From 7fc588638feb1a83ab58f78f9e2a9d0d23a083e0 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sat, 4 Mar 2023 15:18:32 +0000
Subject: DynamicPoint shadow render now supports updating the position without
 calling use again

---
 gfx/gl/shadowMapper.cpp | 7 +++++++
 gfx/gl/shadowMapper.h   | 1 +
 2 files changed, 8 insertions(+)

(limited to 'gfx/gl')

diff --git a/gfx/gl/shadowMapper.cpp b/gfx/gl/shadowMapper.cpp
index 1787ee6..7649a54 100644
--- a/gfx/gl/shadowMapper.cpp
+++ b/gfx/gl/shadowMapper.cpp
@@ -184,6 +184,13 @@ void
 ShadowMapper::DynamicPoint::use(const Location & location) const
 {
 	glUseProgram(*this);
+	setModel(location);
+	const auto model = glm::translate(location.pos) * rotate_ypr(location.rot);
+	glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(model));
+}
+void
+ShadowMapper::DynamicPoint::setModel(const Location & location) const
+{
 	const auto model = glm::translate(location.pos) * rotate_ypr(location.rot);
 	glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(model));
 }
diff --git a/gfx/gl/shadowMapper.h b/gfx/gl/shadowMapper.h
index b4793ed..a5c2c7b 100644
--- a/gfx/gl/shadowMapper.h
+++ b/gfx/gl/shadowMapper.h
@@ -34,6 +34,7 @@ public:
 		DynamicPoint();
 		void setViewProjection(const glm::mat4 &) const;
 		void use(const Location &) const;
+		void setModel(const Location &) const;
 
 	private:
 		RequiredUniformLocation viewProjectionLoc;
-- 
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