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This commit is contained in:
Confideo-IOM
2026-08-06 21:11:33 +01:00
parent 6d7d7571b5
commit f9b696f9e8
61 changed files with 701 additions and 418 deletions
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HydraEngine/source/ecs/systems/HydraDirectionalShadowSourceSystem.cpp
+10 -45
View File
@@ -8,6 +8,7 @@
#include "../../buffer/HydraShadowBuffer.h"
#include "../../buffer/HydraTextureBufferManager.h"
#include "../../buffer/HydraShadowBufferManager.h"
#include "../../scheduler/HydraTaskScheduler.h"
#include "../../task/buffer/HydraCreateGPUBufferTask.hpp"
@@ -20,19 +21,7 @@
void HydraDirectionalShadowSourceSystem::Initialise()
{
HydraTaskScheduler *task_scheduler = GetEngine()->TaskScheduler();
for(uint32_t i = 0; i < MAX_SHADOWS; i++)
{
m_available_shadows.push(i);
}
m_shadows.resize(MAX_SHADOWS);
HydraID create_gpu_buffer_task_id = task_scheduler->CreateTask<HydraCreateGPUBufferTask>(HydraThreadAffinity::Render);
HydraCreateGPUBufferTask *task = static_cast<HydraCreateGPUBufferTask *>(task_scheduler->GetTask(create_gpu_buffer_task_id));
task->Intialise("ShadowBuffer", 1, MAX_SHADOWS * sizeof(HydraDirectionalShadowSourceComponent), &m_shadow_buffer_id, HYDRA_BUFFER_TYPE::HYDRA_SSBO_BUFFER);
task_scheduler->WaitForTask(create_gpu_buffer_task_id);
}
void HydraDirectionalShadowSourceSystem::InitialiseComponent(HydraID entity_id)
@@ -41,36 +30,25 @@ void HydraDirectionalShadowSourceSystem::InitialiseComponent(HydraID entity_id)
HydraECS *ecs = engine->ECS();
HydraLightComponent &light_comp = ecs->GetComponent<HydraLightComponent>(entity_id);
{
std::lock_guard<std::mutex> lock(m_mutex);
assert(m_available_shadows.size() > 0 && "Run out of shadows");
uint32_t shad_id = m_available_shadows.front();
m_available_shadows.pop();
light_comp.shadow_map_id = shad_id;
light_comp.shadow_caster = 1;
}
HydraDirectionalShadowSourceComponent& shadow_comp = ecs->GetComponent<HydraDirectionalShadowSourceComponent>(entity_id);
HydraID shadow_id = GetEngine()->ShadowBufferManager()->AddDirectionalShadow(shadow_comp);
assert(shadow_id != INVALID_HYDRA_ID && "Add directional Shadow - out of shadows!");
light_comp.shadow_map_id = shadow_id;
light_comp.shadow_caster = 1;
shadow_comp.shadow_id = shadow_id;
_InitialiseShadowMap(entity_id);
}
void HydraDirectionalShadowSourceSystem::UpdateSystem(float delta_t_seconds)
{
HydraEngine *engine = GetEngine();
HydraECS *ecs = engine->ECS();
std::vector<HydraDirectionalShadowSourceComponent> shadows;
for (HydraID entity_id : Entities)
{
HydraLightComponent &light_comp = ecs->GetComponent<HydraLightComponent>(entity_id);
_UpdateShadowMap(entity_id);
HydraDirectionalShadowSourceComponent shad_comp = ecs->GetComponent<HydraDirectionalShadowSourceComponent>(entity_id);
m_shadows[light_comp.shadow_map_id] = shad_comp;
}
_WriteToGPU();
}
void HydraDirectionalShadowSourceSystem::_UpdateShadowMap(HydraID entity_id)
@@ -113,6 +91,7 @@ void HydraDirectionalShadowSourceSystem::_UpdateShadowMap(HydraID entity_id)
view_size *= 3.0f;
view_far *= 3.0f;
}
GetEngine()->ShadowBufferManager()->UpdateDirectionalShadow(shad_comp.shadow_id, shad_comp);
}
@@ -124,8 +103,7 @@ void HydraDirectionalShadowSourceSystem::_InitialiseShadowMap(HydraID entity_id)
HydraDirectionalShadowSourceComponent &shad_comp = ecs->GetComponent<HydraDirectionalShadowSourceComponent>(entity_id);
HydraLightComponent &light_comp = ecs->GetComponent<HydraLightComponent>(entity_id);
shad_comp.entity_id = entity_id;
shad_comp.cascade_count = 6;
shad_comp.entity_id = entity_id;
HydraTaskScheduler *task_scheduler = GetEngine()->TaskScheduler();
@@ -138,16 +116,3 @@ void HydraDirectionalShadowSourceSystem::_InitialiseShadowMap(HydraID entity_id)
shad_comp.shadow_texture_id = depth_texture_id;
}
void HydraDirectionalShadowSourceSystem::_WriteToGPU()
{
HydraEngine *engine = GetEngine();
HydraECS *ecs = engine->ECS();
void *buffer = static_cast<void *>(m_shadows.data());
HydraTaskScheduler *task_scheduler = GetEngine()->TaskScheduler();
HydraID update_buffer_task_id = task_scheduler->CreateTask<HydraUpdateWholeGPUBufferTask>(HydraThreadAffinity::Render);
HydraUpdateWholeGPUBufferTask *task = static_cast<HydraUpdateWholeGPUBufferTask *>(task_scheduler->GetTask(update_buffer_task_id));
task->Intialise(m_shadow_buffer_id, buffer);
task_scheduler->WaitForTask(update_buffer_task_id);
}