29 lines
860 B
C
29 lines
860 B
C
|
// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
|
||
|
|
// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
|
||
|
|
// SPDX-License-Identifier: MIT
|
||
|
|
|
||
|
|
#pragma once
|
||
|
|
|
||
|
|
#include <Jolt/Core/Reference.h>
|
||
|
|
|
||
|
|
class RenderPrimitive;
|
||
|
|
|
||
|
|
/// Buffer that holds a list of instances (usually model transform etc.) for instance based rendering
|
||
|
|
class RenderInstances : public RefTarget<RenderInstances>
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
/// Destructor
|
||
|
|
virtual ~RenderInstances() = default;
|
||
|
|
|
||
|
|
/// Erase all instance data
|
||
|
|
virtual void Clear() = 0;
|
||
|
|
|
||
|
|
/// Instance buffer management functions
|
||
|
|
virtual void CreateBuffer(int inNumInstances, int inInstanceSize) = 0;
|
||
|
|
virtual void * Lock() = 0;
|
||
|
|
virtual void Unlock() = 0;
|
||
|
|
|
||
|
|
/// Draw the instances when context has been set by Renderer::BindShader
|
||
|
|
virtual void Draw(RenderPrimitive *inPrimitive, int inStartInstance, int inNumInstances) const = 0;
|
||
|
|
};
|