From 40ed394b06b7de78e91e0203a995c6fa57413341 Mon Sep 17 00:00:00 2001
From: VReaperV <reaper9977@gmail.com>
Date: Fri, 10 May 2024 01:01:00 +0300
Subject: [PATCH] Move currenttextures to trGlobals_t

Move it to tr so we can keep memset for glState
---
 src/engine/renderer/tr_backend.cpp | 8 ++++----
 src/engine/renderer/tr_image.cpp   | 2 +-
 src/engine/renderer/tr_init.cpp    | 2 +-
 src/engine/renderer/tr_local.h     | 5 +++--
 4 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/engine/renderer/tr_backend.cpp b/src/engine/renderer/tr_backend.cpp
index bcc6de758e..792bdba2ed 100644
--- a/src/engine/renderer/tr_backend.cpp
+++ b/src/engine/renderer/tr_backend.cpp
@@ -57,10 +57,10 @@ void GL_Bind( image_t *image )
 		texnum = tr.blackImage->texnum;
 	}
 
-	if ( glState.currenttextures[ glState.currenttmu ] != texnum )
+	if ( tr.currenttextures[ glState.currenttmu ] != texnum )
 	{
 		image->frameUsed = tr.frameCount;
-		glState.currenttextures[ glState.currenttmu ] = texnum;
+		tr.currenttextures[ glState.currenttmu ] = texnum;
 		glBindTexture( image->type, texnum );
 	}
 }
@@ -69,7 +69,7 @@ void GL_Unbind( image_t *image )
 {
 	GLimp_LogComment( "--- GL_Unbind() ---\n" );
 
-	glState.currenttextures[ glState.currenttmu ] = 0;
+	tr.currenttextures[ glState.currenttmu ] = 0;
 	glBindTexture( image->type, 0 );
 }
 
@@ -180,7 +180,7 @@ void GL_BindToTMU( int unit, image_t *image )
 		Sys::Drop( "GL_BindToTMU: unit %i is out of range\n", unit );
 	}
 
-	if ( glState.currenttextures[ unit ] == texnum )
+	if ( tr.currenttextures[ unit ] == texnum )
 	{
 		return;
 	}
diff --git a/src/engine/renderer/tr_image.cpp b/src/engine/renderer/tr_image.cpp
index aa7dc463cf..711eceec75 100644
--- a/src/engine/renderer/tr_image.cpp
+++ b/src/engine/renderer/tr_image.cpp
@@ -2993,7 +2993,7 @@ void R_ShutdownImages()
 		glDeleteTextures( 1, &image->texnum );
 	}
 
-	glState.currenttextures.clear();
+	tr.currenttextures.clear();
 
 	tr.images.clear();
 	tr.lightmaps.clear();
diff --git a/src/engine/renderer/tr_init.cpp b/src/engine/renderer/tr_init.cpp
index 3e6ae23040..de118a313a 100644
--- a/src/engine/renderer/tr_init.cpp
+++ b/src/engine/renderer/tr_init.cpp
@@ -814,7 +814,7 @@ ScreenshotCmd screenshotPNGRegistration("screenshotPNG", ssFormat_t::SSF_PNG, "p
 
 		GL_CheckErrors();
 
-		glState.currenttextures.resize( glConfig2.maxTextureUnits );
+		tr.currenttextures.resize( glConfig2.maxTextureUnits );
 
 		// initialize downstream texture units if we're running
 		// in a multitexture environment
diff --git a/src/engine/renderer/tr_local.h b/src/engine/renderer/tr_local.h
index e424f81a62..8e1386a303 100644
--- a/src/engine/renderer/tr_local.h
+++ b/src/engine/renderer/tr_local.h
@@ -2477,8 +2477,6 @@ enum class dynamicLightRenderer_t { LEGACY, TILED };
 		float  polygonOffsetFactor, polygonOffsetUnits;
 		vec2_t tileStep;
 
-		// Maximum reported is 192, see https://opengl.gpuinfo.org/displaycapability.php?name=GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS
-		std::vector<int> currenttextures;
 		int    currenttmu;
 
 		int stackIndex;
@@ -2644,6 +2642,9 @@ enum class dynamicLightRenderer_t { LEGACY, TILED };
 
 		const byte *externalVisData; // from RE_SetWorldVisData, shared with CM_Load
 
+		// Maximum reported is 192, see https://opengl.gpuinfo.org/displaycapability.php?name=GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS
+		std::vector<int> currenttextures;
+
 		image_t    *defaultImage;
 		image_t    *cinematicImage[ MAX_IN_GAME_VIDEOS ];
 		image_t    *fogImage;