From ec111247c614663d8231245a17c314b9b8b4a28c Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sat, 21 Dec 2019 22:24:15 +0800
Subject: *misc

---
 src/shaders/common.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/shaders/common.h')

diff --git a/src/shaders/common.h b/src/shaders/common.h
index 2779c7b..8b74bec 100644
--- a/src/shaders/common.h
+++ b/src/shaders/common.h
@@ -13,4 +13,17 @@ Vec3 normal_from_color(Color32 c32);
 Mat4 mat4(Vec4* c1, Vec4* c2, Vec4* c3, Vec4* c4);
 Mat3 mat3(Vec3* c1, Vec3* c2, Vec3* c3);
 
+Vec2 texsize(Texture* texture);
+
+#define discardif(cond) \
+do{ \
+if(cond) return 0; \
+}while(0)
+
+#define MVP_PROCESS \
+do{																										 \
+static Vec4 p; p.xyz = in->vertex->position; p.w = 1;	 \
+mat4_mulvec4(uniforms->mvp, &p, clipcoord);						 \
+}while(0)																							 
+
 #endif
\ No newline at end of file
-- 
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