESA3D_DEPENDENCIES += \
	xlib_libX11 \
	xlib_libXext \
	xlib_libXdamage \
	xlib_libXfixes \
	xlib_libXrandr \
	xlib_libXxf86vm \
	xorgproto \
	libxcb
MESA3D_PLATFORMS += x11
endif

MESA3D_CONF_OPTS += \
	-Dplatforms=$(subst $(space),$(comma),$(MESA3D_PLATFORMS))

ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_EGL),y)
MESA3D_PROVIDES += libegl
MESA3D_CONF_OPTS += \
	-Dgbm=true \
	-Degl=true
else
MESA3D_CONF_OPTS += \
	-Degl=false
endif

ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_ES),y)
MESA3D_PROVIDES += libgles
MESA3D_CONF_OPTS += -Dgles1=true -Dgles2=true
else
MESA3D_CONF_OPTS += -Dgles1=false -Dgles2=false
endif

ifeq ($(BR2_PACKAGE_MESA3D_XVMC),y)
MESA3D_DEPENDENCIES += xlib_libXvMC
MESA3D_CONF_OPTS += -Dgallium-xvmc=true
else
MESA3D_CONF_OPTS += -Dgallium-xvmc=false
endif

ifeq ($(BR2_PACKAGE_LIBUNWIND),y)
MESA3D_CONF_OPTS += -Dlibunwind=true
MESA3D_DEPENDENCIES += libunwind
else
MESA3D_CONF_OPTS += -Dlibunwind=false
endif

ifeq ($(BR2_PACKAGE_LIBVDPAU),y)
MESA3D_DEPENDENCIES += libvdpau
MESA3D_CONF_OPTS += -Dgallium-vdpau=true
else
MESA3D_CONF_OPTS += -Dgallium-vdpau=false
endif

ifeq ($(BR2_PACKAGE_LM_SENSORS),y)
MESA3D_CONF_OPTS += -Dlmsensors=true
MESA3D_DEPENDENCIES += lm-sensors
else
MESA3D_CONF_OPTS += -Dlmsensors=false
endif

$(eval $(meson-package))