renamed shape files to sprite, added todo list to svn.

[vor.git] / sprite.h

diff --git a/sprite.h b/sprite.h
new file mode 100644 (file)
index 0000000..c2d0a8e
--- /dev/null
+++ b/sprite.h
@@ -0,0 +1,74 @@
+#ifndef VOR_SHAPE_H
+#define VOR_SHAPE_H
+
+#include <SDL/SDL.h>
+#include <inttypes.h>
+
+
+// Shape stuff
+
+struct shape {
+       int w, h;
+       int mw; // mask width (number of uint32's)
+       uint32_t *mask;
+       uint32_t area;
+};
+
+void get_shape(SDL_Surface *img, struct shape *s);
+int collide(int xdiff, int ydiff, struct shape *r, struct shape *s);
+int pixel_collide(unsigned int xoff, unsigned int yoff, struct shape *r);
+
+
+
+// Sprite stuff
+
+typedef union sprite Sprite;
+
+#define SPRITE(x) ((Sprite *) (x))
+
+struct base_sprite {
+       uint8_t type;
+       Sprite *next;
+       float x, y;
+       float dx, dy;
+       SDL_Surface *image;
+       struct shape *shape;
+};
+
+struct rock {
+       // core sprite fields
+       uint8_t sprite_type;
+       Sprite *next;
+       float x, y;
+       float dx, dy;
+       SDL_Surface *image;
+       struct shape *shape;
+       // ROCK extras
+       int type;
+};
+
+struct ship {
+       // core sprite fields
+       uint8_t sprite_type;
+       Sprite *next;
+       float x, y;
+       float dx, dy;
+       SDL_Surface *image;
+       struct shape *shape;
+       // SHIP extras
+       int lives;
+       int jets;
+};
+
+union sprite {
+       uint8_t type;
+       struct base_sprite sprite;
+       struct rock rock;
+       struct ship ship;
+};
+
+#define BASE_SPRITE 0
+#define SHIP_SPRITE 1
+#define ROCK_SPRITE 2
+
+#endif // VOR_SHAPE_H