Initial commit.

2014-01-31 08:23:00 +13:00
commit 08a613ed0e
322 changed files with 45306 additions and 0 deletions
@@ -0,0 +1,154 @@
+
+#ifndef GXSCENE_H
+#define GXSCENE_H
+
+#include <map>
+#include <d3d.h>
+
+#include "gxlight.h"
+
+class gxCanvas;
+
+class gxMesh;
+class gxLight;
+class gxGraphics;
+class gxTexture;
+
+class gxScene{
+public:
+	gxGraphics *graphics;
+	IDirect3DDevice7 *dir3dDev;
+
+	gxScene( gxGraphics *graphics,gxCanvas *target );
+	~gxScene();
+
+	void setEnabled( gxLight *light,bool enabled );
+
+	/***** GX INTERFACE *****/
+public:
+	enum{
+		MAX_TEXTURES=	8
+	};
+	enum{
+		FX_FULLBRIGHT=	0x0001,
+		FX_VERTEXCOLOR=	0x0002,
+		FX_FLATSHADED=	0x0004,
+		FX_NOFOG=		0x0008,
+		FX_DOUBLESIDED=	0x0010,
+		FX_VERTEXALPHA=	0x0020,
+
+		FX_ALPHATEST=	0x2000,
+		FX_CONDLIGHT=	0x4000,
+		FX_EMISSIVE=	0x8000
+	};
+	enum{
+		BLEND_REPLACE=	0,
+		BLEND_ALPHA=	1,
+		BLEND_MULTIPLY=	2,
+		BLEND_ADD=		3,
+		BLEND_DOT3=		4,
+		BLEND_MULTIPLY2=5,
+	};
+	enum{
+		ZMODE_NORMAL=	0,
+		ZMODE_DISABLE=	1,
+		ZMODE_CMPONLY=	2
+	};
+	enum{
+		FOG_NONE=		0,
+		FOG_LINEAR=		1
+	};
+	enum{
+		TEX_COORDS2=	0x0001
+	};
+	struct Matrix{
+		float elements[4][3];
+	};
+	struct RenderState{
+		float color[3];
+		float shininess,alpha;
+		int blend,fx;
+		struct TexState{
+			gxCanvas *canvas;
+			const Matrix *matrix;
+			int blend,flags;
+		}tex_states[MAX_TEXTURES];
+	};
+	
+	//state
+	int  hwTexUnits();
+	int  gfxDriverCaps3D();
+
+	void setWBuffer( bool enable );
+	void setHWMultiTex( bool enable );
+	void setDither( bool enable );
+	void setAntialias( bool enable );
+	void setWireframe( bool enable );
+	void setFlippedTris( bool enable );
+	void setAmbient( const float rgb[3] );
+	void setAmbient2( const float rgb[3] );
+	void setFogColor( const float rgb[3] );
+	void setFogRange( float nr,float fr );
+	void setFogMode( int mode );
+	void setZMode( int mode );
+	void setViewport( int x,int y,int w,int h );
+	void setOrthoProj( float nr,float fr,float nr_w,float nr_h );
+	void setPerspProj( float nr,float fr,float nr_w,float nr_h );
+	void setViewMatrix( const Matrix *matrix );
+	void setWorldMatrix( const Matrix *matrix );
+	void setRenderState( const RenderState &state );
+
+	//rendering
+	bool begin( const std::vector<gxLight*> &lights );
+	void clear( const float rgb[3],float alpha,float z,bool clear_argb,bool clear_z );
+	void render( gxMesh *mesh,int first_vert,int vert_cnt,int first_tri,int tri_cnt );
+	void end();
+
+	//lighting
+	gxLight *createLight( int flags );
+	void freeLight( gxLight *l );
+
+	//info
+	int getTrianglesDrawn()const;
+
+private:
+	gxCanvas *target;
+	bool wbuffer,dither,antialias,wireframe,flipped;
+	unsigned ambient,ambient2,fogcolor;
+	int caps_level,fogmode,zmode;
+	float fogrange_nr,fogrange_fr;
+	D3DVIEWPORT7 viewport;
+	bool ortho_proj;
+	float frustum_nr,frustum_fr,frustum_w,frustum_h;
+	D3DMATRIX projmatrix,viewmatrix,worldmatrix;
+	D3DMATRIX inv_viewmatrix;
+	D3DMATERIAL7 material;
+	float shininess;
+	int blend,fx;
+	struct TexState{
+		gxCanvas *canvas;
+		int blend,flags;
+		D3DMATRIX matrix;
+		bool mat_valid;
+	};
+	TexState texstate[MAX_TEXTURES];
+	int n_texs,tris_drawn;
+
+	std::set<gxLight*> _allLights;
+	std::vector<gxLight*> _curLights;
+
+	int d3d_rs[160];
+	int d3d_tss[8][32];
+
+	void setRS( int n,int t );
+	void setTSS( int n,int s,int t );
+
+	void setLights();
+	void setZMode();
+	void setAmbient();
+	void setFogMode();
+	void setTriCull();
+	void setTexState( int index,const TexState &state,bool set_blend );
+};
+
+#endif