From 82888bed1931e83ed1401485033cb9f7acdadc94 Mon Sep 17 00:00:00 2001
From: rodri <rgl@antares-labs.eu>
Date: Sat, 13 Jul 2024 15:18:19 +0000
Subject: enable culling and add a camera knob for it.

---
 graphics.h | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

(limited to 'graphics.h')

diff --git a/graphics.h b/graphics.h
index 47a41cd..132b57b 100644
--- a/graphics.h
+++ b/graphics.h
@@ -6,24 +6,27 @@ typedef enum {
 } Projection;
 
 enum {
-	PPoint,
+	/* culling modes */
+	CullNone,
+	CullFront,
+	CullBack,
+
+	/* primitive types */
+	PPoint = 0,
 	PLine,
 	PTriangle,
-};
 
-enum {
-	LIGHT_POINT,
+	/* light types */
+	LIGHT_POINT = 0,
 	LIGHT_DIRECTIONAL,
 	LIGHT_SPOT,
-};
 
-enum {
-	RAWTexture,	/* unmanaged */
+	/* texture formats */
+	RAWTexture = 0,	/* unmanaged */
 	sRGBTexture,
-};
 
-enum {
-	VAPoint,
+	/* vertex attribute types */
+	VAPoint = 0,
 	VANumber,
 };
 
@@ -282,12 +285,12 @@ struct Camera
 	} clip;
 	Matrix3 proj;		/* VCS to clip space xform */
 	Projection projtype;
+	int cullmode;
 
 	struct {
 		uvlong min, avg, max, acc, n, v;
 		uvlong nframes;
 	} stats;
-
 	struct {
 		Rendertime R[100], E[100], Tn[100], Rn[100];
 		int cur;
-- 
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