diff options
Diffstat (limited to 'source/blender/editors/space_view3d/view3d_draw.c')
| -rw-r--r-- | source/blender/editors/space_view3d/view3d_draw.c | 162 |
1 files changed, 148 insertions, 14 deletions
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c index e480593b1e5..95a1ab87348 100644 --- a/source/blender/editors/space_view3d/view3d_draw.c +++ b/source/blender/editors/space_view3d/view3d_draw.c @@ -50,6 +50,7 @@ #include "BLI_math.h" #include "BLI_utildefines.h" #include "BLI_endian_switch.h" +#include "BLI_threads.h" #include "BKE_anim.h" #include "BKE_camera.h" @@ -100,6 +101,11 @@ #include "view3d_intern.h" /* own include */ +/* prototypes */ +static void view3d_stereo3d_setup(Scene *scene, View3D *v3d, ARegion *ar); +static void view3d_stereo3d_setup_offscreen(Scene *scene, View3D *v3d, ARegion *ar, + float winmat[4][4], const char *viewname); + /* handy utility for drawing shapes in the viewport for arbitrary code. * could add lines and points too */ // #define DEBUG_DRAW @@ -1603,6 +1609,24 @@ exit: /* ************************************************************* */ +static void view3d_stereo_bgpic_setup(Scene *scene, View3D *v3d, Image *ima, ImageUser *iuser) +{ + if ((ima->flag & IMA_IS_STEREO)) { + iuser->flag |= IMA_SHOW_STEREO; + + if ((scene->r.scemode & R_MULTIVIEW) == 0) + iuser->multiview_eye = STEREO_LEFT_ID; + + /* show only left or right camera */ + else if (v3d->stereo3d_camera != STEREO_3D_ID) + iuser->multiview_eye = v3d->stereo3d_camera; + + BKE_image_multiview_index(ima, iuser); + } + else + iuser->flag &= ~IMA_SHOW_STEREO; +} + static void view3d_draw_bgpic(Scene *scene, ARegion *ar, View3D *v3d, const bool do_foreground, const bool do_camera_frame) { @@ -1646,6 +1670,7 @@ static void view3d_draw_bgpic(Scene *scene, ARegion *ar, View3D *v3d, ibuf = NULL; /* frame is out of range, dont show */ } else { + view3d_stereo_bgpic_setup(scene, v3d, ima, &bgpic->iuser); ibuf = BKE_image_acquire_ibuf(ima, &bgpic->iuser, &lock); releaseibuf = ibuf; } @@ -2551,7 +2576,7 @@ static void gpu_update_lamps_shadows_world(Scene *scene, View3D *v3d) ED_view3d_draw_offscreen( scene, v3d, &ar, winsize, winsize, viewmat, winmat, false, false, true, - NULL, NULL, NULL); + NULL, NULL, NULL, NULL); GPU_lamp_shadow_buffer_unbind(shadow->lamp); v3d->drawtype = drawtype; @@ -3097,7 +3122,8 @@ void ED_view3d_draw_offscreen( float viewmat[4][4], float winmat[4][4], bool do_bgpic, bool do_sky, bool is_persp, GPUOffScreen *ofs, - GPUFX *fx, GPUFXSettings *fx_settings) + GPUFX *fx, GPUFXSettings *fx_settings, + const char *viewname) { struct bThemeState theme_state; int bwinx, bwiny; @@ -3132,7 +3158,10 @@ void ED_view3d_draw_offscreen( } /* setup view matrices before fx or unbinding the offscreen buffers will cause issues */ - view3d_main_area_setup_view(scene, v3d, ar, viewmat, winmat); + if ((viewname != NULL && viewname[0] != '\0') && (viewmat == NULL)) + view3d_stereo3d_setup_offscreen(scene, v3d, ar, winmat, viewname); + else + view3d_main_area_setup_view(scene, v3d, ar, viewmat, winmat); /* framebuffer fx needed, we need to draw offscreen first */ if (v3d->fx_settings.fx_flag && fx) { @@ -3196,7 +3225,7 @@ void ED_view3d_draw_offscreen( /* utility func for ED_view3d_draw_offscreen */ ImBuf *ED_view3d_draw_offscreen_imbuf(Scene *scene, View3D *v3d, ARegion *ar, int sizex, int sizey, unsigned int flag, - bool draw_background, int alpha_mode, char err_out[256]) + bool draw_background, int alpha_mode, const char *viewname, char err_out[256]) { RegionView3D *rv3d = ar->regiondata; ImBuf *ibuf; @@ -3221,28 +3250,29 @@ ImBuf *ED_view3d_draw_offscreen_imbuf(Scene *scene, View3D *v3d, ARegion *ar, in if (rv3d->persp == RV3D_CAMOB && v3d->camera) { CameraParams params; GPUFXSettings fx_settings = {NULL}; - Object *camera = v3d->camera; + Object *camera = BKE_camera_multiview_render(scene, v3d->camera, viewname); BKE_camera_params_init(¶ms); /* fallback for non camera objects */ params.clipsta = v3d->near; params.clipend = v3d->far; - BKE_camera_params_from_object(¶ms, v3d->camera); + BKE_camera_params_from_object(¶ms, camera); + BKE_camera_multiview_params(&scene->r, ¶ms, camera, viewname); BKE_camera_params_compute_viewplane(¶ms, sizex, sizey, scene->r.xasp, scene->r.yasp); BKE_camera_params_compute_matrix(¶ms); BKE_camera_to_gpu_dof(camera, &fx_settings); ED_view3d_draw_offscreen( - scene, v3d, ar, sizex, sizey, NULL, params.winmat, + scene, v3d, ar, sizex, sizey, NULL, params.winmat, draw_background, draw_sky, !params.is_ortho, - ofs, NULL, &fx_settings); + ofs, NULL, &fx_settings, viewname); } else { ED_view3d_draw_offscreen( scene, v3d, ar, sizex, sizey, NULL, NULL, draw_background, draw_sky, true, - ofs, NULL, NULL); + ofs, NULL, NULL, viewname); } /* read in pixels & stamp */ @@ -3267,7 +3297,8 @@ ImBuf *ED_view3d_draw_offscreen_imbuf(Scene *scene, View3D *v3d, ARegion *ar, in /* creates own 3d views, used by the sequencer */ ImBuf *ED_view3d_draw_offscreen_imbuf_simple(Scene *scene, Object *camera, int width, int height, unsigned int flag, int drawtype, - bool use_solid_tex, bool use_gpencil, bool draw_background, int alpha_mode, char err_out[256]) + bool use_solid_tex, bool use_gpencil, bool draw_background, int alpha_mode, + const char *viewname, char err_out[256]) { View3D v3d = {NULL}; ARegion ar = {NULL}; @@ -3297,9 +3328,11 @@ ImBuf *ED_view3d_draw_offscreen_imbuf_simple(Scene *scene, Object *camera, int w { CameraParams params; + Object *camera = BKE_camera_multiview_render(scene, v3d.camera, viewname); BKE_camera_params_init(¶ms); - BKE_camera_params_from_object(¶ms, v3d.camera); + BKE_camera_params_from_object(¶ms, camera); + BKE_camera_multiview_params(&scene->r, ¶ms, camera, viewname); BKE_camera_params_compute_viewplane(¶ms, width, height, scene->r.xasp, scene->r.yasp); BKE_camera_params_compute_matrix(¶ms); @@ -3313,7 +3346,7 @@ ImBuf *ED_view3d_draw_offscreen_imbuf_simple(Scene *scene, Object *camera, int w invert_m4_m4(rv3d.persinv, rv3d.viewinv); return ED_view3d_draw_offscreen_imbuf(scene, &v3d, &ar, width, height, flag, - draw_background, alpha_mode, err_out); + draw_background, alpha_mode, viewname, err_out); // seq_view3d_cb(scene, cfra, render_size, seqrectx, seqrecty); } @@ -3518,6 +3551,104 @@ static void view3d_main_area_draw_engine_info(View3D *v3d, RegionView3D *rv3d, A ED_region_info_draw(ar, rv3d->render_engine->text, 1, fill_color); } +static bool view3d_stereo3d_active(const bContext *C, Scene *scene, View3D *v3d, RegionView3D *rv3d) +{ + wmWindow *win = CTX_wm_window(C); + + if ((scene->r.scemode & R_MULTIVIEW) == 0) + return false; + + if (WM_stereo3d_enabled(win, true) == false) + return false; + + if ((v3d->camera == NULL) || rv3d->persp != RV3D_CAMOB) + return false; + + if (scene->r.views_format & SCE_VIEWS_FORMAT_MULTIVIEW) { + if (v3d->stereo3d_camera == STEREO_MONO_ID) + return false; + + return BKE_scene_multiview_is_stereo3d(&scene->r); + } + + return true; +} + +/* setup the view and win matrices for the multiview cameras + * + * unlike view3d_stereo3d_setup_offscreen, when view3d_stereo3d_setup is called + * we have no winmatrix (i.e., projection matrix) defined at that time. + * Since the camera and the camera shift are needed for the winmat calculation + * we do a small hack to replace it temporarily so we don't need to change the + * view3d)main_area_setup_view() code to account for that. + */ +static void view3d_stereo3d_setup(Scene *scene, View3D *v3d, ARegion *ar) +{ + bool is_left; + const char *names[2] = {STEREO_LEFT_NAME, STEREO_RIGHT_NAME}; + const char *viewname; + + /* show only left or right camera */ + if (v3d->stereo3d_camera != STEREO_3D_ID) + v3d->multiview_eye = v3d->stereo3d_camera; + + is_left = v3d->multiview_eye == STEREO_LEFT_ID; + viewname = names[is_left ? STEREO_LEFT_ID : STEREO_RIGHT_ID]; + + /* update the viewport matrices with the new camera */ + if (scene->r.views_format == SCE_VIEWS_FORMAT_STEREO_3D) { + Camera *data; + float viewmat[4][4]; + float shiftx; + + data = (Camera *)v3d->camera->data; + shiftx = data->shiftx; + + BLI_lock_thread(LOCK_VIEW3D); + data->shiftx = BKE_camera_multiview_shift_x(&scene->r, v3d->camera, viewname); + + BKE_camera_multiview_view_matrix(&scene->r, v3d->camera, is_left, viewmat); + view3d_main_area_setup_view(scene, v3d, ar, viewmat, NULL); + + data->shiftx = shiftx; + BLI_unlock_thread(LOCK_VIEW3D); + } + else { /* SCE_VIEWS_FORMAT_MULTIVIEW */ + float viewmat[4][4]; + Object *view_ob = v3d->camera; + Object *camera = BKE_camera_multiview_render(scene, v3d->camera, viewname); + + BLI_lock_thread(LOCK_VIEW3D); + v3d->camera = camera; + + BKE_camera_multiview_view_matrix(&scene->r, camera, false, viewmat); + view3d_main_area_setup_view(scene, v3d, ar, viewmat, NULL); + + v3d->camera = view_ob; + BLI_unlock_thread(LOCK_VIEW3D); + } +} + +static void view3d_stereo3d_setup_offscreen(Scene *scene, View3D *v3d, ARegion *ar, + float winmat[4][4], const char *viewname) +{ + /* update the viewport matrices with the new camera */ + if (scene->r.views_format == SCE_VIEWS_FORMAT_STEREO_3D) { + float viewmat[4][4]; + const bool is_left = STREQ(viewname, STEREO_LEFT_NAME); + + BKE_camera_multiview_view_matrix(&scene->r, v3d->camera, is_left, viewmat); + view3d_main_area_setup_view(scene, v3d, ar, viewmat, winmat); + } + else { /* SCE_VIEWS_FORMAT_MULTIVIEW */ + float viewmat[4][4]; + Object *camera = BKE_camera_multiview_render(scene, v3d->camera, viewname); + + BKE_camera_multiview_view_matrix(&scene->r, camera, false, viewmat); + view3d_main_area_setup_view(scene, v3d, ar, viewmat, winmat); + } +} + #ifdef WITH_GAMEENGINE static void update_lods(Scene *scene, float camera_pos[3]) { @@ -3551,8 +3682,11 @@ static void view3d_main_area_draw_objects(const bContext *C, Scene *scene, View3 GPU_default_lights(); } - /* setup view matrices */ - view3d_main_area_setup_view(scene, v3d, ar, NULL, NULL); + /* setup the view matrix */ + if (view3d_stereo3d_active(C, scene, v3d, rv3d)) + view3d_stereo3d_setup(scene, v3d, ar); + else + view3d_main_area_setup_view(scene, v3d, ar, NULL, NULL); rv3d->rflag &= ~RV3D_IS_GAME_ENGINE; #ifdef WITH_GAMEENGINE |