From 91077b3e171e1aaeb4f8ef11dabab5a424928d86 Mon Sep 17 00:00:00 2001 From: Stanislaw Halik Date: Mon, 7 Jan 2019 14:37:16 +0100 Subject: pose-widget: handle octopus in 8-bit color w/ 1-bit alpha --- pose-widget/images/side1.png | Bin 540324 -> 35513 bytes pose-widget/images/side6.png | Bin 543073 -> 35720 bytes pose-widget/pose-widget.cpp | 57 ++++++++++++------------------------------- 3 files changed, 15 insertions(+), 42 deletions(-) (limited to 'pose-widget') diff --git a/pose-widget/images/side1.png b/pose-widget/images/side1.png index d15c3658..2955bc01 100644 Binary files a/pose-widget/images/side1.png and b/pose-widget/images/side1.png differ diff --git a/pose-widget/images/side6.png b/pose-widget/images/side6.png index 7338690d..3bae0e50 100644 Binary files a/pose-widget/images/side6.png and b/pose-widget/images/side6.png differ diff --git a/pose-widget/pose-widget.cpp b/pose-widget/pose-widget.cpp index d9b563e9..9a097340 100644 --- a/pose-widget/pose-widget.cpp +++ b/pose-widget/pose-widget.cpp @@ -26,8 +26,8 @@ using namespace pose_widget_impl; pose_transform::pose_transform(QWidget* dst) : dst(dst), - front(":/images/side1.png", nullptr), - back(":/images/side6.png", nullptr), + front(QImage{":/images/side1.png"}.convertToFormat(QImage::Format_ARGB32)), + back(QImage{":/images/side6.png"}.convertToFormat(QImage::Format_ARGB32)), image(w, h, QImage::Format_ARGB32), image2(w, h, QImage::Format_ARGB32), fresh(false) @@ -193,7 +193,7 @@ std::pair pose_transform::get_bounds(const vec2& size) vec2 min(w-1, h-1), max(0, 0); - for (unsigned k = 0; k < 4; k++) + for (unsigned k = 0; k < 4; k++) // NOLINT(modernize-loop-convert) { const vec2 pt = project(corners[k]) + vec2(w/2, h/2); @@ -275,8 +275,6 @@ void pose_transform::project_quad_texture() const QImage& tex = dir < 0 ? back : front; - Triangle t(pt[0], pt[1], pt[2]); - const unsigned orig_pitch = (unsigned)tex.bytesPerLine(); const unsigned dest_pitch = (unsigned)image.bytesPerLine(); @@ -285,7 +283,7 @@ void pose_transform::project_quad_texture() const int orig_depth = tex.depth() / 8; const int dest_depth = image.depth() / 8; - constexpr int const_depth = 4; + constexpr unsigned const_depth = 4; if (unlikely(orig_depth != const_depth || dest_depth != const_depth)) { @@ -294,10 +292,13 @@ void pose_transform::project_quad_texture() return; } + Triangle t(pt[0], pt[1], pt[2]); + const vec2u dist(max.x() - min.x(), max.y() - min.y()); + unsigned len = (unsigned)(dist.x() * dist.y()); - if (int(uv_vec.size()) < dist.x() * dist.y()) - uv_vec.resize(dist.x() * dist.y()); + if (uv_vec.size() < len) + uv_vec.resize(len); for (int y = 0; y < dist.y(); y++) for (int x = 0; x < dist.x(); x++) @@ -337,42 +338,14 @@ void pose_transform::project_quad_texture() vec2 const& uv = uv__->coords; int const i = uv__->i; - float fx = origs[i][0].x() - + uv.x() * origs[i][2].x() - + uv.y() * origs[i][1].x(); - float fy = origs[i][0].y() - + uv.x() * origs[i][2].y() - + uv.y() * origs[i][1].y(); - -//#define BILINEAR_FILTER - -#if defined BILINEAR_FILTER - const unsigned px_ = fx + 1; - const unsigned py_ = fy + 1; -#endif - const unsigned px = (unsigned)fx; - const unsigned py = (unsigned)fy; + unsigned px = (unsigned)(origs[i][0].x() + + uv.x() * origs[i][2].x() + + uv.y() * origs[i][1].x()); + unsigned py = (unsigned)(origs[i][0].y() + + uv.x() * origs[i][2].y() + + uv.y() * origs[i][1].y()); const unsigned orig_pos = py * orig_pitch + px * const_depth; -#if defined BILINEAR_FILTER - const unsigned orig_pos_ = py_ * orig_pitch + px_ * const_depth; - const unsigned orig_pos__ = py * orig_pitch + px_ * const_depth; - const unsigned orig_pos___ = py_ * orig_pitch + px * const_depth; -#endif - - // 1, 0 -- ax_, ay - // 0, 1 -- ax, ay_ - // 1, 1 -- ax_, ay_ - // 0, 0 -- ax, ay - //const uc alpha = (a1 * ax + a3 * ax_) * ay + (a4 * ax + a2 * ax_) * ay_; - -#if defined BILINEAR_FILTER - const float ax_ = fx - unsigned(fx); - const float ay_ = fy - unsigned(fy); - const float ax = 1 - ax_; - const float ay = 1 - ay_; -#endif - const unsigned pos = y * dest_pitch + x * const_depth; if (orig[orig_pos + 3] == uc(255)) // alpha -- cgit v1.2.3