overte/libraries/render-utils/src/MeshPartPayload.h
2016-01-18 20:51:28 -08:00

104 lines
3.4 KiB
C++

//
// ModelMeshPartPayload.h
// interface/src/renderer
//
// Created by Sam Gateau on 10/3/15.
// Copyright 2015 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_MeshPartPayload_h
#define hifi_MeshPartPayload_h
#include <gpu/Batch.h>
#include <render/Scene.h>
#include <render/ShapePipeline.h>
#include <model/Geometry.h>
class Model;
class MeshPartPayload {
public:
MeshPartPayload() {}
MeshPartPayload(model::MeshPointer mesh, int partIndex, model::MaterialPointer material, const Transform& transform, const Transform& offsetTransform);
typedef render::Payload<MeshPartPayload> Payload;
typedef Payload::DataPointer Pointer;
virtual void updateMeshPart(model::MeshPointer drawMesh, int partIndex);
virtual void notifyLocationChanged() {}
virtual void updateTransform(const Transform& transform, const Transform& offsetTransform);
virtual void updateMaterial(model::MaterialPointer drawMaterial);
// Render Item interface
virtual render::ItemKey getKey() const;
virtual render::Item::Bound getBound() const;
virtual render::ShapeKey getShapeKey() const; // shape interface
virtual void render(RenderArgs* args) const;
// ModelMeshPartPayload functions to perform render
void drawCall(gpu::Batch& batch) const;
virtual void bindMesh(gpu::Batch& batch) const;
virtual void bindMaterial(gpu::Batch& batch, const render::ShapePipeline::LocationsPointer locations) const;
virtual void bindTransform(gpu::Batch& batch, const render::ShapePipeline::LocationsPointer locations, bool canCauterize = true) const;
// Payload resource cached values
model::MeshPointer _drawMesh;
int _partIndex = 0;
model::Mesh::Part _drawPart;
model::MaterialPointer _drawMaterial;
model::Box _localBound;
Transform _drawTransform;
Transform _transform;
Transform _offsetTransform;
mutable model::Box _worldBound;
bool _hasColorAttrib = false;
};
namespace render {
template <> const ItemKey payloadGetKey(const MeshPartPayload::Pointer& payload);
template <> const Item::Bound payloadGetBound(const MeshPartPayload::Pointer& payload);
template <> const ShapeKey shapeGetShapeKey(const MeshPartPayload::Pointer& payload);
template <> void payloadRender(const MeshPartPayload::Pointer& payload, RenderArgs* args);
}
class ModelMeshPartPayload : public MeshPartPayload {
public:
ModelMeshPartPayload(Model* model, int meshIndex, int partIndex, int shapeIndex, const Transform& transform, const Transform& offsetTransform);
typedef render::Payload<ModelMeshPartPayload> Payload;
typedef Payload::DataPointer Pointer;
void notifyLocationChanged() override;
// Render Item interface
render::ItemKey getKey() const override;
render::Item::Bound getBound() const override;
render::ShapeKey getShapeKey() const override; // shape interface
void render(RenderArgs* args) const override;
// ModelMeshPartPayload functions to perform render
void bindMesh(gpu::Batch& batch) const override;
void bindTransform(gpu::Batch& batch, const render::ShapePipeline::LocationsPointer locations, bool canCauterize) const override;
void initCache();
Model* _model;
int _meshIndex;
int _shapeID;
bool _isSkinned{ false };
bool _isBlendShaped{ false };
};
#endif // hifi_MeshPartPayload_h