OpenSubdiv/examples/mtlPtexViewer/mtlPtexViewer.h
David G Yu 78113981e6 Updated mtlPtexViewer to match mtlViewer
These changes update the mtlPtexViewer implementation
to match recent changes to the mtlViewer including:
- improved shader organization
- correct screenspace tessellation
- support for common command line arguments and fit to frame
2019-06-18 15:32:07 -07:00

109 lines
3.2 KiB
Objective-C

#pragma once
#import <Foundation/Foundation.h>
#import <Metal/Metal.h>
typedef enum {
kCPU = 0,
kMetal,
} KernelType;
typedef enum {
kDisplacementModeHWBilinear = 0,
kDisplacementModeBilinear,
kDisplacementModeBiQuadratic,
kDisplacementModeNone
} DisplacementMode;
typedef enum {
kNormalModeHWScreenspace = 0,
kNormalModeScreenspace,
kNormalModeBiQuadratic,
kNormalModeBiQuadraticWG,
kNormalModeSurface
} NormalMode;
typedef enum {
kDisplayStyleWire = 0,
kDisplayStyleShaded,
kDisplayStyleWireOnShaded,
} DisplayStyle;
typedef enum {
kColorModePtexNearest = 0,
kColorModePtexBilinear,
kColorModePtexHWBilinear,
kColorModePtexBiQuadratic,
kColorModePatchType,
kColorModePatchCoord,
kColorModeNormal,
kColorModeNone
} ColorMode;
typedef struct {
float rotationX;
float rotationY;
float dollyDistance;
float aspectRatio;
} Camera;
@class OSDRenderer;
@protocol OSDRendererDelegate <NSObject>
-(id<MTLDevice>)deviceFor:(OSDRenderer*)renderer;
-(id<MTLCommandQueue>)commandQueueFor:(OSDRenderer*)renderer;
-(MTLRenderPassDescriptor*)renderPassDescriptorFor:(OSDRenderer*)renderer;
-(void)setupDepthStencilState:(MTLDepthStencilDescriptor*)descriptor for:(OSDRenderer*)renderer;
-(void)setupRenderPipelineState:(MTLRenderPipelineDescriptor*)descriptor for:(OSDRenderer*)renderer;
@end
@interface OSDRenderer : NSObject
-(instancetype)initWithDelegate:(id<OSDRendererDelegate>)delegate;
-(id<MTLRenderCommandEncoder>)drawFrame:(id<MTLCommandBuffer>)commandBuffer;
-(void)fitFrame;
@property (readonly, nonatomic) id<OSDRendererDelegate> delegate;
@property (nonatomic) unsigned refinementLevel;
@property (nonatomic) int tessellationLevel;
@property (readonly, nonatomic) Camera* camera;
@property (nonatomic) bool useSeamlessMipmap;
@property (nonatomic) bool useFractionalTessellation;
@property (nonatomic) bool useScreenspaceTessellation;
@property (nonatomic) bool usePatchIndexBuffer;
@property (nonatomic) bool usePatchBackfaceCulling;
@property (nonatomic) bool usePatchClipCulling;
@property (nonatomic) bool useSmoothCornerPatch;
@property (nonatomic) bool useSingleCreasePatch;
@property (nonatomic) bool useInfinitelySharpPatch;
@property (nonatomic) bool useStageIn;
@property (nonatomic) bool usePrimitiveBackfaceCulling;
@property (nonatomic) bool useAdaptive;
@property (nonatomic) bool freeze;
@property (nonatomic) bool animateVertices;
@property (nonatomic) bool displayControlMeshEdges;
@property (nonatomic) bool displayControlMeshVertices;
@property (nonatomic) bool displaySpecular;
@property (nonatomic) bool displayOcclusion;
@property (nonatomic) bool yup;
@property (nonatomic) float mipmapBias;
@property (nonatomic) float displacementScale;
@property (nonatomic) NSString* ptexColorFilename;
@property (nonatomic) NSString* ptexDisplacementFilename;
@property (nonatomic) NSString* ptexOcclusionFilename;
@property (nonatomic) NSString* ptexSpecularFilename;
@property (nonatomic) ColorMode colorMode;
@property (nonatomic) NormalMode normalMode;
@property (nonatomic) DisplacementMode displacementMode;
@property (nonatomic) DisplayStyle displayStyle;
@property (nonatomic) KernelType kernelType;
@end