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Unified Diff: Source/core/platform/graphics/cpu/arm/filters/FEGaussianBlurNEON.h

Issue 99103006: Moving GraphicsContext and dependencies from core to platform. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Final patch - fixes Android Created 7 years ago
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Index: Source/core/platform/graphics/cpu/arm/filters/FEGaussianBlurNEON.h
diff --git a/Source/core/platform/graphics/cpu/arm/filters/FEGaussianBlurNEON.h b/Source/core/platform/graphics/cpu/arm/filters/FEGaussianBlurNEON.h
deleted file mode 100644
index d1cd4d7abe2fe934565f7b2943e71855cb984537..0000000000000000000000000000000000000000
--- a/Source/core/platform/graphics/cpu/arm/filters/FEGaussianBlurNEON.h
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Copyright (C) 2011 University of Szeged
- * Copyright (C) 2011 Zoltan Herczeg
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY UNIVERSITY OF SZEGED ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL UNIVERSITY OF SZEGED OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef FEGaussianBlurNEON_h
-#define FEGaussianBlurNEON_h
-
-#if HAVE(ARM_NEON_INTRINSICS)
-
-#include "core/platform/graphics/cpu/arm/filters/NEONHelpers.h"
-#include "core/platform/graphics/filters/FEGaussianBlur.h"
-
-namespace WebCore {
-
-inline void boxBlurNEON(Uint8ClampedArray* srcPixelArray, Uint8ClampedArray* dstPixelArray,
- unsigned dx, int dxLeft, int dxRight, int stride, int strideLine, int effectWidth, int effectHeight)
-{
- uint32_t* sourcePixel = reinterpret_cast<uint32_t*>(srcPixelArray->data());
- uint32_t* destinationPixel = reinterpret_cast<uint32_t*>(dstPixelArray->data());
-
- float32x4_t deltaX = vdupq_n_f32(1.0 / dx);
- int pixelLine = strideLine / 4;
- int pixelStride = stride / 4;
-
- for (int y = 0; y < effectHeight; ++y) {
- int line = y * pixelLine;
- float32x4_t sum = vdupq_n_f32(0);
- // Fill the kernel
- int maxKernelSize = std::min(dxRight, effectWidth);
- for (int i = 0; i < maxKernelSize; ++i) {
- float32x4_t sourcePixelAsFloat = loadRGBA8AsFloat(sourcePixel + line + i * pixelStride);
- sum = vaddq_f32(sum, sourcePixelAsFloat);
- }
-
- // Blurring
- for (int x = 0; x < effectWidth; ++x) {
- int pixelOffset = line + x * pixelStride;
- float32x4_t result = vmulq_f32(sum, deltaX);
- storeFloatAsRGBA8(result, destinationPixel + pixelOffset);
- if (x >= dxLeft) {
- float32x4_t sourcePixelAsFloat = loadRGBA8AsFloat(sourcePixel + pixelOffset - dxLeft * pixelStride);
- sum = vsubq_f32(sum, sourcePixelAsFloat);
- }
- if (x + dxRight < effectWidth) {
- float32x4_t sourcePixelAsFloat = loadRGBA8AsFloat(sourcePixel + pixelOffset + dxRight * pixelStride);
- sum = vaddq_f32(sum, sourcePixelAsFloat);
- }
- }
- }
-}
-
-} // namespace WebCore
-
-#endif // HAVE(ARM_NEON_INTRINSICS)
-
-#endif // FEGaussianBlurNEON_h

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