draw_hair.cc File Reference

Contains procedural GPU hair drawing methods. More...

#include "DNA_scene_types.h"
#include "DRW_render.hh"
#include "BLI_math_matrix.h"
#include "BLI_math_vector.h"
#include "DNA_collection_types.h"
#include "DNA_modifier_types.h"
#include "DNA_particle_types.h"
#include "BKE_duplilist.hh"
#include "GPU_batch.hh"
#include "GPU_capabilities.hh"
#include "GPU_material.hh"
#include "GPU_shader.hh"
#include "GPU_texture.hh"
#include "GPU_vertex_buffer.hh"
#include "DRW_gpu_wrapper.hh"
#include "draw_common_c.hh"
#include "draw_context_private.hh"
#include "draw_hair_private.hh"
#include "draw_manager.hh"
#include "draw_shader.hh"
#include "draw_shader_shared.hh"
#include "draw_common.hh"

Go to the source code of this file.

Namespaces
namespace	blender
namespace	blender::draw

Functions
static void	drw_hair_particle_cache_update_compute (ParticleHairCache *cache, const int subdiv)
static ParticleHairCache *	drw_hair_particle_cache_get (Object *object, ParticleSystem *psys, ModifierData *md, GPUMaterial *gpu_material, int subdiv, int thickness_res)
blender::gpu::VertBuf *	DRW_hair_pos_buffer_get (Object *object, ParticleSystem *psys, ModifierData *md)
void	DRW_hair_duplimat_get (const blender::draw::ObjectRef &ob_ref, ParticleSystem *, ModifierData *, float(*dupli_mat)[4])
static ParticleHairCache *	blender::draw::hair_particle_cache_get (Object *object, ParticleSystem *psys, ModifierData *md, GPUMaterial *gpu_material, int subdiv, int thickness_res)
gpu::VertBuf *	blender::draw::hair_pos_buffer_get (Scene *scene, Object *object, ParticleSystem *psys, ModifierData *md)
template<typename PassT>
blender::gpu::Batch *	blender::draw::hair_sub_pass_setup_implementation (PassT &sub_ps, const Scene *scene, const ObjectRef &ob_ref, ParticleSystem *psys, ModifierData *md, GPUMaterial *gpu_material)
gpu::Batch *	blender::draw::hair_sub_pass_setup (PassMain::Sub &sub_ps, const Scene *scene, const ObjectRef &ob_ref, ParticleSystem *psys, ModifierData *md, GPUMaterial *gpu_material=nullptr)

Detailed Description

Contains procedural GPU hair drawing methods.

Definition in file draw_hair.cc.

Function Documentation

DRW_hair_duplimat_get()

void DRW_hair_duplimat_get	(	const blender::draw::ObjectRef &	ob_ref,
		ParticleSystem *	psys,
		ModifierData *	md,
		float(*)	dupli_mat[4] )

Definition at line 101 of file draw_hair.cc.

References copy_m4_m4(), blender::draw::ObjectRef::dupli_object, blender::draw::ObjectRef::dupli_parent, Object::instance_collection, Collection::instance_offset, invert_m4(), mul_m4_m4m4(), DupliObject::ob, OB_DUPLICOLLECTION, blender::draw::ObjectRef::object, sub_v3_v3(), DupliObject::type, and unit_m4().

Referenced by blender::draw::hair_sub_pass_setup_implementation().

drw_hair_particle_cache_get()

ParticleHairCache * drw_hair_particle_cache_get ( Object * object, ParticleSystem * psys, ModifierData * md, GPUMaterial * gpu_material, int subdiv, int thickness_res )

static

Definition at line 67 of file draw_hair.cc.

References drw_hair_particle_cache_update_compute(), blender::draw::particles_ensure_procedural_data(), and update().

Referenced by DRW_hair_pos_buffer_get(), and blender::draw::hair_sub_pass_setup_implementation().

drw_hair_particle_cache_update_compute()

void drw_hair_particle_cache_update_compute ( ParticleHairCache * cache, const int subdiv )

static

Definition at line 39 of file draw_hair.cc.

References blender::draw::detail::PassBase< DrawCommandBufType >::bind_ssbo(), blender::draw::detail::PassBase< DrawCommandBufType >::bind_texture(), DRWData::curves_module, DRWContext::data, blender::draw::detail::PassBase< DrawCommandBufType >::dispatch(), drw_get(), DRW_shader_hair_refine_get(), ParticleHairCache::final, GPU_max_work_group_count(), PART_REFINE_CATMULL_ROM, ParticleHairFinalCache::proc_buf, ParticleHairCache::proc_point_buf, ParticleHairCache::proc_strand_buf, ParticleHairCache::proc_strand_seg_buf, blender::draw::detail::PassBase< DrawCommandBufType >::push_constant(), blender::draw::CurvesModule::refine, blender::draw::detail::PassBase< DrawCommandBufType >::shader_set(), ParticleHairCache::strands_len, and ParticleHairFinalCache::strands_res.

Referenced by drw_hair_particle_cache_get().

DRW_hair_pos_buffer_get()

blender::gpu::VertBuf * DRW_hair_pos_buffer_get	(	Object *	object,
		ParticleSystem *	psys,
		ModifierData *	md )

Note

Only valid after #DRW_curves_update().

Definition at line 85 of file draw_hair.cc.

References DRW_context_get(), drw_hair_particle_cache_get(), ParticleHairCache::final, RenderData::hair_subdiv, RenderData::hair_type, ParticleHairFinalCache::proc_buf, Scene::r, SCE_HAIR_SHAPE_STRAND, and DRWContext::scene.

Referenced by blender::eevee::VelocityModule::step_object_sync().