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/* vim:set ts=2 sw=2 sts=2 et: */
option optimize_for = LITE_RUNTIME;
package mozilla.layers.layerscope;
// ===============================
// Server to Client messages
// ===============================
message FramePacket {
optional uint64 value = 1;
optional float scale = 2;
}
message ColorPacket {
required uint64 layerref = 1;
optional uint32 width = 2;
optional uint32 height = 3;
optional uint32 color = 4;
}
message TexturePacket {
enum Filter {
GOOD = 0;
LINEAR = 1;
POINT = 2;
}
message Rect {
optional float x = 1;
optional float y = 2;
optional float w = 3;
optional float h = 4;
}
message Size {
optional int32 w = 1;
optional int32 h = 2;
}
message Matrix {
optional bool is2D = 1;
optional bool isId = 2;
repeated float m = 3;
}
message EffectMask {
optional bool mIs3D = 1;
optional Size mSize = 2;
optional Matrix mMaskTransform = 3;
}
// Basic info
required uint64 layerref = 1;
optional uint32 width = 2;
optional uint32 height = 3;
optional uint32 stride = 4;
optional uint32 name = 5;
optional uint32 target = 6;
optional uint32 dataformat = 7;
optional uint64 glcontext = 8;
optional bytes data = 9;
// TextureEffect attributes
optional Rect mTextureCoords = 10;
optional bool mPremultiplied = 11;
optional Filter mFilter = 12;
// Mask attributes
optional bool isMask = 20;
optional EffectMask mask = 21;
}
message LayersPacket {
message Layer {
enum LayerType {
UnknownLayer = 0;
LayerManager = 1;
ContainerLayer = 2;
PaintedLayer = 3;
CanvasLayer = 4;
ImageLayer = 5;
ColorLayer = 6;
RefLayer = 7;
ReadbackLayer = 8;
}
enum ScrollingDirect {
VERTICAL = 1;
HORIZONTAL = 2;
}
enum Filter {
FILTER_FAST = 0; // deprecated
FILTER_GOOD = 1;
FILTER_BEST = 2; // deprecated
FILTER_NEAREST = 3; //deprecated
FILTER_BILINEAR = 4; //deprecated
FILTER_GAUSSIAN = 5; //deprecated
FILTER_SENTINEL = 6; //deprecated
FILTER_LINEAR = 7;
FILTER_POINT = 8;
}
message Size {
optional int32 w = 1;
optional int32 h = 2;
}
message Rect {
optional int32 x = 1;
optional int32 y = 2;
optional int32 w = 3;
optional int32 h = 4;
}
message Region {
repeated Rect r = 1;
}
message Matrix {
optional bool is2D = 1;
optional bool isId = 2;
repeated float m = 3;
}
message Shadow {
optional Rect clip = 1;
optional Matrix transform = 2;
optional Region vRegion = 3;
}
// Basic info
// Note: Parent's pointer is used to recontruct the layer tree
required LayerType type = 1;
required uint64 ptr = 2;
required uint64 parentPtr = 3;
// Common info (10 to 99)
optional Rect clip = 10;
optional Matrix transform = 11;
optional Region vRegion = 12; // visible region
optional Shadow shadow = 13; // shadow info
optional float opacity = 14;
optional bool cOpaque = 15; // content opaque
optional bool cAlpha = 16; // component alpha
optional ScrollingDirect direct = 17;
optional uint64 barID = 18;
optional uint64 mask = 19; // mask layer
optional Region hitRegion = 20;
optional Region dispatchRegion = 21;
optional Region noActionRegion = 22;
optional Region hPanRegion = 23;
optional Region vPanRegion = 24;
// Specific info (100 to max)
// Painted Layer
optional Region valid = 100;
// Color Layer
optional uint32 color = 101;
// Canvas & Image Layer
optional Filter filter = 102;
// Ref Layer
optional uint64 refID = 103;
// Readback Layer
optional Size size = 104;
optional uint32 displayListLogLength = 105;
optional bytes displayListLog = 106;
}
repeated Layer layer = 1;
}
message MetaPacket {
optional bool composedByHwc = 1;
}
message DrawPacket {
message Rect {
required float x = 1;
required float y = 2;
required float w = 3;
required float h = 4;
}
required float offsetX = 1;
required float offsetY = 2;
repeated float mvMatrix = 3;
required uint32 totalRects = 4;
repeated Rect layerRect = 5;
required uint64 layerref = 6;
repeated uint32 texIDs = 7;
repeated Rect textureRect = 8;
}
// We only need to use this Packet.
// Other packet definitions are just type defines
message Packet {
enum DataType {
FRAMESTART = 1;
FRAMEEND = 2;
COLOR = 3;
TEXTURE = 4;
LAYERS = 5;
META = 6;
DRAW = 7;
}
required DataType type = 1;
optional FramePacket frame = 2;
optional ColorPacket color = 3;
optional TexturePacket texture = 4;
optional LayersPacket layers = 5;
optional MetaPacket meta = 6;
optional DrawPacket draw = 7;
}
// ===============================
// Client to Server messages
// ===============================
message CommandPacket {
enum CmdType {
NO_OP = 0;
LAYERS_TREE = 1;
LAYERS_BUFFER = 2;
}
required CmdType type = 1;
optional bool value = 2;
}
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