高光抑制
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@@ -10320,6 +10320,13 @@ void MeshTexture::GlobalSeamLeveling3()
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const MatIdx col1(vertpatch2row.at(idxPatch1));
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ASSERT(idxPatch0 < idxPatch1);
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const MatIdx rowA((MatIdx)coeffB.size());
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// ★ 新增:如果亮度差太大,说明一个是高光一个是暗区,跳过这个约束
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const float lum0 = GetLuminance(color0); // 或者用 Y 通道
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const float lum1 = GetLuminance(color1);
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if (std::abs(lum0 - lum1) > 50.0f) // 阈值可调
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continue; // 不添加这个接缝约束,避免传播高光
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coeffB.Insert(color1 - color0);
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ASSERT(ISFINITE(coeffB.back()));
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rows.emplace_back(rowA, col0, 1.f);
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@@ -10428,6 +10435,17 @@ void MeshTexture::GlobalSeamLeveling3()
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clamped_a[2] = CLAMP(a[2], -maxAdjC, maxAdjC);
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const Color col(RGB2YCBCR(Color(v)));
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// ★ 新增:如果已经很亮且调整量是正向的,跳过提亮
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if (col[0] > 210.0f && a[0] > 0.0f) {
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// 已经够亮了,不再加亮度(但允许降亮度,也允许调色度)
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clamped_a[0] = 0.0f;
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} else {
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clamped_a[0] = CLAMP(a[0], -maxAdjY, maxAdjY);
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}
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clamped_a[1] = CLAMP(a[1], -maxAdjC, maxAdjC);
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clamped_a[2] = CLAMP(a[2], -maxAdjC, maxAdjC);
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const Color acol(YCBCR2RGB(Color(col + clamped_a)));
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for (int p = 0; p < 3; ++p)
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v[p] = (uint8_t)CLAMP(ROUND2INT(acol[p]), 0, 255);
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