From fce88fc72ceaa2b52a020f254974d87af608c1eb Mon Sep 17 00:00:00 2001
From: Geoffrey McRae <geoff@hostfission.com>
Date: Fri, 30 Aug 2019 11:33:43 +1000
Subject: [PATCH] [EGL] add debug printf helper

---
 VERSION                             |  2 +-
 client/renderers/EGL/CMakeLists.txt |  1 +
 client/renderers/EGL/debug.c        | 58 +++++++++++++++++++++++++++++
 client/renderers/EGL/debug.h        | 27 ++++++++++++++
 4 files changed, 87 insertions(+), 1 deletion(-)
 create mode 100644 client/renderers/EGL/debug.c
 create mode 100644 client/renderers/EGL/debug.h

diff --git a/VERSION b/VERSION
index f3120341..34a60bc9 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-B1-rc6-6-gb979752989+1
\ No newline at end of file
+fetch-0-g163a2e5d0a+1
\ No newline at end of file
diff --git a/client/renderers/EGL/CMakeLists.txt b/client/renderers/EGL/CMakeLists.txt
index ce73f771..991c38b5 100644
--- a/client/renderers/EGL/CMakeLists.txt
+++ b/client/renderers/EGL/CMakeLists.txt
@@ -31,6 +31,7 @@ make_object(
 
 add_library(renderer_EGL STATIC
 	egl.c
+	debug.c
 	shader.c
 	texture.c
 	model.c
diff --git a/client/renderers/EGL/debug.c b/client/renderers/EGL/debug.c
new file mode 100644
index 00000000..5128fa20
--- /dev/null
+++ b/client/renderers/EGL/debug.c
@@ -0,0 +1,58 @@
+/*
+Looking Glass - KVM FrameRelay (KVMFR) Client
+Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
+https://looking-glass.hostfission.com
+
+This program is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation; either version 2 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include <GL/gl.h>
+#include <stdarg.h>
+#include <stdio.h>
+
+void egl_debug_printf(char * format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  vfprintf(stderr, format, args);
+  va_end(args);
+
+  GLenum error = glGetError();
+  switch(error)
+  {
+    case GL_NO_ERROR:
+      fprintf(stderr, " (GL_NO_ERROR)\n");
+      break;
+
+    case GL_INVALID_ENUM:
+      fprintf(stderr, " (GL_INVALID_ENUM)\n");
+      break;
+
+    case GL_INVALID_VALUE:
+      fprintf(stderr, " (GL_INVALID_VALUE)\n");
+      break;
+
+    case GL_INVALID_OPERATION:
+      fprintf(stderr, " (GL_INVALID_OPERATION)\n");
+      break;
+
+    case GL_INVALID_FRAMEBUFFER_OPERATION:
+      fprintf(stderr, " (GL_INVALID_FRAMEBUFFER_OPERATION)\n");
+      break;
+
+    case GL_OUT_OF_MEMORY:
+      fprintf(stderr, " (GL_OUT_OF_MEMORY)\n");
+      break;
+  }
+}
\ No newline at end of file
diff --git a/client/renderers/EGL/debug.h b/client/renderers/EGL/debug.h
new file mode 100644
index 00000000..47cf3106
--- /dev/null
+++ b/client/renderers/EGL/debug.h
@@ -0,0 +1,27 @@
+/*
+Looking Glass - KVM FrameRelay (KVMFR) Client
+Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
+https://looking-glass.hostfission.com
+
+This program is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation; either version 2 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#pragma once
+
+#include <common/debug.h>
+
+#define EGL_DEBUG_PRINT(type, fmt, ...) do {egl_debug_printf(type " %20s:%-4u | %-30s | " fmt, STRIPPATH(__FILE__), __LINE__, __FUNCTION__, ##__VA_ARGS__);} while (0)
+#define EGL_ERROR(fmt, ...) EGL_DEBUG_PRINT("[E]", fmt, ##__VA_ARGS__)
+
+void egl_debug_printf(char * format, ...);
\ No newline at end of file