love-demo/main.lua

93 lines
3.0 KiB
Lua

local rotation
local texture
local ffi = require 'ffi'
local _math = require '_math'
local mat4 = _math.mat4
local vec3 = _math.vec3
local vec4 = _math.vec4
local scalar = _math.scalar
local scene_test = require 'scene.test.test'
local collada_scene = require 'collada_scene'
local vertexformat = {
{ name = 'VertexPosition', format = 'floatvec3', location = 0 },
{ name = 'VertexNormal', format = 'floatvec3', location = 1 },
{ name = 'VertexTexture', format = 'floatvec3', location = 2 },
}
function pnt_attribute_list(vertex_buffer, offset)
return {
{
buffer = vertex_buffer,
location = 0,
name = "VertexPosition",
nameinbuffer = nil,
step = "pervertex",
startindex = 1 + offset,
},
{
buffer = vertex_buffer,
location = 1,
name = "VertexNormal",
nameinbuffer = nil,
step = "pervertex",
startindex = 1 + offset,
},
{
buffer = vertex_buffer,
location = 2,
name = "VertexTexture",
nameinbuffer = nil,
step = "pervertex",
startindex = 1 + offset,
},
}
end
function love.load(args)
love.window.setMode(1024, 1024, {depth=true})
local vertex_data = love.filesystem.newFileData("scene/test/test.vtx")
local index_data = love.filesystem.newFileData("scene/test/test.idx")
local vertex_buffer = love.graphics.newBuffer(vertexformat, vertex_data, { vertex = true, usage = "static" })
local index_buffer = love.graphics.newBuffer("uint32", index_data, { index = true, usage = "static" })
collada_scene.load_geometries(vertex_buffer, index_buffer, scene_test.descriptor.geometries)
collada_scene.load_node_world_transforms(scene_test.descriptor.nodes)
collada_scene.load_images("scene/test", scene_test.descriptor.images)
end
local rotation = 0.0
function love.draw()
local radius = 100
local mx, my = love.mouse.getPosition()
width, height = love.graphics.getDimensions()
-- local projection = mat4.perspective_rh(width / width * 0.1,
-- height / width * 0.1,
-- 0.1,
-- 1000.0)
local aspect_ratio = width / height
local projection = mat4.perspective_fov_rh(scalar.convert_to_radians(45 / 2),
aspect_ratio,
0.1,
1000.0)
local view = mat4.look_at_rh(vec3(-88.57101, -71.71298, 104.5738),
vec3(-19.90239, -27.72767, 54.6898),
vec3(0, 0, 1))
local world1 = mat4.rotation_x(rotation)
local world2 = mat4.rotation_z(rotation * 0.5)
--local world3 = mat4.translation(0, 0, -0.5)
local transform = view * projection
love.graphics.setDepthMode("less", true)
collada_scene.draw_nodes(scene_test.descriptor.nodes, transform)
end