add unlit toggle, adjust IBL

1 files changed, 36 insertions, 0 deletions

diff --git a/pema99.cginc b/pema99.cginc
new file mode 100644
index 0000000..b05f36e
--- /dev/null
+++ b/pema99.cginc
@@ -0,0 +1,36 @@
+#ifndef __PEMA_99_INC
+#define __PEMA_99_INC
+
+/*
+MIT License
+
+Copyright (c) 2022 Pema Malling
+
+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, sublicense, 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 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 NONINFRINGEMENT. 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.
+*/
+
+bool textureExists(texture2D tex)
+{
+    int width, height;
+    tex.GetDimensions(width, height);
+    return width > 16;
+}
+
+#endif  // __PEMA_99_INC
+