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-rw-r--r--pose-widget/glwidget.cpp23
1 files changed, 14 insertions, 9 deletions
diff --git a/pose-widget/glwidget.cpp b/pose-widget/glwidget.cpp
index 3ee480a1..9b350010 100644
--- a/pose-widget/glwidget.cpp
+++ b/pose-widget/glwidget.cpp
@@ -98,16 +98,18 @@ inline GLWidget::vec3 GLWidget::normal(const vec3& p1, const vec3& p2, const vec
void GLWidget::project_quad_texture() {
const int sx = width(), sy = height();
- vec2 pt[4];
+ const int ow = front.width(), oh = front.height();
const vec3 corners[] = {
- vec3(0., 0, 0),
- vec3(sx-1, 0, 0),
- vec3(0, sy-1, 0),
- vec3(sx-1, sy-1, 0.)
+ vec3(-ow/2., -oh/2, 0),
+ vec3(ow/2, -oh/2, 0),
+ vec3(-ow/2, oh/2, 0),
+ vec3(ow/2, oh/2, 0.)
};
+ vec2 pt[4];
+ vec2 sz((sx-ow)/2, (sy-oh)/2);
for (int i = 0; i < 4; i++)
- pt[i] = project(vec3(corners[i].x() - sx/2, corners[i].y() - sy/2, 0)) + vec2(sx/2, sy/2);
+ pt[i] = project(corners[i]) + vec2(sx/2, sy/2);
vec3 normal1(0, 0, 1);
vec3 normal2;
@@ -122,9 +124,7 @@ void GLWidget::project_quad_texture() {
QImage& tex = dir < 0 ? back : front;
- int ow = tex.width(), oh = tex.height();
-
- QImage texture(QSize(sx, sy), QImage::Format_RGB888);
+ QImage texture(QSize(sx, sy), QImage::Format_RGBA8888);
QColor bgColor = palette().color(QPalette::Current, QPalette::Window);
texture.fill(bgColor);
@@ -199,6 +199,10 @@ void GLWidget::project_quad_texture() {
const unsigned char r___ = orig[orig_pos___ + 2];
const unsigned char g___ = orig[orig_pos___ + 1];
const unsigned char b___ = orig[orig_pos___ + 0];
+
+ const unsigned char a1 = orig[orig_pos + 3];
+ const unsigned char a2 = orig[orig_pos_ + 3];
+ const unsigned char a3 = orig[orig_pos__ + 3];
const int pos = y * dest_pitch + x * dest_depth;
@@ -207,6 +211,7 @@ void GLWidget::project_quad_texture() {
dest[pos + 0] = (r * ax + r__ * ax_) * ay + (r___ * ax + r_ * ax_) * ay_;
dest[pos + 1] = (g * ax + g__ * ax_) * ay + (g___ * ax + g_ * ax_) * ay_;
dest[pos + 2] = (b * ax + b__ * ax_) * ay + (b___ * ax + b_ * ax_) * ay_;
+ dest[pos + 3] = (a1 + a2 + a3)/3;
break;
}