1 files changed, 47 insertions, 0 deletions

diff --git a/gfx/src/core/gl_util.h b/gfx/src/core/gl_util.h
new file mode 100644
index 0000000..a3cc629
--- /dev/null
+++ b/gfx/src/core/gl_util.h
@@ -0,0 +1,47 @@
+#pragma once
+
+#include <glad/glad.h>
+#include <log/log.h>
+
+#include <assert.h>
+
+#define GFX_GL_CONTEXT_PC 1
+#define GFX_GL_CONTEXT_ES 2
+
+#ifndef GFX_GL_CONTEXT
+#define GFX_GL_CONTEXT GFX_GL_CONTEXT_PC
+#endif // GFX_GL_CONTEXT
+
+/// Log an error if an OpenGL has occurred.
+#ifndef NDEBUG
+#define ASSERT_GL                                                              \
+  {                                                                            \
+    GLenum e = glGetError();                                                   \
+    switch (e) {                                                               \
+    case GL_NO_ERROR:                                                          \
+      break;                                                                   \
+    case GL_INVALID_ENUM:                                                      \
+      LOGE("GL_INVALID_ENUM");                                                 \
+      break;                                                                   \
+    case GL_INVALID_VALUE:                                                     \
+      LOGE("GL_INVALID_VALUE");                                                \
+      break;                                                                   \
+    case GL_INVALID_OPERATION:                                                 \
+      LOGE("GL_INVALID_OPERATION");                                            \
+      break;                                                                   \
+    case GL_INVALID_FRAMEBUFFER_OPERATION:                                     \
+      LOGE("GL_INVALID_FRAMEBUFFER_OPERATION");                                \
+      break;                                                                   \
+    case GL_OUT_OF_MEMORY:                                                     \
+      LOGE("GL_OUT_OF_MEMORY");                                                \
+      break;                                                                   \
+    /*case GL_STACK_UNDERFLOW: LOGE("GL_STACK_UNDERFLOW");*/                   \
+    /*case GL_STACK_OVERFLOW: LOGE("GL_STACK_OVERFLOW");*/                     \
+    default:                                                                   \
+      LOGE("Unknown OpenGL error");                                            \
+      break;                                                                   \
+    }                                                                          \
+  }
+#else // Not NDEBUG.
+#define ASSERT_GL
+#endif