Differential D10678 Diff 34998 source/blender/editors/space_view3d/view3d_draw.c

Changeset View

Standalone View

source/blender/editors/space_view3d/view3d_draw.c

Show First 20 Lines • Show All 826 Lines • ▼ Show 20 Lines	imm_draw_box_wire_2d(shdr_pos,
v3d->render_border.xmin * region->winx,		v3d->render_border.xmin * region->winx,
v3d->render_border.ymin * region->winy,		v3d->render_border.ymin * region->winy,
v3d->render_border.xmax * region->winx,		v3d->render_border.xmax * region->winx,
v3d->render_border.ymax * region->winy);		v3d->render_border.ymax * region->winy);

immUnbindProgram();		immUnbindProgram();
}		}

void ED_view3d_draw_depth(Depsgraph depsgraph, ARegion region, View3D *v3d, bool alphaoverride)
{
struct bThemeState theme_state;
Scene *scene = DEG_get_evaluated_scene(depsgraph);
RegionView3D *rv3d = region->regiondata;

short flag = v3d->flag;
float glalphaclip = U.glalphaclip;
/* temp set drawtype to solid */
/* Setting these temporarily is not nice */
v3d->flag &= ~V3D_SELECT_OUTLINE;

/* not that nice but means we wont zoom into billboards */
U.glalphaclip = alphaoverride ? 0.5f : glalphaclip;

/* Tools may request depth outside of regular drawing code. */
UI_Theme_Store(&theme_state);
UI_SetTheme(SPACE_VIEW3D, RGN_TYPE_WINDOW);

ED_view3d_draw_setup_view(
G_MAIN->wm.first, NULL, depsgraph, scene, region, v3d, NULL, NULL, NULL);

/* get surface depth without bias */
rv3d->rflag \|= RV3D_ZOFFSET_DISABLED;

/* Needed in cases the 3D Viewport isn't already setup. */
WM_draw_region_viewport_ensure(region, SPACE_VIEW3D);
WM_draw_region_viewport_bind(region);

GPUViewport *viewport = WM_draw_region_get_viewport(region);
/* When Blender is starting, a click event can trigger a depth test while the viewport is not
* yet available. */
if (viewport != NULL) {
DRW_draw_depth_loop(depsgraph, region, v3d, viewport, false);
}

WM_draw_region_viewport_unbind(region);

rv3d->rflag &= ~RV3D_ZOFFSET_DISABLED;

U.glalphaclip = glalphaclip;
v3d->flag = flag;

UI_Theme_Restore(&theme_state);
}

/** \} */		/** \} */

/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name Other Elements		/** \name Other Elements
* \{ */		* \{ */

/** could move this elsewhere, but tied into #ED_view3d_grid_scale */		/** could move this elsewhere, but tied into #ED_view3d_grid_scale */
float ED_scene_grid_scale(const Scene scene, const char *r_grid_unit)		float ED_scene_grid_scale(const Scene scene, const char *r_grid_unit)
▲ Show 20 Lines • Show All 740 Lines • ▼ Show 20 Lines	void view3d_main_region_draw(const bContext C, ARegion region)

DRW_cache_free_old_batches(bmain);		DRW_cache_free_old_batches(bmain);
BKE_image_free_old_gputextures(bmain);		BKE_image_free_old_gputextures(bmain);
GPU_pass_cache_garbage_collect();		GPU_pass_cache_garbage_collect();

/* No depth test for drawing action zones afterwards. */		/* No depth test for drawing action zones afterwards. */
GPU_depth_test(GPU_DEPTH_NONE);		GPU_depth_test(GPU_DEPTH_NONE);

v3d->flag \|= V3D_INVALID_BACKBUF;		v3d->runtime.flag &= ~V3D_RUNTIME_DEPTHBUF_OVERRIDDEN;
		/* TODO: Clear cache? */
}		}

/** \} */		/** \} */

/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name Offscreen Drawing		/** \name Offscreen Drawing
* \{ */		* \{ */

▲ Show 20 Lines • Show All 517 Lines • ▼ Show 20 Lines
* \note Only use in object mode.		* \note Only use in object mode.
*/		*/
static void validate_object_select_id(struct Depsgraph *depsgraph,		static void validate_object_select_id(struct Depsgraph *depsgraph,
ViewLayer *view_layer,		ViewLayer *view_layer,
ARegion *region,		ARegion *region,
View3D *v3d,		View3D *v3d,
Object *obact)		Object *obact)
{		{
		/* TODO: Use a flag in the selection engine itself. */
		if (v3d->runtime.flag & V3D_RUNTIME_DEPTHBUF_OVERRIDDEN) {
		return;
		}
Object *obact_eval = DEG_get_evaluated_object(depsgraph, obact);		Object *obact_eval = DEG_get_evaluated_object(depsgraph, obact);

BLI_assert(region->regiontype == RGN_TYPE_WINDOW);		BLI_assert(region->regiontype == RGN_TYPE_WINDOW);
UNUSED_VARS_NDEBUG(region);		UNUSED_VARS_NDEBUG(region);

if (obact_eval && (obact_eval->mode & (OB_MODE_VERTEX_PAINT \| OB_MODE_WEIGHT_PAINT) \|\|		if (obact_eval && (obact_eval->mode & (OB_MODE_VERTEX_PAINT \| OB_MODE_WEIGHT_PAINT) \|\|
BKE_paint_select_face_test(obact_eval))) {		BKE_paint_select_face_test(obact_eval))) {
/* do nothing */		/* do nothing */
}		}
/* texture paint mode sampling */		/* texture paint mode sampling */
else if (obact_eval && (obact_eval->mode & OB_MODE_TEXTURE_PAINT) &&		else if (obact_eval && (obact_eval->mode & OB_MODE_TEXTURE_PAINT) &&
(v3d->shading.type > OB_WIRE)) {		(v3d->shading.type > OB_WIRE)) {
/* do nothing */		/* do nothing */
}		}
else if ((obact_eval && (obact_eval->mode & OB_MODE_PARTICLE_EDIT)) && !XRAY_ENABLED(v3d)) {		else if ((obact_eval && (obact_eval->mode & OB_MODE_PARTICLE_EDIT)) && !XRAY_ENABLED(v3d)) {
/* do nothing */		/* do nothing */
}		}
else {		else {
v3d->flag &= ~V3D_INVALID_BACKBUF;		v3d->runtime.flag \|= V3D_RUNTIME_DEPTHBUF_OVERRIDDEN;
return;
}

if (!(v3d->flag & V3D_INVALID_BACKBUF)) {
return;		return;
}		}

if (obact_eval && ((obact_eval->base_flag & BASE_VISIBLE_DEPSGRAPH) != 0)) {		if (obact_eval && ((obact_eval->base_flag & BASE_VISIBLE_DEPSGRAPH) != 0)) {
Base *base = BKE_view_layer_base_find(view_layer, obact);		Base *base = BKE_view_layer_base_find(view_layer, obact);
DRW_select_buffer_context_create(&base, 1, -1);		DRW_select_buffer_context_create(&base, 1, -1);
}		}

/* TODO: Create a flag in `DRW_manager` because the drawing is no longer		v3d->runtime.flag \|= V3D_RUNTIME_DEPTHBUF_OVERRIDDEN;
* made on the back-buffer in this case. */
v3d->flag &= ~V3D_INVALID_BACKBUF;
}		}

/* TODO: Creating, attaching texture, and destroying a framebuffer is quite slow.		/* TODO: Creating, attaching texture, and destroying a framebuffer is quite slow.
* Calling this function should be avoided during interactive drawing. */		* Calling this function should be avoided during interactive drawing. */
static void view3d_opengl_read_Z_pixels(GPUViewport viewport, rcti rect, void *data)		static void view3d_opengl_read_Z_pixels(GPUViewport viewport, rcti rect, void *data)
{		{
DefaultTextureList dtxl = (DefaultTextureList )GPU_viewport_texture_list_get(viewport);		DefaultTextureList dtxl = (DefaultTextureList )GPU_viewport_texture_list_get(viewport);

Show All 10 Lines	GPU_framebuffer_read_depth(tmp_fb,
data);		data);

GPU_framebuffer_restore();		GPU_framebuffer_restore();
GPU_framebuffer_free(tmp_fb);		GPU_framebuffer_free(tmp_fb);
}		}

void ED_view3d_select_id_validate(ViewContext *vc)		void ED_view3d_select_id_validate(ViewContext *vc)
{		{
/* TODO: Create a flag in `DRW_manager` because the drawing is no longer
* made on the back-buffer in this case. */
if (vc->v3d->flag & V3D_INVALID_BACKBUF) {
validate_object_select_id(vc->depsgraph, vc->view_layer, vc->region, vc->v3d, vc->obact);		validate_object_select_id(vc->depsgraph, vc->view_layer, vc->region, vc->v3d, vc->obact);
}		}
}

void ED_view3d_backbuf_depth_validate(ViewContext *vc)
{
if (vc->v3d->flag & V3D_INVALID_BACKBUF) {
ARegion *region = vc->region;
Object *obact_eval = DEG_get_evaluated_object(vc->depsgraph, vc->obact);

if (obact_eval && ((obact_eval->base_flag & BASE_VISIBLE_DEPSGRAPH) != 0)) {
GPUViewport *viewport = WM_draw_region_get_viewport(region);
DRW_draw_depth_object(vc->scene, vc->region, vc->v3d, viewport, obact_eval);
}

vc->v3d->flag &= ~V3D_INVALID_BACKBUF;
}
}

/**		/**
* allow for small values [0.5 - 2.5],		* allow for small values [0.5 - 2.5],
* and large values, FLT_MAX by clamping by the area size		* and large values, FLT_MAX by clamping by the area size
*/		*/
int ED_view3d_backbuf_sample_size_clamp(ARegion *region, const float dist)		int ED_view3d_backbuf_sample_size_clamp(ARegion *region, const float dist)
{		{
return (int)min_ff(ceilf(dist), (float)max_ii(region->winx, region->winx));		return (int)min_ff(ceilf(dist), (float)max_ii(region->winx, region->winx));
▲ Show 20 Lines • Show All 54 Lines • ▼ Show 20 Lines	if (d->damaged) {
/* Range is assumed to be this as they are never changed. */		/* Range is assumed to be this as they are never changed. */
d->depth_range[0] = 0.0;		d->depth_range[0] = 0.0;
d->depth_range[1] = 1.0;		d->depth_range[1] = 1.0;
d->damaged = false;		d->damaged = false;
}		}
}		}

/* Note, with nouveau drivers the glReadPixels() is very slow. T24339. */		/* Note, with nouveau drivers the glReadPixels() is very slow. T24339. */
void ED_view3d_depth_update(ARegion *region)		static void view3d_depth_cache_update(ARegion *region)
{		{
RegionView3D *rv3d = region->regiondata;		RegionView3D *rv3d = region->regiondata;

/* Create storage for, and, if necessary, copy depth buffer. */		/* Create storage for, and, if necessary, copy depth buffer. */
if (!rv3d->depths) {		if (!rv3d->depths) {
rv3d->depths = MEM_callocN(sizeof(ViewDepths), "ViewDepths");		rv3d->depths = MEM_callocN(sizeof(ViewDepths), "ViewDepths");
}		}
if (rv3d->depths) {		if (rv3d->depths) {
ViewDepths *d = rv3d->depths;		ViewDepths *d = rv3d->depths;
if (d->w != region->winx \|\| d->h != region->winy \|\| !d->depths) {		if (d->w != region->winx \|\| d->h != region->winy \|\| !d->depths) {
d->w = region->winx;		d->w = region->winx;
d->h = region->winy;		d->h = region->winy;
if (d->depths) {		if (d->depths) {
MEM_freeN(d->depths);		MEM_freeN(d->depths);
}		}
d->depths = MEM_mallocN(sizeof(float) * d->w * d->h, "View depths");		d->depths = MEM_mallocN(sizeof(float) * d->w * d->h, "View depths");
d->damaged = true;		d->damaged = true;
}		}

if (d->damaged) {		if (d->damaged) {
GPUViewport *viewport = WM_draw_region_get_viewport(region);		GPUViewport *viewport = WM_draw_region_get_viewport(region);
rcti r = {		DefaultFramebufferList *fbl = GPU_viewport_framebuffer_list_get(viewport);
.xmin = 0,		GPU_framebuffer_read_depth(fbl->depth_only_fb, 0, 0, d->w, d->h, GPU_DATA_FLOAT, d->depths);
.xmax = d->w,
.ymin = 0,
.ymax = d->h,
};
view3d_opengl_read_Z_pixels(viewport, &r, d->depths);
/* Assumed to be this as they are never changed. */		/* Assumed to be this as they are never changed. */
d->depth_range[0] = 0.0;		d->depth_range[0] = 0.0;
d->depth_range[1] = 1.0;		d->depth_range[1] = 1.0;
d->damaged = false;		d->damaged = false;
}		}
}		}
}		}

Show All 16 Lines	while (i--) {
if ((depth < far) && (depth > near)) {		if ((depth < far) && (depth > near)) {
far = depth;		far = depth;
}		}
}		}

return far == far_real ? FLT_MAX : far;		return far == far_real ? FLT_MAX : far;
}		}

void ED_view3d_draw_depth_gpencil(Depsgraph depsgraph, Scene scene, ARegion region, View3D v3d)		/**
		* Redraw the viewport depth buffer.
		*
		* \param mode: V3D_DEPTH_NO_GPENCIL - Redraw viewport without Grease Pencil and Annotations.
		* V3D_DEPTH_GPENCIL_ONLY - Redraw viewport with Grease Pencil and Annotations only.
		* V3D_DEPTH_OBJECT_ONLY - Redraw viewport with active object only.
		* \param update_cache: If true, store the entire depth buffer in #rv3d->depths.
		*/
		void ED_view3d_depth_override(Depsgraph *depsgraph,
		ARegion *region,
		View3D *v3d,
		Object *obact,
		eV3DDepthOverrideMode mode,
		bool update_cache)
{		{
/* Setup view matrix. */		if (v3d->runtime.flag & V3D_RUNTIME_DEPTHBUF_OVERRIDDEN) {
ED_view3d_draw_setup_view(NULL, NULL, depsgraph, scene, region, v3d, NULL, NULL, NULL);		return;
		}
		struct bThemeState theme_state;
		Scene *scene = DEG_get_evaluated_scene(depsgraph);
		RegionView3D *rv3d = region->regiondata;

GPU_clear_depth(1.0f);		short flag = v3d->flag;
		/* temp set drawtype to solid */
		/* Setting these temporarily is not nice */
		v3d->flag &= ~V3D_SELECT_OUTLINE;

GPU_depth_test(GPU_DEPTH_LESS_EQUAL);		/* Tools may request depth outside of regular drawing code. */
		UI_Theme_Store(&theme_state);
		UI_SetTheme(SPACE_VIEW3D, RGN_TYPE_WINDOW);

		ED_view3d_draw_setup_view(
		G_MAIN->wm.first, NULL, depsgraph, scene, region, v3d, NULL, NULL, NULL);

		/* get surface depth without bias */
		rv3d->rflag \|= RV3D_ZOFFSET_DISABLED;

		/* Needed in cases the 3D Viewport isn't already setup. */
		WM_draw_region_viewport_ensure(region, SPACE_VIEW3D);
		WM_draw_region_viewport_bind(region);

GPUViewport *viewport = WM_draw_region_get_viewport(region);		GPUViewport *viewport = WM_draw_region_get_viewport(region);
		/* When Blender is starting, a click event can trigger a depth test while the viewport is not
		* yet available. */
		if (viewport != NULL) {
		switch (mode) {
		case V3D_DEPTH_NO_GPENCIL:
		DRW_draw_depth_loop(depsgraph, region, v3d, viewport);
		break;
		case V3D_DEPTH_GPENCIL_ONLY:
DRW_draw_depth_loop_gpencil(depsgraph, region, v3d, viewport);		DRW_draw_depth_loop_gpencil(depsgraph, region, v3d, viewport);
		break;
		case V3D_DEPTH_OBJECT_ONLY:
		DRW_draw_depth_object(
		scene, region, v3d, viewport, DEG_get_evaluated_object(depsgraph, obact));
		break;
		}

GPU_depth_test(GPU_DEPTH_NONE);		if (rv3d->depths != NULL) {
		rv3d->depths->damaged = true;
		/* TODO: Clear cache? */
		}
		if (update_cache) {
		view3d_depth_cache_update(region);
		}
		}

		WM_draw_region_viewport_unbind(region);

		rv3d->rflag &= ~RV3D_ZOFFSET_DISABLED;

		v3d->flag = flag;
		v3d->runtime.flag \|= V3D_RUNTIME_DEPTHBUF_OVERRIDDEN;

		UI_Theme_Restore(&theme_state);
}		}

/** \} */		/** \} */

/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name Custom-data Utilities		/** \name Custom-data Utilities
* \{ */		* \{ */

▲ Show 20 Lines • Show All 217 Lines • Show Last 20 Lines