From e751ab465bbbf1365ec6e108c64dafd03ce42f1d Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 23 Apr 2023 21:46:21 +0100
Subject: Pop and complete instanced shadow support

---
 game/scenary/foliage.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'game/scenary/foliage.cpp')

diff --git a/game/scenary/foliage.cpp b/game/scenary/foliage.cpp
index 35be051..e54dfbd 100644
--- a/game/scenary/foliage.cpp
+++ b/game/scenary/foliage.cpp
@@ -34,6 +34,13 @@ Foliage::render(const SceneShader & shader) const
 }
 
 void
-Foliage::shadows(const ShadowMapper &) const
+Foliage::shadows(const ShadowMapper & mapper) const
 {
+	if (const auto count = instances.count()) {
+		mapper.dynamicPointInst.use();
+		glBindVertexArray(instanceVAO);
+		glDrawElementsInstanced(
+				bodyMesh->type(), bodyMesh->count(), GL_UNSIGNED_INT, nullptr, static_cast<GLsizei>(count));
+		glBindVertexArray(0);
+	}
 }
-- 
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