sudo apt-get install mesa-vulkan-drivers

ps aux | grep -i "metal"

# Aquarium contains two projects, aquarium-direct-map is a direct map version to WebGL repo, and only has OpenGL backend.  The aquarium
# project contains many backends.

# cd the repo
cd aquarium-test

# Download thirdparty
gclient sync

# Build on aquarium by ninja on Windows, Linux and MacOS.
# On windows, opengl, d3d12 and dawn backends are enabled by default.
# On linux and macOS, opengl and dawn are enabled by default.
# Enable or disable a specific platform, you can add 'enable_opengl', 'enable_d3d12', and 'enable_dawn' to gn args.
# To build a release version, specify 'is_debug=false'.
gn gen out/Release --args="is_debug=false"
ninja -C out/Release aquarium
ninja -C out/Release aquarium-direct-map

# Build on Windows by vs
gn gen out/build --ide=vs
open out/build/all.sln using visual studio.
build aquarium by vs

# Build on macOS by xcode
gn gen out/build --ide=xcode
build aquarium by xcode

# cd the repo
cd aquarium-test

# download thirdparty
gclient sync

#Build aquarium ninja
gn gen out/Debug --args="enable_angle=true"
ninja -C out/aquarium
gn gen out/Release --args="enable_angle=true"
ninja -C out/Release aquarium

# Build on Windows by vs
gn gen out/Debug --ide=vs --args="enable_angle=true"
open out/Debug/all.sln using visual studio.
build aquarium by vs

# "--num-fish" : specifies how many fishes will be rendered
# "--backend" : specifies running a certain backend, 'opengl', 'dawn_d3d12', 'dawn_vulkan', 'dawn_metal', 'dawn_opengl', 'angle'
# "--enable-full-screen-mode" : specifies rendering a full screen mode
# Running angle dynamic backend is on todo list.

# run on Windows
aquarium.exe --num-fish 10000 --backend dawn_d3d12
aquarium.exe --num-fish 10000 --backend dawn_vulkan
aquarium.exe --num-fish 10000 --backend angle

# run on Linux
./aquarium  --num-fish 10000 --backend opengl
./aquarium.exe --num-fish 10000 --backend dawn_vulkan

# run on macOS
./aquarium  --num-fish 10000 --backend opengl
./aquarium.exe --num-fish 10000 --backend dawn_metal

# "--enable-instanced-draws" : specifies rendering fishes by instanced draw. By default fishes
# are rendered by individual draw. Instanced rendering is only supported on dawn and d3d12 backend now.

aquarium.exe --num-fish 10000 --backend dawn_d3d12 --enable-instanced-draws
aquarium.exe --num-fish 10000 --backend dawn_vulkan --enable-instanced-draws
aquarium.exe --num-fish 10000 --backend d3d12 --enable-instanced-draws

# MSAA is disabled by default. To Enable MSAA, "--enable-msaa", 4 samples.
# MSAA of ANGLE is not supported now.

aquarium.exe --num-fish 10000 --backend opengl --enable-msaa


# “--disable-dynamic-buffer-offset” ：The path is to test individual draw by creating many binding groups on dawn backend.
# By default, dynamic buffer offset is enabled. This arg is only supported on dawn backend.

aquarium.exe --num-fish 10000 --backend dawn_d3d12 --disable-dynamic-buffer-offset
aquarium.exe --num-fish 10000 --backend dawn_vulkan --disable-dynamic-buffer-offset

# "--integrated-gpu", "--discrete-gpu": Specifies which gpu to render the application. The two args are exclusive.
# This is an optional arg. By default, a default adapter will be created.
# The option is only supported on dawn and d3d12 backend.
aquarium.exe --num-fish 10000 --backend dawn_d3d12 --integrated-gpu
aquarium.exe --num-fish 10000 --backend dawn_vulkan --discrete-gpu

# aquarium-direct-map only has OpenGL backend
# Enable MSAA
./aquarium-direct-map  --num-fish 10000 --backend opengl --enable-msaa