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@ -5,75 +5,13 @@ |
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int main() { |
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int main() { |
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printf("arr0 内部生成CArrayBuffer\n"); |
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CFloat32Array arr0(8); |
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for (int i = 0; i < arr0.length(); i++) { |
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arr0[i] = i * 100.0; |
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} |
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for (int i = 0; i < arr0.length(); i++) { |
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printf("%f\n", arr0[i]); |
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} |
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GVector3 v1(SQRT(2)/2, SQRT(2) / 2, 0); |
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GVector3 v2(-1, 1, -1); |
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GVector3 v3(0, -2, -2); |
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printf("arr1 共享 arr0 中 CArrayBuffer 的部分区块\n"); |
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CFloat32Array arr1(arr0.buffer, 4 * sizeof(float32), 4); |
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for (int i = 0; i < arr1.length(); i++) { |
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printf("%f\n", arr1[i]); |
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} |
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printf("重置arr1的各个元素为10.0的倍数\n"); |
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for (int i = 0; i < arr1.length(); i++) { |
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arr1[i] = i * 10.0; |
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} |
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for (int i = 0; i < arr1.length(); i++) { |
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printf("%f\n", arr1[i]); |
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} |
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/*GVector l(3);
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l += 2; |
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cout << l*3 << endl; |
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float a[] = { |
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2, -1, 3, |
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4, -2, 5, |
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6, -3, 8 |
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}; |
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GMatrix A(3, 3, a); |
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float b[] = { |
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2, -1, 9, |
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2, -2, 5, |
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3, 1, 2 |
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}; |
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GMatrix B(3, 3, b); |
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GMatrix C = A*B; |
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cout << A << endl; |
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cout << B << endl; |
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cout << C << endl; |
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GVector ret(3); |
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GVector rv = B.GetColVec(1); |
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for (int i = 0; i < A.GetColNum(); i++) { |
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GVector l = A.GetColVec(i); |
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ret += rv[i]*l; |
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} |
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cout << ret << endl; |
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*/ |
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/*float a[] = {
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1,0, |
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1,4 |
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}; |
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GMatrix A(2, 2, a); |
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float c[] = { |
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0,1, |
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1,0 |
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}; |
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GMatrix C(2, 2, c); |
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cout << A*A << endl;*/ |
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GVector3 w1 = v1; |
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GVector3 w2 = v2 - proj(v2, w1); //cout << w2 << endl;
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GVector3 w3 = v3 - proj(v3, w1) - proj(v3, w2); //cout << w3 << endl;
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return 0; |
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return 0; |
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} |
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} |