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Move error metric to regular BC7Compressor so that we can use it even if we can't use SIMD.

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This commit is contained in:
Pavel Krajcevski 2012-09-13 16:57:36 -04:00
parent 47fbfa1615
commit ef2a370fc6
2 changed files with 17 additions and 11 deletions
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17
BPTCEncoder/src/BC7Compressor.cpp
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@ -29,6 +29,12 @@
#include <cfloat>
#include <ctime>
#ifdef _MSC_VER
#define ALIGN_SSE __declspec( align(16) )
#else
#define ALIGN_SSE __attribute__((aligned(16)))
#endif
static const uint32 kNumShapes2 = 64;
static const uint16 kShapeMask2[kNumShapes2] = {
0xcccc, 0x8888, 0xeeee, 0xecc8, 0xc880, 0xfeec, 0xfec8, 0xec80,
@ -1319,6 +1325,17 @@ double BC7CompressionMode::Compress(BitStream &stream, const int shapeIdx, const
namespace BC7C
{
static ErrorMetric gErrorMetric = eErrorMetric_Uniform;
void SetErrorMetric(ErrorMetric e) { gErrorMetric = e; }
ALIGN_SSE const float kErrorMetrics[kNumErrorMetrics][kNumColorChannels] = {
{ 1.0f, 1.0f, 1.0f, 1.0f },
{ sqrtf(0.3f), sqrtf(0.56f), sqrtf(0.11f), 1.0f }
};
const float *GetErrorMetric() { return kErrorMetrics[GetErrorMetricEnum()]; }
ErrorMetric GetErrorMetricEnum() { return gErrorMetric; }
// Function prototypes
static void ExtractBlock(const uint8* inPtr, int width, uint32* colorBlock);
static void CompressBC7Block(const uint32 *block, uint8 *outBuf);

11
BPTCEncoder/src/BC7CompressorSIMD.cpp
View file

@ -903,17 +903,6 @@ double BC7CompressionModeSIMD::Compress(BitStream &stream, const int shapeIdx, c
namespace BC7C
{
static ErrorMetric gErrorMetric = eErrorMetric_Uniform;
void SetErrorMetric(ErrorMetric e) { gErrorMetric = e; }
ALIGN_SSE const float kErrorMetrics[kNumErrorMetrics][kNumColorChannels] = {
{ 1.0f, 1.0f, 1.0f, 1.0f },
{ sqrtf(0.3f), sqrtf(0.56f), sqrtf(0.11f), 1.0f }
};
const float *GetErrorMetric() { return kErrorMetrics[GetErrorMetricEnum()]; }
ErrorMetric GetErrorMetricEnum() { return gErrorMetric; }
// Function prototypes
static void ExtractBlock(const uint8* inPtr, int width, uint32* colorBlock);
static void CompressBC7Block(const uint32 *block, uint8 *outBuf);