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Decompile fn_17919 (WorldViewSpatial::Collect)

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Batch #11454 by Yommy: 0 byte-identical, 1 confirmed by peer review.

- fn_17919 WorldViewSpatial::Collect: logic confirmed by peer review

Peer-reviewed-by: dori, cremane, StrawberrysherbetIX
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
This commit is contained in:
ragnarok-clanker 2026-11-05 03:05:27 +00:00
commit 25f4abc34a
1 changed files with 21 additions and 49 deletions
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64
Source/Contents/World/WorldViewSpatial.cpp
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@ -3,13 +3,6 @@
#include <bit>
namespace {
// INLINED
float Horizontal(float x, const float* row) {
return (x * row[0] + row[1] * 0.0f) + row[2];
}
}
// OFFSET: 0x00ADADE0
// FUNCTION: fn_17913
WorldViewSpatial::WorldViewSpatial() {
@ -27,48 +20,27 @@ WorldViewSpatial::~WorldViewSpatial() = default;
// OFFSET: 0x00ADB0D0
// FUNCTION: fn_17919
void WorldViewSpatial::Collect(float horizontal, float vertical, const float* matrix, WorldSpatialTree& root) {
const float negativeX = -horizontal;
const float negativeY = -vertical;
float viewPlanes[6][4] = {
{-horizontal, 0.0f, 1.0f, 0.0f},
{horizontal, 0.0f, 1.0f, 0.0f},
{0.0f, -vertical, 1.0f, 0.0f},
{0.0f, vertical, 1.0f, 0.0f},
{0.0f, 0.0f, 1.0f, -10.0f},
{0.0f, 0.0f, -1.0f, 1500.0f},
};
for (unsigned plane = 0; plane < 6; ++plane) {
for (unsigned axis = 0; axis < 4; ++axis) {
const float* row = matrix + axis * 3;
float value;
for (int i = 0; i < 6; ++i) {
const float* plane = viewPlanes[i];
float* out = this->planes.planes[i];
if (plane == 0 || plane == 1) {
const float x = plane == 0 ? negativeX : horizontal;
value = Horizontal(x, row);
out[0] = plane[0] * matrix[0] + plane[1] * matrix[1] + plane[2] * matrix[2];
out[1] = plane[0] * matrix[3] + plane[1] * matrix[4] + plane[2] * matrix[5];
out[2] = plane[0] * matrix[6] + plane[1] * matrix[7] + plane[2] * matrix[8];
out[3] = plane[0] * matrix[9] + plane[1] * matrix[10] + plane[2] * matrix[11] + plane[3];
if (axis == 3) {
value = value + 0.0f;
}
} else if (plane == 2 || plane == 3) {
const float y = plane == 2 ? negativeY : vertical;
value = (y * row[1] + row[0] * 0.0f) + row[2];
if (axis == 3) {
value = value + 0.0f;
}
} else if (plane == 4) {
value = (row[0] * 0.0f + row[1] * 0.0f) + row[2];
if (axis == 3) {
value = value - 10.0f;
}
} else {
value = (row[0] * 0.0f + row[1] * 0.0f) - row[2] * 1.0f;
if (axis == 3) {
value = value + 1500.0f;
}
}
this->planes.planes[plane][axis] = value;
}
for (unsigned axis = 0; axis < 3; ++axis) {
this->planes.normals[plane][axis] = this->planes.planes[plane][axis];
}
this->planes.normals[i][0] = out[0];
this->planes.normals[i][1] = out[1];
this->planes.normals[i][2] = out[2];
}
this->CollectNode(root, 0, false);