half-assed 3D graphics attempt underway

[regis] / x3d.h

diff --git a/x3d.h b/x3d.h
new file mode 100644 (file)
index 0000000..2b5ac2b
--- /dev/null
+++ b/x3d.h
@@ -0,0 +1,31 @@
+#ifndef X3D_H_
+#define X3D_H_
+
+#include <stdint.h>
+
+enum {
+       X3D_POINTS = 1,
+       X3D_LINES = 2,
+       X3D_TRIANGLES = 3,
+       X3D_QUADS = 4
+};
+
+void x3d_projection(int fov, int32_t aspect, int32_t nearz, int32_t farz);
+
+int x3d_push_matrix(void);
+int x3d_pop_matrix(void);
+void x3d_load_matrix(int32_t *m);
+void x3d_mult_matrix(int32_t *m);
+void x3d_load_identity(void);
+void x3d_translate(int32_t x, int32_t y, int32_t z);
+void x3d_rotate(int32_t angle, int32_t x, int32_t y, int32_t z);
+void x3d_scale(int32_t x, int32_t y, int32_t z);
+
+void x3d_vertex_array(int count, const int32_t *ptr);
+
+int x3d_draw(int prim, int vnum);
+int x3d_draw_indexed(int prim, int count, uint16_t *ptr);
+
+void x3d_color_index(int cidx);
+
+#endif /* X3D_H_ */