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REVIEWED: WebGL2 (OpenGL ES 3.0) backend flags (PLATFORM_WEB) #4330

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Ray
2024-10-26 00:51:37 +02:00
parent 7ac36e20cd
commit 22c77d17b7
2 changed files with 11 additions and 1 deletions
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10
examples/Makefile.Web
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@@ -52,6 +52,10 @@ USE_EXTERNAL_GLFW ?= FALSE
# NOTE: This variable is only used for PLATFORM_OS: LINUX
USE_WAYLAND_DISPLAY ?= FALSE
# Use WebGL2 backend (OpenGL 3.0)
# WARNING: Requires raylib compiled with GRAPHICS_API_OPENGL_ES3
USE_WEBGL2 ?= FALSE
# Determine PLATFORM_OS in case PLATFORM_DESKTOP or PLATFORM_WEB selected
ifeq ($(PLATFORM),$(filter $(PLATFORM),PLATFORM_DESKTOP PLATFORM_WEB))
# No uname.exe on MinGW!, but OS=Windows_NT on Windows!
@@ -265,6 +269,12 @@ ifeq ($(PLATFORM),PLATFORM_WEB)
# --preload-file resources # specify a resources folder for data compilation
# --source-map-base # allow debugging in browser with source map
LDFLAGS += -sUSE_GLFW=3 -sASYNCIFY -sEXPORTED_RUNTIME_METHODS=ccall
# NOTE: Flags required for WebGL 2.0 (OpenGL ES 3.0)
# WARNING: Requires raylib compiled with GRAPHICS_API_OPENGL_ES3
ifeq ($(USE_WEBGL2),TRUE)
LDFLAGS += -sMIN_WEBGL_VERSION=2 -sMAX_WEBGL_VERSION=2
endif
# NOTE: Simple raylib examples are compiled to be interpreter with asyncify, that way,
# we can compile same code for ALL platforms with no change required, but, working on bigger

2
src/Makefile
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@@ -255,7 +255,7 @@ endif
ifeq ($(TARGET_PLATFORM),PLATFORM_WEB)
# On HTML5 OpenGL ES 2.0 is used, emscripten translates it to WebGL 1.0
GRAPHICS = GRAPHICS_API_OPENGL_ES2
#GRAPHICS = GRAPHICS_API_OPENGL_ES3 # Uncomment to use ES3/WebGL2 (preliminary support)
#GRAPHICS = GRAPHICS_API_OPENGL_ES3
endif
ifeq ($(TARGET_PLATFORM),PLATFORM_ANDROID)
# By default use OpenGL ES 2.0 on Android