diff options
Diffstat (limited to 'source/blender/imbuf/intern/dds/ColorBlock.cpp')
| -rw-r--r-- | source/blender/imbuf/intern/dds/ColorBlock.cpp | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/source/blender/imbuf/intern/dds/ColorBlock.cpp b/source/blender/imbuf/intern/dds/ColorBlock.cpp index 69757d797b5..7c8b7c1d345 100644 --- a/source/blender/imbuf/intern/dds/ColorBlock.cpp +++ b/source/blender/imbuf/intern/dds/ColorBlock.cpp @@ -25,20 +25,20 @@ * Original license from NVIDIA follows. */ -// This code is in the public domain -- castanyo@yahoo.es +/* This code is in the public domain - <castanyo@yahoo.es> */ #include <ColorBlock.h> #include <Common.h> #include <Image.h> #if 0 -// Get approximate luminance. +/* Get approximate luminance. */ inline static uint colorLuminance(Color32 c) { return c.r + c.g + c.b; } -// Get the euclidean distance between the given colors. +/* Get the euclidean distance between the given colors. */ inline static uint colorDistance(Color32 c0, Color32 c1) { return (c0.r - c1.r) * (c0.r - c1.r) + (c0.g - c1.g) * (c0.g - c1.g) + @@ -46,12 +46,12 @@ inline static uint colorDistance(Color32 c0, Color32 c1) } #endif -/// Default constructor. +/** Default constructor. */ ColorBlock::ColorBlock() { } -/// Init the color block from an array of colors. +/** Init the color block from an array of colors. */ ColorBlock::ColorBlock(const uint *linearImage) { for (uint i = 0; i < 16; i++) { @@ -59,7 +59,7 @@ ColorBlock::ColorBlock(const uint *linearImage) } } -/// Init the color block with the contents of the given block. +/** Init the color block with the contents of the given block. */ ColorBlock::ColorBlock(const ColorBlock &block) { for (uint i = 0; i < 16; i++) { @@ -67,7 +67,7 @@ ColorBlock::ColorBlock(const ColorBlock &block) } } -/// Initialize this color block. +/** Initialize this color block. */ ColorBlock::ColorBlock(const Image *img, uint x, uint y) { init(img, x, y); @@ -83,9 +83,9 @@ void ColorBlock::init(uint w, uint h, const uint *data, uint x, uint y) const uint bw = MIN(w - x, 4U); const uint bh = MIN(h - y, 4U); - // Blocks that are smaller than 4x4 are handled by repeating the pixels. - // @@ That's only correct when block size is 1, 2 or 4, but not with 3. :( - // @@ Ideally we should zero the weights of the pixels out of range. + /* Blocks that are smaller than 4x4 are handled by repeating the pixels. + * @@ That's only correct when block size is 1, 2 or 4, but not with 3. :( + * @@ Ideally we should zero the weights of the pixels out of range. */ for (uint i = 0; i < 4; i++) { const int by = i % bh; @@ -104,9 +104,9 @@ void ColorBlock::init(uint w, uint h, const float *data, uint x, uint y) const uint bw = MIN(w - x, 4U); const uint bh = MIN(h - y, 4U); - // Blocks that are smaller than 4x4 are handled by repeating the pixels. - // @@ That's only correct when block size is 1, 2 or 4, but not with 3. :( - // @@ Ideally we should zero the weights of the pixels out of range. + /* Blocks that are smaller than 4x4 are handled by repeating the pixels. + * @@ That's only correct when block size is 1, 2 or 4, but not with 3. :( + * @@ Ideally we should zero the weights of the pixels out of range. */ uint srcPlane = w * h; @@ -120,7 +120,7 @@ void ColorBlock::init(uint w, uint h, const float *data, uint x, uint y) Color32 &c = color(e, i); c.r = uint8(255 * CLAMP(data[idx + 0 * srcPlane], 0.0f, - 1.0f)); // @@ Is this the right way to quantize floats to bytes? + 1.0f)); /* @@ Is this the right way to quantize floats to bytes? */ c.g = uint8(255 * CLAMP(data[idx + 1 * srcPlane], 0.0f, 1.0f)); c.b = uint8(255 * CLAMP(data[idx + 2 * srcPlane], 0.0f, 1.0f)); c.a = uint8(255 * CLAMP(data[idx + 3 * srcPlane], 0.0f, 1.0f)); @@ -159,7 +159,7 @@ void ColorBlock::swizzle(uint x, uint y, uint z, uint w) } } -/// Returns true if the block has a single color. +/** Returns true if the block has a single color. */ bool ColorBlock::isSingleColor(Color32 mask /*= Color32(0xFF, 0xFF, 0xFF, 0x00)*/) const { uint u = m_color[0].u & mask.u; @@ -174,7 +174,7 @@ bool ColorBlock::isSingleColor(Color32 mask /*= Color32(0xFF, 0xFF, 0xFF, 0x00)* } #if 0 -/// Returns true if the block has a single color, ignoring transparent pixels. +/** Returns true if the block has a single color, ignoring transparent pixels. */ bool ColorBlock::isSingleColorNoAlpha() const { Color32 c; @@ -199,12 +199,12 @@ bool ColorBlock::isSingleColorNoAlpha() const #endif #if 0 -/// Count number of unique colors in this color block. +/** Count number of unique colors in this color block. */ uint ColorBlock::countUniqueColors() const { uint count = 0; - // @@ This does not have to be o(n^2) + /* @@ This does not have to be o(n^2) */ for (int i = 0; i < 16; i++) { bool unique = true; for (int j = 0; j < i; j++) { @@ -223,7 +223,7 @@ uint ColorBlock::countUniqueColors() const #endif #if 0 -/// Get average color of the block. +/** Get average color of the block. */ Color32 ColorBlock::averageColor() const { uint r, g, b, a; @@ -240,7 +240,7 @@ Color32 ColorBlock::averageColor() const } #endif -/// Return true if the block is not fully opaque. +/** Return true if the block is not fully opaque. */ bool ColorBlock::hasAlpha() const { for (uint i = 0; i < 16; i++) { @@ -253,7 +253,7 @@ bool ColorBlock::hasAlpha() const #if 0 -/// Get diameter color range. +/** Get diameter color range. */ void ColorBlock::diameterRange(Color32 *start, Color32 *end) const { Color32 c0, c1; @@ -274,7 +274,7 @@ void ColorBlock::diameterRange(Color32 *start, Color32 *end) const *end = c1; } -/// Get luminance color range. +/** Get luminance color range. */ void ColorBlock::luminanceRange(Color32 *start, Color32 *end) const { Color32 minColor, maxColor; @@ -299,7 +299,7 @@ void ColorBlock::luminanceRange(Color32 *start, Color32 *end) const *end = maxColor; } -/// Get color range based on the bounding box. +/** Get color range based on the bounding box. */ void ColorBlock::boundsRange(Color32 *start, Color32 *end) const { Color32 minColor(255, 255, 255); @@ -326,7 +326,7 @@ void ColorBlock::boundsRange(Color32 *start, Color32 *end) const } } - // Offset range by 1/16 of the extents + /* Offset range by 1/16 of the extents */ Color32 inset; inset.r = (maxColor.r - minColor.r) >> 4; inset.g = (maxColor.g - minColor.g) >> 4; @@ -344,7 +344,7 @@ void ColorBlock::boundsRange(Color32 *start, Color32 *end) const *end = maxColor; } -/// Get color range based on the bounding box. +/** Get color range based on the bounding box. */ void ColorBlock::boundsRangeAlpha(Color32 *start, Color32 *end) const { Color32 minColor(255, 255, 255, 255); @@ -377,7 +377,7 @@ void ColorBlock::boundsRangeAlpha(Color32 *start, Color32 *end) const } } - // Offset range by 1/16 of the extents + /* Offset range by 1/16 of the extents */ Color32 inset; inset.r = (maxColor.r - minColor.r) >> 4; inset.g = (maxColor.g - minColor.g) >> 4; @@ -400,10 +400,10 @@ void ColorBlock::boundsRangeAlpha(Color32 *start, Color32 *end) const #endif #if 0 -/// Sort colors by abosolute value in their 16 bit representation. +/** Sort colors by abosolute value in their 16 bit representation. */ void ColorBlock::sortColorsByAbsoluteValue() { - // Dummy selection sort. + /* Dummy selection sort. */ for (uint a = 0; a < 16; a++) { uint max = a; Color16 cmax(m_color[a]); @@ -422,7 +422,7 @@ void ColorBlock::sortColorsByAbsoluteValue() #endif #if 0 -/// Find extreme colors in the given axis. +/** Find extreme colors in the given axis. */ void ColorBlock::computeRange(Vector3::Arg axis, Color32 *start, Color32 *end) const { @@ -452,7 +452,7 @@ void ColorBlock::computeRange(Vector3::Arg axis, Color32 *start, Color32 *end) c #endif #if 0 -/// Sort colors in the given axis. +/** Sort colors in the given axis. */ void ColorBlock::sortColors(const Vector3 &axis) { float luma_array[16]; @@ -462,7 +462,7 @@ void ColorBlock::sortColors(const Vector3 &axis) luma_array[i] = dot(vec, axis); } - // Dummy selection sort. + /* Dummy selection sort. */ for (uint a = 0; a < 16; a++) { uint min = a; for (uint b = a + 1; b < 16; b++) { @@ -477,7 +477,7 @@ void ColorBlock::sortColors(const Vector3 &axis) #endif #if 0 -/// Get the volume of the color block. +/** Get the volume of the color block. */ float ColorBlock::volume() const { Box bounds; |