media-gfx/panini: Fix C++17 does not allow register storage class

and update EAPI 7 -> 8

Closes: https://bugs.gentoo.org/896226
Signed-off-by: Brahmajit Das <brahmajit.xyz@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/32962
Signed-off-by: Joonas Niilola <juippis@gentoo.org>

2 files changed, 131 insertions, 0 deletions

diff --git a/media-gfx/panini/files/panini-0.73.0-drop-register.patch b/media-gfx/panini/files/panini-0.73.0-drop-register.patch
new file mode 100644
index 000000000000..c521c4e6dd5b
--- /dev/null
+++ b/media-gfx/panini/files/panini-0.73.0-drop-register.patch
@@ -0,0 +1,75 @@
+https://github.com/lazarus-pkgs/panini/pull/16
+From: Brahmajit Das <brahmajit.xyz@gmail.com>
+Date: Thu, 21 Sep 2023 09:12:45 +0000
+Subject: [PATCH] Fix C++17 does not allow register storage class specifier
+
+C++14 depricated register storage class and it was copletely removed
+from C++17. Hence we get this build error with newer compilers like
+Clang 16 and GCC 14. This patch should fix it.
+
+Bug: https://bugs.gentoo.org/896226
+Signed-off-by: Brahmajit Das <brahmajit.xyz@gmail.com>
+--- a/src/GLwindow.cpp
++++ b/src/GLwindow.cpp
+@@ -901,7 +901,7 @@ void GLwindow::setImgAlpha( QImage * pim, double alpha ){
+     qint32 m = (int( 255 * alpha ) & 255 ) << 24;
+ 
+     for( int i = pim->width() * pim->height(); i > 0; i-- ){
+-        register qint32 t = *pw & 0x00ffffff;
++        qint32 t = *pw & 0x00ffffff;
+         *pw++ = t + m;
+     }
+ }
+@@ -916,8 +916,8 @@ void GLwindow::diceImgAlpha( QImage * pim, double alpha, int dw ){
+     int r = 0, c = 0, w = pim->width();
+ 
+     for( int i = w * pim->height(); i > 0; i-- ){
+-        register qint32 t = *pw & 0x00ffffff;
+-        register int d = 1;
++        qint32 t = *pw & 0x00ffffff;
++        int d = 1;
+         if( dw ){  // dice...
+             d = ((r + c) / dw) ^ ((r + w - c) / dw);
+         }
+--- a/src/panocylinder.cpp
++++ b/src/panocylinder.cpp
+@@ -113,10 +113,10 @@ panocylinder::panocylinder( int divs ){
+     double vs = 0.5 * DEG2RAD( 150 ) / double(r2);
+ 
+     for( int r = 0; r < r2; r++){
+-        register double t = tan( r * vs );
+-        register float * pv = pv0;
+-        register float * pu = pv0 + 3 *( cols + r * cols );
+-        register float * pl = pv0 - 3 *( cols + r * cols );
++        double t = tan( r * vs );
++        float * pv = pv0;
++        float * pu = pv0 + 3 *( cols + r * cols );
++        float * pl = pv0 - 3 *( cols + r * cols );
+         for( col = 0; col < cols; col++){
+             *pu++ = *pv;
+             *pl++ = *pv++;
+--- a/src/panosphere.cpp
++++ b/src/panosphere.cpp
+@@ -190,7 +190,7 @@ panosphere::panosphere( int divs ){
+     float * ps = verts;	// -> front face
+ 
+     for( int i = 0; i < ppf; i++ ){
+-        register float * p = ps;
++        float * p = ps;
+ 
+         p +=  jf;	// ->top
+         p[0] = ps[0];	//  x = x
+--- a/src/pvQtView.cpp
++++ b/src/pvQtView.cpp
+@@ -465,7 +465,7 @@ void pvQtView::clipEyePosition(){
+                 x = c * sin(azi),
+                 y = sin(alt),
+                 z = c * cos(azi);
+-        register double s = eyeDistance;
++        double s = eyeDistance;
+         // the cube texture is only 1 radius wide
+         if( picType == pvQtPic::cub ) s *= 0.5;
+         eyex = x * s;
+-- 
+2.42.0
+
diff --git a/media-gfx/panini/panini-0.73.0-r1.ebuild b/media-gfx/panini/panini-0.73.0-r1.ebuild
new file mode 100644
index 000000000000..2edaa0d3c56e
--- /dev/null
+++ b/media-gfx/panini/panini-0.73.0-r1.ebuild
@@ -0,0 +1,56 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit desktop qmake-utils xdg-utils
+
+MY_P="${P/p/P}-src"
+DESCRIPTION="OpenGL-based panoramic image viewer"
+HOMEPAGE="https://github.com/lazarus-pkgs/panini"
+SRC_URI="https://github.com/lazarus-pkgs/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+RDEPEND="
+	dev-qt/qtcore:5
+	dev-qt/qtgui:5
+	dev-qt/qtopengl:5
+	dev-qt/qtwidgets:5
+	sys-libs/zlib
+	virtual/glu
+"
+DEPEND="${RDEPEND}
+	app-arch/unzip
+"
+
+DOCS=( NEWS {BUILD,README,USAGE}.md )
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.73.0-drop-register.patch
+)
+
+src_prepare() {
+	default
+	eqmake5 ${PN}.pro
+}
+
+src_install() {
+	einstalldocs
+	dobin panini
+	domenu "${FILESDIR}"/${PN}.desktop
+	newicon ui/panini-icon-blue.jpg ${PN}.jpg
+}
+
+pkg_postinst() {
+	xdg_mimeinfo_database_update
+	xdg_desktop_database_update
+}
+
+pkg_postrm() {
+	xdg_mimeinfo_database_update
+	xdg_desktop_database_update
+}