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# Contributor: Lukas Jirkovsky <l.jirkovsky@gmail.com>
# Contributor: gucong <gucong43216@gmail.com>
# Maintainer: Erich Eckner <arch at eckner dot net>
pkgname=embree-isa
pkgver=3.6.1
pkgrel=1
pkgdesc="A collection of high-performance ray tracing kernels (with build-time ISA detection)"
arch=('x86_64')
url="https://embree.github.io/"
license=('Apache')
depends=('intel-tbb')
provides=('embree')
conflicts=('embree')
makedepends=('cmake' 'ispc' 'freeglut' 'libxmu' 'openexr')
source=("embree-${pkgver}.tar.gz::https://github.com/embree/embree/archive/v${pkgver}.tar.gz")
sha512sums=('19fa967dc68622b0f703cb53e57020e2653fc8a11f0397ca56b337704aa2c1a1eb0688606b9c49d21ddfba2fbababfc054b7f7aebebe936d5c352e9d289b8968')
build() {
cd "$srcdir/embree-$pkgver"
MAX_ISA="SSE2"
cat /proc/cpuinfo | grep sse3 > /dev/null && MAX_ISA="SSE3"
cat /proc/cpuinfo | grep sse4_1 > /dev/null && MAX_ISA="SSE4.1"
cat /proc/cpuinfo | grep sse4_2 > /dev/null && MAX_ISA="SSE4.2"
cat /proc/cpuinfo | grep avx > /dev/null && MAX_ISA="AVX"
cat /proc/cpuinfo | grep avx2 > /dev/null && MAX_ISA="AVX2"
# ICC required for avx512 ?
echo MAX_ISA: $MAX_ISA
cmake . \
-DCMAKE_INSTALL_PREFIX=/usr \
-DCMAKE_INSTALL_LIBDIR=lib \
-DCMAKE_BUILD_TYPE=Release \
-DEMBREE_TUTORIALS=OFF \
-DEMBREE_MAX_ISA="$MAX_ISA"
make
}
package() {
cd "$srcdir/embree-$pkgver"
make DESTDIR="$pkgdir" install
}
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