C++ (Cpp) Transformable::scalingMatrix Examples

Example #1

File: transformable_tests.cpp Project: meuter/tiny

TEST(Transformable_objects, have_a_scaling_matrix_to_move_from_model_space_to_world_space)
{
	Transformable model;
	vec3 pInModelSpace(1,1,1), pInWorldSpace(1,2,3);
	vec3 qInModelSpace(0,0,0), qInWorldSpace(0,0,0);
	vec3 rInModelSpace(2,2,2), rInWorldSpace(2,4,6);

	model.scaleTo(1,2,3);

	EXPECT_EQ(pInWorldSpace, (model.scalingMatrix() * vec4(pInModelSpace,1)).xyz());
	EXPECT_EQ(qInWorldSpace, (model.scalingMatrix() * vec4(qInModelSpace,1)).xyz());
	EXPECT_EQ(rInWorldSpace, (model.scalingMatrix() * vec4(rInModelSpace,1)).xyz());
}