add base code for windowing and opengl crt-shader.

1 files changed, 34 insertions, 0 deletions

diff --git a/base/shader.h b/base/shader.h
new file mode 100644
index 0000000..a9cb400
--- /dev/null
+++ b/base/shader.h
@@ -0,0 +1,34 @@
+//==============================================================
+//                      SETUP FOR CRTS
+//==============================================================
+#define CRTS_TONE 1
+#define CRTS_CONTRAST 1
+#define CRTS_SATURATION 1
+//--------------------------------------------------------------
+#define CRTS_WARP 1
+//--------------------------------------------------------------
+// Try different masks
+// #define CRTS_MASK_GRILLE 1
+// #define CRTS_MASK_GRILLE_LITE 1
+// #define CRTS_MASK_NONE 1
+#define CRTS_MASK_SHADOW 1
+// --------------------------------------------------------------
+// Scanline thinness
+//  0.50 = fused scanlines
+//  0.70 = recommended default
+//  1.00 = thinner scanlines (too thin)
+#define INPUT_THIN 0.7
+//--------------------------------------------------------------
+// Horizonal scan blur
+//  -3.0 = pixely
+//  -2.5 = default
+//  -2.0 = smooth
+//  -1.0 = too blurry
+#define INPUT_BLUR -2.5
+//--------------------------------------------------------------
+// Shadow mask effect, ranges from,
+//  0.25 = large amount of mask (not recommended, too dark)
+//  0.50 = recommended default
+//  1.00 = no shadow mask
+#define INPUT_MASK 0.5
+