X-Git-Url: https://git.ralfj.de/gltest.git/blobdiff_plain/06ad8dcac2fac86d1f6715a51b50356a68ffe362..a0cb14324fbd2791d62df09e8d10541f280b60ee:/eglbackend.cpp

diff --git a/eglbackend.cpp b/eglbackend.cpp
index c5d5bcb..cbe724c 100644
--- a/eglbackend.cpp
+++ b/eglbackend.cpp
@@ -24,6 +24,10 @@
 
 #include <EGL/eglext.h>
 
+#if !defined(CON_GL1) && !defined(CON_GLES2)
+#error "Valid GL contexts for EGL are: GL1, GLES2"
+#endif
+
 static const char *eglErrorToString(EGLint e)
 {
 #define CASE(name) case name: return #name
@@ -50,7 +54,7 @@ static void exitEglError(const char *what)
 }
 
 static const EGLint context_attribs[] = {
-#ifdef USE_GLES
+#ifdef CON_GLES2
 	EGL_CONTEXT_CLIENT_VERSION, 2,
 #endif
 	EGL_NONE
@@ -59,7 +63,7 @@ static const EGLint config_attribs[] = {
 	EGL_RED_SIZE,             4,
 	EGL_GREEN_SIZE,           4,
 	EGL_BLUE_SIZE,            4,
-#ifdef USE_GLES
+#ifdef CON_GLES2
 	EGL_RENDERABLE_TYPE,      EGL_OPENGL_ES2_BIT,
 #else
 	EGL_RENDERABLE_TYPE,      EGL_OPENGL_BIT,
@@ -77,12 +81,12 @@ VisualID EGLBackend::initialize(Display *xDisplay)
 			exitEglError("Failed to get EGL display");
 		if (eglInitialize(display, &eglMajor, &eglMinor) == EGL_FALSE)
 			exitEglError("Failed to initialize EGL");
-		printf("Using EGL version %d.%d\n", eglMajor, eglMinor);
+		printf("Using EGL version: %d.%d\n", eglMajor, eglMinor);
 		if (eglMajor == 1 && eglMinor < 3) {
 			fprintf(stderr, "Need at least EGL 1.3 to function properly\n");
 			exit(1);
 		}
-#ifdef USE_GLES
+#ifdef CON_GLES2
 		if (eglBindAPI(EGL_OPENGL_ES_API) == EGL_FALSE)
 #else
 		if (eglBindAPI(EGL_OPENGL_API) == EGL_FALSE)