cherrypi::featureimpl Namespace Reference

Functions
void	extractCandidateEnemyStartLocations (torch::Tensor t, State *state, Rect const &r)
	2D tensor representation of whether a tile is a start location. More...
void	noop (torch::Tensor, State *, Rect const &)
void	extractGroundHeight (torch::Tensor t, State *state, Rect const &r)
	Extracts a 2D tensor of ground height, which impacts vision and the probability that a bullet attack will miss. More...
void	extractWalkability (torch::Tensor t, State *state, Rect const &r)
	Extracts a 2D tensor of whether the terrain on a walktile is walkable by ground units. More...
void	extractOneHotGroundHeight (torch::Tensor t, State *state, Rect const &r)
	Extracts a 3D tensor of ground height, where each of the 3 ground heights (plus "on the map") is a one-hot dimension. More...
void	extractBuildability (torch::Tensor, State *, Rect const &)
void	extractTallDoodad (torch::Tensor t, State *state, Rect const &r)
	Extracts a 2D tensor of the presence of tall doodads, which impact vision and the probability that a bullet attack will miss. More...
void	extractStartLocations (torch::Tensor t, State *state, Rect const &r)
	Set tensor to '1' for every start location reported by TorchCraft. More...
void	extractXYGrid (torch::Tensor t, State *state, Rect const &r)
	Grid of X/Y coordinates. More...
void	extractResources (torch::Tensor t, State *state, Rect const &r)
	Set tensor to '1' for every walktile occupied by resources. More...
void	extractHasStructure (torch::Tensor t, State *state, Rect const &r)
	Set tensor to '1' for every walktile occupied by a structure. More...
void	extractFogOfWar (torch::Tensor t, State *state, Rect const &r)
	2D tensor representation of whether a tile is visible to the current player (as opposed to being in the fog of war). More...
void	extractCreep (torch::Tensor t, State *state, Rect const &r)
	2D tensor representation of whether a tile has creep More...
void	extractReservedAsUnbuildable (torch::Tensor t, State *state, Rect const &r)
	2D tensor representation of whether we have reserved this area for placing a building, rendering it unavailable for further buildings. More...

Function Documentation

void cherrypi::featureimpl::extractBuildability	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

void cherrypi::featureimpl::extractCandidateEnemyStartLocations	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

2D tensor representation of whether a tile is a start location.

void cherrypi::featureimpl::extractCreep	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

2D tensor representation of whether a tile has creep

void cherrypi::featureimpl::extractFogOfWar	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

2D tensor representation of whether a tile is visible to the current player (as opposed to being in the fog of war).

void cherrypi::featureimpl::extractGroundHeight	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Extracts a 2D tensor of ground height, which impacts vision and the probability that a bullet attack will miss.

Ignores the presence of doodads.

• 0: Low ground
• 1: High ground
• 2: Very high ground

See https://bwapi.github.io/class_b_w_a_p_i_1_1_game.html#a94eb3e3fe7850078c2086638a46214be

void cherrypi::featureimpl::extractHasStructure	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Set tensor to '1' for every walktile occupied by a structure.

void cherrypi::featureimpl::extractOneHotGroundHeight	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Extracts a 3D tensor of ground height, where each of the 3 ground heights (plus "on the map") is a one-hot dimension.

Ignores the presence of doodads.

See https://bwapi.github.io/class_b_w_a_p_i_1_1_game.html#a94eb3e3fe7850078c2086638a46214be

void cherrypi::featureimpl::extractReservedAsUnbuildable	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

2D tensor representation of whether we have reserved this area for placing a building, rendering it unavailable for further buildings.

void cherrypi::featureimpl::extractResources	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Set tensor to '1' for every walktile occupied by resources.

void cherrypi::featureimpl::extractStartLocations	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Set tensor to '1' for every start location reported by TorchCraft.

void cherrypi::featureimpl::extractTallDoodad	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Extracts a 2D tensor of the presence of tall doodads, which impact vision and the probability that a bullet attack will miss.

• 0: No tall doodad
• 1: Tall doodad

See https://bwapi.github.io/class_b_w_a_p_i_1_1_game.html#a94eb3e3fe7850078c2086638a46214be

void cherrypi::featureimpl::extractWalkability	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Extracts a 2D tensor of whether the terrain on a walktile is walkable by ground units.

See https://bwapi.github.io/class_b_w_a_p_i_1_1_game.html#a91153ca71797617ce225adf28d508510

void cherrypi::featureimpl::extractXYGrid	(	torch::Tensor	t,
		State *	state,
		Rect const &	r
	)

Grid of X/Y coordinates.

Channel 0 for Y, channel 1 for X. Uniform stepping with 1/512

void cherrypi::featureimpl::noop	(	torch::Tensor	,
		State *	,
		Rect const &
	)