1 files changed, 67 insertions, 0 deletions
diff --git a/src/lib/eglutil.c b/src/lib/eglutil.c
new file mode 100644
index 0000000..4edbca7
--- /dev/null
+++ b/src/lib/eglutil.c
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2011-2012 Luc Verhaegen <libv@codethink.co.uk>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sub license,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+#include <stdio.h>
+#include <unistd.h>
+#include <stdbool.h>
+#include <EGL/egl.h>
+#include <GLES2/gl2.h>
+#include "eglutil.h"
+char *
+eglStrError(EGLint error)
+{
+	printf("Error: %d\n", error);
+
+	switch (error) {
+	case EGL_SUCCESS:
+		return "EGL_SUCCESS";
+	case EGL_BAD_ALLOC:
+		return "EGL_BAD_ALLOC";
+	case EGL_BAD_CONFIG:
+		return "EGL_BAD_CONFIG";
+	case EGL_BAD_PARAMETER:
+		return "EGL_BAD_PARAMETER";
+	case EGL_BAD_MATCH:
+		return "EGL_BAD_MATCH";
+	case EGL_BAD_ATTRIBUTE:
+		return "EGL_BAD_ATTRIBUTE";
+	default:
+		return "UNKNOWN";
+	}
+}
+
+void printEGLConfig(EGLDisplay display, EGLConfig config)
+{
+    EGLint red, green, blue, alpha, depth, stencil;
+    EGLint samples, sampleBuffers;
+    eglGetConfigAttrib(display, config, EGL_RED_SIZE, &red);
+    eglGetConfigAttrib(display, config, EGL_GREEN_SIZE, &green);
+    eglGetConfigAttrib(display, config, EGL_BLUE_SIZE, &blue);
+    eglGetConfigAttrib(display, config, EGL_ALPHA_SIZE, &alpha);
+    eglGetConfigAttrib(display, config, EGL_DEPTH_SIZE, &depth);
+    eglGetConfigAttrib(display, config, EGL_STENCIL_SIZE, &stencil);
+    eglGetConfigAttrib(display, config, EGL_SAMPLE_BUFFERS, &sampleBuffers);
+    eglGetConfigAttrib(display, config, EGL_SAMPLES, &samples);
+    printf("EGL config: R%i G%i B%i A%i D%i S%i BUFFERS=%i SAMPLES=%i\n",
+            red, green, blue, alpha, depth, stencil, sampleBuffers, samples);
+}
+