Function lib_common_ldexp

src/CommonLibrary.cpp:2694–2728

			return bv_variable_create_float(0.0f);
		}
		bv_variable lib_common_ldexp(bv_program* prog, u8 count, bv_variable* args)
		{
			/* ldexp(genType, genIType), ldexp(float, int), also for genDType */
			if (count == 2) {
				if (args[0].type == bv_type_object) {
					bv_object* vec = bv_variable_get_object(args[0]);

					// using: genType, float, genDType, double
					glm::vec4 x = sd::AsVector<4, float>(args[0]);
					glm::ivec4 exp = sd::AsVector<4, int>(args[1]);

					glm::vec4 resData = glm::ldexp(x, exp);

					// return value
					bv_variable ret = Common::create_vec(prog, bv_type_float, vec->type->props.name_count);
					bv_object* retObj = bv_variable_get_object(ret);
					for (u16 i = 0; i < retObj->type->props.name_count; i++)
						retObj->prop[i] = bv_variable_create_float(resData[i]);

					return ret;
				}

				// ldexp(float, int)
				else {
					float x = bv_variable_get_float(bv_variable_cast(bv_type_float, args[0]));
					int exp = bv_variable_get_int(bv_variable_cast(bv_type_int, args[1]));

					float res = glm::ldexp(x, exp);

					return bv_variable_create_float(res);
				}
			}

			return bv_variable_create_float(0.0f);
		}

		/* helper functions to create vector & matrix definitions */
		bv_object_info* lib_add_vec(bv_library* lib, const char* name, u8 comp, u8 logNot)