Correct over optimization of pre-initialized variables (#6500)
* Correct over optimization of pre-initialized variables NEAR_ZERO() works most of the time... But it leaves corner cases uncovered. We need to explicitly check if these variables are +/- infinity. * Correct over optimization of pre-initialized variables
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@ -250,8 +250,10 @@
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const float m = dy / dx,
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const float m = dy / dx,
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c = start[Y_AXIS] - m * start[X_AXIS];
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c = start[Y_AXIS] - m * start[X_AXIS];
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const bool inf_normalized_flag = NEAR_ZERO(on_axis_distance),
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bool inf_normalized_flag, inf_m_flag;
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inf_m_flag = NEAR_ZERO(dx);
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inf_normalized_flag = isinf(e_normalized_dist);
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inf_m_flag = isinf(m);
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/**
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/**
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* This block handles vertical lines. These are lines that stay within the same
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* This block handles vertical lines. These are lines that stay within the same
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@ -265,7 +267,7 @@
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const float next_mesh_line_y = LOGICAL_Y_POSITION(pgm_read_float(&(ubl.mesh_index_to_ypos[current_yi])));
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const float next_mesh_line_y = LOGICAL_Y_POSITION(pgm_read_float(&(ubl.mesh_index_to_ypos[current_yi])));
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/**
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/**
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* inf_m_flag? the slope of the line is infinite, we won't do the calculations
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* if the slope of the line is infinite, we won't do the calculations
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* else, we know the next X is the same so we can recover and continue!
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* else, we know the next X is the same so we can recover and continue!
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* Calculate X at the next Y mesh line
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* Calculate X at the next Y mesh line
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*/
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*/
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