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-rw-r--r--src/opts/SkPx_none.h111
1 files changed, 0 insertions, 111 deletions
diff --git a/src/opts/SkPx_none.h b/src/opts/SkPx_none.h
deleted file mode 100644
index 8217eaef3c..0000000000
--- a/src/opts/SkPx_none.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkPx_none_DEFINED
-#define SkPx_none_DEFINED
-
-// Nothing fancy here. We're the backup _none case after all.
-// Our declared sweet spot is simply a single pixel at a time.
-
-namespace none {
-
-struct SkPx {
- static const int N = 1;
- uint8_t f8[4];
-
- SkPx(uint32_t px) { memcpy(f8, &px, 4); }
- SkPx(uint8_t x, uint8_t y, uint8_t z, uint8_t a) {
- f8[0] = x; f8[1] = y; f8[2] = z; f8[3] = a;
- }
-
- static SkPx Dup(uint32_t px) { return px; }
- static SkPx Load(const uint32_t* px) { return *px; }
- static SkPx Load(const uint32_t* px, int n) {
- SkASSERT(false); // There are no 0<n<1.
- return 0;
- }
-
- void store(uint32_t* px) const { memcpy(px, f8, 4); }
- void store(uint32_t* px, int n) const {
- SkASSERT(false); // There are no 0<n<1.
- }
-
- struct Alpha {
- uint8_t fA;
- Alpha(uint8_t a) : fA(a) {}
-
- static Alpha Dup(uint8_t a) { return a; }
- static Alpha Load(const uint8_t* a) { return *a; }
- static Alpha Load(const uint8_t* a, int n) {
- SkASSERT(false); // There are no 0<n<1.
- return 0;
- }
- Alpha inv() const { return 255 - fA; }
- };
-
- struct Wide {
- uint16_t f16[4];
-
- Wide(uint16_t x, uint16_t y, uint16_t z, uint16_t a) {
- f16[0] = x; f16[1] = y; f16[2] = z; f16[3] = a;
- }
-
- Wide operator+(const Wide& o) const {
- return Wide(f16[0]+o.f16[0], f16[1]+o.f16[1], f16[2]+o.f16[2], f16[3]+o.f16[3]);
- }
- Wide operator-(const Wide& o) const {
- return Wide(f16[0]-o.f16[0], f16[1]-o.f16[1], f16[2]-o.f16[2], f16[3]-o.f16[3]);
- }
- template <int bits> Wide shl() const {
- return Wide(f16[0]<<bits, f16[1]<<bits, f16[2]<<bits, f16[3]<<bits);
- }
- template <int bits> Wide shr() const {
- return Wide(f16[0]>>bits, f16[1]>>bits, f16[2]>>bits, f16[3]>>bits);
- }
-
- SkPx addNarrowHi(const SkPx& o) const {
- Wide sum = (*this + o.widenLo()).shr<8>();
- return SkPx(sum.f16[0], sum.f16[1], sum.f16[2], sum.f16[3]);
- }
- };
-
- Alpha alpha() const { return f8[3]; }
-
- Wide widenLo() const { return Wide(f8[0], f8[1], f8[2], f8[3]); }
- Wide widenHi() const { return this->widenLo().shl<8>(); }
- Wide widenLoHi() const { return this->widenLo() + this->widenHi(); }
-
- SkPx operator+(const SkPx& o) const {
- return SkPx(f8[0]+o.f8[0], f8[1]+o.f8[1], f8[2]+o.f8[2], f8[3]+o.f8[3]);
- }
- SkPx operator-(const SkPx& o) const {
- return SkPx(f8[0]-o.f8[0], f8[1]-o.f8[1], f8[2]-o.f8[2], f8[3]-o.f8[3]);
- }
- SkPx saturatedAdd(const SkPx& o) const {
- return SkPx(SkTMax(0, SkTMin(255, f8[0]+o.f8[0])),
- SkTMax(0, SkTMin(255, f8[1]+o.f8[1])),
- SkTMax(0, SkTMin(255, f8[2]+o.f8[2])),
- SkTMax(0, SkTMin(255, f8[3]+o.f8[3])));
- }
-
- Wide operator*(const Alpha& a) const {
- return Wide(f8[0]*a.fA, f8[1]*a.fA, f8[2]*a.fA, f8[3]*a.fA);
- }
- SkPx approxMulDiv255(const Alpha& a) const {
- return (*this * a).addNarrowHi(*this);
- }
-
- SkPx addAlpha(const Alpha& a) const {
- return SkPx(f8[0], f8[1], f8[2], f8[3]+a.fA);
- }
-};
-
-} // namespace none
-
-typedef none::SkPx SkPx;
-
-#endif//SkPx_none_DEFINED