Differential D6093 Diff 19175 source/blender/draw/intern/draw_manager.c

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source/blender/draw/intern/draw_manager.c

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#include "DNA_meshdata_types.h"		#include "DNA_meshdata_types.h"
#include "DNA_world_types.h"		#include "DNA_world_types.h"

#include "ED_space_api.h"		#include "ED_space_api.h"
#include "ED_screen.h"		#include "ED_screen.h"
#include "ED_gpencil.h"		#include "ED_gpencil.h"
#include "ED_view3d.h"		#include "ED_view3d.h"

		#include "UI_view2d.h"

#include "GPU_draw.h"		#include "GPU_draw.h"
#include "GPU_extensions.h"		#include "GPU_extensions.h"
#include "GPU_framebuffer.h"		#include "GPU_framebuffer.h"
#include "GPU_immediate.h"		#include "GPU_immediate.h"
#include "GPU_uniformbuffer.h"		#include "GPU_uniformbuffer.h"
#include "GPU_viewport.h"		#include "GPU_viewport.h"
#include "GPU_matrix.h"		#include "GPU_matrix.h"

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#include "draw_mode_engines.h"		#include "draw_mode_engines.h"
#include "engines/eevee/eevee_engine.h"		#include "engines/eevee/eevee_engine.h"
#include "engines/basic/basic_engine.h"		#include "engines/basic/basic_engine.h"
#include "engines/workbench/workbench_engine.h"		#include "engines/workbench/workbench_engine.h"
#include "engines/external/external_engine.h"		#include "engines/external/external_engine.h"
#include "engines/gpencil/gpencil_engine.h"		#include "engines/gpencil/gpencil_engine.h"
#include "engines/select/select_engine.h"		#include "engines/select/select_engine.h"
		#include "editors/image_uv_editor.h"

#include "GPU_context.h"		#include "GPU_context.h"

#include "DEG_depsgraph.h"		#include "DEG_depsgraph.h"
#include "DEG_depsgraph_query.h"		#include "DEG_depsgraph_query.h"

#include "DRW_select_buffer.h"		#include "DRW_select_buffer.h"

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/* It also stores viewport variable to an immutable place: DST		/* It also stores viewport variable to an immutable place: DST
* This is because a cache uniform only store reference		* This is because a cache uniform only store reference
* to its value. And we don't want to invalidate the cache		* to its value. And we don't want to invalidate the cache
* if this value change per viewport */		* if this value change per viewport */
static void drw_viewport_var_init(void)		static void drw_viewport_var_init(void)
{		{
RegionView3D *rv3d = DST.draw_ctx.rv3d;		RegionView3D *rv3d = DST.draw_ctx.rv3d;
		ARegion *ar = DST.draw_ctx.ar;
/* Refresh DST.size */		/* Refresh DST.size */
if (DST.viewport) {		if (DST.viewport) {
int size[2];		int size[2];
GPU_viewport_size_get(DST.viewport, size);		GPU_viewport_size_get(DST.viewport, size);
DST.size[0] = size[0];		DST.size[0] = size[0];
DST.size[1] = size[1];		DST.size[1] = size[1];
DST.inv_size[0] = 1.0f / size[0];		DST.inv_size[0] = 1.0f / size[0];
DST.inv_size[1] = 1.0f / size[1];		DST.inv_size[1] = 1.0f / size[1];
▲ Show 20 Lines • Show All 73 Lines • ▼ Show 20 Lines	if (rv3d != NULL) {

if (DST.draw_ctx.sh_cfg == GPU_SHADER_CFG_CLIPPED) {		if (DST.draw_ctx.sh_cfg == GPU_SHADER_CFG_CLIPPED) {
int plane_len = (rv3d->viewlock & RV3D_BOXCLIP) ? 4 : 6;		int plane_len = (rv3d->viewlock & RV3D_BOXCLIP) ? 4 : 6;
DRW_view_clip_planes_set(DST.view_default, rv3d->clip, plane_len);		DRW_view_clip_planes_set(DST.view_default, rv3d->clip, plane_len);
}		}

DST.view_active = DST.view_default;		DST.view_active = DST.view_default;
DST.view_previous = NULL;		DST.view_previous = NULL;

		/* fclem: Is this still needed ? */
		if (DST.draw_ctx.object_edit) {
		ED_view3d_init_mats_rv3d(DST.draw_ctx.object_edit, rv3d);
		}
		}
		else if (ar != NULL) {
		View2D *v2d = &ar->v2d;
		float viewmat[4][4];
		float winmat[4][4];

		rctf region_space = {0.0f, 1.0f, 0.0f, 1.0f};
		BLI_rctf_transform_calc_m4_pivot_min(&v2d->cur, &region_space, viewmat);

		unit_m4(winmat);
		winmat[0][0] = 2.0f;
		winmat[1][1] = 2.0f;
		winmat[3][0] = -1.0f;
		winmat[3][1] = -1.0f;

		DST.view_default = DRW_view_create(viewmat, winmat, NULL, NULL, NULL);
		DST.view_active = DST.view_default;
		DST.view_previous = NULL;
}		}
else {		else {
zero_v3(DST.screenvecs[0]);		zero_v3(DST.screenvecs[0]);
zero_v3(DST.screenvecs[1]);		zero_v3(DST.screenvecs[1]);

DST.pixsize = 1.0f;		DST.pixsize = 1.0f;
DST.view_default = NULL;		DST.view_default = NULL;
DST.view_active = NULL;		DST.view_active = NULL;
DST.view_previous = NULL;		DST.view_previous = NULL;
}		}

/* fclem: Is this still needed ? */
if (DST.draw_ctx.object_edit) {
ED_view3d_init_mats_rv3d(DST.draw_ctx.object_edit, rv3d);
}

/* Alloc array of texture reference. */		/* Alloc array of texture reference. */
memset(&DST.RST, 0x0, sizeof(DST.RST));		memset(&DST.RST, 0x0, sizeof(DST.RST));

if (G_draw.view_ubo == NULL) {		if (G_draw.view_ubo == NULL) {
G_draw.view_ubo = DRW_uniformbuffer_create(sizeof(DRWViewUboStorage), NULL);		G_draw.view_ubo = DRW_uniformbuffer_create(sizeof(DRWViewUboStorage), NULL);
}		}

if (DST.draw_list == NULL) {		if (DST.draw_list == NULL) {
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/**		/**
* Use for select and depth-drawing.		* Use for select and depth-drawing.
*/		*/
static void drw_engines_enable_basic(void)		static void drw_engines_enable_basic(void)
{		{
use_drw_engine(DRW_engine_viewport_basic_type.draw_engine);		use_drw_engine(DRW_engine_viewport_basic_type.draw_engine);
}		}

		static void drw_engines_enable_2d(void)
		{
		SpaceLink *space_data = DST.draw_ctx.space_data;
		if (!space_data) {
		return;
		}

		if (space_data->spacetype == SPACE_IMAGE) {
		use_drw_engine(&draw_engine_image_uv_editor_type);
		}
		}

static void drw_engines_enable(ViewLayer *view_layer,		static void drw_engines_enable(ViewLayer *view_layer,
RenderEngineType *engine_type,		RenderEngineType *engine_type,
bool gpencil_engine_needed)		bool gpencil_engine_needed)
{		{
Object *obact = OBACT(view_layer);		Object *obact = OBACT(view_layer);
const enum eContextObjectMode mode = CTX_data_mode_enum_ex(		const enum eContextObjectMode mode = CTX_data_mode_enum_ex(
DST.draw_ctx.object_edit, obact, DST.draw_ctx.object_mode);		DST.draw_ctx.object_edit, obact, DST.draw_ctx.object_mode);
View3D *v3d = DST.draw_ctx.v3d;		View3D *v3d = DST.draw_ctx.v3d;
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/** \name Main Draw Loops (DRW_draw)		/** \name Main Draw Loops (DRW_draw)
* \{ */		* \{ */

/* Everything starts here.		/* Everything starts here.
* This function takes care of calling all cache and rendering functions		* This function takes care of calling all cache and rendering functions
* for each relevant engine / mode engine. */		* for each relevant engine / mode engine. */
void DRW_draw_view(const bContext *C)		void DRW_draw_view(const bContext *C)
{		{
		View3D *v3d = CTX_wm_view3d(C);
		if (v3d) {
Depsgraph *depsgraph = CTX_data_expect_evaluated_depsgraph(C);		Depsgraph *depsgraph = CTX_data_expect_evaluated_depsgraph(C);
ARegion *ar = CTX_wm_region(C);		ARegion *ar = CTX_wm_region(C);
View3D *v3d = CTX_wm_view3d(C);
Scene *scene = DEG_get_evaluated_scene(depsgraph);		Scene *scene = DEG_get_evaluated_scene(depsgraph);
RenderEngineType *engine_type = ED_view3d_engine_type(scene, v3d->shading.type);		RenderEngineType *engine_type = ED_view3d_engine_type(scene, v3d->shading.type);
GPUViewport *viewport = WM_draw_region_get_bound_viewport(ar);		GPUViewport *viewport = WM_draw_region_get_bound_viewport(ar);

/* Reset before using it. */		/* Reset before using it. */
drw_state_prepare_clean_for_draw(&DST);		drw_state_prepare_clean_for_draw(&DST);
DST.options.draw_text = ((v3d->flag2 & V3D_HIDE_OVERLAYS) == 0 &&		DST.options.draw_text = ((v3d->flag2 & V3D_HIDE_OVERLAYS) == 0 &&
(v3d->overlay.flag & V3D_OVERLAY_HIDE_TEXT) != 0);		(v3d->overlay.flag & V3D_OVERLAY_HIDE_TEXT) != 0);
DST.options.draw_background = (scene->r.alphamode == R_ADDSKY) \|\|		DST.options.draw_background = (scene->r.alphamode == R_ADDSKY) \|\|
(v3d->shading.type != OB_RENDER);		(v3d->shading.type != OB_RENDER);
DST.options.do_color_management = true;		DST.options.do_color_management = true;
DRW_draw_render_loop_ex(depsgraph, engine_type, ar, v3d, viewport, C);		DRW_draw_render_loop_ex(depsgraph, engine_type, ar, v3d, viewport, C);
}		}
		else {
		Depsgraph *depsgraph = CTX_data_expect_evaluated_depsgraph(C);
		ARegion *ar = CTX_wm_region(C);
		GPUViewport *viewport = WM_draw_region_get_bound_viewport(ar);
		drw_state_prepare_clean_for_draw(&DST);
		DST.options.do_color_management = true;
		DRW_draw_render_loop_2d_ex(depsgraph, ar, viewport, C);
		}
		}

/**		/**
* Used for both regular and off-screen drawing.		* Used for both regular and off-screen drawing.
* Need to reset DST before calling this function		* Need to reset DST before calling this function
*/		*/
void DRW_draw_render_loop_ex(struct Depsgraph *depsgraph,		void DRW_draw_render_loop_ex(struct Depsgraph *depsgraph,
RenderEngineType *engine_type,		RenderEngineType *engine_type,
ARegion *ar,		ARegion *ar,
View3D *v3d,		View3D *v3d,
GPUViewport *viewport,		GPUViewport *viewport,
const bContext *evil_C)		const bContext *evil_C)
{		{

Scene *scene = DEG_get_evaluated_scene(depsgraph);		Scene *scene = DEG_get_evaluated_scene(depsgraph);
ViewLayer *view_layer = DEG_get_evaluated_view_layer(depsgraph);		ViewLayer *view_layer = DEG_get_evaluated_view_layer(depsgraph);
RegionView3D *rv3d = ar->regiondata;		RegionView3D *rv3d = ar->regiondata;
const bool do_annotations = (((v3d->flag2 & V3D_SHOW_ANNOTATION) != 0) &&		const bool do_annotations = (((v3d->flag2 & V3D_SHOW_ANNOTATION) != 0) &&
((v3d->flag2 & V3D_HIDE_OVERLAYS) == 0));		((v3d->flag2 & V3D_HIDE_OVERLAYS) == 0));

DST.draw_ctx.evil_C = evil_C;		DST.draw_ctx.evil_C = evil_C;
DST.viewport = viewport;		DST.viewport = viewport;
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drw_viewport_cache_resize();		drw_viewport_cache_resize();

#ifdef DEBUG		#ifdef DEBUG
/* Avoid accidental reuse. */		/* Avoid accidental reuse. */
drw_state_ensure_not_reused(&DST);		drw_state_ensure_not_reused(&DST);
#endif		#endif
}		}

		void DRW_draw_render_loop_2d_ex(struct Depsgraph *depsgraph,
		ARegion *ar,
		GPUViewport *viewport,
		const bContext *evil_C)
		{
		Scene *scene = DEG_get_evaluated_scene(depsgraph);
		ViewLayer *view_layer = DEG_get_evaluated_view_layer(depsgraph);

		DST.draw_ctx.evil_C = evil_C;
		DST.viewport = viewport;

		/* Setup viewport */
		DST.draw_ctx = (DRWContextState){
		.ar = ar,
		.scene = scene,
		.view_layer = view_layer,
		.obact = OBACT(view_layer),
		.depsgraph = depsgraph,
		.space_data = CTX_wm_space_data(evil_C),

		/* reuse if caller sets */
		.evil_C = DST.draw_ctx.evil_C,
		};

		drw_context_state_init();
		drw_viewport_var_init();

		const bool do_populate_loop = true;

		/* Get list of enabled engines */
		drw_engines_enable_2d();
		drw_engines_data_validate();

		/* Update ubos */
		DRW_globals_update();

		drw_debug_init();

		/* No framebuffer allowed before drawing. */
		// TODO: this is failing BLI_assert(GPU_framebuffer_active_get() == NULL);

		/* Init engines */
		drw_engines_init();

		/* Cache filling */
		{
		PROFILE_START(stime);
		drw_engines_cache_init();

		/* Only iterate over objects for internal engines or when overlays are enabled */
		if (do_populate_loop) {
		DEG_OBJECT_ITER_FOR_RENDER_ENGINE_BEGIN (depsgraph, ob) {
		drw_engines_cache_populate(ob);
		}
		DEG_OBJECT_ITER_FOR_RENDER_ENGINE_END;
		}

		drw_engines_cache_finish();

		DRW_render_instance_buffer_finish();

		#ifdef USE_PROFILE
		double *cache_time = GPU_viewport_cache_time_get(DST.viewport);
		PROFILE_END_UPDATE(*cache_time, stime);
		#endif
		}

		DRW_stats_begin();

		GPU_framebuffer_bind(DST.default_framebuffer);

		/* Start Drawing */
		DRW_state_reset();

		const bool background_drawn = drw_engines_draw_background();

		GPU_framebuffer_bind(DST.default_framebuffer);

		if (DST.draw_ctx.evil_C) {
		ED_region_draw_cb_draw(DST.draw_ctx.evil_C, DST.draw_ctx.ar, REGION_DRAW_PRE_VIEW);
		}

		drw_engines_draw_scene();

		if (!background_drawn) {
		drw_draw_background_alpha_under();
		}

		/* Fix 3D view being "laggy" on macos and win+nvidia. (See T56996, T61474) */
		GPU_flush();

		/* annotations - temporary drawing buffer (3d space) */
		/* XXX: Or should we use a proper draw/overlay engine for this case? */
		// if (do_annotations) {
		// GPU_depth_test(false);
		// /* XXX: as scene->gpd is not copied for COW yet */
		// ED_annotation_draw_view3d(DEG_get_input_scene(depsgraph), depsgraph, v3d, ar, true);
		// GPU_depth_test(true);
		// }

		DRW_state_reset();

		if (DST.draw_ctx.evil_C) {
		GPU_depth_test(false);
		ED_region_draw_cb_draw(DST.draw_ctx.evil_C, DST.draw_ctx.ar, REGION_DRAW_POST_VIEW);
		GPU_depth_test(true);
		/* Callback can be nasty and do whatever they want with the state.
		* Don't trust them! */
		DRW_state_reset();
		}

		drw_debug_draw();

		GPU_depth_test(false);
		drw_engines_draw_text();
		GPU_depth_test(true);

		// if (DST.draw_ctx.evil_C) {
		// /* needed so gizmo isn't obscured */
		// if ((v3d->gizmo_flag & V3D_GIZMO_HIDE) == 0) {
		// glDisable(GL_DEPTH_TEST);
		// DRW_draw_gizmo_3d();
		// }

		/* annotations - temporary drawing buffer (screenspace) */
		/* XXX: Or should we use a proper draw/overlay engine for this case? */
		// if (do_annotations) {
		// GPU_depth_test(false);
		// /* XXX: as scene->gpd is not copied for COW yet */
		// ED_annotation_draw_view3d(DEG_get_input_scene(depsgraph), depsgraph, v3d, ar, false);
		// GPU_depth_test(true);
		// }

		// if ((v3d->gizmo_flag & V3D_GIZMO_HIDE) == 0) {
		// /* Draw 2D after region info so we can draw on top of the camera passepartout overlay.
		// * 'DRW_draw_region_info' sets the projection in pixel-space. */
		// GPU_depth_test(false);
		// DRW_draw_gizmo_2d();
		// GPU_depth_test(true);
		// }
		// }

		DRW_stats_reset();

		if (G.debug_value > 20 && G.debug_value < 30) {
		GPU_depth_test(false);
		/* local coordinate visible rect inside region, to accommodate overlapping ui */
		const rcti *rect = ED_region_visible_rect(DST.draw_ctx.ar);
		DRW_stats_draw(rect);
		GPU_depth_test(true);
		}

		if (WM_draw_region_get_bound_viewport(ar)) {
		/* Don't unbind the framebuffer yet in this case and let
		* GPU_viewport_unbind do it, so that we can still do further
		* drawing of action zones on top. */
		}
		else {
		GPU_framebuffer_restore();
		}

		DRW_state_reset();
		drw_engines_disable();

		drw_viewport_cache_resize();

		#ifdef DEBUG
		/* Avoid accidental reuse. */
		drw_state_ensure_not_reused(&DST);
		#endif
		}

void DRW_draw_render_loop(struct Depsgraph *depsgraph,		void DRW_draw_render_loop(struct Depsgraph *depsgraph,
ARegion *ar,		ARegion *ar,
View3D *v3d,		View3D *v3d,
GPUViewport *viewport)		GPUViewport *viewport)
{		{
/* Reset before using it. */		/* Reset before using it. */
drw_state_prepare_clean_for_draw(&DST);		drw_state_prepare_clean_for_draw(&DST);

▲ Show 20 Lines • Show All 1,083 Lines • ▼ Show 20 Lines	void DRW_engines_register(void)
DRW_engine_register(&draw_engine_paint_texture_type);		DRW_engine_register(&draw_engine_paint_texture_type);
DRW_engine_register(&draw_engine_paint_vertex_type);		DRW_engine_register(&draw_engine_paint_vertex_type);
DRW_engine_register(&draw_engine_particle_type);		DRW_engine_register(&draw_engine_particle_type);
DRW_engine_register(&draw_engine_pose_type);		DRW_engine_register(&draw_engine_pose_type);
DRW_engine_register(&draw_engine_sculpt_type);		DRW_engine_register(&draw_engine_sculpt_type);
DRW_engine_register(&draw_engine_gpencil_type);		DRW_engine_register(&draw_engine_gpencil_type);
DRW_engine_register(&draw_engine_select_type);		DRW_engine_register(&draw_engine_select_type);

		DRW_engine_register(&draw_engine_image_uv_editor_type);

/* setup callbacks */		/* setup callbacks */
{		{
BKE_mball_batch_cache_dirty_tag_cb = DRW_mball_batch_cache_dirty_tag;		BKE_mball_batch_cache_dirty_tag_cb = DRW_mball_batch_cache_dirty_tag;
BKE_mball_batch_cache_free_cb = DRW_mball_batch_cache_free;		BKE_mball_batch_cache_free_cb = DRW_mball_batch_cache_free;

BKE_curve_batch_cache_dirty_tag_cb = DRW_curve_batch_cache_dirty_tag;		BKE_curve_batch_cache_dirty_tag_cb = DRW_curve_batch_cache_dirty_tag;
BKE_curve_batch_cache_free_cb = DRW_curve_batch_cache_free;		BKE_curve_batch_cache_free_cb = DRW_curve_batch_cache_free;

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