From 425add81fc8718f1ac4fde48a71344cd332d5a58 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 7 Jul 2024 20:10:24 +0100
Subject: Add shadow shader which takes into account texture transparency

---
 gfx/gl/shaders/commonShadowPoint.gs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'gfx/gl/shaders/commonShadowPoint.gs')

diff --git a/gfx/gl/shaders/commonShadowPoint.gs b/gfx/gl/shaders/commonShadowPoint.gs
index b008f29..b99bd20 100644
--- a/gfx/gl/shaders/commonShadowPoint.gs
+++ b/gfx/gl/shaders/commonShadowPoint.gs
@@ -7,6 +7,8 @@ in vec4 vworldPos[];
 layout(triangles) in;
 layout(triangle_strip, max_vertices = 12) out;
 
+ifdef(`TEXTURES', in vec2 vtexCoord[]; out vec2 texCoord;);
+
 void
 main()
 {
@@ -15,6 +17,7 @@ main()
 			gl_Position = viewProjection[vp] * vworldPos[v];
 			gl_Position.z = max(gl_Position.z, -1);
 			gl_Layer = vp;
+			ifdef(`TEXTURES',  texCoord = vtexCoord[v];);
 			EmitVertex();
 		}
 		EndPrimitive();
-- 
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