diff options
Diffstat (limited to 'source/blender/imbuf/intern/dds/ColorBlock.cpp')
| -rw-r--r-- | source/blender/imbuf/intern/dds/ColorBlock.cpp | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/source/blender/imbuf/intern/dds/ColorBlock.cpp b/source/blender/imbuf/intern/dds/ColorBlock.cpp index dd4ae3e518e..2cee4c984dd 100644 --- a/source/blender/imbuf/intern/dds/ColorBlock.cpp +++ b/source/blender/imbuf/intern/dds/ColorBlock.cpp @@ -44,14 +44,14 @@ { return c.r + c.g + c.b; } - + // 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) + (c0.b - c1.b) * (c0.b - c1.b); } #endif - + /// Default constructor. ColorBlock::ColorBlock() @@ -120,11 +120,11 @@ void ColorBlock::init(uint w, uint h, const float *data, uint x, uint y) for (uint i = 0; i < 4; i++) { const uint by = i % bh; - + for (uint e = 0; e < 4; e++) { const uint bx = e % bw; const uint idx = ((y + by) * w + x + bx); - + 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? c.g = uint8(255 * CLAMP(data[idx + 1 * srcPlane], 0.0f, 1.0f)); @@ -160,13 +160,13 @@ void ColorBlock::swizzle(uint x, uint y, uint z, uint w) bool ColorBlock::isSingleColor(Color32 mask/*= Color32(0xFF, 0xFF, 0xFF, 0x00)*/) const { uint u = m_color[0].u & mask.u; - + for (int i = 1; i < 16; i++) { if (u != (m_color[i].u & mask.u)) { return false; } } - + return true; } @@ -191,7 +191,7 @@ bool ColorBlock::isSingleColorNoAlpha() const return false; } } - + return true; } */ @@ -210,12 +210,12 @@ bool ColorBlock::isSingleColorNoAlpha() const unique = false; } } - + if ( unique ) { count++; } } - + return count; }*/ @@ -231,7 +231,7 @@ Color32 ColorBlock::averageColor() const b += m_color[i].b; a += m_color[i].a; } - + return Color32(uint8(r / 16), uint8(g / 16), uint8(b / 16), uint8(a / 16)); }*/ @@ -251,7 +251,7 @@ void ColorBlock::diameterRange(Color32 *start, Color32 *end) const { Color32 c0, c1; uint best_dist = 0; - + for (int i = 0; i < 16; i++) { for (int j = i+1; j < 16; j++) { uint dist = colorDistance(m_color[i], m_color[j]); @@ -262,7 +262,7 @@ void ColorBlock::diameterRange(Color32 *start, Color32 *end) const } } } - + *start = c0; *end = c1; } @@ -272,13 +272,13 @@ void ColorBlock::luminanceRange(Color32 *start, Color32 *end) const { Color32 minColor, maxColor; uint minLuminance, maxLuminance; - + maxLuminance = minLuminance = colorLuminance(m_color[0]); - + for (uint i = 1; i < 16; i++) { uint luminance = colorLuminance(m_color[i]); - + if (luminance > maxLuminance) { maxLuminance = luminance; maxColor = m_color[i]; @@ -293,7 +293,7 @@ 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); @@ -327,7 +327,7 @@ 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); @@ -361,7 +361,7 @@ void ColorBlock::boundsRangeAlpha(Color32 *start, Color32 *end) const maxColor.g = (maxColor.g >= inset.g) ? maxColor.g - inset.g : 0; maxColor.b = (maxColor.b >= inset.b) ? maxColor.b - inset.b : 0; maxColor.a = (maxColor.a >= inset.a) ? maxColor.a - inset.a : 0; - + *start = minColor; *end = maxColor; } @@ -374,10 +374,10 @@ void ColorBlock::sortColorsByAbsoluteValue() for ( uint a = 0; a < 16; a++ ) { uint max = a; Color16 cmax(m_color[a]); - + for ( uint b = a+1; b < 16; b++ ) { Color16 cb(m_color[b]); - + if ( cb.u > cmax.u ) { max = b; cmax = cb; @@ -391,17 +391,17 @@ void ColorBlock::sortColorsByAbsoluteValue() /*/// Find extreme colors in the given axis. void ColorBlock::computeRange(Vector3::Arg axis, Color32 *start, Color32 *end) const { - + int mini, maxi; mini = maxi = 0; - + float min, max; min = max = dot(Vector3(m_color[0].r, m_color[0].g, m_color[0].b), axis); for (uint i = 1; i < 16; i++) { const Vector3 vec(m_color[i].r, m_color[i].g, m_color[i].b); - + float val = dot(vec, axis); if ( val < min ) { mini = i; @@ -412,7 +412,7 @@ void ColorBlock::computeRange(Vector3::Arg axis, Color32 *start, Color32 *end) c max = val; } } - + *start = m_color[mini]; *end = m_color[maxi]; }*/ @@ -422,12 +422,12 @@ void ColorBlock::computeRange(Vector3::Arg axis, Color32 *start, Color32 *end) c void ColorBlock::sortColors(const Vector3 & axis) { float luma_array[16]; - + for (uint i = 0; i < 16; i++) { const Vector3 vec(m_color[i].r, m_color[i].g, m_color[i].b); luma_array[i] = dot(vec, axis); } - + // Dummy selection sort. for ( uint a = 0; a < 16; a++ ) { uint min = a; @@ -447,12 +447,12 @@ float ColorBlock::volume() const { Box bounds; bounds.clearBounds(); - + for (int i = 0; i < 16; i++) { const Vector3 point(m_color[i].r, m_color[i].g, m_color[i].b); bounds.addPointToBounds(point); } - + return bounds.volume(); } */ |