Add support for Qt Wasm

WebAssembly uses OpenGL ES, so detect it in build config. Fixes issue #38.
QUItCoding · Jun 7, 2020 · 8a74ead · 8a74ead
1 parent cb7762a
commit 8a74ead
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/libqnanopainter/include.pri b/libqnanopainter/include.pri
@@ -105,11 +105,18 @@ win32 {
 }
 
 # When building for embedded devices you can define manually which
-# backend is supported
+# backends are supported
 #DEFINES += QNANO_BUILD_GLES_BACKENDS
 #DEFINES += QNANO_BUILD_GL_BACKENDS
 
 # Alternatively, trying to autodetect suitable backeds based on Qt configuration
+!contains(DEFINES, QNANO_BUILD_GL_BACKENDS) : !contains(DEFINES, QNANO_BUILD_GLES_BACKENDS) {
+    equals(QT_ARCH,"wasm") {
+        # WebAssembly uses GLES
+        DEFINES += QNANO_BUILD_GLES_BACKENDS
+    }
+}
+
 !contains(DEFINES, QNANO_BUILD_GL_BACKENDS) : !contains(DEFINES, QNANO_BUILD_GLES_BACKENDS) {
     qtConfig(opengles2) | qtConfig(opengles3) {
         DEFINES += QNANO_BUILD_GLES_BACKENDS