retro3d.h

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#ifndef RETRO3D_H
#define RETRO3D_H

 
#ifndef RETRO3D_TRACE_LVL
#  define RETRO3D_TRACE_LVL 0
#endif /* RETRO3D_TRACE_LVL */

 
struct RETRO3D_PROJ_ARGS {
   uint8_t proj;
   float rzoom;
   float near_plane;
   float far_plane;
   size_t screen_px_w;
   size_t screen_px_h;
};


#define RETRO3D_TEX_FLAG_GENERATE 0x01

#define RETRO3D_TEX_FLAG_DESTROY 0x02

#define RETRO3D_TEX_FLAG_DEACTIVATE 0x04
 /* maug_retro3d_tex */

#define RETRO3D_PROJ_ORTHO 0

#define RETRO3D_PROJ_FRUSTUM 1

void retro3d_init_projection( struct RETRO3D_PROJ_ARGS* args );

void retro3d_init_bg(
   RETROFLAT_COLOR color, mfix_t fog_draw_dist, mfix_t fog_density );
 
MERROR_RETVAL retro3d_platform_init();
 
void retro3d_platform_shutdown();


void retro3d_scene_init();

size_t retro3d_scene_complete();

void retro3d_scene_open_node();

void retro3d_scene_close_node();


 
void retro3d_scene_translate( mfix_t x, mfix_t y, mfix_t z );
 
void retro3d_scene_scale( mfix_t x, mfix_t y, mfix_t z );

void retro3d_scene_rotate( mfix_t x, mfix_t y, mfix_t z );
 /* maug_retro3d_trans */


void retro3d_vx( mfix_t x, mfix_t y, mfix_t z, mfix_t s, mfix_t t );

void retro3d_tri_begin( RETROFLAT_COLOR color, uint8_t flags );

void retro3d_tri_begin_rgb( float r, float g, float b, uint8_t flags );

void retro3d_tri_end();
 /* maug_retro3d_poly */


MERROR_RETVAL retro3d_draw_window(
   retroflat_blit_t* win, retroflat_pxxy_t x, retroflat_pxxy_t y );

MERROR_RETVAL retro3d_texture_activate( retroflat_blit_t* tex, uint8_t flags );

MERROR_RETVAL retro3d_texture_platform_refresh(
   retroflat_blit_t* tex, uint8_t flags );
 /* maug_retro3d_tex */
 
MERROR_RETVAL retro3d_check_errors( const char* desc );
 
#define RETRO3D_TRI_FLAG_NORMAL_X 0x03
 
#define RETRO3D_TRI_FLAG_NORMAL_Y 0x02
 
#define RETRO3D_TRI_FLAG_NORMAL_Z 0x01
 
#define RETRO3D_TRI_FLAG_NORMAL_NEG 0x04
 /* maug_retro3d */
 /* maug_retroflt */
 
#endif /* !RETRO3D_H */