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require 'honey.std'
-- initialize honey
window = honey.init()
window:setInputMode(glfw.CURSOR, glfw.CURSOR_DISABLED)
-- setup vector graphics
local vg = nvg.CreateContext()
local november = nvg.CreateFont(vg, "November", "assets/november.regular.ttf")
local vw, vh = 640, 480
-- setup physics
local space = ode.HashSpaceCreate(ode.Space0)
local world = ode.WorldCreate()
ode.WorldSetGravity(world, 0, -10, 0)
ode.WorldSetCFM(world, 1e-5)
local physicsGc = honey.util.gc_canary(function()
ode.SpaceDestroy(space)
ode.WorldDestroy(world)
end)
-- setup ecs
local entities = honey.ecs.EntityDb()
local systems = honey.ecs.SystemDb(entities)
local script = honey.ecs.script
systems:addSystem(honey.ecs.node.system)
systems:addSystem(honey.ecs.render.system)
systems:addSystem(honey.ecs.script.system)
systems:addSystem(honey.ecs.collision.system, {space=space})
systems:addSystem(honey.ecs.physics.system, {space=space, world=world})
function setupEntities()
local plane = entities:createEntity()
entities:addComponents(plane, {
node = {
matrix = Mat4()
:identity()
:rotateZ(math.rad(5))
},
collision = {
class = "plane",
},
})
local planeMesh = entities:createEntityWithComponents{
node = {
parent = plane,
matrix = Mat4():identity():rotateX(0.5*math.pi):scale(Vec3{20,20,20}),
},
renderMesh = {
textures = { ourTexture={ filename="assets/green+grass-1024x1024.jpg" } },
shader = { vertex="vertex.glsl", fragment="fragment.glsl" },
mesh = { filename="builtin.quad", index=1 },
},
}
local id = entities:createEntity()
entities:addComponents(id, {
renderMesh = {
textures = { ourTexture={ filename="77155.png" } },
shader = { vertex="vertex.glsl", fragment="fragment.glsl" },
mesh = { filename="assets/icosahedron.obj", index=1 },
},
node = {
matrix = Mat4()
:identity()
:translate(Vec3{0,1,0})
:rotateZ(math.rad(45)),
},
collision = {
class = "sphere",
radius = 1,
},
physics = {
mass = {
class = "sphere",
density = 1,
radius = 1,
},
surface = true,
velocity = Vec3{ 0, 0, 0 },
angularVelocity = Vec3{ 0, 0, 0 },
},
})
local id2 = entities:createEntity()
entities:addComponents(id2, {
renderMesh = {
shader = { vertex="vertex.glsl", fragment="fragment.glsl" },
--mesh = { filename="assets/tetrahedron.obj", index=1 },
mesh = { filename="builtin.quad", index=1 },
},
node = {
parent=id,
matrix=Mat4():identity():translate(Vec3{0, 2, 0}),
},
})
local quad = entities:createEntity()
entities:addComponents(quad, {
renderQuad = {
shader = { vertex="vertex.glsl", fragment="fragment.glsl" },
textures = { ourTexture = { filename = "44d9a0ec1c18e6126a5e9d9d9317f5ac.png" } },
},
})
require('character')(entities)
local skybox = entities:createEntityWithComponents{
node = {
matrix = Mat4():identity():scale(Vec3{2,2,2}):rotateX(math.rad(90))
},
renderMesh = {
mesh = {
filename="assets/skybox.obj",
index=1,
},
shader = { vertex="vertex.glsl", fragment="fragment.glsl" },
textures = {
ourTexture = {
filename = "assets/skyboxsun5deg2_tn.jpg"
--filename = "assets/skybox.png"
}
},
},
}
local misc = entities:createEntityWithComponents{
onKey = { script = "scripts.loadSaveQuit" },
onFramebufferSize = { script = "scripts.viewportResize" },
}
end
setupEntities()
-- connect event handler scripts
window:bindEvents(entities)
--entities:load("save")
-- main loop
local time = 0
honey.loop(window, function(dt)
time = time + dt
if time > 1 then
time = time-1
print(collectgarbage("count"))
end
gl.ClearColor(0.2, 0.4, 1.0, 1.0)
gl.Clear(gl.COLOR_BUFFER_BIT + gl.DEPTH_BUFFER_BIT + gl.STENCIL_BUFFER_BIT)
gl.Enable(gl.DEPTH_TEST)
gl.Disable(gl.CULL_FACE)
systems:update(dt)
nvg.BeginFrame(vg, vw, vh, 1.0)
nvg.StrokeColor(vg, nvg.RGBf(1, 1, 1))
nvg.FontFace(vg, "November")
nvg.Text(vg, 50, 50, "fps: "..tostring(math.floor(1/dt)))
nvg.EndFrame(vg)
end)
-- clean up
honey.terminate()
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