diff options
Diffstat (limited to 'pose-widget/pose-widget.cpp')
| -rw-r--r-- | pose-widget/pose-widget.cpp | 80 |
1 files changed, 26 insertions, 54 deletions
diff --git a/pose-widget/pose-widget.cpp b/pose-widget/pose-widget.cpp index 12de49d3..943fc0ad 100644 --- a/pose-widget/pose-widget.cpp +++ b/pose-widget/pose-widget.cpp @@ -22,16 +22,13 @@ // XXX this needs rewriting in terms of scanline rendering -sh 20180105 // see: <https://mikro.naprvyraz.sk/docs/Coding/2/TEXTURE4.TXT> -using namespace pose_widget_impl; - -pose_transform::pose_transform(QWidget* dst) : - dst(dst), - front(":/images/side1.png", nullptr), - back(":/images/side6.png", nullptr), - image(w, h, QImage::Format_ARGB32), - image2(w, h, QImage::Format_ARGB32), - fresh(false) +namespace pose_widget_impl { + +pose_transform::pose_transform(QWidget* dst, double dpr) : dst(dst) { + for (QImage* img : { &image, &image2, &front, &back }) + img->setDevicePixelRatio(dpr); + image.fill(Qt::transparent); image2.fill(Qt::transparent); } @@ -79,7 +76,7 @@ end: } } -pose_widget::pose_widget(QWidget* parent) : QWidget(parent), xform(this) +pose_widget::pose_widget(QWidget* parent) : QWidget(parent), xform{this, devicePixelRatioF()} { rotate_sync(0,0,0, 0,0,0); } @@ -182,7 +179,7 @@ bool Triangle::barycentric_coords(const vec2& px, vec2& uv, int& i) const std::pair<vec2i, vec2i> pose_transform::get_bounds(const vec2& size) { - const int x = size.x(), y = size.y(); + const num x = size.x(), y = size.y(); const vec3 corners[] = { { -x, -y, 0 }, @@ -193,7 +190,7 @@ std::pair<vec2i, vec2i> 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); @@ -275,17 +272,15 @@ 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 = tex.bytesPerLine(); - const unsigned dest_pitch = image.bytesPerLine(); + const unsigned orig_pitch = (unsigned)tex.bytesPerLine(); + const unsigned dest_pitch = (unsigned)image.bytesPerLine(); unsigned char const* __restrict orig = tex.constBits(); unsigned char* __restrict dest = image.bits(); 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 +289,13 @@ 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 +335,14 @@ 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 = fx; - const unsigned py = 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 @@ -380,7 +350,7 @@ void pose_transform::project_quad_texture() dest[pos + k] = orig[orig_pos + k]; else for (int k = 0; k < 3; k++) - dest[pos + k] = bgcolor(k); + dest[pos + k] = (unsigned char)bgcolor(k); } } } @@ -421,3 +391,5 @@ inline void pose_transform::with_image_lock(F&& fun) fun(image2); } + +} // ns pose_widget_impl |