Initial API
parent
3c9b9a538b
commit
586a5de9b3
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leet
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package main // import "github.com/serverwentdown/leet"
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import (
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"log"
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ws2811 "github.com/rpi-ws281x/rpi-ws281x-go"
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)
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// TODO: full-sized grid with multiple channels mapped onto the grid
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type Drawer struct {
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layers [][]uint32
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length int
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device *ws2811.WS2811
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}
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func NewDrawer(length int) (*Drawer, error) {
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opt := ws2811.DefaultOptions
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opt.Channels[0].LedCount = length
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d := &Drawer{}
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d.length = length
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d.layers = make([][]uint32, 100)
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dev, err := ws2811.MakeWS2811(&opt)
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if err != nil {
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return nil, err
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}
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err = dev.Init()
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if err != nil {
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return nil, err
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}
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d.device = dev
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return d, nil
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}
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func (d *Drawer) SetLayer(layer int32, dots []uint32) {
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d.layers[layer] = dots
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}
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func (d *Drawer) SetLayerOrFill(layer int32, dots []uint32, fill uint32) {
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if dots == nil {
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fillDots := make([]uint32, d.length)
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for i := 0; i < d.length; i++ {
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fillDots[i] = fill
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}
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d.layers[layer] = fillDots
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} else {
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d.SetLayer(layer, dots)
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}
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}
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func (d *Drawer) Draw() error {
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for i := 0; i < len(d.device.Leds(0)); i++ {
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dot := mix(d.layers, i)
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d.device.Leds(0)[i] = dot
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}
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if err := d.device.Render(); err != nil {
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return err
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}
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return nil
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}
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func mix(layers [][]uint32, j int) uint32 {
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var base uint32
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for i := 0; i < len(layers); i++ {
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base = mixColors(base, layers[i][j])
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}
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return base
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}
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func mixColors(a uint32, b uint32) uint32 {
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// Extract channels
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aa, ba := uint32(a>>24), uint32(b>>24)
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ar, br := a&uint32(0x00FF0000)>>16, b&uint32(0x00FF0000)>>16
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ag, bg := a&uint32(0x0000FF00)>>8, b&uint32(0x0000FF00)>>8
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ab, bb := a&uint32(0x000000FF), b&uint32(0x000000FF)
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// Apply alpha computation to each channel
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log.Println(aa, ar, ag, ab, ba, br, bg, bb)
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oa := uint32(ba*(255-aa)/255 + aa)
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or := uint32(br*ba*(255-aa)/(255*255) + ar*aa/255)
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og := uint32(bg*ba*(255-aa)/(255*255) + ag*aa/255)
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ob := uint32(bb*ba*(255-aa)/(255*255) + ab*aa/255)
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return (oa << 24) | (or << 16) | (og << 8) | ob
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}
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package main
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import "testing"
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func TestMixColors(t *testing.T) {
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mixed := mixColors(uint32(0), uint32(0xFFFF0000))
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if mixed != uint32(0xFFFF0000) {
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t.Errorf("mixColors(0, 0xFFFF0000) was incorrect, got: %#x, want: %#x", mixed, uint32(0xFFFF0000))
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}
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mixed = mixColors(uint32(0), uint32(0))
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if mixed != uint32(0) {
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t.Errorf("mixColors(0, 0) was incorrect, got: %#x, want: %#x", mixed, uint32(0))
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}
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mixed = mixColors(uint32(0x7FFF0000), uint32(0x7F00FF00))
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if mixed != uint32(0xbe7f3f00) {
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t.Errorf("mixColors(0x7FFF0000, 0x7F00FF00) was incorrect, got: %#x, want: %#x", mixed, uint32(0xbe7f3f00))
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}
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}
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package main // import "github.com/serverwentdown/leet"
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import (
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ws2811 "github.com/rpi-ws281x/rpi-ws281x-go"
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)
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// Code generated by protoc-gen-go. DO NOT EDIT.
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// source: framebuffer.proto
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package framebuffer
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import (
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context "context"
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fmt "fmt"
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proto "github.com/golang/protobuf/proto"
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grpc "google.golang.org/grpc"
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math "math"
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)
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// Reference imports to suppress errors if they are not otherwise used.
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var _ = proto.Marshal
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var _ = fmt.Errorf
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var _ = math.Inf
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// This is a compile-time assertion to ensure that this generated file
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// is compatible with the proto package it is being compiled against.
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// A compilation error at this line likely means your copy of the
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// proto package needs to be updated.
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const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
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type Layer int32
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const (
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Layer_NONE Layer = 0
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// Well-known layers
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Layer_LIGHT Layer = 10
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Layer_COLOR Layer = 20
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Layer_NOTIFICATIONS Layer = 90
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// Public layers
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Layer_GENERAL_0 Layer = 40
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Layer_GENERAL_1 Layer = 41
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Layer_GENERAL_2 Layer = 42
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Layer_GENERAL_3 Layer = 43
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Layer_GENERAL_4 Layer = 44
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Layer_GENERAL_5 Layer = 45
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Layer_GENERAL_6 Layer = 46
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Layer_GENERAL_7 Layer = 47
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Layer_GENERAL_8 Layer = 48
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Layer_GENERAL_9 Layer = 49
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)
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var Layer_name = map[int32]string{
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0: "NONE",
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10: "LIGHT",
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20: "COLOR",
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90: "NOTIFICATIONS",
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40: "GENERAL_0",
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41: "GENERAL_1",
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42: "GENERAL_2",
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43: "GENERAL_3",
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44: "GENERAL_4",
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45: "GENERAL_5",
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46: "GENERAL_6",
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47: "GENERAL_7",
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48: "GENERAL_8",
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49: "GENERAL_9",
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}
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var Layer_value = map[string]int32{
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"NONE": 0,
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"LIGHT": 10,
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"COLOR": 20,
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"NOTIFICATIONS": 90,
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"GENERAL_0": 40,
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"GENERAL_1": 41,
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"GENERAL_2": 42,
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"GENERAL_3": 43,
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"GENERAL_4": 44,
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"GENERAL_5": 45,
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"GENERAL_6": 46,
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"GENERAL_7": 47,
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"GENERAL_8": 48,
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"GENERAL_9": 49,
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}
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func (x Layer) String() string {
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return proto.EnumName(Layer_name, int32(x))
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}
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func (Layer) EnumDescriptor() ([]byte, []int) {
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return fileDescriptor_4476fbda566a3634, []int{0}
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}
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type FrameData struct {
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// ARGB
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Dots []uint32 `protobuf:"fixed32,1,rep,packed,name=dots,proto3" json:"dots,omitempty"`
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Fill uint32 `protobuf:"fixed32,2,opt,name=fill,proto3" json:"fill,omitempty"`
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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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}
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func (m *FrameData) Reset() { *m = FrameData{} }
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func (m *FrameData) String() string { return proto.CompactTextString(m) }
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func (*FrameData) ProtoMessage() {}
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func (*FrameData) Descriptor() ([]byte, []int) {
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return fileDescriptor_4476fbda566a3634, []int{0}
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}
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func (m *FrameData) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_FrameData.Unmarshal(m, b)
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}
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func (m *FrameData) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
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return xxx_messageInfo_FrameData.Marshal(b, m, deterministic)
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}
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func (m *FrameData) XXX_Merge(src proto.Message) {
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xxx_messageInfo_FrameData.Merge(m, src)
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}
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func (m *FrameData) XXX_Size() int {
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return xxx_messageInfo_FrameData.Size(m)
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}
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func (m *FrameData) XXX_DiscardUnknown() {
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xxx_messageInfo_FrameData.DiscardUnknown(m)
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}
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var xxx_messageInfo_FrameData proto.InternalMessageInfo
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func (m *FrameData) GetDots() []uint32 {
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if m != nil {
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return m.Dots
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}
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return nil
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}
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func (m *FrameData) GetFill() uint32 {
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if m != nil {
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return m.Fill
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}
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return 0
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}
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type FrameBuffer struct {
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Frame *FrameData `protobuf:"bytes,1,opt,name=frame,proto3" json:"frame,omitempty"`
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Timestamp uint32 `protobuf:"fixed32,3,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
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Layer Layer `protobuf:"varint,4,opt,name=layer,proto3,enum=Layer" json:"layer,omitempty"`
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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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}
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func (m *FrameBuffer) Reset() { *m = FrameBuffer{} }
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func (m *FrameBuffer) String() string { return proto.CompactTextString(m) }
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func (*FrameBuffer) ProtoMessage() {}
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func (*FrameBuffer) Descriptor() ([]byte, []int) {
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return fileDescriptor_4476fbda566a3634, []int{1}
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}
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func (m *FrameBuffer) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_FrameBuffer.Unmarshal(m, b)
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}
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func (m *FrameBuffer) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
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return xxx_messageInfo_FrameBuffer.Marshal(b, m, deterministic)
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}
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func (m *FrameBuffer) XXX_Merge(src proto.Message) {
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xxx_messageInfo_FrameBuffer.Merge(m, src)
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}
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func (m *FrameBuffer) XXX_Size() int {
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return xxx_messageInfo_FrameBuffer.Size(m)
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}
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func (m *FrameBuffer) XXX_DiscardUnknown() {
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xxx_messageInfo_FrameBuffer.DiscardUnknown(m)
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}
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var xxx_messageInfo_FrameBuffer proto.InternalMessageInfo
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func (m *FrameBuffer) GetFrame() *FrameData {
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if m != nil {
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return m.Frame
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}
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return nil
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}
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func (m *FrameBuffer) GetTimestamp() uint32 {
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if m != nil {
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return m.Timestamp
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}
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return 0
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}
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func (m *FrameBuffer) GetLayer() Layer {
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if m != nil {
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return m.Layer
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}
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return Layer_NONE
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}
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type FrameSequence struct {
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Frames []*FrameBuffer `protobuf:"bytes,1,rep,name=frames,proto3" json:"frames,omitempty"`
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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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}
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func (m *FrameSequence) Reset() { *m = FrameSequence{} }
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func (m *FrameSequence) String() string { return proto.CompactTextString(m) }
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func (*FrameSequence) ProtoMessage() {}
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func (*FrameSequence) Descriptor() ([]byte, []int) {
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return fileDescriptor_4476fbda566a3634, []int{2}
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}
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func (m *FrameSequence) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_FrameSequence.Unmarshal(m, b)
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}
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func (m *FrameSequence) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
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return xxx_messageInfo_FrameSequence.Marshal(b, m, deterministic)
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}
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func (m *FrameSequence) XXX_Merge(src proto.Message) {
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xxx_messageInfo_FrameSequence.Merge(m, src)
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}
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func (m *FrameSequence) XXX_Size() int {
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return xxx_messageInfo_FrameSequence.Size(m)
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}
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func (m *FrameSequence) XXX_DiscardUnknown() {
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xxx_messageInfo_FrameSequence.DiscardUnknown(m)
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}
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var xxx_messageInfo_FrameSequence proto.InternalMessageInfo
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func (m *FrameSequence) GetFrames() []*FrameBuffer {
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if m != nil {
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return m.Frames
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}
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return nil
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}
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type DrawResponse struct {
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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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}
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func (m *DrawResponse) Reset() { *m = DrawResponse{} }
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func (m *DrawResponse) String() string { return proto.CompactTextString(m) }
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func (*DrawResponse) ProtoMessage() {}
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func (*DrawResponse) Descriptor() ([]byte, []int) {
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return fileDescriptor_4476fbda566a3634, []int{3}
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}
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func (m *DrawResponse) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_DrawResponse.Unmarshal(m, b)
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}
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func (m *DrawResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
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return xxx_messageInfo_DrawResponse.Marshal(b, m, deterministic)
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}
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func (m *DrawResponse) XXX_Merge(src proto.Message) {
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xxx_messageInfo_DrawResponse.Merge(m, src)
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}
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func (m *DrawResponse) XXX_Size() int {
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return xxx_messageInfo_DrawResponse.Size(m)
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}
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func (m *DrawResponse) XXX_DiscardUnknown() {
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xxx_messageInfo_DrawResponse.DiscardUnknown(m)
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}
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var xxx_messageInfo_DrawResponse proto.InternalMessageInfo
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func init() {
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proto.RegisterEnum("Layer", Layer_name, Layer_value)
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proto.RegisterType((*FrameData)(nil), "FrameData")
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proto.RegisterType((*FrameBuffer)(nil), "FrameBuffer")
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proto.RegisterType((*FrameSequence)(nil), "FrameSequence")
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proto.RegisterType((*DrawResponse)(nil), "DrawResponse")
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}
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func init() { proto.RegisterFile("framebuffer.proto", fileDescriptor_4476fbda566a3634) }
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var fileDescriptor_4476fbda566a3634 = []byte{
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// 349 bytes of a gzipped FileDescriptorProto
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0xba, 0xcd, 0x59, 0xeb, 0x43, 0x01, 0x55, 0xe4, 0xe2, 0x1f, 0xa8, 0x84, 0x51, 0x38, 0x26, 0x25,
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0xd4, 0x41, 0x0d, 0xfc, 0xe9, 0xc3, 0x9c, 0x00, 0x97, 0xc3, 0x28, 0x88, 0x28, 0xf9, 0x8b, 0x0d,
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0x30, 0xc2, 0x68, 0xee, 0x4f, 0xfc, 0xe1, 0x60, 0xee, 0x47, 0xe1, 0x8c, 0x3c, 0xa2, 0x01, 0xfa,
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|
||||
0x86, 0x2d, 0xd0, 0xb9, 0x12, 0x3d, 0xe0, 0x49, 0x1f, 0xff, 0x0c, 0x57, 0xae, 0xc1, 0x2e, 0x61,
|
||||
0x1b, 0xe0, 0xb8, 0x9b, 0x63, 0xdd, 0x3d, 0x29, 0xf7, 0xc7, 0xfa, 0x42, 0x13, 0xef, 0xa4, 0xf7,
|
||||
0x19, 0x00, 0x00, 0xff, 0xff, 0xb6, 0x99, 0xbe, 0xf0, 0x3c, 0x02, 0x00, 0x00,
|
||||
}
|
||||
|
||||
// Reference imports to suppress errors if they are not otherwise used.
|
||||
var _ context.Context
|
||||
var _ grpc.ClientConn
|
||||
|
||||
// This is a compile-time assertion to ensure that this generated file
|
||||
// is compatible with the grpc package it is being compiled against.
|
||||
const _ = grpc.SupportPackageIsVersion4
|
||||
|
||||
// DrawerClient is the client API for Drawer service.
|
||||
//
|
||||
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
|
||||
type DrawerClient interface {
|
||||
DrawFrame(ctx context.Context, in *FrameBuffer, opts ...grpc.CallOption) (*DrawResponse, error)
|
||||
DrawFrames(ctx context.Context, in *FrameSequence, opts ...grpc.CallOption) (*DrawResponse, error)
|
||||
}
|
||||
|
||||
type drawerClient struct {
|
||||
cc *grpc.ClientConn
|
||||
}
|
||||
|
||||
func NewDrawerClient(cc *grpc.ClientConn) DrawerClient {
|
||||
return &drawerClient{cc}
|
||||
}
|
||||
|
||||
func (c *drawerClient) DrawFrame(ctx context.Context, in *FrameBuffer, opts ...grpc.CallOption) (*DrawResponse, error) {
|
||||
out := new(DrawResponse)
|
||||
err := c.cc.Invoke(ctx, "/Drawer/DrawFrame", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
func (c *drawerClient) DrawFrames(ctx context.Context, in *FrameSequence, opts ...grpc.CallOption) (*DrawResponse, error) {
|
||||
out := new(DrawResponse)
|
||||
err := c.cc.Invoke(ctx, "/Drawer/DrawFrames", in, out, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
// DrawerServer is the server API for Drawer service.
|
||||
type DrawerServer interface {
|
||||
DrawFrame(context.Context, *FrameBuffer) (*DrawResponse, error)
|
||||
DrawFrames(context.Context, *FrameSequence) (*DrawResponse, error)
|
||||
}
|
||||
|
||||
func RegisterDrawerServer(s *grpc.Server, srv DrawerServer) {
|
||||
s.RegisterService(&_Drawer_serviceDesc, srv)
|
||||
}
|
||||
|
||||
func _Drawer_DrawFrame_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(FrameBuffer)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(DrawerServer).DrawFrame(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/Drawer/DrawFrame",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(DrawerServer).DrawFrame(ctx, req.(*FrameBuffer))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
func _Drawer_DrawFrames_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
|
||||
in := new(FrameSequence)
|
||||
if err := dec(in); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if interceptor == nil {
|
||||
return srv.(DrawerServer).DrawFrames(ctx, in)
|
||||
}
|
||||
info := &grpc.UnaryServerInfo{
|
||||
Server: srv,
|
||||
FullMethod: "/Drawer/DrawFrames",
|
||||
}
|
||||
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
|
||||
return srv.(DrawerServer).DrawFrames(ctx, req.(*FrameSequence))
|
||||
}
|
||||
return interceptor(ctx, in, info, handler)
|
||||
}
|
||||
|
||||
var _Drawer_serviceDesc = grpc.ServiceDesc{
|
||||
ServiceName: "Drawer",
|
||||
HandlerType: (*DrawerServer)(nil),
|
||||
Methods: []grpc.MethodDesc{
|
||||
{
|
||||
MethodName: "DrawFrame",
|
||||
Handler: _Drawer_DrawFrame_Handler,
|
||||
},
|
||||
{
|
||||
MethodName: "DrawFrames",
|
||||
Handler: _Drawer_DrawFrames_Handler,
|
||||
},
|
||||
},
|
||||
Streams: []grpc.StreamDesc{},
|
||||
Metadata: "framebuffer.proto",
|
||||
}
|
|
@ -0,0 +1,45 @@
|
|||
syntax = "proto3";
|
||||
|
||||
enum Layer {
|
||||
NONE = 0;
|
||||
// Well-known layers
|
||||
LIGHT = 10;
|
||||
COLOR = 20;
|
||||
NOTIFICATIONS = 90;
|
||||
// Public layers
|
||||
GENERAL_0 = 40;
|
||||
GENERAL_1 = 41;
|
||||
GENERAL_2 = 42;
|
||||
GENERAL_3 = 43;
|
||||
GENERAL_4 = 44;
|
||||
GENERAL_5 = 45;
|
||||
GENERAL_6 = 46;
|
||||
GENERAL_7 = 47;
|
||||
GENERAL_8 = 48;
|
||||
GENERAL_9 = 49;
|
||||
}
|
||||
|
||||
message FrameData {
|
||||
// ARGB
|
||||
repeated fixed32 dots = 1;
|
||||
fixed32 fill = 2;
|
||||
}
|
||||
|
||||
message FrameBuffer {
|
||||
FrameData frame = 1;
|
||||
fixed32 timestamp = 3;
|
||||
Layer layer = 4;
|
||||
}
|
||||
|
||||
message FrameSequence {
|
||||
repeated FrameBuffer frames = 1;
|
||||
}
|
||||
|
||||
message DrawResponse {
|
||||
}
|
||||
|
||||
service Drawer {
|
||||
rpc DrawFrame (FrameBuffer) returns (DrawResponse) {}
|
||||
rpc DrawFrames (FrameSequence) returns (DrawResponse) {}
|
||||
}
|
||||
|
|
@ -10,11 +10,11 @@ git clone https://github.com/jgarff/rpi_ws281x /tmp/rpi_ws281x
|
|||
|
||||
echo "Building ws281x"
|
||||
cd /tmp/rpi_ws281x
|
||||
scons deb
|
||||
scons
|
||||
|
||||
echo "Installing package"
|
||||
sudo dpkg --purge libws2811 || true
|
||||
sudo dpkg -i libws2811*.deb
|
||||
echo "Installing into /usr/local"
|
||||
sudo cp libws2811.a /usr/local/lib
|
||||
sudo cp ws2811.h pwm.h rpihw.h /usr/local/include
|
||||
|
||||
echo "Cleaning up"
|
||||
cd /tmp
|
||||
|
|
5
go.mod
5
go.mod
|
@ -2,7 +2,10 @@ module github.com/serverwentdown/leet
|
|||
|
||||
go 1.12
|
||||
|
||||
replace github.com/rpi-ws281x/rpi-ws281x-go => github.com/serverwentdown/rpi-ws281x-go v1.0.4
|
||||
|
||||
require (
|
||||
github.com/rpi-ws281x/rpi-ws281x-go v1.0.3
|
||||
github.com/golang/protobuf v1.3.1
|
||||
github.com/rpi-ws281x/rpi-ws281x-go v0.0.0-00010101000000-000000000000
|
||||
google.golang.org/grpc v1.19.1
|
||||
)
|
||||
|
|
4
go.sum
4
go.sum
|
@ -5,10 +5,14 @@ github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfU
|
|||
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
|
||||
github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM=
|
||||
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
|
||||
github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
|
||||
github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
|
||||
github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
|
||||
github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
|
||||
github.com/rpi-ws281x/rpi-ws281x-go v1.0.3 h1:mp3eVMYTuaH1cTmnzo5nKSCrQfYTx7pkG7Jxxdl+aZc=
|
||||
github.com/rpi-ws281x/rpi-ws281x-go v1.0.3/go.mod h1:NJ9ZCa/NPRHHb841qr+G9IEJe1J4aOgBMwkf9xyDnmk=
|
||||
github.com/serverwentdown/rpi-ws281x-go v1.0.4 h1:Ti+oxrYcU/lp0NjBl/y0EMcJp9gqvKJka2zFSCM2r2c=
|
||||
github.com/serverwentdown/rpi-ws281x-go v1.0.4/go.mod h1:NJ9ZCa/NPRHHb841qr+G9IEJe1J4aOgBMwkf9xyDnmk=
|
||||
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
|
||||
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d h1:g9qWBGx4puODJTMVyoPrpoxPFgVGd+z1DZwjfRu4d0I=
|
||||
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
|
|
22
main.go
22
main.go
|
@ -2,11 +2,31 @@ package main // import "github.com/serverwentdown/leet"
|
|||
|
||||
import (
|
||||
"log"
|
||||
"net"
|
||||
|
||||
"github.com/serverwentdown/leet/framebuffer"
|
||||
"google.golang.org/grpc"
|
||||
)
|
||||
|
||||
const listen = ":5000"
|
||||
const length = 287
|
||||
|
||||
func main() {
|
||||
log.Print("starting server")
|
||||
_ := grpc.NewServer()
|
||||
|
||||
lis, err := net.Listen("tcp", listen)
|
||||
if err != nil {
|
||||
log.Fatalf("failed to listen: %v", err)
|
||||
}
|
||||
s := grpc.NewServer()
|
||||
|
||||
drawer, err := NewDrawer(287)
|
||||
if err != nil {
|
||||
log.Fatalf("failed to setup WS281x library: %v", err)
|
||||
}
|
||||
|
||||
framebuffer.RegisterDrawerServer(s, NewServer(drawer))
|
||||
if err := s.Serve(lis); err != nil {
|
||||
log.Fatalf("failed to serve: %v", err)
|
||||
}
|
||||
}
|
||||
|
|
|
@ -0,0 +1,35 @@
|
|||
package main // import "github.com/serverwentdown/leet"
|
||||
|
||||
//go:generate protoc -I framebuffer framebuffer/framebuffer.proto --go_out=plugins=grpc:framebuffer
|
||||
|
||||
import (
|
||||
"context"
|
||||
"log"
|
||||
|
||||
"github.com/serverwentdown/leet/framebuffer"
|
||||
)
|
||||
|
||||
type Server struct {
|
||||
drawer *Drawer
|
||||
}
|
||||
|
||||
func NewServer(drawer *Drawer) *Server {
|
||||
s := &Server{
|
||||
drawer: drawer,
|
||||
}
|
||||
return s
|
||||
}
|
||||
|
||||
func (s *Server) DrawFrame(ctx context.Context, in *framebuffer.FrameBuffer) (*framebuffer.DrawResponse, error) {
|
||||
s.drawer.SetLayerOrFill(int32(in.Layer), in.Frame.Dots, in.Frame.Fill)
|
||||
err := s.drawer.Draw()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &framebuffer.DrawResponse{}, nil
|
||||
}
|
||||
|
||||
func (s *Server) DrawFrames(ctx context.Context, in *framebuffer.FrameSequence) (*framebuffer.DrawResponse, error) {
|
||||
log.Print("Received FrameSequence, but not implemented")
|
||||
return &framebuffer.DrawResponse{}, nil
|
||||
}
|
Loading…
Reference in New Issue