From 900d19a41bc1886e7a809d99d6119b12235a4f0a Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sat, 20 Jul 2024 10:57:17 +0100
Subject: Initial commit of basic shadow depth map creation

---
 game/scenary/foliage.cpp | 3 +++
 game/scenary/foliage.h   | 2 ++
 2 files changed, 5 insertions(+)

(limited to 'game/scenary')

diff --git a/game/scenary/foliage.cpp b/game/scenary/foliage.cpp
index 73d285f..870adb0 100644
--- a/game/scenary/foliage.cpp
+++ b/game/scenary/foliage.cpp
@@ -17,6 +17,9 @@ Foliage::postLoad()
 	texture = getTexture();
 	bodyMesh->configureVAO(instanceVAO)
 			.addAttribs<LocationVertex, &LocationVertex::first, &LocationVertex::second>(instances.bufferName(), 1);
+	ShadowStenciller ss;
+	ss.renderStencil(shadowStencil, *bodyMesh, {-4000, -4000, 0}, {4000, 4000, 8000});
+	Texture::saveDepth(shadowStencil, std::format("/tmp/stencil-{}.tga", id).c_str());
 }
 
 void
diff --git a/game/scenary/foliage.h b/game/scenary/foliage.h
index 0a4261c..5367d44 100644
--- a/game/scenary/foliage.h
+++ b/game/scenary/foliage.h
@@ -2,6 +2,7 @@
 
 #include "assetFactory/asset.h"
 #include "gfx/gl/instanceVertices.h"
+#include "gfx/gl/shadowStenciller.h"
 #include "gfx/models/texture.h"
 #include "gfx/renderable.h"
 
@@ -19,6 +20,7 @@ public:
 	mutable InstanceVertices<LocationVertex> instances;
 	void render(const SceneShader &) const override;
 	void shadows(const ShadowMapper &) const override;
+	glTexture shadowStencil = ShadowStenciller::createStencilTexture(256, 256);
 
 protected:
 	friend Persistence::SelectionPtrBase<std::shared_ptr<Foliage>>;
-- 
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