nuclear@1: #ifndef M3DIMPL_H_
nuclear@1: #define M3DIMPL_H_
nuclear@1: 
nuclear@1: #include "min3d.h"
nuclear@1: 
nuclear@1: #define MSTACK_SIZE		16
nuclear@1: 
nuclear@1: struct min3d_mstack {
nuclear@1: 	float m[MSTACK_SIZE][16];
nuclear@1: 	int top;
nuclear@1: };
nuclear@1: 
nuclear@2: struct min3d_vertex {
nuclear@2: 	float pos[4];
nuclear@9: 	uint32_t color;
nuclear@2: 	float normal[4];
nuclear@2: 	float tex[2];
nuclear@2: };
nuclear@2: 
nuclear@6: #define IM_VBSIZE	4
nuclear@6: 
nuclear@1: struct min3d_context {
nuclear@1: 	struct m3d_image *cbuf;
nuclear@1: 	uint16_t *zbuf;
nuclear@1: 
nuclear@1: 	unsigned long state;
nuclear@6: 	int clear_color[3];
nuclear@1: 
nuclear@1: 	int mmode;	/* matrix mode */
nuclear@1: 	struct min3d_mstack mstack[2];
nuclear@5: 
nuclear@6: 	int vport[4];
nuclear@6: 
nuclear@6: 	float *vert_array;
nuclear@6: 	float *norm_array;
nuclear@6: 	float *col_array;
nuclear@6: 	float *tc_array;
nuclear@5: 
nuclear@5: 	/* immediate mode state */
nuclear@6: 	float im_varr[IM_VBSIZE * 3];
nuclear@6: 	float im_narr[IM_VBSIZE * 3];
nuclear@6: 	float im_carr[IM_VBSIZE * 3];
nuclear@6: 	float im_tarr[IM_VBSIZE * 2];
nuclear@6: 
nuclear@6: 	int im_prim, im_idx;
nuclear@6: 	float im_color[4];
nuclear@6: 	float im_normal[3];
nuclear@6: 	float im_texcoord[2];
nuclear@3: };
nuclear@3: 
nuclear@3: extern struct min3d_context *m3dctx;
nuclear@3: 
nuclear@9: #define ENABLED(x)	(m3dctx->state & (1 << x))
nuclear@9: 
nuclear@9: void m3d_draw_point(struct min3d_vertex *v);
nuclear@9: void m3d_draw_line(struct min3d_vertex *v);
nuclear@9: void m3d_draw_poly(struct min3d_vertex *v, int numv);
nuclear@1: 
nuclear@1: #endif	/* M3DIMPL_H_ */