82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
#include "mons_math/vec3.h"
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#include "mons_math/vec4.h"
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#include "mons_math/util.h"
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#include "test.h"
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int main(void) {
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mons_vec4 a = {2.0, 3.0, 4.0, 5.0};
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mons_vec4 b = {6.0, 5.0, 4.0, 3.0};
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// Add
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mons_vec4 sum = mons_vec4_add(a, b);
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ASSERT(mons_vec4_equal(sum, (mons_vec4){8.0, 8.0, 8.0, 8.0}));
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// Add in Place
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mons_vec4_add_inplace(&a, b);
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ASSERT(mons_vec4_equal(a, sum));
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// Subtract
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mons_vec4 diff = mons_vec4_sub(sum, b);
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ASSERT(mons_vec4_equal(diff, (mons_vec4){2.0, 3.0, 4.0, 5.0}));
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// Subtract in Place
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mons_vec4_sub_inplace(&a, b);
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ASSERT(mons_vec4_equal(diff, a));
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// Multiply (float)
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mons_vec4 product_f = mons_vec4_mul_f(a, -3.0);
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ASSERT(mons_vec4_equal(product_f, (mons_vec4){-6.0, -9.0, -12.0, -15.0}))
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// Multiply in Place (float)
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mons_vec4_mul_f_inplace(&a, 3.0);
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ASSERT(mons_vec4_equal(mons_vec4_negate(product_f), a))
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// Divide (float)
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mons_vec4 quotient_f = mons_vec4_div_f(product_f, 3.0);
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mons_vec4_negate_inplace("ient_f);
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ASSERT(mons_vec4_equal(quotient_f, (mons_vec4){2.0, 3.0, 4.0, 5.0}));
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// Divide in Place (float)
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mons_vec4_div_f_inplace(&a, 3.0);
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ASSERT(mons_vec4_equal(quotient_f, a));
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// Multiply (int)
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mons_vec4 product_i = mons_vec4_mul_i(a, -3);
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ASSERT(mons_vec4_equal(product_i, (mons_vec4){-6.0, -9.0, -12.0, -15.0}))
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// Multiply in Place (int)
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mons_vec4_mul_i_inplace(&a, 3);
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ASSERT(mons_vec4_equal(mons_vec4_negate(product_i), a))
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// Divide (int)
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mons_vec4 quotient_i = mons_vec4_div_i(product_i, 3);
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mons_vec4_negate_inplace("ient_i);
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ASSERT(mons_vec4_equal(quotient_i, (mons_vec4){2.0, 3.0, 4.0, 5.0}));
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// Divide in Place (int)
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mons_vec4_div_i_inplace(&a, 3);
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ASSERT(mons_vec4_equal(quotient_i, a));
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// Get Length
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float a_len = mons_vec4_len(a);
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ASSERT(mons_float_approx_equal(a_len, 7.34846));
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// Dot Product
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float dot = mons_vec4_dot(a, b);
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ASSERT(mons_float_approx_equal(dot, 58.0));
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// Truncate
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mons_vec3 truncated = mons_vec4_truncate(a);
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ASSERT(mons_vec3_equal(truncated, (mons_vec3){a.x, a.y, a.z}));
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// Normalize
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mons_vec4 normalized = mons_vec4_normalize(a);
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ASSERT(mons_float_approx_equal(mons_vec4_len(normalized), 1.0));
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// Normalize in Place
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mons_vec4_normalize_inplace(&a);
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ASSERT(mons_float_approx_equal(mons_vec4_len(a), 1.0));
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return EXIT_SUCCESS;
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}
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