82 lines
1.8 KiB
C++
82 lines
1.8 KiB
C++
#pragma once
|
|
|
|
#include <memory>
|
|
#include <td/render/Camera.h>
|
|
#include <td/render/loader/GLLoader.h>
|
|
#include <td/render/shader/CameraShaderProgram.h>
|
|
#include <td/misc/SlotGuard.h>
|
|
|
|
namespace td {
|
|
namespace render {
|
|
|
|
class BasicRenderer {
|
|
public:
|
|
virtual void Render(float a_Lerp) = 0;
|
|
virtual ~BasicRenderer() {}
|
|
|
|
void Render(const GL::VertexArray& a_Vao);
|
|
};
|
|
|
|
template <typename TShader>
|
|
class Renderer : public BasicRenderer, private utils::SlotGuard {
|
|
protected:
|
|
std::unique_ptr<TShader> m_Shader;
|
|
Camera& m_Camera;
|
|
|
|
public:
|
|
Renderer(Camera& a_Camera);
|
|
virtual ~Renderer() {}
|
|
|
|
template <typename T>
|
|
float Lerp(const T& a_Mob, float a_LerpFactor, const std::function<float(const T&)>& a_MemberGetter) {
|
|
return static_cast<float>(maths::Lerp(a_MemberGetter(a_Mob), a_MemberGetter(*a_Mob.m_Next), a_LerpFactor));
|
|
}
|
|
};
|
|
|
|
class RenderPipeline {
|
|
private:
|
|
std::vector<std::unique_ptr<BasicRenderer>> m_Renderers;
|
|
|
|
public:
|
|
RenderPipeline();
|
|
virtual ~RenderPipeline() {}
|
|
|
|
template <typename T, typename... Args>
|
|
T& AddRenderer(Args&&... args) {
|
|
auto ptr = std::make_unique<T>(args...);
|
|
auto rawPtr = ptr.get();
|
|
m_Renderers.push_back(std::move(ptr));
|
|
return *rawPtr;
|
|
}
|
|
|
|
void Clear() {
|
|
m_Renderers.clear();
|
|
}
|
|
|
|
void Render(float a_Lerp) {
|
|
for (auto& renderer : m_Renderers) {
|
|
renderer->Render(a_Lerp);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
template <typename TShader>
|
|
Renderer<TShader>::Renderer(Camera& a_Camera) : m_Shader(std::make_unique<TShader>()), m_Camera(a_Camera) {
|
|
Connect(a_Camera.OnPerspectiveChange, [this](){
|
|
m_Shader->Start();
|
|
m_Shader->SetProjectionMatrix(m_Camera.GetProjectionMatrix());
|
|
});
|
|
|
|
Connect(a_Camera.OnViewChange, [this]() {
|
|
m_Shader->Start();
|
|
m_Shader->SetViewMatrix(m_Camera.GetViewMatrix());
|
|
});
|
|
}
|
|
|
|
} // namespace render
|
|
} // namespace td
|