a47d20f8be
Administrative source import: native x86 compilation passed for 423 authored units. Source placement and submission states are migrated separately; this commit does not imply peer acceptance.
Previous head: 35d2a8cb36
Payload SHA256: 592f016d2730c5593bb653aa054c1e5f76a6df72c8f5a09e66f74876e2e33dee
34 lines
1 KiB
C++
34 lines
1 KiB
C++
#include "Contents/Models/ModelNode.h"
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// OFFSET: 0x00540EA0
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// FUNCTION: fn_01727
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void SampleModelTexture(const ModelTextureChannels& channels, float frame, ModelTextureTransform& output) {
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for (int channel = 0; channel < 5; ++channel) {
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const auto found = channels.find(channel);
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if (found == channels.end()) {
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continue;
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}
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const auto& keys = found->second;
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const int last = keys.back().frame;
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if (frame >= static_cast<float>(last)) {
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output.values[channel] = keys.back().value;
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continue;
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}
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unsigned next = 1;
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while (next < keys.size() && !(static_cast<float>(keys[next].frame) > frame)) {
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++next;
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}
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const int previous = keys[next - 1].frame;
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const int difference = keys[next].frame - keys[next - 1].frame;
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const float amount = (frame - static_cast<float>(previous)) / static_cast<float>(difference);
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const float first = (1.0f - amount) * keys[next - 1].value;
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const float second = amount * keys[next].value;
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output.values[channel] = first + second;
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}
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}
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