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| author | Wolfgang Draxinger <Wolfgang.Draxinger@draxit.de> | 2014-10-07 03:38:55 +0200 |
|---|---|---|
| committer | Wolfgang Draxinger <Wolfgang.Draxinger@draxit.de> | 2014-10-07 03:38:55 +0200 |
| commit | 1e387fc8eee4925616967edd26de0ee416dbce3f (patch) | |
| tree | f6be0b844c724d6c4891f325912bb4f3f2f26c4b /samples/OpenGL/qt_terr/quad.h | |
| parent | 3ce7214d2300e2769667649625d160dcdc01499c (diff) | |
| parent | b62b7bf28ec0069e6f460fa0f07b64a0dba72557 (diff) | |
| download | codesamples-1e387fc8eee4925616967edd26de0ee416dbce3f.tar.gz codesamples-1e387fc8eee4925616967edd26de0ee416dbce3f.tar.bz2 | |
Merge branch 'master' of git://github.com/datenwolf/codesamples
Diffstat (limited to 'samples/OpenGL/qt_terr/quad.h')
| -rw-r--r-- | samples/OpenGL/qt_terr/quad.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/samples/OpenGL/qt_terr/quad.h b/samples/OpenGL/qt_terr/quad.h new file mode 100644 index 0000000..36850e6 --- /dev/null +++ b/samples/OpenGL/qt_terr/quad.h @@ -0,0 +1,49 @@ +#ifndef QUAD_H
+#define QUAD_H
+
+#include <vector>
+
+class Quad
+{
+public:
+// double x1,x2, x_mid;
+// double y1,y2, y_mid;
+
+ unsigned int v1_offset;
+ unsigned int v2_offset;
+ unsigned int v_mid_offset;
+
+ double *x1() { return &(*V)[v1_offset + 0]; }
+ double *y1() { return &(*V)[v1_offset + 1]; }
+ double *z1() { return &(*V)[v1_offset + 2]; }
+
+ double *x2() { return &(*V)[v2_offset + 0]; }
+ double *y2() { return &(*V)[v2_offset + 1]; }
+ double *z2() { return &(*V)[v2_offset + 2]; }
+
+ double *x_mid() { return &(*V)[v_mid_offset + 0]; }
+ double *y_mid() { return &(*V)[v_mid_offset + 1]; }
+ double *z_mid() { return &(*V)[v_mid_offset + 2]; }
+
+ Quad *quads[2][2];
+
+public:
+ Quad();
+ Quad(Quad &q);
+ ~Quad();
+ Quad& operator=(Quad &q);
+
+ virtual void split();
+ virtual bool is_split();
+
+ virtual void track_down(double x, double y, int levels);
+ virtual Quad *get_at(double x, double y, int max_level=0, int level=0);
+
+ virtual void set_range(double nx1, double nx2, double ny1, double ny2);
+
+protected:
+ Quad(std::vector<double>*);
+ std::vector<double> * const V;
+};
+
+#endif//QUAD_H
|