From a7a53d9b526417d10f6cb5dcaf063dde8beb5d66 Mon Sep 17 00:00:00 2001 From: oflatt Date: Fri, 18 Oct 2024 11:23:19 -0700 Subject: [PATCH] working on big benchmark --- benchmarks/passing/raytrace.rs | 43 +++++++++++++++++++++++++++------- 1 file changed, 35 insertions(+), 8 deletions(-) diff --git a/benchmarks/passing/raytrace.rs b/benchmarks/passing/raytrace.rs index ba76c246..7c936658 100644 --- a/benchmarks/passing/raytrace.rs +++ b/benchmarks/passing/raytrace.rs @@ -1,20 +1,47 @@ // ARGS: 0.0 0.0 0.0 50.0 50.0 -// builds a cube mesh +// builds a cube mesh with two sides +// z is positive going up, x goes positive to the right +// y is positive going into the screen // then builds a bvh tree from the cube mesh fn main(xpos: f64, ypos: f64, zpos: f64, width: f64, height: f64) { let num_triangles: i64 = 100; - let triangles: [f64; 300] = [0.0; 300]; - build_cube(xpos, ypos, width, height, triangles); + let mut first_point: [f64; 3] = [0.0; 3]; + // 100 triangles, 3 points per triangle + let mut triangles: [[f64; 3]; 300] = [first_point; 300]; - let res: f64 = triangles[0]; + let mut ind: i64 = 1; + while ind < 300 { + let mut next_point: [f64; 3] = [0.0; 3]; + triangles[ind] = next_point; + ind = ind + 1; + } + + //build_cube(xpos, ypos, width, height, triangles); + + let res: f64 = triangles[10][0]; + let mut ind: i64 = 0; + while ind < 300 { + drop(triangles[ind]); + ind = ind + 1; + } drop(triangles); println!("{}", res); } -fn build_cube(xpos: f64, ypos: f64, width: f64, height: f64, triangles: [f64; 300]) { +fn build_cube(xpos: f64, ypos: f64, width: f64, height: f64, triangles: [[f64; 3]; 300]) { let num_triangles: i64 = 100; - let - triangles[0] = xpos; - triangles[1] = ypos; + let num_rectangles: i64 = 25; + let rect_width: f64 = width / 25.0; + + let mut i: i64 = 0; + let mut ti: i64 = 0; + let cx: f64 = xpos + width / 2.0; + while i < num_rectangles { + triangles[ti][0] = cx; + triangles[ti][1] = ypos; + triangles[ti][2] = 0.0; + + i = i + 1; + } }