From 7a229736d61ceda807a02a264df57e86a3ebb25c Mon Sep 17 00:00:00 2001
From: s-ol <s-ol@users.noreply.github.com>
Date: Mon, 21 Oct 2019 13:25:07 +0200
Subject: first working render!

---
 src/debug_gl.zig | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 src/debug_gl.zig

(limited to 'src/debug_gl.zig')

diff --git a/src/debug_gl.zig b/src/debug_gl.zig
new file mode 100644
index 0000000..debf51d
--- /dev/null
+++ b/src/debug_gl.zig
@@ -0,0 +1,16 @@
+const c = @import("c.zig");
+const std = @import("std");
+const os = std.os;
+const panic = std.debug.panic;
+const builtin = @import("builtin");
+
+pub const is_on = if (builtin.mode == builtin.Mode.ReleaseFast) c.GL_FALSE else c.GL_TRUE;
+
+pub fn assertNoError() void {
+    if (builtin.mode != builtin.Mode.ReleaseFast) {
+        const err = c.glGetError();
+        if (err != c.GL_NO_ERROR) {
+            panic("GL error: {}\n", err);
+        }
+    }
+}
-- 
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