From 64223a0cfd2fb2da0e2d02017b6cd7ccc3d7e8f0 Mon Sep 17 00:00:00 2001
From: Brett <brettmaster1@gmail.com>
Date: Thu, 20 Mar 2025 14:32:00 -0400
Subject: [PATCH] remove extra vertices when drawing curves

---
 CMakeLists.txt                             |  2 +-
 libraries/BLT                              |  2 +-
 src/blt/gfx/renderer/batch_2d_renderer.cpp | 13 ++++++++-----
 3 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5b04854..23e1dfb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.25)
 include(FetchContent)
 
-set(BLT_GRAPHICS_VERSION 2.0.2)
+set(BLT_GRAPHICS_VERSION 2.0.3)
 set(BLT_GRAPHICS_TEST_VERSION 0.0.1)
 
 project(BLT_WITH_GRAPHICS VERSION ${BLT_GRAPHICS_VERSION})
diff --git a/libraries/BLT b/libraries/BLT
index ebf0a80..79148a8 160000
--- a/libraries/BLT
+++ b/libraries/BLT
@@ -1 +1 @@
-Subproject commit ebf0a80774fba3b4c6e7ccfc51193b9a3299cdbc
+Subproject commit 79148a8506b1e26a5197977b4ece1091f026b052
diff --git a/src/blt/gfx/renderer/batch_2d_renderer.cpp b/src/blt/gfx/renderer/batch_2d_renderer.cpp
index cfe1900..887f5e9 100644
--- a/src/blt/gfx/renderer/batch_2d_renderer.cpp
+++ b/src/blt/gfx/renderer/batch_2d_renderer.cpp
@@ -82,14 +82,17 @@ namespace blt::gfx
 			const vec2 right = {dir.y(), -dir.x()};
 			const vec2 left = {-dir.y(), dir.x()};
 
-			auto bottom_left = line.p1 + left * thickness;
-			auto bottom_right = line.p1 + right * thickness;
-
 			auto top_left = line.p2 + left * thickness;
 			auto top_right = line.p2 + right * thickness;
 
-			vertices.push_back({make_vec3(bottom_right), vec2{1, 0}});
-			vertices.push_back({make_vec3(bottom_left), vec2{0, 0}});
+			if (i == 0)
+			{
+				auto bottom_left = line.p1 + left * thickness;
+				auto bottom_right = line.p1 + right * thickness;
+
+				vertices.push_back({make_vec3(bottom_right), vec2{1, 0}});
+				vertices.push_back({make_vec3(bottom_left), vec2{0, 0}});
+			}
 
 			if (i == lines.size() - 1)
 			{