C++ (Cpp) create_2d_rotation_matrix示例

示例#1

//	-----------------------------------------------------------
static int DoTexRotateLeft(int value)
{
	const auto uvcenter = compute_uv_side_center(Cursegp, Curside);
	//	Create a rotation matrix
	const auto rotmat = create_2d_rotation_matrix(-F1_0/value);

	rotate_uv_points_on_side(Cursegp, Curside, rotmat, uvcenter);

 	Update_flags |= UF_WORLD_CHANGED;

	return	1;
}

示例#2

//	-----------------------------------------------------------
int	TexRotate90Degrees()
{
	const auto uvcenter = compute_uv_side_center(Cursegp, Curside);

	//	Create a rotation matrix
	const auto rotmat = create_2d_rotation_matrix(F1_0/4);

	rotate_uv_points_on_side(Cursegp, Curside, rotmat, uvcenter);

 	Update_flags |= UF_WORLD_CHANGED;

	return	1;
}

示例#3

文件： texture.c 项目： CDarrow/Spectator-JinX

//	-----------------------------------------------------------
int	TexRotate90Degrees()
{
	uvl	uvcenter;
	fix	rotmat[4];

	compute_uv_side_center(&uvcenter, Cursegp, Curside);

	//	Create a rotation matrix
	create_2d_rotation_matrix(rotmat, F1_0/4);

	rotate_uv_points_on_side(Cursegp, Curside, rotmat, &uvcenter);

 	Update_flags |= UF_WORLD_CHANGED;

	return	1;
}

示例#4

文件： texture.c 项目： CDarrow/Spectator-JinX

//	-----------------------------------------------------------
int DoTexRotateLeft(int value)
{
	uvl	uvcenter;
	fix	rotmat[4];

	compute_uv_side_center(&uvcenter, Cursegp, Curside);

	//	Create a rotation matrix
	create_2d_rotation_matrix(rotmat, -F1_0/value);

	rotate_uv_points_on_side(Cursegp, Curside, rotmat, &uvcenter);

 	Update_flags |= UF_WORLD_CHANGED;

	return	1;
}