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@ -106,16 +106,16 @@ private:
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template <typename IntType>
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class Bits {
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public:
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explicit Bits(IntType& v) : m_Bits(v) {}
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explicit Bits(const IntType& v) : m_Bits(v) {}
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Bits(const Bits&) = delete;
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Bits& operator=(const Bits&) = delete;
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uint8_t operator[](uint32_t bitPos) {
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uint8_t operator[](uint32_t bitPos) const {
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return static_cast<uint8_t>((m_Bits >> bitPos) & 1);
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}
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IntType operator()(uint32_t start, uint32_t end) {
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IntType operator()(uint32_t start, uint32_t end) const {
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if (start == end) {
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return (*this)[start];
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} else if (start > end) {
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@ -183,12 +183,12 @@ public:
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m_QuintValue = val;
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}
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bool MatchesEncoding(const IntegerEncodedValue& other) {
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bool MatchesEncoding(const IntegerEncodedValue& other) const {
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return m_Encoding == other.m_Encoding && m_NumBits == other.m_NumBits;
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}
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// Returns the number of bits required to encode nVals values.
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uint32_t GetBitLength(uint32_t nVals) {
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uint32_t GetBitLength(uint32_t nVals) const {
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uint32_t totalBits = m_NumBits * nVals;
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if (m_Encoding == eIntegerEncoding_Trit) {
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totalBits += (nVals * 8 + 4) / 5;
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@ -387,7 +387,7 @@ struct TexelWeightParams {
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bool m_bVoidExtentLDR = false;
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bool m_bVoidExtentHDR = false;
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uint32_t GetPackedBitSize() {
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uint32_t GetPackedBitSize() const {
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// How many indices do we have?
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uint32_t nIdxs = m_Height * m_Width;
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if (m_bDualPlane) {
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@ -788,8 +788,8 @@ public:
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}
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};
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void DecodeColorValues(uint32_t* out, uint8_t* data, uint32_t* modes, const uint32_t nPartitions,
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const uint32_t nBitsForColorData) {
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void DecodeColorValues(uint32_t* out, uint8_t* data, const uint32_t* modes,
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const uint32_t nPartitions, const uint32_t nBitsForColorData) {
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// First figure out how many color values we have
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uint32_t nValues = 0;
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for (uint32_t i = 0; i < nPartitions; i++) {
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@ -825,8 +825,7 @@ void DecodeColorValues(uint32_t* out, uint8_t* data, uint32_t* modes, const uint
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// Once we have the decoded values, we need to dequantize them to the 0-255 range
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// This procedure is outlined in ASTC spec C.2.13
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uint32_t outIdx = 0;
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std::vector<IntegerEncodedValue>::const_iterator itr;
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for (itr = decodedColorValues.begin(); itr != decodedColorValues.end(); itr++) {
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for (auto itr = decodedColorValues.begin(); itr != decodedColorValues.end(); ++itr) {
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// Have we already decoded all that we need?
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if (outIdx >= nValues) {
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break;
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@ -1048,17 +1047,17 @@ uint32_t UnquantizeTexelWeight(const IntegerEncodedValue& val) {
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return result;
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}
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void UnquantizeTexelWeights(uint32_t out[2][144], std::vector<IntegerEncodedValue>& weights,
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void UnquantizeTexelWeights(uint32_t out[2][144], const std::vector<IntegerEncodedValue>& weights,
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const TexelWeightParams& params, const uint32_t blockWidth,
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const uint32_t blockHeight) {
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uint32_t weightIdx = 0;
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uint32_t unquantized[2][144];
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std::vector<IntegerEncodedValue>::const_iterator itr;
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for (itr = weights.begin(); itr != weights.end(); itr++) {
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for (auto itr = weights.begin(); itr != weights.end(); ++itr) {
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unquantized[0][weightIdx] = UnquantizeTexelWeight(*itr);
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if (params.m_bDualPlane) {
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itr++;
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++itr;
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unquantized[1][weightIdx] = UnquantizeTexelWeight(*itr);
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if (itr == weights.end()) {
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break;
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