Index: skia/animator/SkOperandIterpolator.cpp |
=================================================================== |
--- skia/animator/SkOperandIterpolator.cpp (revision 16859) |
+++ skia/animator/SkOperandIterpolator.cpp (working copy) |
@@ -1,159 +0,0 @@ |
-/* libs/graphics/animator/SkOperandIterpolator.cpp |
-** |
-** Copyright 2006, The Android Open Source Project |
-** |
-** Licensed under the Apache License, Version 2.0 (the "License"); |
-** you may not use this file except in compliance with the License. |
-** You may obtain a copy of the License at |
-** |
-** http://www.apache.org/licenses/LICENSE-2.0 |
-** |
-** Unless required by applicable law or agreed to in writing, software |
-** distributed under the License is distributed on an "AS IS" BASIS, |
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
-** See the License for the specific language governing permissions and |
-** limitations under the License. |
-*/ |
- |
-#include "SkOperandInterpolator.h" |
-#include "SkScript.h" |
- |
-SkOperandInterpolator::SkOperandInterpolator() { |
- INHERITED::reset(0, 0); |
- fType = SkType_Unknown; |
-} |
- |
-SkOperandInterpolator::SkOperandInterpolator(int elemCount, int frameCount, |
- SkDisplayTypes type) |
-{ |
- this->reset(elemCount, frameCount, type); |
-} |
- |
-void SkOperandInterpolator::reset(int elemCount, int frameCount, SkDisplayTypes type) |
-{ |
-// SkASSERT(type == SkType_String || type == SkType_Float || type == SkType_Int || |
-// type == SkType_Displayable || type == SkType_Drawable); |
- INHERITED::reset(elemCount, frameCount); |
- fType = type; |
- fStorage = sk_malloc_throw((sizeof(SkOperand) * elemCount + sizeof(SkTimeCode)) * frameCount); |
- fTimes = (SkTimeCode*) fStorage; |
- fValues = (SkOperand*) ((char*) fStorage + sizeof(SkTimeCode) * frameCount); |
-#ifdef SK_DEBUG |
- fTimesArray = (SkTimeCode(*)[10]) fTimes; |
- fValuesArray = (SkOperand(*)[10]) fValues; |
-#endif |
-} |
- |
-bool SkOperandInterpolator::setKeyFrame(int index, SkMSec time, const SkOperand values[], SkScalar blend) |
-{ |
- SkASSERT(values != NULL); |
- blend = SkScalarPin(blend, 0, SK_Scalar1); |
- |
- bool success = ~index == SkTSearch<SkMSec>(&fTimes->fTime, index, time, sizeof(SkTimeCode)); |
- SkASSERT(success); |
- if (success) { |
- SkTimeCode* timeCode = &fTimes[index]; |
- timeCode->fTime = time; |
- timeCode->fBlend[0] = SK_Scalar1 - blend; |
- timeCode->fBlend[1] = 0; |
- timeCode->fBlend[2] = 0; |
- timeCode->fBlend[3] = SK_Scalar1 - blend; |
- SkOperand* dst = &fValues[fElemCount * index]; |
- memcpy(dst, values, fElemCount * sizeof(SkOperand)); |
- } |
- return success; |
-} |
- |
-SkInterpolatorBase::Result SkOperandInterpolator::timeToValues(SkMSec time, SkOperand values[]) const |
-{ |
- SkScalar T; |
- int index; |
- SkBool exact; |
- Result result = timeToT(time, &T, &index, &exact); |
- if (values) |
- { |
- const SkOperand* nextSrc = &fValues[index * fElemCount]; |
- |
- if (exact) |
- memcpy(values, nextSrc, fElemCount * sizeof(SkScalar)); |
- else |
- { |
- SkASSERT(index > 0); |
- |
- const SkOperand* prevSrc = nextSrc - fElemCount; |
- |
- if (fType == SkType_Float || fType == SkType_3D_Point) { |
- for (int i = fElemCount - 1; i >= 0; --i) |
- values[i].fScalar = SkScalarInterp(prevSrc[i].fScalar, nextSrc[i].fScalar, T); |
- } else if (fType == SkType_Int || fType == SkType_MSec) { |
- for (int i = fElemCount - 1; i >= 0; --i) { |
- int32_t a = prevSrc[i].fS32; |
- int32_t b = nextSrc[i].fS32; |
- values[i].fS32 = a + SkScalarRound((b - a) * T); |
- } |
- } else |
- memcpy(values, prevSrc, sizeof(SkOperand) * fElemCount); |
- } |
- } |
- return result; |
-} |
- |
-/////////////////////////////////////////////////////////////////////////////////////// |
-/////////////////////////////////////////////////////////////////////////////////////// |
- |
-#ifdef SK_DEBUG |
- |
-#ifdef SK_SUPPORT_UNITTEST |
- static SkOperand* iset(SkOperand array[3], int a, int b, int c) |
- { |
- array[0].fScalar = SkIntToScalar(a); |
- array[1].fScalar = SkIntToScalar(b); |
- array[2].fScalar = SkIntToScalar(c); |
- return array; |
- } |
-#endif |
- |
-void SkOperandInterpolator::UnitTest() |
-{ |
-#ifdef SK_SUPPORT_UNITTEST |
- SkOperandInterpolator inter(3, 2, SkType_Float); |
- SkOperand v1[3], v2[3], v[3], vv[3]; |
- Result result; |
- |
- inter.setKeyFrame(0, 100, iset(v1, 10, 20, 30), 0); |
- inter.setKeyFrame(1, 200, iset(v2, 110, 220, 330)); |
- |
- result = inter.timeToValues(0, v); |
- SkASSERT(result == kFreezeStart_Result); |
- SkASSERT(memcmp(v, v1, sizeof(v)) == 0); |
- |
- result = inter.timeToValues(99, v); |
- SkASSERT(result == kFreezeStart_Result); |
- SkASSERT(memcmp(v, v1, sizeof(v)) == 0); |
- |
- result = inter.timeToValues(100, v); |
- SkASSERT(result == kNormal_Result); |
- SkASSERT(memcmp(v, v1, sizeof(v)) == 0); |
- |
- result = inter.timeToValues(200, v); |
- SkASSERT(result == kNormal_Result); |
- SkASSERT(memcmp(v, v2, sizeof(v)) == 0); |
- |
- result = inter.timeToValues(201, v); |
- SkASSERT(result == kFreezeEnd_Result); |
- SkASSERT(memcmp(v, v2, sizeof(v)) == 0); |
- |
- result = inter.timeToValues(150, v); |
- SkASSERT(result == kNormal_Result); |
- SkASSERT(memcmp(v, iset(vv, 60, 120, 180), sizeof(v)) == 0); |
- |
- result = inter.timeToValues(125, v); |
- SkASSERT(result == kNormal_Result); |
- result = inter.timeToValues(175, v); |
- SkASSERT(result == kNormal_Result); |
-#endif |
-} |
- |
-#endif |
- |
- |