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-rw-r--r--src/3rdparty/angle/src/image_util/generatemip.inl268
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diff --git a/src/3rdparty/angle/src/image_util/generatemip.inl b/src/3rdparty/angle/src/image_util/generatemip.inl
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--- a/src/3rdparty/angle/src/image_util/generatemip.inl
+++ /dev/null
@@ -1,268 +0,0 @@
-//
-// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-//
-
-// generatemip.inl: Defines the GenerateMip function, templated on the format
-// type of the image for which mip levels are being generated.
-
-#include "common/mathutil.h"
-
-#include "image_util/imageformats.h"
-
-namespace angle
-{
-
-namespace priv
-{
-
-template <typename T>
-static inline T *GetPixel(uint8_t *data, size_t x, size_t y, size_t z, size_t rowPitch, size_t depthPitch)
-{
- return reinterpret_cast<T*>(data + (x * sizeof(T)) + (y * rowPitch) + (z * depthPitch));
-}
-
-template <typename T>
-static inline const T *GetPixel(const uint8_t *data, size_t x, size_t y, size_t z, size_t rowPitch, size_t depthPitch)
-{
- return reinterpret_cast<const T*>(data + (x * sizeof(T)) + (y * rowPitch) + (z * depthPitch));
-}
-
-template <typename T>
-static void GenerateMip_Y(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- ASSERT(sourceWidth == 1);
- ASSERT(sourceHeight > 1);
- ASSERT(sourceDepth == 1);
-
- for (size_t y = 0; y < destHeight; y++)
- {
- const T *src0 = GetPixel<T>(sourceData, 0, y * 2, 0, sourceRowPitch, sourceDepthPitch);
- const T *src1 = GetPixel<T>(sourceData, 0, y * 2 + 1, 0, sourceRowPitch, sourceDepthPitch);
- T *dst = GetPixel<T>(destData, 0, y, 0, destRowPitch, destDepthPitch);
-
- T::average(dst, src0, src1);
- }
-}
-
-template <typename T>
-static void GenerateMip_X(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- ASSERT(sourceWidth > 1);
- ASSERT(sourceHeight == 1);
- ASSERT(sourceDepth == 1);
-
- for (size_t x = 0; x < destWidth; x++)
- {
- const T *src0 = GetPixel<T>(sourceData, x * 2, 0, 0, sourceRowPitch, sourceDepthPitch);
- const T *src1 = GetPixel<T>(sourceData, x * 2 + 1, 0, 0, sourceRowPitch, sourceDepthPitch);
- T *dst = GetPixel<T>(destData, x, 0, 0, destRowPitch, destDepthPitch);
-
- T::average(dst, src0, src1);
- }
-}
-
-template <typename T>
-static void GenerateMip_Z(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- ASSERT(sourceWidth == 1);
- ASSERT(sourceHeight == 1);
- ASSERT(sourceDepth > 1);
-
- for (size_t z = 0; z < destDepth; z++)
- {
- const T *src0 = GetPixel<T>(sourceData, 0, 0, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src1 = GetPixel<T>(sourceData, 0, 0, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- T *dst = GetPixel<T>(destData, 0, 0, z, destRowPitch, destDepthPitch);
-
- T::average(dst, src0, src1);
- }
-}
-
-template <typename T>
-static void GenerateMip_XY(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- ASSERT(sourceWidth > 1);
- ASSERT(sourceHeight > 1);
- ASSERT(sourceDepth == 1);
-
- for (size_t y = 0; y < destHeight; y++)
- {
- for (size_t x = 0; x < destWidth; x++)
- {
- const T *src0 = GetPixel<T>(sourceData, x * 2, y * 2, 0, sourceRowPitch, sourceDepthPitch);
- const T *src1 = GetPixel<T>(sourceData, x * 2, y * 2 + 1, 0, sourceRowPitch, sourceDepthPitch);
- const T *src2 = GetPixel<T>(sourceData, x * 2 + 1, y * 2, 0, sourceRowPitch, sourceDepthPitch);
- const T *src3 = GetPixel<T>(sourceData, x * 2 + 1, y * 2 + 1, 0, sourceRowPitch, sourceDepthPitch);
- T *dst = GetPixel<T>(destData, x, y, 0, destRowPitch, destDepthPitch);
-
- T tmp0, tmp1;
-
- T::average(&tmp0, src0, src1);
- T::average(&tmp1, src2, src3);
- T::average(dst, &tmp0, &tmp1);
- }
- }
-}
-
-template <typename T>
-static void GenerateMip_YZ(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- ASSERT(sourceWidth == 1);
- ASSERT(sourceHeight > 1);
- ASSERT(sourceDepth > 1);
-
- for (size_t z = 0; z < destDepth; z++)
- {
- for (size_t y = 0; y < destHeight; y++)
- {
- const T *src0 = GetPixel<T>(sourceData, 0, y * 2, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src1 = GetPixel<T>(sourceData, 0, y * 2, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- const T *src2 = GetPixel<T>(sourceData, 0, y * 2 + 1, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src3 = GetPixel<T>(sourceData, 0, y * 2 + 1, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- T *dst = GetPixel<T>(destData, 0, y, z, destRowPitch, destDepthPitch);
-
- T tmp0, tmp1;
-
- T::average(&tmp0, src0, src1);
- T::average(&tmp1, src2, src3);
- T::average(dst, &tmp0, &tmp1);
- }
- }
-}
-
-template <typename T>
-static void GenerateMip_XZ(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- ASSERT(sourceWidth > 1);
- ASSERT(sourceHeight == 1);
- ASSERT(sourceDepth > 1);
-
- for (size_t z = 0; z < destDepth; z++)
- {
- for (size_t x = 0; x < destWidth; x++)
- {
- const T *src0 = GetPixel<T>(sourceData, x * 2, 0, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src1 = GetPixel<T>(sourceData, x * 2, 0, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- const T *src2 = GetPixel<T>(sourceData, x * 2 + 1, 0, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src3 = GetPixel<T>(sourceData, x * 2 + 1, 0, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- T *dst = GetPixel<T>(destData, x, 0, z, destRowPitch, destDepthPitch);
-
- T tmp0, tmp1;
-
- T::average(&tmp0, src0, src1);
- T::average(&tmp1, src2, src3);
- T::average(dst, &tmp0, &tmp1);
- }
- }
-}
-
-template <typename T>
-static void GenerateMip_XYZ(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- ASSERT(sourceWidth > 1);
- ASSERT(sourceHeight > 1);
- ASSERT(sourceDepth > 1);
-
- for (size_t z = 0; z < destDepth; z++)
- {
- for (size_t y = 0; y < destHeight; y++)
- {
- for (size_t x = 0; x < destWidth; x++)
- {
- const T *src0 = GetPixel<T>(sourceData, x * 2, y * 2, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src1 = GetPixel<T>(sourceData, x * 2, y * 2, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- const T *src2 = GetPixel<T>(sourceData, x * 2, y * 2 + 1, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src3 = GetPixel<T>(sourceData, x * 2, y * 2 + 1, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- const T *src4 = GetPixel<T>(sourceData, x * 2 + 1, y * 2, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src5 = GetPixel<T>(sourceData, x * 2 + 1, y * 2, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- const T *src6 = GetPixel<T>(sourceData, x * 2 + 1, y * 2 + 1, z * 2, sourceRowPitch, sourceDepthPitch);
- const T *src7 = GetPixel<T>(sourceData, x * 2 + 1, y * 2 + 1, z * 2 + 1, sourceRowPitch, sourceDepthPitch);
- T *dst = GetPixel<T>(destData, x, y, z, destRowPitch, destDepthPitch);
-
- T tmp0, tmp1, tmp2, tmp3, tmp4, tmp5;
-
- T::average(&tmp0, src0, src1);
- T::average(&tmp1, src2, src3);
- T::average(&tmp2, src4, src5);
- T::average(&tmp3, src6, src7);
-
- T::average(&tmp4, &tmp0, &tmp1);
- T::average(&tmp5, &tmp2, &tmp3);
-
- T::average(dst, &tmp4, &tmp5);
- }
- }
- }
-}
-
-
-typedef void (*MipGenerationFunction)(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- size_t destWidth, size_t destHeight, size_t destDepth,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch);
-
-template <typename T>
-static MipGenerationFunction GetMipGenerationFunction(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth)
-{
- uint8_t index = ((sourceWidth > 1) ? 1 : 0) |
- ((sourceHeight > 1) ? 2 : 0) |
- ((sourceDepth > 1) ? 4 : 0);
-
- switch (index)
- {
- case 0: return nullptr;
- case 1: return GenerateMip_X<T>; // W x 1 x 1
- case 2: return GenerateMip_Y<T>; // 1 x H x 1
- case 3: return GenerateMip_XY<T>; // W x H x 1
- case 4: return GenerateMip_Z<T>; // 1 x 1 x D
- case 5: return GenerateMip_XZ<T>; // W x 1 x D
- case 6: return GenerateMip_YZ<T>; // 1 x H x D
- case 7: return GenerateMip_XYZ<T>; // W x H x D
- }
-
- UNREACHABLE();
- return nullptr;
-}
-
-} // namespace priv
-
-template <typename T>
-inline void GenerateMip(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
- const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
- uint8_t *destData, size_t destRowPitch, size_t destDepthPitch)
-{
- size_t mipWidth = std::max<size_t>(1, sourceWidth >> 1);
- size_t mipHeight = std::max<size_t>(1, sourceHeight >> 1);
- size_t mipDepth = std::max<size_t>(1, sourceDepth >> 1);
-
- priv::MipGenerationFunction generationFunction = priv::GetMipGenerationFunction<T>(sourceWidth, sourceHeight, sourceDepth);
- ASSERT(generationFunction != nullptr);
-
- generationFunction(sourceWidth, sourceHeight, sourceDepth, sourceData, sourceRowPitch, sourceDepthPitch,
- mipWidth, mipHeight, mipDepth, destData, destRowPitch, destDepthPitch);
-}
-
-} // namespace angle