From ed5e95d6d47509b0ad39f761c0e4a722b19a1b6d Mon Sep 17 00:00:00 2001
From: jacob <jacob@cagori.com>
Date: Tue, 16 Dec 2025 16:07:45 -0600
Subject: [PATCH] fix draw target uv scaling

---
 src/meta/meta_lay.c            | 4 ++--
 src/pp/pp_vis/pp_vis_core.c    | 4 ++--
 src/pp/pp_vis/pp_vis_shaders.g | 8 ++++----
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/meta/meta_lay.c b/src/meta/meta_lay.c
index dc1d36f4..2b23f63f 100644
--- a/src/meta/meta_lay.c
+++ b/src/meta/meta_lay.c
@@ -79,8 +79,8 @@ M_Token *M_PushToken(Arena *arena, M_TokenFile *file, String s, M_TokenKind kind
 
 M_TokenFileList M_TokensFromSrcDirs(Arena *arena, StringList src_dirs)
 {
-    TempArena scratch = BeginScratch(arena);
     M_TokenFileList result = ZI;
+    TempArena scratch = BeginScratch(arena);
     result.first = &M_NilTokenFile;
     result.last = &M_NilTokenFile;
 
@@ -195,7 +195,7 @@ M_TokenFileList M_TokensFromSrcDirs(Arena *arena, StringList src_dirs)
         }
     }
 
-
+    EndScratch(scratch);
     return result;
 }
 
diff --git a/src/pp/pp_vis/pp_vis_core.c b/src/pp/pp_vis/pp_vis_core.c
index cb5d86d5..2c3aaf63 100644
--- a/src/pp/pp_vis/pp_vis_core.c
+++ b/src/pp/pp_vis/pp_vis_core.c
@@ -595,7 +595,7 @@ void V_TickForever(WaveLaneCtx *lane)
             G_ResourceHandle draw_target = G_PushTexture2D(
                 frame->gpu_arena,
                 G_Format_R16G16B16A16_Float,
-                window_frame.monitor_size,
+                draw_size,
                 G_Layout_DirectQueue_ShaderReadWrite,
                 .flags = G_ResourceFlag_AllowShaderReadWrite | G_ResourceFlag_AllowRenderTarget
             );
@@ -663,7 +663,7 @@ void V_TickForever(WaveLaneCtx *lane)
                 Rng2 uv = ZI;
                 uv.p0 = Vec2FromVec(viewport.p0);
                 uv.p1 = Vec2FromVec(viewport.p1);
-                uv = DivRng2Vec2(uv, Vec2FromVec(window_frame.monitor_size));
+                uv = DivRng2Vec2(uv, Vec2FromVec(draw_size));
                 UI_SetRawTexture(vis_box, draw_target_ro, uv);
             }
         }
diff --git a/src/pp/pp_vis/pp_vis_shaders.g b/src/pp/pp_vis/pp_vis_shaders.g
index 70a5cacc..2eed9026 100644
--- a/src/pp/pp_vis/pp_vis_shaders.g
+++ b/src/pp/pp_vis/pp_vis_shaders.g
@@ -10,7 +10,7 @@ ComputeShader2D(V_BackdropCS, 8, 8)
     Vec2I32 target_size = params.target_size;
     if (target_pos.x < target_size.x && target_pos.y < target_size.y)
     {
-        Vec4 result = Vec4(0.05, 0.05, 0.05, 1);
+        Vec4 result = 0;
 
         /* Checkered square color */
         {
@@ -42,15 +42,15 @@ ComputeShader2D(V_BackdropCS, 8, 8)
 
         /* Axis color */
         {
-            f32 thickness = 2;
+            f32 half_thickness = 1;
             Vec2 zero_screen = mul(params.world_to_draw_xf, Vec3(0, 0, 1));
             f32 x_dist = abs(target_pos.x - zero_screen.x);
             f32 y_dist = abs(target_pos.y - zero_screen.y);
-            if (y_dist <= (thickness * 0.5))
+            if (y_dist <= half_thickness)
             {
                 result = Color_Red;
             }
-            else if (x_dist <= (thickness * 0.5))
+            else if (x_dist <= half_thickness)
             {
                 result = Color_Green;
             }