bl_info = {
    "name": "PsychoBlend",
    "version": (0, 1),
    "author": "Nathan Vegdahl",
    "blender": (3, 1, 0),
    "description": "Psychopath renderer integration",
    "location": "",
    # "wiki_url": "https://github.com/cessen/psychopath/wiki",
    # "tracker_url": "https://github.com/cessen/psychopath/issues",
    "category": "Render"
}


from . import ui, psy_export, render

import bpy
from bpy.types import (AddonPreferences,
                       PropertyGroup,
                       Operator,
                       )
from bpy.props import (StringProperty,
                       BoolProperty,
                       IntProperty,
                       FloatProperty,
                       FloatVectorProperty,
                       EnumProperty,
                       PointerProperty,
                       )


# Custom Scene settings.
class RenderPsychopathSettingsScene(PropertyGroup):
    spp: IntProperty(
        name="Samples Per Pixel", description="Total number of samples to take per pixel",
        min=1, max=65536, default=16
        )

    bucket_size: IntProperty(
        name="Bucket Size", description="The height and width of each render bucket in pixels.",
        min=1, max=4096, soft_max=256, default=32
        )

    dicing_rate: FloatProperty(
        name="Dicing Rate", description="The target microgeometry width in pixels",
        min=0.0001, max=100.0, soft_min=0.125, soft_max=1.0, default=0.25
        )

    motion_blur_segments: IntProperty(
        name="Motion Segments", description="The number of segments to use in motion blur.  Zero means no motion blur.  Will be rounded down to the nearest power of two.",
        min=0, max=256, default=0
        )

    shutter_start: FloatProperty(
        name="Shutter Open", description="The time during the frame that the shutter opens, for motion blur",
        min=-1.0, max=1.0, soft_min=0.0, soft_max=1.0, default=0.0
        )

    shutter_end: FloatProperty(
        name="Shutter Close", description="The time during the frame that the shutter closes, for motion blur",
        min=-1.0, max=1.0, soft_min=0.0, soft_max=1.0, default=0.5
        )

    export_path: StringProperty(
        name="Export Path", description="The path to where the .psy files should be exported when rendering.  If left blank, /tmp or the equivalent is used.",
        subtype='FILE_PATH'
        )

# Psychopath material.
class PsychopathLight(bpy.types.PropertyGroup):
    color_type: EnumProperty(
        name="Color Type", description="",
        items=[
            ('Rec709', 'Rec709', ""),
            ('Blackbody', 'Blackbody', ""),
            ('ColorTemperature', 'ColorTemperature', "Same as Blackbody, except with brightness kept more even."),
        ],
        default="Rec709"
        )

    color_blackbody_temp: FloatProperty(
        name="Temperature", description="Blackbody temperature in kelvin",
        min=0.0, soft_min=800.0, soft_max=6500.0, default=1200.0
        )

# Custom Mesh properties.
class PsychopathMesh(bpy.types.PropertyGroup):
    is_subdivision_surface: BoolProperty(
        name="Is Subdivision Surface", description="Whether this is a sibdivision surface or just a normal mesh",
        default=False
        )

# Psychopath material
class PsychopathMaterial(bpy.types.PropertyGroup):
    surface_shader_type: EnumProperty(
        name="Surface Shader Type", description="",
        items=[('Emit', 'Emit', ""), ('Lambert', 'Lambert', ""), ('GGX', 'GGX', "")],
        default="Lambert"
        )

    color_type: EnumProperty(
        name="Color Type", description="",
        items=[
            ('Rec709', 'Rec709', ""),
            ('Blackbody', 'Blackbody', ""),
            ('ColorTemperature', 'ColorTemperature', "Same as Blackbody, except with brightness kept more even."),
        ],
        default="Rec709"
        )

    color: FloatVectorProperty(
        name="Color", description="",
        subtype='COLOR',
        min=0.0, soft_min=0.0, soft_max = 1.0,
        default=[0.8,0.8,0.8]
        )

    color_blackbody_temp: FloatProperty(
        name="Temperature", description="Blackbody temperature in kelvin",
        min=0.0, soft_min=800.0, soft_max=6500.0, default=1200.0
        )

    roughness: FloatProperty(
        name="Roughness", description="",
        min=-1.0, max=1.0, soft_min=0.0, soft_max=1.0, default=0.1
        )

    tail_shape: FloatProperty(
        name="Tail Shape", description="",
        min=0.0, max=8.0, soft_min=1.0, soft_max=3.0, default=2.0
        )

    fresnel: FloatProperty(
        name="Fresnel", description="",
        min=0.0, max=1.0, soft_min=0.0, soft_max=1.0, default=0.9
        )

# Psychopath world.
class PsychopathWorld(bpy.types.PropertyGroup):
    background_color: FloatVectorProperty(
        name="Background Color", description="",
        subtype='COLOR',
        min=0.0, soft_min=0.0, soft_max = 1.0,
        default=[0.8,0.8,0.8]
        )

# Addon Preferences.
class PsychopathPreferences(AddonPreferences):
    bl_idname = __name__

    filepath_psychopath: StringProperty(
                name="Psychopath Location",
                description="Path to renderer executable",
                subtype='DIR_PATH',
                )

    def draw(self, context):
        layout = self.layout
        layout.prop(self, "filepath_psychopath")


##### REGISTER #####
def register():
    bpy.utils.register_class(PsychopathPreferences)
    bpy.utils.register_class(RenderPsychopathSettingsScene)
    bpy.utils.register_class(PsychopathLight)
    bpy.utils.register_class(PsychopathMesh)
    bpy.utils.register_class(PsychopathMaterial)
    bpy.utils.register_class(PsychopathWorld)
    bpy.types.Scene.psychopath = PointerProperty(type=RenderPsychopathSettingsScene)
    bpy.types.Light.psychopath = PointerProperty(type=PsychopathLight)
    bpy.types.Mesh.psychopath = PointerProperty(type=PsychopathMesh)
    bpy.types.Material.psychopath = PointerProperty(type=PsychopathMaterial)
    bpy.types.World.psychopath = PointerProperty(type=PsychopathWorld)
    render.register()
    ui.register()


def unregister():
    bpy.utils.unregister_class(PsychopathPreferences)
    bpy.utils.unregister_class(RenderPsychopathSettingsScene)
    bpy.utils.unregister_class(PsychopathLight)
    bpy.utils.unregister_class(PsychopathMesh)
    bpy.utils.unregister_class(PsychopathMaterial)
    bpy.utils.unregister_class(PsychopathWorld)
    del bpy.types.Scene.psychopath
    del bpy.types.Light.psychopath
    del bpy.types.Mesh.psychopath
    del bpy.types.Material.psychopath
    del bpy.types.World.psychopath
    render.unregister()
    ui.unregister()