1739 lines
46 KiB
Go
1739 lines
46 KiB
Go
// Package dri2 is the X client API for the DRI2 extension.
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package dri2
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// This file is automatically generated from dri2.xml. Edit at your peril!
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import (
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"github.com/BurntSushi/xgb"
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"github.com/BurntSushi/xgb/xproto"
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)
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// Init must be called before using the DRI2 extension.
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func Init(c *xgb.Conn) error {
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reply, err := xproto.QueryExtension(c, 4, "DRI2").Reply()
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switch {
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case err != nil:
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return err
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case !reply.Present:
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return xgb.Errorf("No extension named DRI2 could be found on on the server.")
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}
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xgb.ExtLock.Lock()
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c.Extensions["DRI2"] = reply.MajorOpcode
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for evNum, fun := range xgb.NewExtEventFuncs["DRI2"] {
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xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
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}
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for errNum, fun := range xgb.NewExtErrorFuncs["DRI2"] {
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xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
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}
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xgb.ExtLock.Unlock()
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return nil
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}
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func init() {
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xgb.NewExtEventFuncs["DRI2"] = make(map[int]xgb.NewEventFun)
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xgb.NewExtErrorFuncs["DRI2"] = make(map[int]xgb.NewErrorFun)
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}
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type AttachFormat struct {
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Attachment uint32
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Format uint32
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}
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// AttachFormatRead reads a byte slice into a AttachFormat value.
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func AttachFormatRead(buf []byte, v *AttachFormat) int {
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b := 0
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v.Attachment = xgb.Get32(buf[b:])
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b += 4
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v.Format = xgb.Get32(buf[b:])
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b += 4
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return b
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}
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// AttachFormatReadList reads a byte slice into a list of AttachFormat values.
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func AttachFormatReadList(buf []byte, dest []AttachFormat) int {
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b := 0
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for i := 0; i < len(dest); i++ {
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dest[i] = AttachFormat{}
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b += AttachFormatRead(buf[b:], &dest[i])
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}
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return xgb.Pad(b)
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}
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// Bytes writes a AttachFormat value to a byte slice.
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func (v AttachFormat) Bytes() []byte {
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buf := make([]byte, 8)
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b := 0
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xgb.Put32(buf[b:], v.Attachment)
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b += 4
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xgb.Put32(buf[b:], v.Format)
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b += 4
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return buf[:b]
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}
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// AttachFormatListBytes writes a list of AttachFormat values to a byte slice.
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func AttachFormatListBytes(buf []byte, list []AttachFormat) int {
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b := 0
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var structBytes []byte
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for _, item := range list {
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structBytes = item.Bytes()
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copy(buf[b:], structBytes)
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b += len(structBytes)
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}
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return xgb.Pad(b)
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}
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const (
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AttachmentBufferFrontLeft = 0
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AttachmentBufferBackLeft = 1
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AttachmentBufferFrontRight = 2
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AttachmentBufferBackRight = 3
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AttachmentBufferDepth = 4
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AttachmentBufferStencil = 5
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AttachmentBufferAccum = 6
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AttachmentBufferFakeFrontLeft = 7
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AttachmentBufferFakeFrontRight = 8
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AttachmentBufferDepthStencil = 9
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AttachmentBufferHiz = 10
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)
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// BufferSwapComplete is the event number for a BufferSwapCompleteEvent.
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const BufferSwapComplete = 0
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type BufferSwapCompleteEvent struct {
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Sequence uint16
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// padding: 1 bytes
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EventType uint16
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// padding: 2 bytes
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Drawable xproto.Drawable
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UstHi uint32
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UstLo uint32
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MscHi uint32
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MscLo uint32
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Sbc uint32
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}
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// BufferSwapCompleteEventNew constructs a BufferSwapCompleteEvent value that implements xgb.Event from a byte slice.
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func BufferSwapCompleteEventNew(buf []byte) xgb.Event {
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v := BufferSwapCompleteEvent{}
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b := 1 // don't read event number
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.EventType = xgb.Get16(buf[b:])
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b += 2
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b += 2 // padding
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v.Drawable = xproto.Drawable(xgb.Get32(buf[b:]))
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b += 4
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v.UstHi = xgb.Get32(buf[b:])
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b += 4
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v.UstLo = xgb.Get32(buf[b:])
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b += 4
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v.MscHi = xgb.Get32(buf[b:])
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b += 4
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v.MscLo = xgb.Get32(buf[b:])
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b += 4
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v.Sbc = xgb.Get32(buf[b:])
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b += 4
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return v
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}
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// Bytes writes a BufferSwapCompleteEvent value to a byte slice.
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func (v BufferSwapCompleteEvent) Bytes() []byte {
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buf := make([]byte, 32)
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b := 0
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// write event number
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buf[b] = 0
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b += 1
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b += 1 // padding
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b += 2 // skip sequence number
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xgb.Put16(buf[b:], v.EventType)
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b += 2
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b += 2 // padding
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xgb.Put32(buf[b:], uint32(v.Drawable))
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b += 4
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xgb.Put32(buf[b:], v.UstHi)
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b += 4
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xgb.Put32(buf[b:], v.UstLo)
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b += 4
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xgb.Put32(buf[b:], v.MscHi)
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b += 4
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xgb.Put32(buf[b:], v.MscLo)
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b += 4
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xgb.Put32(buf[b:], v.Sbc)
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b += 4
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return buf
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}
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// SequenceId returns the sequence id attached to the BufferSwapComplete event.
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// Events without a sequence number (KeymapNotify) return 0.
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// This is mostly used internally.
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func (v BufferSwapCompleteEvent) SequenceId() uint16 {
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return v.Sequence
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}
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// String is a rudimentary string representation of BufferSwapCompleteEvent.
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func (v BufferSwapCompleteEvent) String() string {
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fieldVals := make([]string, 0, 9)
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fieldVals = append(fieldVals, xgb.Sprintf("Sequence: %d", v.Sequence))
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fieldVals = append(fieldVals, xgb.Sprintf("EventType: %d", v.EventType))
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fieldVals = append(fieldVals, xgb.Sprintf("Drawable: %d", v.Drawable))
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fieldVals = append(fieldVals, xgb.Sprintf("UstHi: %d", v.UstHi))
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fieldVals = append(fieldVals, xgb.Sprintf("UstLo: %d", v.UstLo))
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fieldVals = append(fieldVals, xgb.Sprintf("MscHi: %d", v.MscHi))
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fieldVals = append(fieldVals, xgb.Sprintf("MscLo: %d", v.MscLo))
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fieldVals = append(fieldVals, xgb.Sprintf("Sbc: %d", v.Sbc))
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return "BufferSwapComplete {" + xgb.StringsJoin(fieldVals, ", ") + "}"
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}
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func init() {
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xgb.NewExtEventFuncs["DRI2"][0] = BufferSwapCompleteEventNew
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}
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type DRI2Buffer struct {
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Attachment uint32
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Name uint32
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Pitch uint32
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Cpp uint32
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Flags uint32
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}
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// DRI2BufferRead reads a byte slice into a DRI2Buffer value.
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func DRI2BufferRead(buf []byte, v *DRI2Buffer) int {
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b := 0
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v.Attachment = xgb.Get32(buf[b:])
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b += 4
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v.Name = xgb.Get32(buf[b:])
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b += 4
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v.Pitch = xgb.Get32(buf[b:])
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b += 4
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v.Cpp = xgb.Get32(buf[b:])
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b += 4
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v.Flags = xgb.Get32(buf[b:])
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b += 4
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return b
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}
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// DRI2BufferReadList reads a byte slice into a list of DRI2Buffer values.
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func DRI2BufferReadList(buf []byte, dest []DRI2Buffer) int {
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b := 0
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for i := 0; i < len(dest); i++ {
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dest[i] = DRI2Buffer{}
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b += DRI2BufferRead(buf[b:], &dest[i])
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}
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return xgb.Pad(b)
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}
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// Bytes writes a DRI2Buffer value to a byte slice.
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func (v DRI2Buffer) Bytes() []byte {
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buf := make([]byte, 20)
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b := 0
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xgb.Put32(buf[b:], v.Attachment)
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b += 4
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xgb.Put32(buf[b:], v.Name)
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b += 4
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xgb.Put32(buf[b:], v.Pitch)
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b += 4
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xgb.Put32(buf[b:], v.Cpp)
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b += 4
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xgb.Put32(buf[b:], v.Flags)
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b += 4
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return buf[:b]
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}
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// DRI2BufferListBytes writes a list of DRI2Buffer values to a byte slice.
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func DRI2BufferListBytes(buf []byte, list []DRI2Buffer) int {
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b := 0
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var structBytes []byte
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for _, item := range list {
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structBytes = item.Bytes()
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copy(buf[b:], structBytes)
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b += len(structBytes)
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}
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return xgb.Pad(b)
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}
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const (
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DriverTypeDri = 0
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DriverTypeVdpau = 1
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)
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const (
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EventTypeExchangeComplete = 1
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EventTypeBlitComplete = 2
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EventTypeFlipComplete = 3
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)
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// InvalidateBuffers is the event number for a InvalidateBuffersEvent.
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const InvalidateBuffers = 1
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type InvalidateBuffersEvent struct {
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Sequence uint16
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// padding: 1 bytes
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Drawable xproto.Drawable
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}
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// InvalidateBuffersEventNew constructs a InvalidateBuffersEvent value that implements xgb.Event from a byte slice.
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func InvalidateBuffersEventNew(buf []byte) xgb.Event {
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v := InvalidateBuffersEvent{}
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b := 1 // don't read event number
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Drawable = xproto.Drawable(xgb.Get32(buf[b:]))
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b += 4
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return v
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}
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// Bytes writes a InvalidateBuffersEvent value to a byte slice.
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func (v InvalidateBuffersEvent) Bytes() []byte {
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buf := make([]byte, 32)
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b := 0
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// write event number
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buf[b] = 1
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b += 1
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b += 1 // padding
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b += 2 // skip sequence number
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xgb.Put32(buf[b:], uint32(v.Drawable))
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b += 4
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return buf
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}
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// SequenceId returns the sequence id attached to the InvalidateBuffers event.
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// Events without a sequence number (KeymapNotify) return 0.
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// This is mostly used internally.
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func (v InvalidateBuffersEvent) SequenceId() uint16 {
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return v.Sequence
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}
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// String is a rudimentary string representation of InvalidateBuffersEvent.
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func (v InvalidateBuffersEvent) String() string {
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fieldVals := make([]string, 0, 2)
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fieldVals = append(fieldVals, xgb.Sprintf("Sequence: %d", v.Sequence))
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fieldVals = append(fieldVals, xgb.Sprintf("Drawable: %d", v.Drawable))
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return "InvalidateBuffers {" + xgb.StringsJoin(fieldVals, ", ") + "}"
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}
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func init() {
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xgb.NewExtEventFuncs["DRI2"][1] = InvalidateBuffersEventNew
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}
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// Skipping definition for base type 'Bool'
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// Skipping definition for base type 'Byte'
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// Skipping definition for base type 'Card8'
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// Skipping definition for base type 'Char'
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// Skipping definition for base type 'Void'
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// Skipping definition for base type 'Double'
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// Skipping definition for base type 'Float'
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// Skipping definition for base type 'Int16'
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// Skipping definition for base type 'Int32'
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// Skipping definition for base type 'Int8'
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// Skipping definition for base type 'Card16'
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// Skipping definition for base type 'Card32'
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// AuthenticateCookie is a cookie used only for Authenticate requests.
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type AuthenticateCookie struct {
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*xgb.Cookie
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}
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// Authenticate sends a checked request.
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// If an error occurs, it will be returned with the reply by calling AuthenticateCookie.Reply()
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func Authenticate(c *xgb.Conn, Window xproto.Window, Magic uint32) AuthenticateCookie {
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if _, ok := c.Extensions["DRI2"]; !ok {
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panic("Cannot issue request 'Authenticate' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(authenticateRequest(c, Window, Magic), cookie)
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return AuthenticateCookie{cookie}
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}
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// AuthenticateUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func AuthenticateUnchecked(c *xgb.Conn, Window xproto.Window, Magic uint32) AuthenticateCookie {
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if _, ok := c.Extensions["DRI2"]; !ok {
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panic("Cannot issue request 'Authenticate' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(authenticateRequest(c, Window, Magic), cookie)
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return AuthenticateCookie{cookie}
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}
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// AuthenticateReply represents the data returned from a Authenticate request.
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type AuthenticateReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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Authenticated uint32
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}
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// Reply blocks and returns the reply data for a Authenticate request.
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func (cook AuthenticateCookie) Reply() (*AuthenticateReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return authenticateReply(buf), nil
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}
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// authenticateReply reads a byte slice into a AuthenticateReply value.
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func authenticateReply(buf []byte) *AuthenticateReply {
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v := new(AuthenticateReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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v.Authenticated = xgb.Get32(buf[b:])
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b += 4
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return v
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}
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// Write request to wire for Authenticate
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// authenticateRequest writes a Authenticate request to a byte slice.
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func authenticateRequest(c *xgb.Conn, Window xproto.Window, Magic uint32) []byte {
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size := 12
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b := 0
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buf := make([]byte, size)
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buf[b] = c.Extensions["DRI2"]
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b += 1
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buf[b] = 2 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put32(buf[b:], uint32(Window))
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b += 4
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xgb.Put32(buf[b:], Magic)
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b += 4
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return buf
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}
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|
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// ConnectCookie is a cookie used only for Connect requests.
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type ConnectCookie struct {
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*xgb.Cookie
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}
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// Connect sends a checked request.
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// If an error occurs, it will be returned with the reply by calling ConnectCookie.Reply()
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func Connect(c *xgb.Conn, Window xproto.Window, DriverType uint32) ConnectCookie {
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if _, ok := c.Extensions["DRI2"]; !ok {
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panic("Cannot issue request 'Connect' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
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}
|
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cookie := c.NewCookie(true, true)
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c.NewRequest(connectRequest(c, Window, DriverType), cookie)
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return ConnectCookie{cookie}
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}
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// ConnectUnchecked sends an unchecked request.
|
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
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func ConnectUnchecked(c *xgb.Conn, Window xproto.Window, DriverType uint32) ConnectCookie {
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if _, ok := c.Extensions["DRI2"]; !ok {
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panic("Cannot issue request 'Connect' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
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}
|
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cookie := c.NewCookie(false, true)
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c.NewRequest(connectRequest(c, Window, DriverType), cookie)
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return ConnectCookie{cookie}
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}
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|
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// ConnectReply represents the data returned from a Connect request.
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type ConnectReply struct {
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Sequence uint16 // sequence number of the request for this reply
|
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Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
DriverNameLength uint32
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DeviceNameLength uint32
|
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// padding: 16 bytes
|
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DriverName string // size: xgb.Pad((int(DriverNameLength) * 1))
|
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AlignmentPad []byte // size: xgb.Pad(((((int(DriverNameLength) + 3) & -4) - int(DriverNameLength)) * 1))
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DeviceName string // size: xgb.Pad((int(DeviceNameLength) * 1))
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}
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|
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// Reply blocks and returns the reply data for a Connect request.
|
|
func (cook ConnectCookie) Reply() (*ConnectReply, error) {
|
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buf, err := cook.Cookie.Reply()
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if err != nil {
|
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return nil, err
|
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}
|
|
if buf == nil {
|
|
return nil, nil
|
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}
|
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return connectReply(buf), nil
|
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}
|
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|
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// connectReply reads a byte slice into a ConnectReply value.
|
|
func connectReply(buf []byte) *ConnectReply {
|
|
v := new(ConnectReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.DriverNameLength = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.DeviceNameLength = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
b += 16 // padding
|
|
|
|
{
|
|
byteString := make([]byte, v.DriverNameLength)
|
|
copy(byteString[:v.DriverNameLength], buf[b:])
|
|
v.DriverName = string(byteString)
|
|
b += int(v.DriverNameLength)
|
|
}
|
|
|
|
v.AlignmentPad = make([]byte, (((int(v.DriverNameLength) + 3) & -4) - int(v.DriverNameLength)))
|
|
copy(v.AlignmentPad[:(((int(v.DriverNameLength)+3)&-4)-int(v.DriverNameLength))], buf[b:])
|
|
b += int((((int(v.DriverNameLength) + 3) & -4) - int(v.DriverNameLength)))
|
|
|
|
{
|
|
byteString := make([]byte, v.DeviceNameLength)
|
|
copy(byteString[:v.DeviceNameLength], buf[b:])
|
|
v.DeviceName = string(byteString)
|
|
b += int(v.DeviceNameLength)
|
|
}
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for Connect
|
|
// connectRequest writes a Connect request to a byte slice.
|
|
func connectRequest(c *xgb.Conn, Window xproto.Window, DriverType uint32) []byte {
|
|
size := 12
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 1 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Window))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], DriverType)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// CopyRegionCookie is a cookie used only for CopyRegion requests.
|
|
type CopyRegionCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// CopyRegion sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling CopyRegionCookie.Reply()
|
|
func CopyRegion(c *xgb.Conn, Drawable xproto.Drawable, Region uint32, Dest uint32, Src uint32) CopyRegionCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'CopyRegion' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(copyRegionRequest(c, Drawable, Region, Dest, Src), cookie)
|
|
return CopyRegionCookie{cookie}
|
|
}
|
|
|
|
// CopyRegionUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func CopyRegionUnchecked(c *xgb.Conn, Drawable xproto.Drawable, Region uint32, Dest uint32, Src uint32) CopyRegionCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'CopyRegion' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(copyRegionRequest(c, Drawable, Region, Dest, Src), cookie)
|
|
return CopyRegionCookie{cookie}
|
|
}
|
|
|
|
// CopyRegionReply represents the data returned from a CopyRegion request.
|
|
type CopyRegionReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a CopyRegion request.
|
|
func (cook CopyRegionCookie) Reply() (*CopyRegionReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return copyRegionReply(buf), nil
|
|
}
|
|
|
|
// copyRegionReply reads a byte slice into a CopyRegionReply value.
|
|
func copyRegionReply(buf []byte) *CopyRegionReply {
|
|
v := new(CopyRegionReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for CopyRegion
|
|
// copyRegionRequest writes a CopyRegion request to a byte slice.
|
|
func copyRegionRequest(c *xgb.Conn, Drawable xproto.Drawable, Region uint32, Dest uint32, Src uint32) []byte {
|
|
size := 20
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 6 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Region)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Dest)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Src)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// CreateDrawableCookie is a cookie used only for CreateDrawable requests.
|
|
type CreateDrawableCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// CreateDrawable sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func CreateDrawable(c *xgb.Conn, Drawable xproto.Drawable) CreateDrawableCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'CreateDrawable' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, false)
|
|
c.NewRequest(createDrawableRequest(c, Drawable), cookie)
|
|
return CreateDrawableCookie{cookie}
|
|
}
|
|
|
|
// CreateDrawableChecked sends a checked request.
|
|
// If an error occurs, it can be retrieved using CreateDrawableCookie.Check()
|
|
func CreateDrawableChecked(c *xgb.Conn, Drawable xproto.Drawable) CreateDrawableCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'CreateDrawable' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, false)
|
|
c.NewRequest(createDrawableRequest(c, Drawable), cookie)
|
|
return CreateDrawableCookie{cookie}
|
|
}
|
|
|
|
// Check returns an error if one occurred for checked requests that are not expecting a reply.
|
|
// This cannot be called for requests expecting a reply, nor for unchecked requests.
|
|
func (cook CreateDrawableCookie) Check() error {
|
|
return cook.Cookie.Check()
|
|
}
|
|
|
|
// Write request to wire for CreateDrawable
|
|
// createDrawableRequest writes a CreateDrawable request to a byte slice.
|
|
func createDrawableRequest(c *xgb.Conn, Drawable xproto.Drawable) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 3 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// DestroyDrawableCookie is a cookie used only for DestroyDrawable requests.
|
|
type DestroyDrawableCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// DestroyDrawable sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func DestroyDrawable(c *xgb.Conn, Drawable xproto.Drawable) DestroyDrawableCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'DestroyDrawable' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, false)
|
|
c.NewRequest(destroyDrawableRequest(c, Drawable), cookie)
|
|
return DestroyDrawableCookie{cookie}
|
|
}
|
|
|
|
// DestroyDrawableChecked sends a checked request.
|
|
// If an error occurs, it can be retrieved using DestroyDrawableCookie.Check()
|
|
func DestroyDrawableChecked(c *xgb.Conn, Drawable xproto.Drawable) DestroyDrawableCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'DestroyDrawable' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, false)
|
|
c.NewRequest(destroyDrawableRequest(c, Drawable), cookie)
|
|
return DestroyDrawableCookie{cookie}
|
|
}
|
|
|
|
// Check returns an error if one occurred for checked requests that are not expecting a reply.
|
|
// This cannot be called for requests expecting a reply, nor for unchecked requests.
|
|
func (cook DestroyDrawableCookie) Check() error {
|
|
return cook.Cookie.Check()
|
|
}
|
|
|
|
// Write request to wire for DestroyDrawable
|
|
// destroyDrawableRequest writes a DestroyDrawable request to a byte slice.
|
|
func destroyDrawableRequest(c *xgb.Conn, Drawable xproto.Drawable) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 4 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// GetBuffersCookie is a cookie used only for GetBuffers requests.
|
|
type GetBuffersCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// GetBuffers sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling GetBuffersCookie.Reply()
|
|
func GetBuffers(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []uint32) GetBuffersCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetBuffers' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(getBuffersRequest(c, Drawable, Count, Attachments), cookie)
|
|
return GetBuffersCookie{cookie}
|
|
}
|
|
|
|
// GetBuffersUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func GetBuffersUnchecked(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []uint32) GetBuffersCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetBuffers' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(getBuffersRequest(c, Drawable, Count, Attachments), cookie)
|
|
return GetBuffersCookie{cookie}
|
|
}
|
|
|
|
// GetBuffersReply represents the data returned from a GetBuffers request.
|
|
type GetBuffersReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
Width uint32
|
|
Height uint32
|
|
Count uint32
|
|
// padding: 12 bytes
|
|
Buffers []DRI2Buffer // size: xgb.Pad((int(Count) * 20))
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a GetBuffers request.
|
|
func (cook GetBuffersCookie) Reply() (*GetBuffersReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return getBuffersReply(buf), nil
|
|
}
|
|
|
|
// getBuffersReply reads a byte slice into a GetBuffersReply value.
|
|
func getBuffersReply(buf []byte) *GetBuffersReply {
|
|
v := new(GetBuffersReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.Width = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.Height = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.Count = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
b += 12 // padding
|
|
|
|
v.Buffers = make([]DRI2Buffer, v.Count)
|
|
b += DRI2BufferReadList(buf[b:], v.Buffers)
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for GetBuffers
|
|
// getBuffersRequest writes a GetBuffers request to a byte slice.
|
|
func getBuffersRequest(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []uint32) []byte {
|
|
size := xgb.Pad((12 + xgb.Pad((len(Attachments) * 4))))
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 5 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Count)
|
|
b += 4
|
|
|
|
for i := 0; i < int(len(Attachments)); i++ {
|
|
xgb.Put32(buf[b:], Attachments[i])
|
|
b += 4
|
|
}
|
|
|
|
return buf
|
|
}
|
|
|
|
// GetBuffersWithFormatCookie is a cookie used only for GetBuffersWithFormat requests.
|
|
type GetBuffersWithFormatCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// GetBuffersWithFormat sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling GetBuffersWithFormatCookie.Reply()
|
|
func GetBuffersWithFormat(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []AttachFormat) GetBuffersWithFormatCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetBuffersWithFormat' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(getBuffersWithFormatRequest(c, Drawable, Count, Attachments), cookie)
|
|
return GetBuffersWithFormatCookie{cookie}
|
|
}
|
|
|
|
// GetBuffersWithFormatUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func GetBuffersWithFormatUnchecked(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []AttachFormat) GetBuffersWithFormatCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetBuffersWithFormat' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(getBuffersWithFormatRequest(c, Drawable, Count, Attachments), cookie)
|
|
return GetBuffersWithFormatCookie{cookie}
|
|
}
|
|
|
|
// GetBuffersWithFormatReply represents the data returned from a GetBuffersWithFormat request.
|
|
type GetBuffersWithFormatReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
Width uint32
|
|
Height uint32
|
|
Count uint32
|
|
// padding: 12 bytes
|
|
Buffers []DRI2Buffer // size: xgb.Pad((int(Count) * 20))
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a GetBuffersWithFormat request.
|
|
func (cook GetBuffersWithFormatCookie) Reply() (*GetBuffersWithFormatReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return getBuffersWithFormatReply(buf), nil
|
|
}
|
|
|
|
// getBuffersWithFormatReply reads a byte slice into a GetBuffersWithFormatReply value.
|
|
func getBuffersWithFormatReply(buf []byte) *GetBuffersWithFormatReply {
|
|
v := new(GetBuffersWithFormatReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.Width = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.Height = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.Count = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
b += 12 // padding
|
|
|
|
v.Buffers = make([]DRI2Buffer, v.Count)
|
|
b += DRI2BufferReadList(buf[b:], v.Buffers)
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for GetBuffersWithFormat
|
|
// getBuffersWithFormatRequest writes a GetBuffersWithFormat request to a byte slice.
|
|
func getBuffersWithFormatRequest(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []AttachFormat) []byte {
|
|
size := xgb.Pad((12 + xgb.Pad((len(Attachments) * 8))))
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 7 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Count)
|
|
b += 4
|
|
|
|
b += AttachFormatListBytes(buf[b:], Attachments)
|
|
|
|
return buf
|
|
}
|
|
|
|
// GetMSCCookie is a cookie used only for GetMSC requests.
|
|
type GetMSCCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// GetMSC sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling GetMSCCookie.Reply()
|
|
func GetMSC(c *xgb.Conn, Drawable xproto.Drawable) GetMSCCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetMSC' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(getMSCRequest(c, Drawable), cookie)
|
|
return GetMSCCookie{cookie}
|
|
}
|
|
|
|
// GetMSCUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func GetMSCUnchecked(c *xgb.Conn, Drawable xproto.Drawable) GetMSCCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetMSC' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(getMSCRequest(c, Drawable), cookie)
|
|
return GetMSCCookie{cookie}
|
|
}
|
|
|
|
// GetMSCReply represents the data returned from a GetMSC request.
|
|
type GetMSCReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
UstHi uint32
|
|
UstLo uint32
|
|
MscHi uint32
|
|
MscLo uint32
|
|
SbcHi uint32
|
|
SbcLo uint32
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a GetMSC request.
|
|
func (cook GetMSCCookie) Reply() (*GetMSCReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return getMSCReply(buf), nil
|
|
}
|
|
|
|
// getMSCReply reads a byte slice into a GetMSCReply value.
|
|
func getMSCReply(buf []byte) *GetMSCReply {
|
|
v := new(GetMSCReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.UstHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.UstLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.MscHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.MscLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SbcHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SbcLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for GetMSC
|
|
// getMSCRequest writes a GetMSC request to a byte slice.
|
|
func getMSCRequest(c *xgb.Conn, Drawable xproto.Drawable) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 9 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// GetParamCookie is a cookie used only for GetParam requests.
|
|
type GetParamCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// GetParam sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling GetParamCookie.Reply()
|
|
func GetParam(c *xgb.Conn, Drawable xproto.Drawable, Param uint32) GetParamCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetParam' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(getParamRequest(c, Drawable, Param), cookie)
|
|
return GetParamCookie{cookie}
|
|
}
|
|
|
|
// GetParamUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func GetParamUnchecked(c *xgb.Conn, Drawable xproto.Drawable, Param uint32) GetParamCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'GetParam' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(getParamRequest(c, Drawable, Param), cookie)
|
|
return GetParamCookie{cookie}
|
|
}
|
|
|
|
// GetParamReply represents the data returned from a GetParam request.
|
|
type GetParamReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
IsParamRecognized bool
|
|
ValueHi uint32
|
|
ValueLo uint32
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a GetParam request.
|
|
func (cook GetParamCookie) Reply() (*GetParamReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return getParamReply(buf), nil
|
|
}
|
|
|
|
// getParamReply reads a byte slice into a GetParamReply value.
|
|
func getParamReply(buf []byte) *GetParamReply {
|
|
v := new(GetParamReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
if buf[b] == 1 {
|
|
v.IsParamRecognized = true
|
|
} else {
|
|
v.IsParamRecognized = false
|
|
}
|
|
b += 1
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.ValueHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.ValueLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for GetParam
|
|
// getParamRequest writes a GetParam request to a byte slice.
|
|
func getParamRequest(c *xgb.Conn, Drawable xproto.Drawable, Param uint32) []byte {
|
|
size := 12
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 13 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Param)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// QueryVersionCookie is a cookie used only for QueryVersion requests.
|
|
type QueryVersionCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// QueryVersion sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply()
|
|
func QueryVersion(c *xgb.Conn, MajorVersion uint32, MinorVersion uint32) QueryVersionCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(queryVersionRequest(c, MajorVersion, MinorVersion), cookie)
|
|
return QueryVersionCookie{cookie}
|
|
}
|
|
|
|
// QueryVersionUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func QueryVersionUnchecked(c *xgb.Conn, MajorVersion uint32, MinorVersion uint32) QueryVersionCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(queryVersionRequest(c, MajorVersion, MinorVersion), cookie)
|
|
return QueryVersionCookie{cookie}
|
|
}
|
|
|
|
// QueryVersionReply represents the data returned from a QueryVersion request.
|
|
type QueryVersionReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
MajorVersion uint32
|
|
MinorVersion uint32
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a QueryVersion request.
|
|
func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return queryVersionReply(buf), nil
|
|
}
|
|
|
|
// queryVersionReply reads a byte slice into a QueryVersionReply value.
|
|
func queryVersionReply(buf []byte) *QueryVersionReply {
|
|
v := new(QueryVersionReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.MajorVersion = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.MinorVersion = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for QueryVersion
|
|
// queryVersionRequest writes a QueryVersion request to a byte slice.
|
|
func queryVersionRequest(c *xgb.Conn, MajorVersion uint32, MinorVersion uint32) []byte {
|
|
size := 12
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 0 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], MajorVersion)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], MinorVersion)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// SwapBuffersCookie is a cookie used only for SwapBuffers requests.
|
|
type SwapBuffersCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// SwapBuffers sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling SwapBuffersCookie.Reply()
|
|
func SwapBuffers(c *xgb.Conn, Drawable xproto.Drawable, TargetMscHi uint32, TargetMscLo uint32, DivisorHi uint32, DivisorLo uint32, RemainderHi uint32, RemainderLo uint32) SwapBuffersCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'SwapBuffers' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(swapBuffersRequest(c, Drawable, TargetMscHi, TargetMscLo, DivisorHi, DivisorLo, RemainderHi, RemainderLo), cookie)
|
|
return SwapBuffersCookie{cookie}
|
|
}
|
|
|
|
// SwapBuffersUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func SwapBuffersUnchecked(c *xgb.Conn, Drawable xproto.Drawable, TargetMscHi uint32, TargetMscLo uint32, DivisorHi uint32, DivisorLo uint32, RemainderHi uint32, RemainderLo uint32) SwapBuffersCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'SwapBuffers' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(swapBuffersRequest(c, Drawable, TargetMscHi, TargetMscLo, DivisorHi, DivisorLo, RemainderHi, RemainderLo), cookie)
|
|
return SwapBuffersCookie{cookie}
|
|
}
|
|
|
|
// SwapBuffersReply represents the data returned from a SwapBuffers request.
|
|
type SwapBuffersReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
SwapHi uint32
|
|
SwapLo uint32
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a SwapBuffers request.
|
|
func (cook SwapBuffersCookie) Reply() (*SwapBuffersReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return swapBuffersReply(buf), nil
|
|
}
|
|
|
|
// swapBuffersReply reads a byte slice into a SwapBuffersReply value.
|
|
func swapBuffersReply(buf []byte) *SwapBuffersReply {
|
|
v := new(SwapBuffersReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.SwapHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SwapLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for SwapBuffers
|
|
// swapBuffersRequest writes a SwapBuffers request to a byte slice.
|
|
func swapBuffersRequest(c *xgb.Conn, Drawable xproto.Drawable, TargetMscHi uint32, TargetMscLo uint32, DivisorHi uint32, DivisorLo uint32, RemainderHi uint32, RemainderLo uint32) []byte {
|
|
size := 32
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 8 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], TargetMscHi)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], TargetMscLo)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], DivisorHi)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], DivisorLo)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], RemainderHi)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], RemainderLo)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// SwapIntervalCookie is a cookie used only for SwapInterval requests.
|
|
type SwapIntervalCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// SwapInterval sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func SwapInterval(c *xgb.Conn, Drawable xproto.Drawable, Interval uint32) SwapIntervalCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'SwapInterval' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, false)
|
|
c.NewRequest(swapIntervalRequest(c, Drawable, Interval), cookie)
|
|
return SwapIntervalCookie{cookie}
|
|
}
|
|
|
|
// SwapIntervalChecked sends a checked request.
|
|
// If an error occurs, it can be retrieved using SwapIntervalCookie.Check()
|
|
func SwapIntervalChecked(c *xgb.Conn, Drawable xproto.Drawable, Interval uint32) SwapIntervalCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'SwapInterval' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, false)
|
|
c.NewRequest(swapIntervalRequest(c, Drawable, Interval), cookie)
|
|
return SwapIntervalCookie{cookie}
|
|
}
|
|
|
|
// Check returns an error if one occurred for checked requests that are not expecting a reply.
|
|
// This cannot be called for requests expecting a reply, nor for unchecked requests.
|
|
func (cook SwapIntervalCookie) Check() error {
|
|
return cook.Cookie.Check()
|
|
}
|
|
|
|
// Write request to wire for SwapInterval
|
|
// swapIntervalRequest writes a SwapInterval request to a byte slice.
|
|
func swapIntervalRequest(c *xgb.Conn, Drawable xproto.Drawable, Interval uint32) []byte {
|
|
size := 12
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 12 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Interval)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// WaitMSCCookie is a cookie used only for WaitMSC requests.
|
|
type WaitMSCCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// WaitMSC sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling WaitMSCCookie.Reply()
|
|
func WaitMSC(c *xgb.Conn, Drawable xproto.Drawable, TargetMscHi uint32, TargetMscLo uint32, DivisorHi uint32, DivisorLo uint32, RemainderHi uint32, RemainderLo uint32) WaitMSCCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'WaitMSC' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(waitMSCRequest(c, Drawable, TargetMscHi, TargetMscLo, DivisorHi, DivisorLo, RemainderHi, RemainderLo), cookie)
|
|
return WaitMSCCookie{cookie}
|
|
}
|
|
|
|
// WaitMSCUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func WaitMSCUnchecked(c *xgb.Conn, Drawable xproto.Drawable, TargetMscHi uint32, TargetMscLo uint32, DivisorHi uint32, DivisorLo uint32, RemainderHi uint32, RemainderLo uint32) WaitMSCCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'WaitMSC' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(waitMSCRequest(c, Drawable, TargetMscHi, TargetMscLo, DivisorHi, DivisorLo, RemainderHi, RemainderLo), cookie)
|
|
return WaitMSCCookie{cookie}
|
|
}
|
|
|
|
// WaitMSCReply represents the data returned from a WaitMSC request.
|
|
type WaitMSCReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
UstHi uint32
|
|
UstLo uint32
|
|
MscHi uint32
|
|
MscLo uint32
|
|
SbcHi uint32
|
|
SbcLo uint32
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a WaitMSC request.
|
|
func (cook WaitMSCCookie) Reply() (*WaitMSCReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return waitMSCReply(buf), nil
|
|
}
|
|
|
|
// waitMSCReply reads a byte slice into a WaitMSCReply value.
|
|
func waitMSCReply(buf []byte) *WaitMSCReply {
|
|
v := new(WaitMSCReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.UstHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.UstLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.MscHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.MscLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SbcHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SbcLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for WaitMSC
|
|
// waitMSCRequest writes a WaitMSC request to a byte slice.
|
|
func waitMSCRequest(c *xgb.Conn, Drawable xproto.Drawable, TargetMscHi uint32, TargetMscLo uint32, DivisorHi uint32, DivisorLo uint32, RemainderHi uint32, RemainderLo uint32) []byte {
|
|
size := 32
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 10 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], TargetMscHi)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], TargetMscLo)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], DivisorHi)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], DivisorLo)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], RemainderHi)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], RemainderLo)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// WaitSBCCookie is a cookie used only for WaitSBC requests.
|
|
type WaitSBCCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// WaitSBC sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling WaitSBCCookie.Reply()
|
|
func WaitSBC(c *xgb.Conn, Drawable xproto.Drawable, TargetSbcHi uint32, TargetSbcLo uint32) WaitSBCCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'WaitSBC' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(waitSBCRequest(c, Drawable, TargetSbcHi, TargetSbcLo), cookie)
|
|
return WaitSBCCookie{cookie}
|
|
}
|
|
|
|
// WaitSBCUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func WaitSBCUnchecked(c *xgb.Conn, Drawable xproto.Drawable, TargetSbcHi uint32, TargetSbcLo uint32) WaitSBCCookie {
|
|
if _, ok := c.Extensions["DRI2"]; !ok {
|
|
panic("Cannot issue request 'WaitSBC' using the uninitialized extension 'DRI2'. dri2.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(waitSBCRequest(c, Drawable, TargetSbcHi, TargetSbcLo), cookie)
|
|
return WaitSBCCookie{cookie}
|
|
}
|
|
|
|
// WaitSBCReply represents the data returned from a WaitSBC request.
|
|
type WaitSBCReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
UstHi uint32
|
|
UstLo uint32
|
|
MscHi uint32
|
|
MscLo uint32
|
|
SbcHi uint32
|
|
SbcLo uint32
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a WaitSBC request.
|
|
func (cook WaitSBCCookie) Reply() (*WaitSBCReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return waitSBCReply(buf), nil
|
|
}
|
|
|
|
// waitSBCReply reads a byte slice into a WaitSBCReply value.
|
|
func waitSBCReply(buf []byte) *WaitSBCReply {
|
|
v := new(WaitSBCReply)
|
|
b := 1 // skip reply determinant
|
|
|
|
b += 1 // padding
|
|
|
|
v.Sequence = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
|
b += 4
|
|
|
|
v.UstHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.UstLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.MscHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.MscLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SbcHi = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SbcLo = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for WaitSBC
|
|
// waitSBCRequest writes a WaitSBC request to a byte slice.
|
|
func waitSBCRequest(c *xgb.Conn, Drawable xproto.Drawable, TargetSbcHi uint32, TargetSbcLo uint32) []byte {
|
|
size := 16
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = c.Extensions["DRI2"]
|
|
b += 1
|
|
|
|
buf[b] = 11 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], uint32(Drawable))
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], TargetSbcHi)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], TargetSbcLo)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|