collada_scene: get camera and light position from scene

_math.lua

@@ -498,6 +498,36 @@ mat4 = {
       return M
    end,
 
+   orthographic_rh = function(view_width, view_height, near_z, far_z)
+      assert(not scalar.near_equal(view_width, 0.0, 0.00001))
+      assert(not scalar.near_equal(view_height, 0.0, 0.00001))
+      assert(not scalar.near_equal(far_z, near_z, 0.00001))
+
+      local f_range = 1.0 / (near_z - far_z)
+
+      local M = mat4()
+        M.m[0 * 4 + 0] = 2.0 / view_width
+      --M.m[0 * 4 + 1] = 0.0
+      --M.m[0 * 4 + 2] = 0.0
+      --M.m[0 * 4 + 3] = 0.0
+
+      --M.m[1 * 4 + 0] = 0.0
+        M.m[1 * 4 + 1] = 2.0 / view_height
+      --M.m[1 * 4 + 2] = 0.0
+      --M.m[1 * 4 + 3] = 0.0
+
+      --M.m[2 * 4 + 0] = 0.0
+      --M.m[2 * 4 + 1] = 0.0
+        M.m[2 * 4 + 2] = f_range
+      --M.m[2 * 4 + 3] = 0.0
+
+      --M.m[3 * 4 + 0] = 0.0
+      --M.m[3 * 4 + 1] = 0.0
+        M.m[3 * 4 + 2] = f_range * near_z
+        M.m[3 * 4 + 3] = 1.0
+        return M
+   end,
+
    near_equal = function(M1, M2, epsilon)
       local d00 = abs(M1.m[0 * 4 + 0] - M2.m[0 * 4 + 0])
       local d01 = abs(M1.m[0 * 4 + 1] - M2.m[0 * 4 + 1])
@@ -759,6 +789,41 @@ vec3 = {
       return result
    end,
 
+   transform = function(v, M)
+      local x = ((M.m[0 * 4 + 0] * v.f[0])
+               + (M.m[1 * 4 + 0] * v.f[1])
+               + (M.m[2 * 4 + 0] * v.f[2])
+               + (M.m[3 * 4 + 0]))
+
+      local y = ((M.m[0 * 4 + 1] * v.f[0])
+               + (M.m[1 * 4 + 1] * v.f[1])
+               + (M.m[2 * 4 + 1] * v.f[2])
+               + (M.m[3 * 4 + 1]))
+
+      local z = ((M.m[0 * 4 + 2] * v.f[0])
+               + (M.m[1 * 4 + 2] * v.f[1])
+               + (M.m[2 * 4 + 2] * v.f[2])
+               + (M.m[3 * 4 + 2]))
+
+      return vec4(x, y, z, 1)
+   end,
+
+   transform_normal = function(v, M)
+      local x = ((M.m[0 * 4 + 0] * v.f[0])
+               + (M.m[1 * 4 + 0] * v.f[1])
+               + (M.m[2 * 4 + 0] * v.f[2]))
+
+      local y = ((M.m[0 * 4 + 1] * v.f[0])
+               + (M.m[1 * 4 + 1] * v.f[1])
+               + (M.m[2 * 4 + 1] * v.f[2]))
+
+      local z = ((M.m[0 * 4 + 2] * v.f[0])
+               + (M.m[1 * 4 + 2] * v.f[1])
+               + (M.m[2 * 4 + 2] * v.f[2]))
+
+      return vec4(x, y, z, 0)
+   end,
+
    equal = function(v1, v2)
       return (
          (v1.f[0] == v2.f[0]) and

build_scene.sh

@@ -0,0 +1,13 @@
+set -eux
+
+cd scene/$1
+
+PYTHONPATH=~/d3d10 \
+    python -m collada.main \
+    $1.DAE \
+    $1.lua \
+    $1.vtx \
+    $1.vjw \
+    $1.idx \
+    $1.rc \
+    $1.mk

collada_scene.lua

@@ -199,8 +199,8 @@ collada_scene = {
       if node.instance_geometries_count > 0 then
          current_shader = shader_static
          love.graphics.setShader(current_shader)
-         current_shader:send("view_position", view_position)
-         current_shader:send("light_position", light_position)
+         current_shader:send("view_position", view_position.data)
+         current_shader:send("light_position", light_position.data)
 
          current_shader:send("world_transform", "column", world.data)
          current_shader:send("transform", "column", transform.data)
@@ -219,9 +219,21 @@ collada_scene = {
       end
    end,
 
-   draw_nodes = function(node_state, transform)
-      local view_position = {-630.43401, -528.53392, 474.3912, 1.0}
-      local light_position = {-403.649, -165.804, 317.237, 1.0}
+   draw_nodes = function(node_state, projection)
+      local camera_world = node_state.node_instances[node_state.camera].world
+      local view_position = vec3.transform(vec3._zero, camera_world)
+
+      local camera_target_world = node_state.node_instances[node_state.camera_target].world
+      local view_target_position = vec3.transform(vec3._zero, camera_target_world)
+
+      local light_world = node_state.node_instances[node_state.light].world
+      local light_position = vec3.transform(vec3._zero, light_world)
+
+      local view = mat4.look_at_rh(view_position,
+                                   view_target_position,
+                                   vec3(0, 0, 1))
+
+      local transform = view * projection
 
       local node_index = 0
       for _, node in ipairs(node_state.nodes) do

collada_scene/node_state.lua

@@ -61,6 +61,19 @@ local instance_transforms_from_node = function(node)
    return transforms
 end
 
+local find_node_index_by_name = function(nodes, name)
+   local value = nil
+   local node_index = 0
+   for _, node in ipairs(nodes) do
+      if node.node_name == name then
+         return node_index
+      end
+      node_index = node_index + 1
+   end
+   print(name)
+   assert(false)
+end
+
 local collada_scene_node_state
 
 collada_scene_node_state = {
@@ -103,12 +116,24 @@ collada_scene_node_state = {
             node_index = node_index + 1
          end
       end,
+
+      set_camera = function(this, camera_name, camera_target_name)
+         this.camera = find_node_index_by_name(this.nodes, camera_name)
+         this.camera_target = find_node_index_by_name(this.nodes, camera_target_name)
+      end,
+
+      set_light = function(this, light_name)
+         this.light = find_node_index_by_name(this.nodes, light_name)
+      end,
    },
 
    __call = function(_t, nodes)
       local value = {
          nodes = nodes,
          node_instances = {},
+         camera = nil,
+         camera_target = nil,
+         light = nil,
       }
       setmetatable(value, collada_scene_node_state)
       value:node_instances_new(nodes)

main.lua

@@ -14,6 +14,24 @@ local collada_scene_node_state = require 'collada_scene.node_state'
 local scene_test = require 'scene.test.test'
 local scene_noodle = require 'scene.noodle.noodle'
 local scene_sci_fi_ship = require 'scene.sci_fi_ship.sci_fi_ship'
+local scene_shadow_test = require 'scene.shadow_test.shadow_test'
+
+local scenes = {
+   sci_fi_ship = {
+      descriptor = scene_sci_fi_ship.descriptor,
+      image_path = "scene/sci_fi_ship",
+      idx_path = "scene/sci_fi_ship/sci_fi_ship.idx",
+      vtx_path = "scene/sci_fi_ship/sci_fi_ship.vtx",
+      vjw_path = "scene/sci_fi_ship/sci_fi_ship.vjw",
+   },
+   shadow_test = {
+      descriptor = scene_shadow_test.descriptor,
+      image_path = "scene/shadow_test",
+      idx_path = "scene/shadow_test/shadow_test.idx",
+      vtx_path = "scene/shadow_test/shadow_test.vtx",
+      vjw_path = "scene/shadow_test/shadow_test.vjw",
+   },
+}
 
 local node_state
 
@@ -47,14 +65,12 @@ end
 function love.load(args)
    love.window.setMode(1024, 1024, {depth=true, resizable=false})
 
-   local scene = scene_sci_fi_ship
-
-   local idx_path = "scene/sci_fi_ship/sci_fi_ship.idx"
-   local vtx_path = "scene/sci_fi_ship/sci_fi_ship.vtx"
-   local vjw_path = "scene/sci_fi_ship/sci_fi_ship.vjw"
-   collada_scene.load_buffers(idx_path, vtx_path, vjw_path)
-   collada_scene.load_images("scene/sci_fi_ship", scene.descriptor.images)
+   local scene = scenes.shadow_test
+   collada_scene.load_buffers(scene.idx_path, scene.vtx_path, scene.vjw_path)
+   collada_scene.load_images(scene.image_path, scene.descriptor.images)
    node_state = collada_scene_node_state(scene.descriptor.nodes)
+   node_state:set_camera("node_camera001", "node_camera001_target")
+   node_state:set_light("node_direct001")
 
    ----------------------------------------------------------------------
    -- canvas
@@ -82,37 +98,37 @@ function love.draw()
                                               0.1,
                                               10000.0)
 
-   local view = mat4.look_at_rh(vec3(-630.43401, -528.53392, 474.3912),
-                                vec3(0.0, 0.0, 13.41141),
-                                vec3(0, 0, 1))
+   --projection = mat4.orthographic_rh(500, 500, 0.1, 10000.0)
 
    local world1 = mat4.rotation_z(rotation)
    local world2 = mat4.rotation_z(rotation * 0.5)
    --local world3 = mat4.translation(0, 0, -0.5)
    rotation = rotation + 0.01
 
-   local transform = view * projection
+   local transform = projection
 
    collada_scene_animate.update(t, node_state)
    t = t + 0.016
 
    love.graphics.setBlendMode("replace", "premultiplied")
    love.graphics.setDepthMode("less", true)
-   love.graphics.setCanvas({
-         g_color_canvas,
-         g_position_canvas,
-         g_normal_canvas,
-         depth = true
-   })
-   love.graphics.clear(
-      {0.0, 0.0, 0.0, 1.0},
-      {0.0, 0.0, 0.0, 1.0},
-      {0.0, 0.0, 0.0, 1.0})
    collada_scene.draw_nodes(node_state, transform)
 
-   love.graphics.setCanvas()
-   love.graphics.setShader(screen_shader)
-   screen_shader:send("g_normal_sampler", g_normal_canvas)
-   screen_shader:send("g_color_sampler", g_color_canvas)
-   love.graphics.drawFromShader(screen_index_buffer, 3 * 2, 1, 1)
+   -- love.graphics.setCanvas({
+   --       g_color_canvas,
+   --       g_position_canvas,
+   --       g_normal_canvas,
+   --       depth = true
+   -- })
+   -- love.graphics.clear(
+   --    {0.0, 0.0, 0.0, 1.0},
+   --    {0.0, 0.0, 0.0, 1.0},
+   --    {0.0, 0.0, 0.0, 1.0})
+   -- collada_scene.draw_nodes(node_state, transform)
+
+   --love.graphics.setCanvas()
+   --love.graphics.setShader(screen_shader)
+   --screen_shader:send("g_normal_sampler", g_normal_canvas)
+   --screen_shader:send("g_color_sampler", g_color_canvas)
+   --love.graphics.drawFromShader(screen_index_buffer, 3 * 2, 1, 1)
 end

scene/shadow_test/shadow_test.lua

@@ -0,0 +1,776 @@
+local collada_types = require 'collada_types'
+
+local ns = {}
+ns.camera_camera001_camera = {
+  xfov = 45.0,
+  yfov = 0.0,
+  znear = 1.0,
+  zfar = 1000.0,
+  aspect_ratio = 0.0,
+}
+ns.light_environmentambientlight = {
+  type = collada_types.light_type.AMBIENT,
+  color = {0.0, 0.0, 0.0},
+}
+ns.light_direct001_light = {
+  type = collada_types.light_type.DIRECTIONAL,
+  color = {1.0, 1.0, 1.0},
+}
+ns.images = {
+}
+ns.effect_material__148 = {
+  type = collada_types.effect_type.BLINN,
+  blinn = {
+    emission = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    ambient = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.588, 0.588, 0.588, 1.0},
+    },
+    diffuse = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.588, 0.588, 0.588, 1.0},
+    },
+    specular = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    shininess = 10.0,
+    reflective = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    reflectivity = 0.0,
+    transparent = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    transparency = 1.0,
+    index_of_refraction = 0.0,
+  }
+}
+ns.effect_coloreffectr5g54b179 = {
+  type = collada_types.effect_type.PHONG,
+  phong = {
+    emission = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 0.0},
+    },
+    ambient = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.01960784, 0.2117647, 0.7019608, 1.0},
+    },
+    diffuse = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.01960784, 0.2117647, 0.7019608, 1.0},
+    },
+    specular = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    shininess = 10.0,
+    reflective = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    reflectivity = 0.0,
+    transparent = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    transparency = 1.0,
+    index_of_refraction = 0.0,
+  }
+}
+ns.effect_coloreffectr134g110b8 = {
+  type = collada_types.effect_type.PHONG,
+  phong = {
+    emission = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 0.0},
+    },
+    ambient = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.5254902, 0.4313725, 0.03137255, 1.0},
+    },
+    diffuse = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.5254902, 0.4313725, 0.03137255, 1.0},
+    },
+    specular = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    shininess = 10.0,
+    reflective = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    reflectivity = 0.0,
+    transparent = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    transparency = 1.0,
+    index_of_refraction = 0.0,
+  }
+}
+ns.effect_coloreffectr255g229b0 = {
+  type = collada_types.effect_type.PHONG,
+  phong = {
+    emission = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 0.0},
+    },
+    ambient = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 0.8980392, 0.0, 1.0},
+    },
+    diffuse = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 0.8980392, 0.0, 1.0},
+    },
+    specular = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    shininess = 10.0,
+    reflective = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    reflectivity = 0.0,
+    transparent = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    transparency = 1.0,
+    index_of_refraction = 0.0,
+  }
+}
+ns.effect_coloreffectr6g134b6 = {
+  type = collada_types.effect_type.PHONG,
+  phong = {
+    emission = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 0.0},
+    },
+    ambient = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.02352941, 0.5254902, 0.02352941, 1.0},
+    },
+    diffuse = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.02352941, 0.5254902, 0.02352941, 1.0},
+    },
+    specular = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    shininess = 10.0,
+    reflective = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    reflectivity = 0.0,
+    transparent = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    transparency = 1.0,
+    index_of_refraction = 0.0,
+  }
+}
+ns.effect_coloreffectr88g88b225 = {
+  type = collada_types.effect_type.PHONG,
+  phong = {
+    emission = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 0.0},
+    },
+    ambient = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.345098, 0.345098, 0.8823529, 1.0},
+    },
+    diffuse = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.345098, 0.345098, 0.8823529, 1.0},
+    },
+    specular = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    shininess = 10.0,
+    reflective = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {0.0, 0.0, 0.0, 1.0},
+    },
+    reflectivity = 0.0,
+    transparent = {
+      type = collada_types.color_or_texture_type.COLOR,
+      color = {1.0, 1.0, 1.0, 1.0},
+    },
+    transparency = 1.0,
+    index_of_refraction = 0.0,
+  }
+}
+ns.material_coloreffectr5g54b179_material = {
+  effect = ns.effect_coloreffectr5g54b179,
+}
+ns.material_coloreffectr134g110b8_material = {
+  effect = ns.effect_coloreffectr134g110b8,
+}
+ns.material_coloreffectr255g229b0_material = {
+  effect = ns.effect_coloreffectr255g229b0,
+}
+ns.material_coloreffectr6g134b6_material = {
+  effect = ns.effect_coloreffectr6g134b6,
+}
+ns.material_coloreffectr88g88b225_material = {
+  effect = ns.effect_coloreffectr88g88b225,
+}
+ns.material_material__148_material = {
+  effect = ns.effect_material__148,
+}
+ns.input_elements_position_0_3_normal_0_3_texcoord_0_3 = {
+  {
+    semantic = "POSITION",
+    semantic_index = 0,
+    format = collada_types.input_format.FLOAT3,
+  },
+  {
+    semantic = "NORMAL",
+    semantic_index = 0,
+    format = collada_types.input_format.FLOAT3,
+  },
+  {
+    semantic = "TEXCOORD",
+    semantic_index = 0,
+    format = collada_types.input_format.FLOAT3,
+  },
+}
+ns.triangles_geom_plane001 = {
+  {
+    count = 20000, -- triangles
+    index_offset = 0, -- indices
+    inputs_index = 0, -- index into inputs_list
+  },
+}
+ns.geometry_geom_plane001 = {
+  mesh = {
+    triangles = ns.triangles_geom_plane001,
+    triangles_count = 1,
+
+    vertex_buffer_offset = 0,
+    vertex_buffer_size = 489648,
+
+    index_buffer_offset = 0,
+    index_buffer_size = 240000,
+  }
+}
+ns.triangles_geom_torus_knot001 = {
+  {
+    count = 2880, -- triangles
+    index_offset = 0, -- indices
+    inputs_index = 0, -- index into inputs_list
+  },
+}
+ns.geometry_geom_torus_knot001 = {
+  mesh = {
+    triangles = ns.triangles_geom_torus_knot001,
+    triangles_count = 1,
+
+    vertex_buffer_offset = 489648,
+    vertex_buffer_size = 75504,
+
+    index_buffer_offset = 240000,
+    index_buffer_size = 34560,
+  }
+}
+ns.triangles_geom_cone001 = {
+  {
+    count = 288, -- triangles
+    index_offset = 0, -- indices
+    inputs_index = 0, -- index into inputs_list
+  },
+}
+ns.geometry_geom_cone001 = {
+  mesh = {
+    triangles = ns.triangles_geom_cone001,
+    triangles_count = 1,
+
+    vertex_buffer_offset = 565152,
+    vertex_buffer_size = 9984,
+
+    index_buffer_offset = 274560,
+    index_buffer_size = 3456,
+  }
+}
+ns.triangles_geom_box001 = {
+  {
+    count = 32, -- triangles
+    index_offset = 0, -- indices
+    inputs_index = 0, -- index into inputs_list
+  },
+}
+ns.geometry_geom_box001 = {
+  mesh = {
+    triangles = ns.triangles_geom_box001,
+    triangles_count = 1,
+
+    vertex_buffer_offset = 575136,
+    vertex_buffer_size = 3840,
+
+    index_buffer_offset = 278016,
+    index_buffer_size = 384,
+  }
+}
+ns.geometries = {
+  ns.geometry_geom_plane001,
+  ns.geometry_geom_torus_knot001,
+  ns.geometry_geom_cone001,
+  ns.geometry_geom_box001,
+}
+ns.transforms_node_environmentambientlight = {
+}
+ns.instance_geometries_node_environmentambientlight = {
+}
+ns.instance_controllers_node_environmentambientlight = {
+}
+ns.instance_lights_node_environmentambientlight = {
+  {
+    light = ns.light_environmentambientlight,
+  }
+}
+ns.node_channels_node_environmentambientlight = {
+}
+ns.node_node_environmentambientlight = {
+  node_name = "node_environmentambientlight",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_environmentambientlight,
+  transforms_count = 0,
+
+  instance_geometries = ns.instance_geometries_node_environmentambientlight,
+  instance_geometries_count = 0,
+
+  instance_controllers = ns.instance_controllers_node_environmentambientlight,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_environmentambientlight,
+  instance_lights_count = 1,
+
+  channels = ns.node_channels_node_environmentambientlight,
+  channels_count = 0,
+}
+ns.transforms_node_plane001 = {
+}
+ns.instance_geometry_instance_materials_node_plane001_0 = {
+  {
+    element_index = 0, -- an index into mesh.triangles
+    material = ns.material_material__148_material,
+
+    emission = { input_set = -1 },
+    ambient = { input_set = -1 },
+    diffuse = { input_set = -1 },
+    specular = { input_set = -1 },
+  },
+}
+ns.instance_geometries_node_plane001 = {
+  {
+    geometry = ns.geometry_geom_plane001,
+
+    instance_materials = ns.instance_geometry_instance_materials_node_plane001_0,
+    instance_materials_count = 1,
+  },
+}
+ns.instance_controllers_node_plane001 = {
+}
+ns.instance_lights_node_plane001 = {
+}
+ns.node_channels_node_plane001 = {
+}
+ns.node_node_plane001 = {
+  node_name = "node_plane001",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_plane001,
+  transforms_count = 0,
+
+  instance_geometries = ns.instance_geometries_node_plane001,
+  instance_geometries_count = 1,
+
+  instance_controllers = ns.instance_controllers_node_plane001,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_plane001,
+  instance_lights_count = 0,
+
+  channels = ns.node_channels_node_plane001,
+  channels_count = 0,
+}
+ns.transforms_node_camera001 = {
+  {
+    type = collada_types.transform_type.MATRIX,
+    matrix = {-0.8666914, -0.4987199, -0.01115339, 0.0, 0.377458, -0.6702487, 0.6389774, 0.0, -0.3261463, 0.5495863, 0.7691447, 0.0, -85.35754, 169.1221, 269.2574, 1.0},
+  },
+}
+ns.instance_geometries_node_camera001 = {
+}
+ns.instance_controllers_node_camera001 = {
+}
+ns.instance_lights_node_camera001 = {
+}
+ns.node_channels_node_camera001 = {
+}
+ns.node_node_camera001 = {
+  node_name = "node_camera001",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_camera001,
+  transforms_count = 1,
+
+  instance_geometries = ns.instance_geometries_node_camera001,
+  instance_geometries_count = 0,
+
+  instance_controllers = ns.instance_controllers_node_camera001,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_camera001,
+  instance_lights_count = 0,
+
+  channels = ns.node_channels_node_camera001,
+  channels_count = 0,
+}
+ns.transforms_node_camera001_target = {
+  {
+    type = collada_types.transform_type.TRANSLATE,
+    translate = {10.26849, 7.983534, 43.74428},
+  },
+  {
+    type = collada_types.transform_type.ROTATE,
+    rotate = {-0.7700763, 0.318976, 0.5524825, -73.7201},
+  },
+}
+ns.instance_geometries_node_camera001_target = {
+}
+ns.instance_controllers_node_camera001_target = {
+}
+ns.instance_lights_node_camera001_target = {
+}
+ns.node_channels_node_camera001_target = {
+}
+ns.node_node_camera001_target = {
+  node_name = "node_camera001_target",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_camera001_target,
+  transforms_count = 2,
+
+  instance_geometries = ns.instance_geometries_node_camera001_target,
+  instance_geometries_count = 0,
+
+  instance_controllers = ns.instance_controllers_node_camera001_target,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_camera001_target,
+  instance_lights_count = 0,
+
+  channels = ns.node_channels_node_camera001_target,
+  channels_count = 0,
+}
+ns.transforms_node_torus_knot001 = {
+  {
+    type = collada_types.transform_type.TRANSLATE,
+    translate = {-6.954298, 40.46052, 74.58796},
+  },
+  {
+    type = collada_types.transform_type.ROTATE,
+    rotate = {-0.5773502, 0.5773503, 0.5773503, -120.0},
+  },
+}
+ns.instance_geometry_instance_materials_node_torus_knot001_0 = {
+  {
+    element_index = 0, -- an index into mesh.triangles
+    material = ns.material_coloreffectr134g110b8_material,
+
+    emission = { input_set = -1 },
+    ambient = { input_set = -1 },
+    diffuse = { input_set = -1 },
+    specular = { input_set = -1 },
+  },
+}
+ns.instance_geometries_node_torus_knot001 = {
+  {
+    geometry = ns.geometry_geom_torus_knot001,
+
+    instance_materials = ns.instance_geometry_instance_materials_node_torus_knot001_0,
+    instance_materials_count = 1,
+  },
+}
+ns.instance_controllers_node_torus_knot001 = {
+}
+ns.instance_lights_node_torus_knot001 = {
+}
+ns.node_channels_node_torus_knot001 = {
+}
+ns.node_node_torus_knot001 = {
+  node_name = "node_torus_knot001",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_torus_knot001,
+  transforms_count = 2,
+
+  instance_geometries = ns.instance_geometries_node_torus_knot001,
+  instance_geometries_count = 1,
+
+  instance_controllers = ns.instance_controllers_node_torus_knot001,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_torus_knot001,
+  instance_lights_count = 0,
+
+  channels = ns.node_channels_node_torus_knot001,
+  channels_count = 0,
+}
+ns.transforms_node_direct001 = {
+  {
+    type = collada_types.transform_type.MATRIX,
+    matrix = {-0.5428072, 0.8398573, 0.0, 0.0, -0.7717882, -0.4988136, 0.3943704, 0.0, 0.3312148, 0.2140671, 0.9189516, 0.0, 60.17801, 38.89358, 166.9632, 1.0},
+  },
+}
+ns.instance_geometries_node_direct001 = {
+}
+ns.instance_controllers_node_direct001 = {
+}
+ns.instance_lights_node_direct001 = {
+  {
+    light = ns.light_direct001_light,
+  }
+}
+ns.node_channels_node_direct001 = {
+}
+ns.node_node_direct001 = {
+  node_name = "node_direct001",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_direct001,
+  transforms_count = 1,
+
+  instance_geometries = ns.instance_geometries_node_direct001,
+  instance_geometries_count = 0,
+
+  instance_controllers = ns.instance_controllers_node_direct001,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_direct001,
+  instance_lights_count = 1,
+
+  channels = ns.node_channels_node_direct001,
+  channels_count = 0,
+}
+ns.transforms_node_direct001_target = {
+  {
+    type = collada_types.transform_type.ROTATE,
+    rotate = {-0.5773502, 0.5773503, 0.5773503, -120.0},
+  },
+}
+ns.instance_geometries_node_direct001_target = {
+}
+ns.instance_controllers_node_direct001_target = {
+}
+ns.instance_lights_node_direct001_target = {
+}
+ns.node_channels_node_direct001_target = {
+}
+ns.node_node_direct001_target = {
+  node_name = "node_direct001_target",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_direct001_target,
+  transforms_count = 1,
+
+  instance_geometries = ns.instance_geometries_node_direct001_target,
+  instance_geometries_count = 0,
+
+  instance_controllers = ns.instance_controllers_node_direct001_target,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_direct001_target,
+  instance_lights_count = 0,
+
+  channels = ns.node_channels_node_direct001_target,
+  channels_count = 0,
+}
+ns.transforms_node_cone001 = {
+  {
+    type = collada_types.transform_type.TRANSLATE,
+    translate = {-70.49181, -17.80504, 52.78688},
+  },
+  {
+    type = collada_types.transform_type.ROTATE,
+    rotate = {1.0, 0.0, 0.0, -89.7081},
+  },
+}
+ns.instance_geometry_instance_materials_node_cone001_0 = {
+  {
+    element_index = 0, -- an index into mesh.triangles
+    material = ns.material_coloreffectr6g134b6_material,
+
+    emission = { input_set = -1 },
+    ambient = { input_set = -1 },
+    diffuse = { input_set = -1 },
+    specular = { input_set = -1 },
+  },
+}
+ns.instance_geometries_node_cone001 = {
+  {
+    geometry = ns.geometry_geom_cone001,
+
+    instance_materials = ns.instance_geometry_instance_materials_node_cone001_0,
+    instance_materials_count = 1,
+  },
+}
+ns.instance_controllers_node_cone001 = {
+}
+ns.instance_lights_node_cone001 = {
+}
+ns.node_channels_node_cone001 = {
+}
+ns.node_node_cone001 = {
+  node_name = "node_cone001",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_cone001,
+  transforms_count = 2,
+
+  instance_geometries = ns.instance_geometries_node_cone001,
+  instance_geometries_count = 1,
+
+  instance_controllers = ns.instance_controllers_node_cone001,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_cone001,
+  instance_lights_count = 0,
+
+  channels = ns.node_channels_node_cone001,
+  channels_count = 0,
+}
+ns.transforms_node_box001 = {
+  {
+    type = collada_types.transform_type.TRANSLATE,
+    translate = {72.78688, -2.19274e-06, 50.16393},
+  },
+  {
+    type = collada_types.transform_type.ROTATE,
+    rotate = {-1.0, 0.0, 0.0, -90.0},
+  },
+}
+ns.instance_geometry_instance_materials_node_box001_0 = {
+  {
+    element_index = 0, -- an index into mesh.triangles
+    material = ns.material_coloreffectr88g88b225_material,
+
+    emission = { input_set = -1 },
+    ambient = { input_set = -1 },
+    diffuse = { input_set = -1 },
+    specular = { input_set = -1 },
+  },
+}
+ns.instance_geometries_node_box001 = {
+  {
+    geometry = ns.geometry_geom_box001,
+
+    instance_materials = ns.instance_geometry_instance_materials_node_box001_0,
+    instance_materials_count = 1,
+  },
+}
+ns.instance_controllers_node_box001 = {
+}
+ns.instance_lights_node_box001 = {
+}
+ns.node_channels_node_box001 = {
+}
+ns.node_node_box001 = {
+  node_name = "node_box001",
+
+  parent_index = -1,
+
+  type = collada_types.node_type.NODE,
+
+  transforms = ns.transforms_node_box001,
+  transforms_count = 2,
+
+  instance_geometries = ns.instance_geometries_node_box001,
+  instance_geometries_count = 1,
+
+  instance_controllers = ns.instance_controllers_node_box001,
+  instance_controllers_count = 0,
+
+  instance_lights = ns.instance_lights_node_box001,
+  instance_lights_count = 0,
+
+  channels = ns.node_channels_node_box001,
+  channels_count = 0,
+}
+ns.nodes = {
+  ns.node_node_environmentambientlight, -- 0
+  ns.node_node_plane001, -- 1
+  ns.node_node_camera001, -- 2
+  ns.node_node_camera001_target, -- 3
+  ns.node_node_torus_knot001, -- 4
+  ns.node_node_direct001, -- 5
+  ns.node_node_direct001_target, -- 6
+  ns.node_node_cone001, -- 7
+  ns.node_node_box001, -- 8
+}
+ns.inputs_list = {
+  {
+    elements = ns.input_elements_position_0_3_normal_0_3_texcoord_0_3,
+    elements_count = 3,
+  },
+}
+ns.descriptor = {
+  nodes = ns.nodes,
+  nodes_count = #ns.nodes,
+
+  geometries = ns.geometries,
+  nodes_count = #ns.geometries,
+
+  inputs_list = ns.inputs_list,
+  inputs_list_count = #ns.inputs_list,
+
+  images = ns.images,
+  images_count = #ns.images,
+
+}
+
+return {
+  descriptor = ns.descriptor
+}

scene/shadow_test/shadow_test.rc

@@ -0,0 +1,4 @@
+RES_SCENES_SHADOW_TEST_VTX RCDATA "shadow_test.vtx"
+RES_SCENES_SHADOW_TEST_VJW RCDATA "shadow_test.vjw"
+RES_SCENES_SHADOW_TEST_IDX RCDATA "shadow_test.idx"
+