mirror of https://github.com/AxioDL/metaforce.git
430 lines
14 KiB
C++
430 lines
14 KiB
C++
#include "Graphics/CCubeMaterial.hpp"
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#include "GameGlobalObjects.hpp"
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#include "Graphics/CCubeModel.hpp"
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#include "Graphics/CCubeRenderer.hpp"
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#include "Graphics/CCubeSurface.hpp"
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#include "Graphics/CModel.hpp"
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namespace metaforce {
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static u32 sReflectionType = 0;
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static u32 sLastMaterialUnique = UINT32_MAX;
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static const u8* sLastMaterialCached = nullptr;
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static const CCubeModel* sLastModelCached = nullptr;
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static const CCubeModel* sRenderingModel = nullptr;
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static float sReflectionAlpha = 0.f;
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void CCubeMaterial::SetCurrent(const CModelFlags& flags, const CCubeSurface& surface, CCubeModel& model) {
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if (sLastMaterialCached == x0_data) {
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if (sReflectionType == 1) {
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if (sLastModelCached == sRenderingModel) {
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return;
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}
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} else if (sReflectionType != 2) {
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return;
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}
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}
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if (CCubeModel::sRenderModelBlack) {
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SetCurrentBlack();
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return;
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}
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sRenderingModel = &model;
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sLastMaterialCached = x0_data;
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u32 numIndStages = 0;
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const auto matFlags = GetFlags();
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const u8* materialDataCur = x0_data;
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const bool reflection = bool(
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matFlags & (Flags(CCubeMaterialFlagBits::fSamusReflection) | CCubeMaterialFlagBits::fSamusReflectionSurfaceEye));
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if (reflection) {
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if (!(matFlags & CCubeMaterialFlagBits::fSamusReflectionSurfaceEye)) {
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EnsureViewDepStateCached(nullptr);
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} else {
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EnsureViewDepStateCached(&surface);
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}
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}
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u32 texCount = SBig(*reinterpret_cast<const u32*>(materialDataCur + 4));
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if ((flags.x2_flags & 4) != 0) { // render without texture lock
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materialDataCur += (2 + texCount) * 4;
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} else {
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materialDataCur += 8;
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for (u32 i = 0; i < texCount; ++i) {
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u32 texIdx = SBig(*reinterpret_cast<const u32*>(materialDataCur));
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sRenderingModel->GetTexture(texIdx)->Load(static_cast<GX::TexMapID>(i), EClampMode::Repeat);
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materialDataCur += 4;
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}
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}
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auto groupIdx = SBig(*reinterpret_cast<const u32*>(materialDataCur + 4));
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if (sLastMaterialUnique != UINT32_MAX && sLastMaterialUnique == groupIdx && sReflectionType == 0) {
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return;
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}
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sLastMaterialUnique = groupIdx;
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CCubeMaterialVatFlags vatFlags = SBig(*reinterpret_cast<const u32*>(materialDataCur));
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// SetVtxDescv_Compressed(vatFlags);
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materialDataCur += 8;
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bool packedLightMaps = matFlags.IsSet(CCubeMaterialFlagBits::fLightmapUvArray);
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if (packedLightMaps != CCubeModel::sUsingPackedLightmaps) {
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model.SetUsingPackedLightmaps(packedLightMaps);
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}
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u32 finalKColorCount = 0;
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if (matFlags & CCubeMaterialFlagBits::fKonstValues) {
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u32 konstCount = *reinterpret_cast<const u32*>(materialDataCur);
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finalKColorCount = konstCount;
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materialDataCur += 4;
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for (u32 i = 0; i < konstCount; ++i) {
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u32 kColor = *reinterpret_cast<const u32*>(materialDataCur);
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materialDataCur += 4;
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// TODO set KColor
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}
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}
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u32 blendFactors = *reinterpret_cast<const u32*>(materialDataCur);
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materialDataCur += 4;
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if (g_Renderer->IsInAreaDraw()) {
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// TODO blackout fog, additive blend
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} else {
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SetupBlendMode(blendFactors, flags, matFlags.IsSet(CCubeMaterialFlagBits::fAlphaTest));
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}
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bool indTex = matFlags.IsSet(CCubeMaterialFlagBits::fSamusReflectionIndirectTexture);
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u32 indTexSlot = 0;
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if (indTex) {
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indTexSlot = SBig(*reinterpret_cast<const u32*>(materialDataCur));
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materialDataCur += 4;
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}
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HandleDepth(flags.x2_flags, matFlags);
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u32 chanCount = SBig(*reinterpret_cast<const u32*>(materialDataCur));
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materialDataCur += 4;
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u32 firstChan = SBig(*reinterpret_cast<const u32*>(materialDataCur));
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materialDataCur += 4 * chanCount;
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u32 finalNumColorChans = HandleColorChannels(chanCount, firstChan);
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u32 firstTev = 0;
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if (CCubeModel::sRenderModelShadow)
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firstTev = 2;
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u32 matTevCount = SBig(*reinterpret_cast<const u32*>(materialDataCur));
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materialDataCur += 4;
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u32 finalTevCount = matTevCount;
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const u32* texMapTexCoordFlags = reinterpret_cast<const u32*>(materialDataCur + matTevCount * 20);
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const u32* tcgs = reinterpret_cast<const u32*>(texMapTexCoordFlags + matTevCount);
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bool usesTevReg2 = false;
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u32 finalCCFlags = 0;
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u32 finalACFlags = 0;
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if (g_Renderer->IsThermalVisorActive()) {
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finalTevCount = firstTev + 1;
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u32 ccFlags = SBig(*reinterpret_cast<const u32*>(materialDataCur + 8));
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finalCCFlags = ccFlags;
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u32 outputReg = ccFlags >> 9 & 0x3;
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if (outputReg == 1) { // TevReg0
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materialDataCur += 20;
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texMapTexCoordFlags += 1;
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finalCCFlags = SBig(*reinterpret_cast<const u32*>(materialDataCur + 8));
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// Set TevReg0 = 0xc0c0c0c0
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}
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finalACFlags = SBig(*reinterpret_cast<const u32*>(materialDataCur + 12));
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HandleTev(firstTev, materialDataCur, texMapTexCoordFlags, CCubeModel::sRenderModelShadow);
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usesTevReg2 = false;
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} else {
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finalTevCount = firstTev + matTevCount;
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for (u32 i = firstTev; i < finalTevCount; ++i) {
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HandleTev(i, materialDataCur, texMapTexCoordFlags, CCubeModel::sRenderModelShadow && i == firstTev);
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u32 ccFlags = SBig(*reinterpret_cast<const u32*>(materialDataCur + 8));
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finalCCFlags = ccFlags;
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finalACFlags = SBig(*reinterpret_cast<const u32*>(materialDataCur + 12));
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u32 outputReg = ccFlags >> 9 & 0x3;
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if (outputReg == 3) { // TevReg2
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usesTevReg2 = true;
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}
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materialDataCur += 20;
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texMapTexCoordFlags += 1;
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}
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}
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u32 tcgCount = 0;
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if (g_Renderer->IsThermalVisorActive()) {
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u32 fullTcgCount = SBig(*tcgs);
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tcgCount = std::min(fullTcgCount, 2u);
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for (u32 i = 0; i < tcgCount; ++i) {
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// TODO set TCG
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}
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tcgs += fullTcgCount + 1;
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} else {
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tcgCount = SBig(*tcgs);
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for (u32 i = 0; i < tcgCount; ++i) {
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// TODO set TCG
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}
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tcgs += tcgCount + 1;
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}
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const u32* uvAnim = tcgs;
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u32 animCount = uvAnim[1];
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uvAnim += 2;
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u32 texMtx = 30;
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u32 pttTexMtx = 64;
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for (u32 i = 0; i < animCount; ++i) {
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u32 size = HandleAnimatedUV(uvAnim, texMtx, pttTexMtx);
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if (size == 0)
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break;
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uvAnim += size;
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texMtx += 3;
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pttTexMtx += 3;
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}
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if (flags.x0_blendMode != 0) {
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HandleTransparency(finalTevCount, finalKColorCount, flags, blendFactors, finalCCFlags, finalACFlags);
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}
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if (reflection) {
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if (sReflectionAlpha > 0.f) {
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u32 additionalTevs = 0;
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if (indTex) {
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additionalTevs = HandleReflection(usesTevReg2, indTexSlot, 0, finalTevCount, texCount, tcgCount,
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finalKColorCount, finalCCFlags, finalACFlags);
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numIndStages = 1;
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tcgCount += 2;
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} else {
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additionalTevs = HandleReflection(usesTevReg2, 255, 0, finalTevCount, texCount, tcgCount, finalKColorCount,
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finalCCFlags, finalACFlags);
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tcgCount += 1;
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}
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texCount += 1;
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finalTevCount += additionalTevs;
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finalKColorCount += 1;
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} else if (((finalCCFlags >> 9) & 0x3) != 0) {
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DoPassthru(finalTevCount);
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finalTevCount += 1;
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}
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}
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if (CCubeModel::sRenderModelShadow) {
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DoModelShadow(texCount, tcgCount);
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tcgCount += 1;
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}
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// SetNumIndStages(numIndStages);
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// SetNumTevStages(finalTevCount);
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// SetNumTexGens(tcgCount);
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// SetNumColorChans(finalNumColorChans);
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}
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void CCubeMaterial::SetCurrentBlack() {
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auto flags = GetFlags();
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auto vatFlags = GetVatFlags();
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if (flags.IsSet(CCubeMaterialFlagBits::fDepthSorting) || flags.IsSet(CCubeMaterialFlagBits::fAlphaTest)) {
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// set fog mode 0x21
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aurora::gfx::set_blend_mode(ERglBlendMode::Blend, ERglBlendFactor::Zero, ERglBlendFactor::One, ERglLogicOp::Clear);
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} else {
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// set fog mode 5
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aurora::gfx::set_blend_mode(ERglBlendMode::Blend, ERglBlendFactor::One, ERglBlendFactor::Zero, ERglLogicOp::Clear);
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}
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// set vtx desc flags
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// TODO
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}
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void CCubeMaterial::SetupBlendMode(u32 blendFactors, const CModelFlags& flags, bool alphaTest) {
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auto newSrcFactor = static_cast<ERglBlendFactor>(blendFactors & 0xffff);
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auto newDstFactor = static_cast<ERglBlendFactor>(blendFactors >> 16 & 0xffff);
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if (alphaTest) {
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// discard fragments with alpha < 0.25
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aurora::gfx::set_alpha_discard(true);
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newSrcFactor = ERglBlendFactor::One;
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newDstFactor = ERglBlendFactor::Zero;
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} else {
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aurora::gfx::set_alpha_discard(false);
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}
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if (flags.x0_blendMode > 4 && newSrcFactor == ERglBlendFactor::One) {
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newSrcFactor = ERglBlendFactor::SrcAlpha;
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if (newDstFactor == ERglBlendFactor::Zero) {
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newDstFactor = flags.x0_blendMode > 6 ? ERglBlendFactor::One : ERglBlendFactor::InvSrcAlpha;
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}
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}
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// TODO set fog color zero if dst blend zero
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aurora::gfx::set_blend_mode(ERglBlendMode::Blend, newSrcFactor, newDstFactor, ERglLogicOp::Clear);
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}
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void CCubeMaterial::HandleDepth(u16 modelFlags, CCubeMaterialFlags matFlags) {
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ERglEnum func = ERglEnum::Never;
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if ((modelFlags & 0x1) == 0) {
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func = ERglEnum::Always;
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} else if ((modelFlags & 0x8) != 0) {
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func = (modelFlags & 0x10) != 0 ? ERglEnum::Greater : ERglEnum::GEqual;
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} else {
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func = (modelFlags & 0x10) != 0 ? ERglEnum::Less : ERglEnum::LEqual;
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}
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bool depthWrite = (modelFlags & 0x2) != 0 && matFlags & CCubeMaterialFlagBits::fDepthWrite;
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aurora::gfx::set_depth_mode(true, func, depthWrite);
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}
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void CCubeMaterial::ResetCachedMaterials() {
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KillCachedViewDepState();
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sLastMaterialUnique = UINT32_MAX;
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sRenderingModel = nullptr;
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sLastMaterialCached = nullptr;
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}
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void CCubeMaterial::KillCachedViewDepState() { sLastModelCached = nullptr; }
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void CCubeMaterial::EnsureViewDepStateCached(const CCubeSurface* surface) {
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// TODO
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if ((surface != nullptr || sLastModelCached != sRenderingModel) && sRenderingModel != nullptr) {
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sLastModelCached = sRenderingModel;
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if (surface == nullptr) {
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sReflectionType = 1;
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} else {
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sReflectionType = 2;
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}
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if (g_Renderer->IsReflectionDirty()) {
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} else {
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g_Renderer->SetReflectionDirty(true);
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}
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}
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}
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u32 CCubeMaterial::HandleColorChannels(u32 chanCount, u32 firstChan) {
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if (CCubeModel::sRenderModelShadow) {
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if (chanCount != 0) {
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// TODO
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}
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return 2;
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}
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// TODO
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return chanCount;
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}
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void CCubeMaterial::HandleTev(u32 tevCur, const u8* materialDataCur, const u32* texMapTexCoordFlags,
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bool shadowMapsEnabled) {
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u32 colorArgs = shadowMapsEnabled ? 0x7a04f : SBig(*materialDataCur);
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// CGX::SetStandardDirectTev_Compressed
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}
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u32 CCubeMaterial::HandleAnimatedUV(const u32* uvAnim, u32 texMtx, u32 pttTexMtx) {
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u32 type = SBig(*uvAnim);
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switch (type) {
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case 0:
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// TODO
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return 1;
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case 1:
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// TODO
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return 1;
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case 2:
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// TODO
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return 5;
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case 3:
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// TODO
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return 3;
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case 4:
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case 5:
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// TODO
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return 5;
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case 6:
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// TODO
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return 1;
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case 7:
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// TODO
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return 2;
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default:
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return 0;
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}
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}
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void CCubeMaterial::HandleTransparency(u32& finalTevCount, u32& finalKColorCount, const CModelFlags& modelFlags,
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u32 blendFactors, u32& finalCCFlags, u32& finalACFlags) {
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if (modelFlags.x0_blendMode == 2) {
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u16 dstFactor = blendFactors >> 16 & 0xffff;
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if (dstFactor == 1)
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return;
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}
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if (modelFlags.x0_blendMode == 3) {
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// Stage outputting splatted KAlpha as color to reg0
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// GXSetTevColorIn(finalTevCount, TEVCOLORARG_ZERO, TEVCOLORARG_ZERO, TEVCOLORARG_ZERO, TEVCOLORARG_KONST);
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// GXSetTevAlphaIn(finalTevCount, TEVALPHAARG_ZERO, TEVALPHAARG_ZERO, TEVALPHAARG_ZERO, TEVALPHAARG_APREV);
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// GXSetTevColorOp(finalTevCount, 0, 0, 0, 1, 1); // ColorReg0
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// GXSetTevKColorSel(finalTevCount, finalKColorCount+28);
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// GXSetTevAlphaOp(finalTevCount, 0, 0, 0, 1, 0); // AlphaRegPrev
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// GXSetTevOrder(finalTevCount, 255, 255, 255);
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// GXSetTevDirect(finalTevCount);
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// Stage interpolating from splatted KAlpha using KColor
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// GXSetTevColorIn(finalTevCount + 1, TEVCOLORARG_CPREV, TEVCOLORARG_C0, TEVCOLORARG_KONST, TEVCOLORARG_ZERO);
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// GXSetTevAlphaIn(finalTevCount + 1, TEVALPHAARG_ZERO, TEVALPHAARG_ZERO, TEVALPHAARG_ZERO, TEVALPHAARG_APREV);
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// GXSetTevKColorSel(finalTevCount, finalKColorCount+12);
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// SetStandardTevColorAlphaOp(finalTevCount + 1);
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// GXSetTevDirect(finalTevCount + 1);
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// GXSetTevOrder(finalTevCount + 1, 255, 255, 255);
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// GXSetTevKColor(finalKColorCount, modelFlags.x4_color);
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finalKColorCount += 1;
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finalTevCount += 2;
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} else {
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// Mul KAlpha
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u32 tevAlpha = 0x000380C7; // TEVALPHAARG_ZERO, TEVALPHAARG_KONST, TEVALPHAARG_APREV, TEVALPHAARG_ZERO
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if (modelFlags.x0_blendMode == 8) {
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// Set KAlpha
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tevAlpha = 0x00031CE7; // TEVALPHAARG_ZERO, TEVALPHAARG_ZERO, TEVALPHAARG_ZERO, TEVALPHAARG_KONST
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}
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// Mul KColor
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u32 tevColor = 0x000781CF; // TEVCOLORARG_ZERO, TEVCOLORARG_KONST, TEVCOLORARG_CPREV, TEVCOLORARG_ZERO
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if (modelFlags.x0_blendMode == 2) {
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// Add KColor
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tevColor = 0x0007018F; // TEVCOLORARG_ZERO, TEVCOLORARG_ONE, TEVCOLORARG_CPREV, TEVCOLORARG_KONST
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}
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// GXSetTevColorIn(finalTevCount)
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// GXSetTevAlphaIn(finalTevCount)
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// SetStandardTevColorAlphaOp(finalTevCount);
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finalCCFlags = 0x100; // Just clamp, output prev reg
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finalACFlags = 0x100;
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// GXSetTevDirect(finalTevCount);
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// GXSetTevOrder(finalTevCount, 255, 255, 255);
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// GXSetTevKColor(finalKColorCount, modelFlags.x4_color);
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// GXSetTevKColorSel(finalTevCount, finalKColorCount+12);
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// GXSetTevKAlphaSel(finalTevCount, finalKColorCount+28);
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finalTevCount += 1;
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finalKColorCount += 1;
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}
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}
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u32 CCubeMaterial::HandleReflection(bool usesTevReg2, u32 indTexSlot, u32 r5, u32 finalTevCount, u32 texCount,
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u32 tcgCount, u32 finalKColorCount, u32& finalCCFlags, u32& finalACFlags) {
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u32 out = 0;
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if (usesTevReg2) {
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// GX_CC_C2
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out = 1;
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} else {
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// GX_CC_KONST
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}
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// set reflection kcolor
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// tex = g_Renderer->GetRealReflection
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// tex.Load(texCount, 0)
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finalACFlags = 0;
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finalCCFlags = 0;
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return out + 1;
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}
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void CCubeMaterial::DoPassthru(u32 finalTevCount) {
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// TODO
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}
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void CCubeMaterial::DoModelShadow(u32 texCount, u32 tcgCount) {
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// CCubeModel::sShadowTexture->Load(texCount, EClampMode::One);
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// TODO
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}
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} // namespace metaforce
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