ilikecats/stk-code_catmod
1
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add GEVulkanCameraSceneNode

Browse Source
This commit is contained in:
Benau 2022-06-16 12:00:15 +08:00
parent 4b17d2133a
commit b8cb96b81f
5 changed files with 118 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
lib/graphics_engine/CMakeLists.txt
View File

@ -27,6 +27,7 @@ set(GE_SOURCES
src/ge_texture.cpp
src/ge_dx9_texture.cpp
src/ge_vulkan_2d_renderer.cpp
src/ge_vulkan_camera_scene_node.cpp
src/ge_vulkan_command_loader.cpp
src/ge_vulkan_driver.cpp
src/ge_vulkan_dynamic_buffer.cpp

5
lib/graphics_engine/include/ge_vulkan_scene_manager.hpp
View File

@ -18,6 +18,11 @@ public:
// ------------------------------------------------------------------------
~GEVulkanSceneManager();
// ------------------------------------------------------------------------
virtual irr::scene::ICameraSceneNode* addCameraSceneNode(
irr::scene::ISceneNode* parent = 0,
const irr::core::vector3df& position = irr::core::vector3df(0, 0, 0),
const irr::core::vector3df& lookat = irr::core::vector3df(0, 0, 100),
irr::s32 id = -1, bool make_active = true);
}; // GEVulkanSceneManager
}

48
lib/graphics_engine/src/ge_vulkan_camera_scene_node.cpp Normal file
View File

@ -0,0 +1,48 @@
#include "ge_vulkan_camera_scene_node.hpp"
#include "ge_vulkan_dynamic_buffer.hpp"
namespace GE
{
// ----------------------------------------------------------------------------
GEVulkanCameraSceneNode::GEVulkanCameraSceneNode(irr::scene::ISceneNode* parent,
irr::scene::ISceneManager* mgr,
irr::s32 id,
const irr::core::vector3df& position,
const irr::core::vector3df& lookat)
: CCameraSceneNode(parent, mgr, id, position, lookat)
{
m_buffer = new GEVulkanDynamicBuffer(GVDBT_GPU_RAM,
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, sizeof(GEVulkanCameraUBO));
} // GEVulkanCameraSceneNode
// ----------------------------------------------------------------------------
GEVulkanCameraSceneNode::~GEVulkanCameraSceneNode()
{
delete m_buffer;
} // ~GEVulkanCameraSceneNode
// ----------------------------------------------------------------------------
void GEVulkanCameraSceneNode::render()
{
irr::scene::CCameraSceneNode::render();
memcpy(m_ubo_data.m_view_matrix.data(),
ViewArea.getTransform(irr::video::ETS_VIEW).pointer(),
16 * sizeof(float));
memcpy(m_ubo_data.m_projection_matrix.data(),
ViewArea.getTransform(irr::video::ETS_PROJECTION).pointer(),
16 * sizeof(float));
irr::core::matrix4 mat;
ViewArea.getTransform(irr::video::ETS_VIEW).getInverse(mat);
memcpy(m_ubo_data.m_inverse_view_matrix.data(), mat.pointer(),
16 * sizeof(float));
ViewArea.getTransform(irr::video::ETS_PROJECTION).getInverse(mat);
memcpy(m_ubo_data.m_inverse_projection_matrix.data(), mat.pointer(),
16 * sizeof(float));
mat = ViewArea.getTransform(irr::video::ETS_PROJECTION) *
ViewArea.getTransform(irr::video::ETS_VIEW);
memcpy(m_ubo_data.m_projection_view_matrix.data(), mat.pointer(),
16 * sizeof(float));
} // render
}

43
lib/graphics_engine/src/ge_vulkan_camera_scene_node.hpp Normal file
View File

@ -0,0 +1,43 @@
#ifndef HEADER_GE_VULKAN_CAMERA_SCENE_NODE_HPP
#define HEADER_GE_VULKAN_CAMERA_SCENE_NODE_HPP
#include "../source/Irrlicht/CCameraSceneNode.h"
#include <array>
namespace GE
{
struct GEVulkanCameraUBO
{
std::array<float, 16> m_view_matrix;
std::array<float, 16> m_projection_matrix;
std::array<float, 16> m_inverse_view_matrix;
std::array<float, 16> m_inverse_projection_matrix;
std::array<float, 16> m_projection_view_matrix;
};
class GEVulkanDynamicBuffer;
class GEVulkanCameraSceneNode : public irr::scene::CCameraSceneNode
{
private:
GEVulkanDynamicBuffer* m_buffer;
GEVulkanCameraUBO m_ubo_data;
public:
// ------------------------------------------------------------------------
GEVulkanCameraSceneNode(irr::scene::ISceneNode* parent,
irr::scene::ISceneManager* mgr, irr::s32 id,
const irr::core::vector3df& position = irr::core::vector3df(0, 0, 0),
const irr::core::vector3df& lookat = irr::core::vector3df(0, 0, 100));
// ------------------------------------------------------------------------
~GEVulkanCameraSceneNode();
// ------------------------------------------------------------------------
virtual void render();
// ------------------------------------------------------------------------
GEVulkanDynamicBuffer* getBuffer() const { return m_buffer; }
}; // GEVulkanCameraSceneNode
}
#endif

21
lib/graphics_engine/src/ge_vulkan_scene_manager.cpp
View File

@ -1,5 +1,6 @@
#include "ge_vulkan_scene_manager.hpp"
#include "ge_vulkan_camera_scene_node.hpp"
#include "ge_vulkan_mesh_cache.hpp"
namespace GE
@ -21,4 +22,24 @@ GEVulkanSceneManager::~GEVulkanSceneManager()
{
} // ~GEVulkanSceneManager
// ----------------------------------------------------------------------------
irr::scene::ICameraSceneNode* GEVulkanSceneManager::addCameraSceneNode(
irr::scene::ISceneNode* parent,
const irr::core::vector3df& position,
const irr::core::vector3df& lookat,
irr::s32 id, bool make_active)
{
if (!parent)
parent = this;
irr::scene::ICameraSceneNode* node = new GEVulkanCameraSceneNode(parent,
this, id, position, lookat);
if (make_active)
setActiveCamera(node);
node->drop();
return node;
} // addCameraSceneNode
}