Добавление комбинации двух aффинных преобразований
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3 changed files with 154 additions and 1 deletions
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@ -78,6 +78,66 @@ inline void bgc_affine3_reset_fp64(BgcAffine3FP64 * affine)
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#endif
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}
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inline void bgc_affine3_reset_distortion_fp32(BgcAffine3FP32 * affine)
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{
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#if BGC_AFFINE_USE_MATRIX
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bgc_matrix3x3_set_to_identity_fp32(&affine->distortion);
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#else
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affine->r1c1 = 1.0f;
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affine->r1c2 = 0.0f;
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affine->r1c3 = 0.0f;
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affine->r2c1 = 0.0f;
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affine->r2c2 = 1.0f;
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affine->r2c3 = 0.0f;
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affine->r3c1 = 0.0f;
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affine->r3c2 = 0.0f;
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affine->r3c3 = 1.0f;
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#endif
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}
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inline void bgc_affine3_reset_distortion_fp64(BgcAffine3FP64 * affine)
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{
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#if BGC_AFFINE_USE_MATRIX
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bgc_matrix3x3_set_to_identity_fp64(&affine->distortion);
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#else
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affine->r1c1 = 1.0;
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affine->r1c2 = 0.0;
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affine->r1c3 = 0.0;
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affine->r2c1 = 0.0;
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affine->r2c2 = 1.0;
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affine->r2c3 = 0.0;
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affine->r3c1 = 0.0;
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affine->r3c2 = 0.0;
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affine->r3c3 = 1.0;
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#endif
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}
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inline void bgc_affine3_reset_shift_fp32(BgcAffine3FP32 * affine)
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{
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#if BGC_AFFINE_USE_MATRIX
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bgc_vector3_reset_fp32(&affine->shift);
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#else
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affine->shift1 = 0.0f;
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affine->shift2 = 0.0f;
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affine->shift3 = 0.0f;
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#endif
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}
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inline void bgc_affine3_reset_shift_fp64(BgcAffine3FP64 * affine)
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{
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#if BGC_AFFINE_USE_MATRIX
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bgc_vector3_reset_fp64(&affine->shift);
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#else
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affine->shift1 = 0.0;
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affine->shift2 = 0.0;
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affine->shift3 = 0.0;
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#endif
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}
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// ==================== Make ===================== //
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inline void bgc_affine3_make_fp32(const BgcMatrix3x3FP32 * distortion, const BgcVector3FP32 * shift, BgcAffine3FP32 * affine)
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@ -126,6 +186,90 @@ inline void bgc_affine3_make_fp64(const BgcMatrix3x3FP64 * distortion, const Bgc
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#endif
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}
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// =================== Combine =================== //
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inline void bgc_affine3_combine_fp32(const BgcAffine3FP32 * parent, const BgcAffine3FP32 * child, BgcAffine3FP32 * combination)
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{
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#if BGC_AFFINE_USE_MATRIX
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BgcVector3FP32 child_shift;
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bgc_matrix3x3_get_right_product_fp32(&parent->distortion, &child->shift, &child_shift);
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bgc_matrix_product_3x3_at_3x3_fp32(&parent->distortion, &child->distortion, &combination->distortion);
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bgc_vector3_add_fp32(&parent->shift, &child_shift, &combination->shift);
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#else
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const float r1c1 = parent->r1c1 * child->r1c1 + parent->r1c2 * child->r2c1 + parent->r1c3 * child->r3c1;
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const float r1c2 = parent->r1c1 * child->r1c2 + parent->r1c2 * child->r2c2 + parent->r1c3 * child->r3c2;
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const float r1c3 = parent->r1c1 * child->r1c3 + parent->r1c2 * child->r2c3 + parent->r1c3 * child->r3c3;
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const float r2c1 = parent->r2c1 * child->r1c1 + parent->r2c2 * child->r2c1 + parent->r2c3 * child->r3c1;
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const float r2c2 = parent->r2c1 * child->r1c2 + parent->r2c2 * child->r2c2 + parent->r2c3 * child->r3c2;
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const float r2c3 = parent->r2c1 * child->r1c3 + parent->r2c2 * child->r2c3 + parent->r2c3 * child->r3c3;
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const float r3c1 = parent->r3c1 * child->r1c1 + parent->r3c2 * child->r2c1 + parent->r3c3 * child->r3c1;
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const float r3c2 = parent->r3c1 * child->r1c2 + parent->r3c2 * child->r2c2 + parent->r3c3 * child->r3c2;
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const float r3c3 = parent->r3c1 * child->r1c3 + parent->r3c2 * child->r2c3 + parent->r3c3 * child->r3c3;
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const float shift1 = parent->r1c1 * child->shift1 + parent->r1c2 * child->shift2 + parent->r1c3 * child->shift3;
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const float shift2 = parent->r2c1 * child->shift1 + parent->r2c2 * child->shift2 + parent->r2c3 * child->shift3;
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const float shift3 = parent->r3c1 * child->shift1 + parent->r3c2 * child->shift2 + parent->r3c3 * child->shift3;
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combination->r1c1 = r1c1;
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combination->r1c2 = r1c2;
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combination->r1c3 = r1c3;
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combination->shift1 = shift1;
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combination->r2c1 = r2c1;
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combination->r2c2 = r2c2;
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combination->r2c3 = r2c3;
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combination->shift2 = shift2;
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combination->r3c1 = r3c1;
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combination->r3c2 = r3c2;
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combination->r3c3 = r3c3;
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combination->shift3 = shift3;
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#endif
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}
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inline void bgc_affine3_combine_fp64(const BgcAffine3FP64 * parent, const BgcAffine3FP64 * child, BgcAffine3FP64 * combination)
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{
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#if BGC_AFFINE_USE_MATRIX
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BgcVector3FP64 child_shift;
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bgc_matrix3x3_get_right_product_fp64(&parent->distortion, &child->shift, &child_shift);
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bgc_matrix_product_3x3_at_3x3_fp64(&parent->distortion, &child->distortion, &combination->distortion);
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bgc_vector3_add_fp64(&parent->shift, &child_shift, &combination->shift);
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#else
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const double r1c1 = parent->r1c1 * child->r1c1 + parent->r1c2 * child->r2c1 + parent->r1c3 * child->r3c1;
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const double r1c2 = parent->r1c1 * child->r1c2 + parent->r1c2 * child->r2c2 + parent->r1c3 * child->r3c2;
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const double r1c3 = parent->r1c1 * child->r1c3 + parent->r1c2 * child->r2c3 + parent->r1c3 * child->r3c3;
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const double r2c1 = parent->r2c1 * child->r1c1 + parent->r2c2 * child->r2c1 + parent->r2c3 * child->r3c1;
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const double r2c2 = parent->r2c1 * child->r1c2 + parent->r2c2 * child->r2c2 + parent->r2c3 * child->r3c2;
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const double r2c3 = parent->r2c1 * child->r1c3 + parent->r2c2 * child->r2c3 + parent->r2c3 * child->r3c3;
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const double r3c1 = parent->r3c1 * child->r1c1 + parent->r3c2 * child->r2c1 + parent->r3c3 * child->r3c1;
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const double r3c2 = parent->r3c1 * child->r1c2 + parent->r3c2 * child->r2c2 + parent->r3c3 * child->r3c2;
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const double r3c3 = parent->r3c1 * child->r1c3 + parent->r3c2 * child->r2c3 + parent->r3c3 * child->r3c3;
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const double shift1 = parent->r1c1 * child->shift1 + parent->r1c2 * child->shift2 + parent->r1c3 * child->shift3;
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const double shift2 = parent->r2c1 * child->shift1 + parent->r2c2 * child->shift2 + parent->r2c3 * child->shift3;
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const double shift3 = parent->r3c1 * child->shift1 + parent->r3c2 * child->shift2 + parent->r3c3 * child->shift3;
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combination->r1c1 = r1c1;
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combination->r1c2 = r1c2;
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combination->r1c3 = r1c3;
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combination->shift1 = shift1;
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combination->r2c1 = r2c1;
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combination->r2c2 = r2c2;
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combination->r2c3 = r2c3;
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combination->shift2 = shift2;
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combination->r3c1 = r3c1;
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combination->r3c2 = r3c2;
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combination->r3c3 = r3c3;
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combination->shift3 = shift3;
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#endif
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}
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// =============== Transform Point =============== //
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inline void bgc_affine3_transform_point_fp32(const BgcAffine3FP32 * affine, const BgcVector3FP32 * initial_point, BgcVector3FP32 * transformed_point)
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