From b14c5a3d9c9f48a0d0fe0ed2bb28db54a9b4a43a Mon Sep 17 00:00:00 2001
From: Zack Middleton <zack@cloemail.com>
Date: Sun, 9 Jun 2024 21:56:03 -0500
Subject: [PATCH] Add BUILD_RENDERER_OPENGL1 to disable opengl1

Have emscripten disable BUILD_RENDERER_OPENGL1 instead of hardcoded to
disable opengl1 client.
---
 Makefile  | 31 +++++++++++++++++++++++++------
 README.md |  2 ++
 2 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/Makefile b/Makefile
index ba45103e..8704d982 100644
--- a/Makefile
+++ b/Makefile
@@ -40,6 +40,9 @@ endif
 ifndef BUILD_MISSIONPACK
   BUILD_MISSIONPACK=
 endif
+ifndef BUILD_RENDERER_OPENGL1
+  BUILD_RENDERER_OPENGL1=
+endif
 ifndef BUILD_RENDERER_OPENGL2
   BUILD_RENDERER_OPENGL2=
 endif
@@ -1073,6 +1076,7 @@ ifeq ($(PLATFORM),emscripten)
   HAVE_VM_COMPILED=false
   BUILD_GAME_SO=0
   BUILD_GAME_QVM=0
+  BUILD_RENDERER_OPENGL1=0
   # Would be interesting to try to get the server working via WebRTC DataChannel.
   # This would enable P2P play, hosting a server in the browser. Also,
   # DataChannel is the only way to use UDP in the browser.
@@ -1178,16 +1182,26 @@ ifneq ($(BUILD_SERVER),0)
 endif
 
 ifneq ($(BUILD_CLIENT),0)
-  ifneq ($(PLATFORM),emscripten)
-    TARGETS += $(B)/$(CLIENTBIN)$(FULLBINEXT)
-  endif
-
   ifneq ($(USE_RENDERER_DLOPEN),0)
-    TARGETS += $(B)/renderer_opengl1_$(SHLIBNAME)
+    TARGETS += $(B)/$(CLIENTBIN)$(FULLBINEXT)
+
+    ifneq ($(BUILD_RENDERER_OPENGL1),0)
+      TARGETS += $(B)/renderer_opengl1_$(SHLIBNAME)
+    endif
     ifneq ($(BUILD_RENDERER_OPENGL2),0)
       TARGETS += $(B)/renderer_opengl2_$(SHLIBNAME)
     endif
   else
+    ifneq ($(BUILD_RENDERER_OPENGL1),0)
+      TARGETS += $(B)/$(CLIENTBIN)$(FULLBINEXT)
+
+      ifeq ($(PLATFORM),emscripten)
+        EMSCRIPTENOBJ+=$(B)/$(CLIENTBIN).wasm32.wasm
+        ifeq ($(EMSCRIPTEN_PRELOAD_FILE),1)
+          EMSCRIPTENOBJ+=$(B)/$(CLIENTBIN).wasm32.data
+        endif
+      endif
+    endif
     ifneq ($(BUILD_RENDERER_OPENGL2),0)
       TARGETS += $(B)/$(CLIENTBIN)_opengl2$(FULLBINEXT)
 
@@ -3109,13 +3123,18 @@ ifneq ($(BUILD_GAME_SO),0)
 endif
 
 ifneq ($(BUILD_CLIENT),0)
-	$(INSTALL) $(STRIP_FLAG) -m 0755 $(BR)/$(CLIENTBIN)$(FULLBINEXT) $(COPYBINDIR)/$(CLIENTBIN)$(FULLBINEXT)
   ifneq ($(USE_RENDERER_DLOPEN),0)
+	$(INSTALL) $(STRIP_FLAG) -m 0755 $(BR)/$(CLIENTBIN)$(FULLBINEXT) $(COPYBINDIR)/$(CLIENTBIN)$(FULLBINEXT)
+    ifneq ($(BUILD_RENDERER_OPENGL1),0)
 	$(INSTALL) $(STRIP_FLAG) -m 0755 $(BR)/renderer_opengl1_$(SHLIBNAME) $(COPYBINDIR)/renderer_opengl1_$(SHLIBNAME)
+    endif
     ifneq ($(BUILD_RENDERER_OPENGL2),0)
 	$(INSTALL) $(STRIP_FLAG) -m 0755 $(BR)/renderer_opengl2_$(SHLIBNAME) $(COPYBINDIR)/renderer_opengl2_$(SHLIBNAME)
     endif
   else
+    ifneq ($(BUILD_RENDERER_OPENGL1),0)
+	$(INSTALL) $(STRIP_FLAG) -m 0755 $(BR)/$(CLIENTBIN)$(FULLBINEXT) $(COPYBINDIR)/$(CLIENTBIN)$(FULLBINEXT)
+    endif
     ifneq ($(BUILD_RENDERER_OPENGL2),0)
 	$(INSTALL) $(STRIP_FLAG) -m 0755 $(BR)/$(CLIENTBIN)_opengl2$(FULLBINEXT) $(COPYBINDIR)/$(CLIENTBIN)_opengl2$(FULLBINEXT)
     endif
diff --git a/README.md b/README.md
index 51b27a8b..5873d06b 100644
--- a/README.md
+++ b/README.md
@@ -148,6 +148,8 @@ Makefile.local:
   SERVERBIN            - rename 'ioq3ded' server binary
   CLIENTBIN            - rename 'ioquake3' client binary
   USE_RENDERER_DLOPEN  - build and use the renderer in a library
+  BUILD_RENDERER_OPENGL1 build the opengl1 client / renderer library
+  BUILD_RENDERER_OPENGL2 build the opengl2 client / renderer library
   USE_YACC             - use yacc to update code/tools/lcc/lburg/gram.c
   BASEGAME             - rename 'baseq3'
   BASEGAME_CFLAGS      - custom CFLAGS for basegame