HWCaps.h

#ifndef _HW_CAPS_
#define _HW_CAPS_
#pragma once

#define	CAP_VERSION(a,b)	(u32(a)*10 + u32(b))

class CHWCaps
{
public:
	enum
	{
		MAX_GPUS = 8
	};

public:
	struct caps_Geometry
	{
		u32 dwRegisters : 16;
		u32 dwInstructions : 16;
		u32 bSoftware : 1;
		u32 bPointSprites : 1;
		u32 bVTF : 1; // vertex-texture-fetch
		u32 bNPatches : 1;
		u32 dwClipPlanes : 4;
		u32 dwVertexCache : 8;
	};

	struct caps_Raster
	{
		u32 dwRegisters : 16;
		u32 dwInstructions : 16;
		u32 dwStages : 4; // number of tex-stages
		u32 dwMRT_count : 4;
		u32 b_MRT_mixdepth : 1;
		u32 bNonPow2 : 1;
		u32 bCubemap : 1;
	};

public:
	// force flags
	BOOL bForceGPU_REF;
	BOOL bForceGPU_SW;
	BOOL bForceGPU_NonPure;
	BOOL SceneMode;

	u32 iGPUNum;

	// device format
	D3DFORMAT fTarget;
	D3DFORMAT fDepth;
	u32 dwRefreshRate;

	// caps itself
	u16 geometry_major;
	u16 geometry_minor;
	caps_Geometry geometry;
	u16 raster_major;
	u16 raster_minor;
	caps_Raster raster;

	u32 id_vendor;
	u32 id_device;

	BOOL bStencil; // stencil buffer present
	BOOL bScissor; // scissor rect supported
	BOOL bTableFog; //

	// some precalculated values
	D3DSTENCILOP soDec, soInc; // best stencil OPs for shadows
	u32 dwMaxStencilValue; // maximum value the stencil buffer can hold

	void Update(void);
};

#endif