fixed 16bpp offsets in csprite generator (hardcoded for now)

[dosdemo] / src / demo.h

diff --git a/src/demo.h b/src/demo.h
index 60c7646..a3cc66a 100644 (file)
--- a/src/demo.h
+++ b/src/demo.h
@@ -5,14 +5,18 @@
 
 extern int fb_width, fb_height, fb_bpp;
 extern uint16_t *fb_pixels;    /* system-RAM pixel buffer: use swap_buffers(fb_pixels) */
-/* video memory pointers. might both point to the front buffer if there is not
- * enough memory for page flipping. use swap_buffers(0) to flip. */
-extern uint16_t *vmem_back, *vmem_front;
+extern uint16_t *vmem;         /* visible video memory pointer */
 
 extern unsigned long time_msec;
 extern int mouse_x, mouse_y;
 extern unsigned int mouse_bmask;
 
+enum {
+       MOUSE_BN_LEFT           = 1,
+       MOUSE_BN_RIGHT          = 2,
+       MOUSE_BN_MIDDLE         = 4
+};
+
 extern float sball_matrix[16];
 
 int demo_init(int argc, char **argv);
@@ -20,7 +24,7 @@ void demo_cleanup(void);
 
 void demo_draw(void);
 
-void demo_keyboard(int key, int state);
+void demo_keyboard(int key, int press);
 
 
 /* defined in main_*.c */
@@ -28,10 +32,18 @@ void demo_quit(void);
 unsigned long get_msec(void);
 void set_palette(int idx, int r, int g, int b);
 
-/* pass 0 to just swap vmem_back/vmem_front with page flipping
- * pass a pointer to a system-ram pixel buffer to copy it to vmem_front,
- * instead of flipping.
- */
+/* if pixels is 0, it defaults to fb_pixels */
 void swap_buffers(void *pixels);
 
+/* call each frame to get 3D viewing spherical coordinates */
+void mouse_orbit_update(float *theta, float *phi, float *dist);
+
+void draw_mouse_pointer(uint16_t *fb);
+
+/* compiled sprites available */
+void cs_font(void *fb, int x, int y, int idx);
+
+/* helper to print text with cs_font */
+void cs_puts(void *fb, int x, int y, const char *str);
+
 #endif /* DEMO_H_ */