19 //BASED ON GLIDE64 Implementation
21 u32 normal_address = 0;
23 void F3DCBFD_Vtx(u32 w0, u32 w1)
29 v0 = ((w0 >> 1)&0x7F) - n;
30 address = RSP_SegmentToPhysical(w1);
39 Vertex* vertex = (Vertex*)&RDRAM[address];
41 for (s32 i=0; i < n; i++)
44 #ifdef __TRIBUFFER_OPT
45 v = __indexmap_getnew(i, 1);
50 OGL.triangles.vertices[v].x = vertex->x;
51 OGL.triangles.vertices[v].y = vertex->y;
52 OGL.triangles.vertices[v].z = vertex->z;
53 OGL.triangles.vertices[v].w = 1.0f;
55 OGL.triangles.vertices[v].s = _FIXED2FLOAT(vertex->s, 5);
56 OGL.triangles.vertices[v].t = _FIXED2FLOAT(vertex->t, 5);
58 if (config.enableLighting && gSP.geometryMode & G_LIGHTING)
60 OGL.triangles.vertices[v].nx = ((s8*)RDRAM)[(normal_address + (i<<2) + (v0<<1) + 0)^3];
61 OGL.triangles.vertices[v].ny = ((s8*)RDRAM)[(normal_address + (i<<2) + (v0<<1) + 1)^3];
62 OGL.triangles.vertices[v].nz = (s8)(vertex->flag&0xff);
67 if (config.enableLighting && gSP.geometryMode & G_LIGHTING)
69 OGL.triangles.vertices[v].r = OGL.triangles.vertices[v].r * vertex->color.r * 0.0039215689f;
70 OGL.triangles.vertices[v].g = OGL.triangles.vertices[v].g * vertex->color.g * 0.0039215689f;
71 OGL.triangles.vertices[v].b = OGL.triangles.vertices[v].b * vertex->color.b * 0.0039215689f;
72 OGL.triangles.vertices[v].a = OGL.triangles.vertices[v].a * vertex->color.a * 0.0039215689f;
76 OGL.triangles.vertices[v].r = vertex->color.r * 0.0039215689f;
77 OGL.triangles.vertices[v].g = vertex->color.g * 0.0039215689f;
78 OGL.triangles.vertices[v].b = vertex->color.b * 0.0039215689f;
79 OGL.triangles.vertices[v].a = vertex->color.a * 0.0039215689f;
85 void F3DCBFD_MoveWord(u32 w0, u32 w1)
87 u8 index = (u8)((w0 >> 16) & 0xFF);
88 u16 offset = (u16)(w0 & 0xFFFF);
93 gSPNumLights(w1 / 48);
104 gSPSegment(_SHIFTR(offset, 2, 4), w1);
108 gSPFogFactor( (s16)_SHIFTR( w1, 16, 16 ), (s16)_SHIFTR( w1, 0, 16 ) );
111 case G_MV_COORDMOD: // moveword coord mod
119 #define F3DCBFD_MV_VIEWPORT 8
120 #define F3DCBFD_MV_LIGHT 10
121 #define F3DCBFD_MV_NORMAL 14
123 void F3DCBFD_MoveMem(u32 w0, u32 w1)
125 #ifdef __TRIBUFFER_OPT
128 switch (_SHIFTR( w0, 0, 8 ))
130 case F3DCBFD_MV_VIEWPORT:
134 case F3DCBFD_MV_LIGHT:
136 u32 offset = _SHIFTR( w0, 8, 8 ) << 3;
139 gSPLight( w1, (offset - 24) / 24);
144 case F3DCBFD_MV_NORMAL:
145 normal_address = RSP_SegmentToPhysical(w1);
151 void F3DCBFD_Tri4(u32 w0, u32 w1)
153 gSP4Triangles( _SHIFTR(w0, 23, 5), _SHIFTR(w0, 18, 5), (_SHIFTR(w0, 15, 3 ) << 2) | _SHIFTR(w1, 30, 2),
154 _SHIFTR(w0, 10, 5), _SHIFTR(w0, 5, 5), _SHIFTR(w1, 0, 5),
155 _SHIFTR(w1, 25, 5), _SHIFTR(w1, 20, 5), _SHIFTR(w1, 15, 5),
156 _SHIFTR(w1, 10, 5), _SHIFTR(w1, 5, 5), _SHIFTR(w1, 0, 5));
162 LOG(LOG_VERBOSE, "USING CBFD ucode!\n");
164 // Set GeometryMode flags
165 GBI_InitFlags(F3DEX2);
167 GBI.PCStackSize = 10;
169 // GBI Command Command Value Command Function
170 GBI_SetGBI( G_RDPHALF_2, F3DEX2_RDPHALF_2, F3D_RDPHalf_2 );
171 GBI_SetGBI( G_SETOTHERMODE_H, F3DEX2_SETOTHERMODE_H, F3DEX2_SetOtherMode_H );
172 GBI_SetGBI( G_SETOTHERMODE_L, F3DEX2_SETOTHERMODE_L, F3DEX2_SetOtherMode_L );
173 GBI_SetGBI( G_RDPHALF_1, F3DEX2_RDPHALF_1, F3D_RDPHalf_1 );
174 GBI_SetGBI( G_SPNOOP, F3DEX2_SPNOOP, F3D_SPNoOp );
175 GBI_SetGBI( G_ENDDL, F3DEX2_ENDDL, F3D_EndDL );
176 GBI_SetGBI( G_DL, F3DEX2_DL, F3D_DList );
177 GBI_SetGBI( G_LOAD_UCODE, F3DEX2_LOAD_UCODE, F3DEX_Load_uCode );
178 GBI_SetGBI( G_MOVEMEM, F3DEX2_MOVEMEM, F3DCBFD_MoveMem);
179 GBI_SetGBI( G_MOVEWORD, F3DEX2_MOVEWORD, F3DCBFD_MoveWord);
180 GBI_SetGBI( G_MTX, F3DEX2_MTX, F3DEX2_Mtx );
181 GBI_SetGBI( G_GEOMETRYMODE, F3DEX2_GEOMETRYMODE, F3DEX2_GeometryMode );
182 GBI_SetGBI( G_POPMTX, F3DEX2_POPMTX, F3DEX2_PopMtx );
183 GBI_SetGBI( G_TEXTURE, F3DEX2_TEXTURE, F3DEX2_Texture );
184 GBI_SetGBI( G_DMA_IO, F3DEX2_DMA_IO, F3DEX2_DMAIO );
185 GBI_SetGBI( G_SPECIAL_1, F3DEX2_SPECIAL_1, F3DEX2_Special_1 );
186 GBI_SetGBI( G_SPECIAL_2, F3DEX2_SPECIAL_2, F3DEX2_Special_2 );
187 GBI_SetGBI( G_SPECIAL_3, F3DEX2_SPECIAL_3, F3DEX2_Special_3 );
191 GBI_SetGBI(G_VTX, F3DEX2_VTX, F3DCBFD_Vtx);
192 GBI_SetGBI(G_MODIFYVTX, F3DEX2_MODIFYVTX, F3DEX_ModifyVtx);
193 GBI_SetGBI(G_CULLDL, F3DEX2_CULLDL, F3DEX_CullDL);
194 GBI_SetGBI(G_BRANCH_Z, F3DEX2_BRANCH_Z, F3DEX_Branch_Z);
195 GBI_SetGBI(G_TRI1, F3DEX2_TRI1, F3DEX2_Tri1);
196 GBI_SetGBI(G_TRI2, F3DEX2_TRI2, F3DEX_Tri2);
197 GBI_SetGBI(G_QUAD, F3DEX2_QUAD, F3DEX2_Quad);
198 // GBI_SetGBI( G_LINE3D, F3DEX2_LINE3D, F3DEX2_Line3D );
200 //for some reason glide64 maps TRI4 to these locations:
202 for(int i = 0x10; i <= 0x1F; i++)
204 GBI_SetGBI(G_TRI4, i, F3DCBFD_Tri4);
207 GBI_SetGBI( G_BG_1CYC, S2DEX2_BG_1CYC, S2DEX_BG_1Cyc);
208 GBI_SetGBI( G_BG_COPY, S2DEX2_BG_COPY, S2DEX_BG_Copy);
209 GBI_SetGBI( G_OBJ_RENDERMODE, S2DEX2_OBJ_RENDERMODE, S2DEX_Obj_RenderMode);