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-rw-r--r--libraries/irrlicht-1.8/source/Irrlicht/CTRTextureDetailMap2.cpp1318
1 files changed, 659 insertions, 659 deletions
diff --git a/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureDetailMap2.cpp b/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureDetailMap2.cpp
index 514383f..dc5d6ba 100644
--- a/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureDetailMap2.cpp
+++ b/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureDetailMap2.cpp
@@ -1,659 +1,659 @@
1// Copyright (C) 2002-2012 Nikolaus Gebhardt / Thomas Alten 1// Copyright (C) 2002-2012 Nikolaus Gebhardt / Thomas Alten
2// This file is part of the "Irrlicht Engine". 2// This file is part of the "Irrlicht Engine".
3// For conditions of distribution and use, see copyright notice in irrlicht.h 3// For conditions of distribution and use, see copyright notice in irrlicht.h
4 4
5#include "IrrCompileConfig.h" 5#include "IrrCompileConfig.h"
6#include "IBurningShader.h" 6#include "IBurningShader.h"
7 7
8#ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_ 8#ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_
9 9
10// compile flag for this file 10// compile flag for this file
11#undef USE_ZBUFFER 11#undef USE_ZBUFFER
12#undef IPOL_Z 12#undef IPOL_Z
13#undef CMP_Z 13#undef CMP_Z
14#undef WRITE_Z 14#undef WRITE_Z
15 15
16#undef IPOL_W 16#undef IPOL_W
17#undef CMP_W 17#undef CMP_W
18#undef WRITE_W 18#undef WRITE_W
19 19
20#undef SUBTEXEL 20#undef SUBTEXEL
21#undef INVERSE_W 21#undef INVERSE_W
22 22
23#undef IPOL_C0 23#undef IPOL_C0
24#undef IPOL_T0 24#undef IPOL_T0
25#undef IPOL_T1 25#undef IPOL_T1
26 26
27// define render case 27// define render case
28#define SUBTEXEL 28#define SUBTEXEL
29#define INVERSE_W 29#define INVERSE_W
30 30
31#define USE_ZBUFFER 31#define USE_ZBUFFER
32#define IPOL_W 32#define IPOL_W
33#define CMP_W 33#define CMP_W
34#define WRITE_W 34#define WRITE_W
35 35
36#define IPOL_C0 36#define IPOL_C0
37#define IPOL_T0 37#define IPOL_T0
38#define IPOL_T1 38#define IPOL_T1
39 39
40// apply global override 40// apply global override
41#ifndef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT 41#ifndef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT
42 #undef INVERSE_W 42 #undef INVERSE_W
43#endif 43#endif
44 44
45#ifndef SOFTWARE_DRIVER_2_SUBTEXEL 45#ifndef SOFTWARE_DRIVER_2_SUBTEXEL
46 #undef SUBTEXEL 46 #undef SUBTEXEL
47#endif 47#endif
48 48
49#ifndef SOFTWARE_DRIVER_2_USE_VERTEX_COLOR 49#ifndef SOFTWARE_DRIVER_2_USE_VERTEX_COLOR
50 #undef IPOL_C0 50 #undef IPOL_C0
51#endif 51#endif
52 52
53 53
54#if !defined ( SOFTWARE_DRIVER_2_USE_WBUFFER ) && defined ( USE_ZBUFFER ) 54#if !defined ( SOFTWARE_DRIVER_2_USE_WBUFFER ) && defined ( USE_ZBUFFER )
55 #ifndef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT 55 #ifndef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT
56 #undef IPOL_W 56 #undef IPOL_W
57 #endif 57 #endif
58 #define IPOL_Z 58 #define IPOL_Z
59 59
60 #ifdef CMP_W 60 #ifdef CMP_W
61 #undef CMP_W 61 #undef CMP_W
62 #define CMP_Z 62 #define CMP_Z
63 #endif 63 #endif
64 64
65 #ifdef WRITE_W 65 #ifdef WRITE_W
66 #undef WRITE_W 66 #undef WRITE_W
67 #define WRITE_Z 67 #define WRITE_Z
68 #endif 68 #endif
69 69
70#endif 70#endif
71 71
72 72
73namespace irr 73namespace irr
74{ 74{
75 75
76namespace video 76namespace video
77{ 77{
78 78
79class CTRTextureDetailMap2 : public IBurningShader 79class CTRTextureDetailMap2 : public IBurningShader
80{ 80{
81public: 81public:
82 82
83 //! constructor 83 //! constructor
84 CTRTextureDetailMap2(CBurningVideoDriver* driver); 84 CTRTextureDetailMap2(CBurningVideoDriver* driver);
85 85
86 //! draws an indexed triangle list 86 //! draws an indexed triangle list
87 virtual void drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ); 87 virtual void drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c );
88 88
89 89
90private: 90private:
91 void scanline_bilinear (); 91 void scanline_bilinear ();
92 sScanConvertData scan; 92 sScanConvertData scan;
93 sScanLineData line; 93 sScanLineData line;
94 94
95}; 95};
96 96
97//! constructor 97//! constructor
98CTRTextureDetailMap2::CTRTextureDetailMap2(CBurningVideoDriver* driver) 98CTRTextureDetailMap2::CTRTextureDetailMap2(CBurningVideoDriver* driver)
99: IBurningShader(driver) 99: IBurningShader(driver)
100{ 100{
101 #ifdef _DEBUG 101 #ifdef _DEBUG
102 setDebugName("CTRTextureDetailMap2"); 102 setDebugName("CTRTextureDetailMap2");
103 #endif 103 #endif
104} 104}
105 105
106 106
107 107
108/*! 108/*!
109*/ 109*/
110void CTRTextureDetailMap2::scanline_bilinear () 110void CTRTextureDetailMap2::scanline_bilinear ()
111{ 111{
112 tVideoSample *dst; 112 tVideoSample *dst;
113 113
114#ifdef USE_ZBUFFER 114#ifdef USE_ZBUFFER
115 fp24 *z; 115 fp24 *z;
116#endif 116#endif
117 117
118 s32 xStart; 118 s32 xStart;
119 s32 xEnd; 119 s32 xEnd;
120 s32 dx; 120 s32 dx;
121 121
122 122
123#ifdef SUBTEXEL 123#ifdef SUBTEXEL
124 f32 subPixel; 124 f32 subPixel;
125#endif 125#endif
126 126
127#ifdef IPOL_Z 127#ifdef IPOL_Z
128 f32 slopeZ; 128 f32 slopeZ;
129#endif 129#endif
130#ifdef IPOL_W 130#ifdef IPOL_W
131 fp24 slopeW; 131 fp24 slopeW;
132#endif 132#endif
133#ifdef IPOL_C0 133#ifdef IPOL_C0
134 sVec4 slopeC; 134 sVec4 slopeC;
135#endif 135#endif
136#ifdef IPOL_T0 136#ifdef IPOL_T0
137 sVec2 slopeT[BURNING_MATERIAL_MAX_TEXTURES]; 137 sVec2 slopeT[BURNING_MATERIAL_MAX_TEXTURES];
138#endif 138#endif
139 139
140 // apply top-left fill-convention, left 140 // apply top-left fill-convention, left
141 xStart = core::ceil32( line.x[0] ); 141 xStart = core::ceil32( line.x[0] );
142 xEnd = core::ceil32( line.x[1] ) - 1; 142 xEnd = core::ceil32( line.x[1] ) - 1;
143 143
144 dx = xEnd - xStart; 144 dx = xEnd - xStart;
145 145
146 if ( dx < 0 ) 146 if ( dx < 0 )
147 return; 147 return;
148 148
149 // slopes 149 // slopes
150 const f32 invDeltaX = core::reciprocal_approxim ( line.x[1] - line.x[0] ); 150 const f32 invDeltaX = core::reciprocal_approxim ( line.x[1] - line.x[0] );
151 151
152#ifdef IPOL_Z 152#ifdef IPOL_Z
153 slopeZ = (line.z[1] - line.z[0]) * invDeltaX; 153 slopeZ = (line.z[1] - line.z[0]) * invDeltaX;
154#endif 154#endif
155#ifdef IPOL_W 155#ifdef IPOL_W
156 slopeW = (line.w[1] - line.w[0]) * invDeltaX; 156 slopeW = (line.w[1] - line.w[0]) * invDeltaX;
157#endif 157#endif
158#ifdef IPOL_C0 158#ifdef IPOL_C0
159 slopeC = (line.c[0][1] - line.c[0][0]) * invDeltaX; 159 slopeC = (line.c[0][1] - line.c[0][0]) * invDeltaX;
160#endif 160#endif
161#ifdef IPOL_T0 161#ifdef IPOL_T0
162 slopeT[0] = (line.t[0][1] - line.t[0][0]) * invDeltaX; 162 slopeT[0] = (line.t[0][1] - line.t[0][0]) * invDeltaX;
163#endif 163#endif
164#ifdef IPOL_T1 164#ifdef IPOL_T1
165 slopeT[1] = (line.t[1][1] - line.t[1][0]) * invDeltaX; 165 slopeT[1] = (line.t[1][1] - line.t[1][0]) * invDeltaX;
166#endif 166#endif
167 167
168#ifdef SUBTEXEL 168#ifdef SUBTEXEL
169 subPixel = ( (f32) xStart ) - line.x[0]; 169 subPixel = ( (f32) xStart ) - line.x[0];
170#ifdef IPOL_Z 170#ifdef IPOL_Z
171 line.z[0] += slopeZ * subPixel; 171 line.z[0] += slopeZ * subPixel;
172#endif 172#endif
173#ifdef IPOL_W 173#ifdef IPOL_W
174 line.w[0] += slopeW * subPixel; 174 line.w[0] += slopeW * subPixel;
175#endif 175#endif
176#ifdef IPOL_C0 176#ifdef IPOL_C0
177 line.c[0][0] += slopeC * subPixel; 177 line.c[0][0] += slopeC * subPixel;
178#endif 178#endif
179#ifdef IPOL_T0 179#ifdef IPOL_T0
180 line.t[0][0] += slopeT[0] * subPixel; 180 line.t[0][0] += slopeT[0] * subPixel;
181#endif 181#endif
182#ifdef IPOL_T1 182#ifdef IPOL_T1
183 line.t[1][0] += slopeT[1] * subPixel; 183 line.t[1][0] += slopeT[1] * subPixel;
184#endif 184#endif
185#endif 185#endif
186 186
187 dst = (tVideoSample*)RenderTarget->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; 187 dst = (tVideoSample*)RenderTarget->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart;
188 188
189#ifdef USE_ZBUFFER 189#ifdef USE_ZBUFFER
190 z = (fp24*) DepthBuffer->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; 190 z = (fp24*) DepthBuffer->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart;
191#endif 191#endif
192 192
193 193
194#ifdef INVERSE_W 194#ifdef INVERSE_W
195 f32 inversew; 195 f32 inversew;
196#endif 196#endif
197 197
198 tFixPoint tx0, tx1; 198 tFixPoint tx0, tx1;
199 tFixPoint ty0, ty1; 199 tFixPoint ty0, ty1;
200 200
201 tFixPoint r0, g0, b0; 201 tFixPoint r0, g0, b0;
202 tFixPoint r1, g1, b1; 202 tFixPoint r1, g1, b1;
203 tFixPoint r2, g2, b2; 203 tFixPoint r2, g2, b2;
204 204
205 205
206 for ( s32 i = 0; i <= dx; ++i ) 206 for ( s32 i = 0; i <= dx; ++i )
207 { 207 {
208#ifdef CMP_Z 208#ifdef CMP_Z
209 if ( line.z[0] < z[i] ) 209 if ( line.z[0] < z[i] )
210#endif 210#endif
211#ifdef CMP_W 211#ifdef CMP_W
212 if ( line.w[0] >= z[i] ) 212 if ( line.w[0] >= z[i] )
213#endif 213#endif
214 214
215 { 215 {
216#ifdef INVERSE_W 216#ifdef INVERSE_W
217 inversew = fix_inverse32 ( line.w[0] ); 217 inversew = fix_inverse32 ( line.w[0] );
218 218
219 tx0 = tofix ( line.t[0][0].x,inversew); 219 tx0 = tofix ( line.t[0][0].x,inversew);
220 ty0 = tofix ( line.t[0][0].y,inversew); 220 ty0 = tofix ( line.t[0][0].y,inversew);
221 tx1 = tofix ( line.t[1][0].x,inversew); 221 tx1 = tofix ( line.t[1][0].x,inversew);
222 ty1 = tofix ( line.t[1][0].y,inversew); 222 ty1 = tofix ( line.t[1][0].y,inversew);
223 223
224#else 224#else
225 tx0 = tofix ( line.t[0][0].x ); 225 tx0 = tofix ( line.t[0][0].x );
226 ty0 = tofix ( line.t[0][0].y ); 226 ty0 = tofix ( line.t[0][0].y );
227 tx1 = tofix ( line.t[1][0].x ); 227 tx1 = tofix ( line.t[1][0].x );
228 ty1 = tofix ( line.t[1][0].y ); 228 ty1 = tofix ( line.t[1][0].y );
229#endif 229#endif
230 getSample_texture ( r0, g0, b0, &IT[0], tx0,ty0 ); 230 getSample_texture ( r0, g0, b0, &IT[0], tx0,ty0 );
231 getSample_texture ( r1, g1, b1, &IT[1], tx1,ty1 ); 231 getSample_texture ( r1, g1, b1, &IT[1], tx1,ty1 );
232 232
233 // bias half color 233 // bias half color
234 r1 += -FIX_POINT_HALF_COLOR; 234 r1 += -FIX_POINT_HALF_COLOR;
235 g1 += -FIX_POINT_HALF_COLOR; 235 g1 += -FIX_POINT_HALF_COLOR;
236 b1 += -FIX_POINT_HALF_COLOR; 236 b1 += -FIX_POINT_HALF_COLOR;
237 237
238 r2 = clampfix_mincolor ( clampfix_maxcolor ( r0 + r1 ) ); 238 r2 = clampfix_mincolor ( clampfix_maxcolor ( r0 + r1 ) );
239 g2 = clampfix_mincolor ( clampfix_maxcolor ( g0 + g1 ) ); 239 g2 = clampfix_mincolor ( clampfix_maxcolor ( g0 + g1 ) );
240 b2 = clampfix_mincolor ( clampfix_maxcolor ( b0 + b1 ) ); 240 b2 = clampfix_mincolor ( clampfix_maxcolor ( b0 + b1 ) );
241 241
242 dst[i] = fix_to_color ( r2, g2, b2 ); 242 dst[i] = fix_to_color ( r2, g2, b2 );
243 243
244#ifdef WRITE_Z 244#ifdef WRITE_Z
245 z[i] = line.z[0]; 245 z[i] = line.z[0];
246#endif 246#endif
247#ifdef WRITE_W 247#ifdef WRITE_W
248 z[i] = line.w[0]; 248 z[i] = line.w[0];
249#endif 249#endif
250 250
251 } 251 }
252 252
253#ifdef IPOL_Z 253#ifdef IPOL_Z
254 line.z[0] += slopeZ; 254 line.z[0] += slopeZ;
255#endif 255#endif
256#ifdef IPOL_W 256#ifdef IPOL_W
257 line.w[0] += slopeW; 257 line.w[0] += slopeW;
258#endif 258#endif
259#ifdef IPOL_C0 259#ifdef IPOL_C0
260 line.c[0][0] += slopeC; 260 line.c[0][0] += slopeC;
261#endif 261#endif
262#ifdef IPOL_T0 262#ifdef IPOL_T0
263 line.t[0][0] += slopeT[0]; 263 line.t[0][0] += slopeT[0];
264#endif 264#endif
265#ifdef IPOL_T1 265#ifdef IPOL_T1
266 line.t[1][0] += slopeT[1]; 266 line.t[1][0] += slopeT[1];
267#endif 267#endif
268 } 268 }
269 269
270} 270}
271 271
272void CTRTextureDetailMap2::drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ) 272void CTRTextureDetailMap2::drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c )
273{ 273{
274 // sort on height, y 274 // sort on height, y
275 if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b); 275 if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b);
276 if ( F32_A_GREATER_B ( b->Pos.y , c->Pos.y ) ) swapVertexPointer(&b, &c); 276 if ( F32_A_GREATER_B ( b->Pos.y , c->Pos.y ) ) swapVertexPointer(&b, &c);
277 if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b); 277 if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b);
278 278
279 const f32 ca = c->Pos.y - a->Pos.y; 279 const f32 ca = c->Pos.y - a->Pos.y;
280 const f32 ba = b->Pos.y - a->Pos.y; 280 const f32 ba = b->Pos.y - a->Pos.y;
281 const f32 cb = c->Pos.y - b->Pos.y; 281 const f32 cb = c->Pos.y - b->Pos.y;
282 // calculate delta y of the edges 282 // calculate delta y of the edges
283 scan.invDeltaY[0] = core::reciprocal( ca ); 283 scan.invDeltaY[0] = core::reciprocal( ca );
284 scan.invDeltaY[1] = core::reciprocal( ba ); 284 scan.invDeltaY[1] = core::reciprocal( ba );
285 scan.invDeltaY[2] = core::reciprocal( cb ); 285 scan.invDeltaY[2] = core::reciprocal( cb );
286 286
287 if ( F32_LOWER_EQUAL_0 ( scan.invDeltaY[0] ) ) 287 if ( F32_LOWER_EQUAL_0 ( scan.invDeltaY[0] ) )
288 return; 288 return;
289 289
290 // find if the major edge is left or right aligned 290 // find if the major edge is left or right aligned
291 f32 temp[4]; 291 f32 temp[4];
292 292
293 temp[0] = a->Pos.x - c->Pos.x; 293 temp[0] = a->Pos.x - c->Pos.x;
294 temp[1] = -ca; 294 temp[1] = -ca;
295 temp[2] = b->Pos.x - a->Pos.x; 295 temp[2] = b->Pos.x - a->Pos.x;
296 temp[3] = ba; 296 temp[3] = ba;
297 297
298 scan.left = ( temp[0] * temp[3] - temp[1] * temp[2] ) > 0.f ? 0 : 1; 298 scan.left = ( temp[0] * temp[3] - temp[1] * temp[2] ) > 0.f ? 0 : 1;
299 scan.right = 1 - scan.left; 299 scan.right = 1 - scan.left;
300 300
301 // calculate slopes for the major edge 301 // calculate slopes for the major edge
302 scan.slopeX[0] = (c->Pos.x - a->Pos.x) * scan.invDeltaY[0]; 302 scan.slopeX[0] = (c->Pos.x - a->Pos.x) * scan.invDeltaY[0];
303 scan.x[0] = a->Pos.x; 303 scan.x[0] = a->Pos.x;
304 304
305#ifdef IPOL_Z 305#ifdef IPOL_Z
306 scan.slopeZ[0] = (c->Pos.z - a->Pos.z) * scan.invDeltaY[0]; 306 scan.slopeZ[0] = (c->Pos.z - a->Pos.z) * scan.invDeltaY[0];
307 scan.z[0] = a->Pos.z; 307 scan.z[0] = a->Pos.z;
308#endif 308#endif
309 309
310#ifdef IPOL_W 310#ifdef IPOL_W
311 scan.slopeW[0] = (c->Pos.w - a->Pos.w) * scan.invDeltaY[0]; 311 scan.slopeW[0] = (c->Pos.w - a->Pos.w) * scan.invDeltaY[0];
312 scan.w[0] = a->Pos.w; 312 scan.w[0] = a->Pos.w;
313#endif 313#endif
314 314
315#ifdef IPOL_C0 315#ifdef IPOL_C0
316 scan.slopeC[0][0] = (c->Color[0] - a->Color[0]) * scan.invDeltaY[0]; 316 scan.slopeC[0][0] = (c->Color[0] - a->Color[0]) * scan.invDeltaY[0];
317 scan.c[0][0] = a->Color[0]; 317 scan.c[0][0] = a->Color[0];
318#endif 318#endif
319 319
320#ifdef IPOL_T0 320#ifdef IPOL_T0
321 scan.slopeT[0][0] = (c->Tex[0] - a->Tex[0]) * scan.invDeltaY[0]; 321 scan.slopeT[0][0] = (c->Tex[0] - a->Tex[0]) * scan.invDeltaY[0];
322 scan.t[0][0] = a->Tex[0]; 322 scan.t[0][0] = a->Tex[0];
323#endif 323#endif
324 324
325#ifdef IPOL_T1 325#ifdef IPOL_T1
326 scan.slopeT[1][0] = (c->Tex[1] - a->Tex[1]) * scan.invDeltaY[0]; 326 scan.slopeT[1][0] = (c->Tex[1] - a->Tex[1]) * scan.invDeltaY[0];
327 scan.t[1][0] = a->Tex[1]; 327 scan.t[1][0] = a->Tex[1];
328#endif 328#endif
329 329
330 // top left fill convention y run 330 // top left fill convention y run
331 s32 yStart; 331 s32 yStart;
332 s32 yEnd; 332 s32 yEnd;
333 333
334#ifdef SUBTEXEL 334#ifdef SUBTEXEL
335 f32 subPixel; 335 f32 subPixel;
336#endif 336#endif
337 337
338 // rasterize upper sub-triangle 338 // rasterize upper sub-triangle
339 if ( (f32) 0.0 != scan.invDeltaY[1] ) 339 if ( (f32) 0.0 != scan.invDeltaY[1] )
340 { 340 {
341 // calculate slopes for top edge 341 // calculate slopes for top edge
342 scan.slopeX[1] = (b->Pos.x - a->Pos.x) * scan.invDeltaY[1]; 342 scan.slopeX[1] = (b->Pos.x - a->Pos.x) * scan.invDeltaY[1];
343 scan.x[1] = a->Pos.x; 343 scan.x[1] = a->Pos.x;
344 344
345#ifdef IPOL_Z 345#ifdef IPOL_Z
346 scan.slopeZ[1] = (b->Pos.z - a->Pos.z) * scan.invDeltaY[1]; 346 scan.slopeZ[1] = (b->Pos.z - a->Pos.z) * scan.invDeltaY[1];
347 scan.z[1] = a->Pos.z; 347 scan.z[1] = a->Pos.z;
348#endif 348#endif
349 349
350#ifdef IPOL_W 350#ifdef IPOL_W
351 scan.slopeW[1] = (b->Pos.w - a->Pos.w) * scan.invDeltaY[1]; 351 scan.slopeW[1] = (b->Pos.w - a->Pos.w) * scan.invDeltaY[1];
352 scan.w[1] = a->Pos.w; 352 scan.w[1] = a->Pos.w;
353#endif 353#endif
354 354
355#ifdef IPOL_C0 355#ifdef IPOL_C0
356 scan.slopeC[0][1] = (b->Color[0] - a->Color[0]) * scan.invDeltaY[1]; 356 scan.slopeC[0][1] = (b->Color[0] - a->Color[0]) * scan.invDeltaY[1];
357 scan.c[0][1] = a->Color[0]; 357 scan.c[0][1] = a->Color[0];
358#endif 358#endif
359 359
360#ifdef IPOL_T0 360#ifdef IPOL_T0
361 scan.slopeT[0][1] = (b->Tex[0] - a->Tex[0]) * scan.invDeltaY[1]; 361 scan.slopeT[0][1] = (b->Tex[0] - a->Tex[0]) * scan.invDeltaY[1];
362 scan.t[0][1] = a->Tex[0]; 362 scan.t[0][1] = a->Tex[0];
363#endif 363#endif
364 364
365#ifdef IPOL_T1 365#ifdef IPOL_T1
366 scan.slopeT[1][1] = (b->Tex[1] - a->Tex[1]) * scan.invDeltaY[1]; 366 scan.slopeT[1][1] = (b->Tex[1] - a->Tex[1]) * scan.invDeltaY[1];
367 scan.t[1][1] = a->Tex[1]; 367 scan.t[1][1] = a->Tex[1];
368#endif 368#endif
369 369
370 // apply top-left fill convention, top part 370 // apply top-left fill convention, top part
371 yStart = core::ceil32( a->Pos.y ); 371 yStart = core::ceil32( a->Pos.y );
372 yEnd = core::ceil32( b->Pos.y ) - 1; 372 yEnd = core::ceil32( b->Pos.y ) - 1;
373 373
374#ifdef SUBTEXEL 374#ifdef SUBTEXEL
375 subPixel = ( (f32) yStart ) - a->Pos.y; 375 subPixel = ( (f32) yStart ) - a->Pos.y;
376 376
377 // correct to pixel center 377 // correct to pixel center
378 scan.x[0] += scan.slopeX[0] * subPixel; 378 scan.x[0] += scan.slopeX[0] * subPixel;
379 scan.x[1] += scan.slopeX[1] * subPixel; 379 scan.x[1] += scan.slopeX[1] * subPixel;
380 380
381#ifdef IPOL_Z 381#ifdef IPOL_Z
382 scan.z[0] += scan.slopeZ[0] * subPixel; 382 scan.z[0] += scan.slopeZ[0] * subPixel;
383 scan.z[1] += scan.slopeZ[1] * subPixel; 383 scan.z[1] += scan.slopeZ[1] * subPixel;
384#endif 384#endif
385 385
386#ifdef IPOL_W 386#ifdef IPOL_W
387 scan.w[0] += scan.slopeW[0] * subPixel; 387 scan.w[0] += scan.slopeW[0] * subPixel;
388 scan.w[1] += scan.slopeW[1] * subPixel; 388 scan.w[1] += scan.slopeW[1] * subPixel;
389#endif 389#endif
390 390
391#ifdef IPOL_C0 391#ifdef IPOL_C0
392 scan.c[0][0] += scan.slopeC[0][0] * subPixel; 392 scan.c[0][0] += scan.slopeC[0][0] * subPixel;
393 scan.c[0][1] += scan.slopeC[0][1] * subPixel; 393 scan.c[0][1] += scan.slopeC[0][1] * subPixel;
394#endif 394#endif
395 395
396#ifdef IPOL_T0 396#ifdef IPOL_T0
397 scan.t[0][0] += scan.slopeT[0][0] * subPixel; 397 scan.t[0][0] += scan.slopeT[0][0] * subPixel;
398 scan.t[0][1] += scan.slopeT[0][1] * subPixel; 398 scan.t[0][1] += scan.slopeT[0][1] * subPixel;
399#endif 399#endif
400 400
401#ifdef IPOL_T1 401#ifdef IPOL_T1
402 scan.t[1][0] += scan.slopeT[1][0] * subPixel; 402 scan.t[1][0] += scan.slopeT[1][0] * subPixel;
403 scan.t[1][1] += scan.slopeT[1][1] * subPixel; 403 scan.t[1][1] += scan.slopeT[1][1] * subPixel;
404#endif 404#endif
405 405
406#endif 406#endif
407 407
408 // rasterize the edge scanlines 408 // rasterize the edge scanlines
409 for( line.y = yStart; line.y <= yEnd; ++line.y) 409 for( line.y = yStart; line.y <= yEnd; ++line.y)
410 { 410 {
411 line.x[scan.left] = scan.x[0]; 411 line.x[scan.left] = scan.x[0];
412 line.x[scan.right] = scan.x[1]; 412 line.x[scan.right] = scan.x[1];
413 413
414#ifdef IPOL_Z 414#ifdef IPOL_Z
415 line.z[scan.left] = scan.z[0]; 415 line.z[scan.left] = scan.z[0];
416 line.z[scan.right] = scan.z[1]; 416 line.z[scan.right] = scan.z[1];
417#endif 417#endif
418 418
419#ifdef IPOL_W 419#ifdef IPOL_W
420 line.w[scan.left] = scan.w[0]; 420 line.w[scan.left] = scan.w[0];
421 line.w[scan.right] = scan.w[1]; 421 line.w[scan.right] = scan.w[1];
422#endif 422#endif
423 423
424#ifdef IPOL_C0 424#ifdef IPOL_C0
425 line.c[0][scan.left] = scan.c[0][0]; 425 line.c[0][scan.left] = scan.c[0][0];
426 line.c[0][scan.right] = scan.c[0][1]; 426 line.c[0][scan.right] = scan.c[0][1];
427#endif 427#endif
428 428
429#ifdef IPOL_T0 429#ifdef IPOL_T0
430 line.t[0][scan.left] = scan.t[0][0]; 430 line.t[0][scan.left] = scan.t[0][0];
431 line.t[0][scan.right] = scan.t[0][1]; 431 line.t[0][scan.right] = scan.t[0][1];
432#endif 432#endif
433 433
434#ifdef IPOL_T1 434#ifdef IPOL_T1
435 line.t[1][scan.left] = scan.t[1][0]; 435 line.t[1][scan.left] = scan.t[1][0];
436 line.t[1][scan.right] = scan.t[1][1]; 436 line.t[1][scan.right] = scan.t[1][1];
437#endif 437#endif
438 438
439 // render a scanline 439 // render a scanline
440 scanline_bilinear (); 440 scanline_bilinear ();
441 441
442 scan.x[0] += scan.slopeX[0]; 442 scan.x[0] += scan.slopeX[0];
443 scan.x[1] += scan.slopeX[1]; 443 scan.x[1] += scan.slopeX[1];
444 444
445#ifdef IPOL_Z 445#ifdef IPOL_Z
446 scan.z[0] += scan.slopeZ[0]; 446 scan.z[0] += scan.slopeZ[0];
447 scan.z[1] += scan.slopeZ[1]; 447 scan.z[1] += scan.slopeZ[1];
448#endif 448#endif
449 449
450#ifdef IPOL_W 450#ifdef IPOL_W
451 scan.w[0] += scan.slopeW[0]; 451 scan.w[0] += scan.slopeW[0];
452 scan.w[1] += scan.slopeW[1]; 452 scan.w[1] += scan.slopeW[1];
453#endif 453#endif
454 454
455#ifdef IPOL_C0 455#ifdef IPOL_C0
456 scan.c[0][0] += scan.slopeC[0][0]; 456 scan.c[0][0] += scan.slopeC[0][0];
457 scan.c[0][1] += scan.slopeC[0][1]; 457 scan.c[0][1] += scan.slopeC[0][1];
458#endif 458#endif
459 459
460#ifdef IPOL_T0 460#ifdef IPOL_T0
461 scan.t[0][0] += scan.slopeT[0][0]; 461 scan.t[0][0] += scan.slopeT[0][0];
462 scan.t[0][1] += scan.slopeT[0][1]; 462 scan.t[0][1] += scan.slopeT[0][1];
463#endif 463#endif
464 464
465#ifdef IPOL_T1 465#ifdef IPOL_T1
466 scan.t[1][0] += scan.slopeT[1][0]; 466 scan.t[1][0] += scan.slopeT[1][0];
467 scan.t[1][1] += scan.slopeT[1][1]; 467 scan.t[1][1] += scan.slopeT[1][1];
468#endif 468#endif
469 469
470 } 470 }
471 } 471 }
472 472
473 // rasterize lower sub-triangle 473 // rasterize lower sub-triangle
474 if ( (f32) 0.0 != scan.invDeltaY[2] ) 474 if ( (f32) 0.0 != scan.invDeltaY[2] )
475 { 475 {
476 // advance to middle point 476 // advance to middle point
477 if( (f32) 0.0 != scan.invDeltaY[1] ) 477 if( (f32) 0.0 != scan.invDeltaY[1] )
478 { 478 {
479 temp[0] = b->Pos.y - a->Pos.y; // dy 479 temp[0] = b->Pos.y - a->Pos.y; // dy
480 480
481 scan.x[0] = a->Pos.x + scan.slopeX[0] * temp[0]; 481 scan.x[0] = a->Pos.x + scan.slopeX[0] * temp[0];
482#ifdef IPOL_Z 482#ifdef IPOL_Z
483 scan.z[0] = a->Pos.z + scan.slopeZ[0] * temp[0]; 483 scan.z[0] = a->Pos.z + scan.slopeZ[0] * temp[0];
484#endif 484#endif
485#ifdef IPOL_W 485#ifdef IPOL_W
486 scan.w[0] = a->Pos.w + scan.slopeW[0] * temp[0]; 486 scan.w[0] = a->Pos.w + scan.slopeW[0] * temp[0];
487#endif 487#endif
488#ifdef IPOL_C0 488#ifdef IPOL_C0
489 scan.c[0][0] = a->Color[0] + scan.slopeC[0][0] * temp[0]; 489 scan.c[0][0] = a->Color[0] + scan.slopeC[0][0] * temp[0];
490#endif 490#endif
491#ifdef IPOL_T0 491#ifdef IPOL_T0
492 scan.t[0][0] = a->Tex[0] + scan.slopeT[0][0] * temp[0]; 492 scan.t[0][0] = a->Tex[0] + scan.slopeT[0][0] * temp[0];
493#endif 493#endif
494#ifdef IPOL_T1 494#ifdef IPOL_T1
495 scan.t[1][0] = a->Tex[1] + scan.slopeT[1][0] * temp[0]; 495 scan.t[1][0] = a->Tex[1] + scan.slopeT[1][0] * temp[0];
496#endif 496#endif
497 497
498 } 498 }
499 499
500 // calculate slopes for bottom edge 500 // calculate slopes for bottom edge
501 scan.slopeX[1] = (c->Pos.x - b->Pos.x) * scan.invDeltaY[2]; 501 scan.slopeX[1] = (c->Pos.x - b->Pos.x) * scan.invDeltaY[2];
502 scan.x[1] = b->Pos.x; 502 scan.x[1] = b->Pos.x;
503 503
504#ifdef IPOL_Z 504#ifdef IPOL_Z
505 scan.slopeZ[1] = (c->Pos.z - b->Pos.z) * scan.invDeltaY[2]; 505 scan.slopeZ[1] = (c->Pos.z - b->Pos.z) * scan.invDeltaY[2];
506 scan.z[1] = b->Pos.z; 506 scan.z[1] = b->Pos.z;
507#endif 507#endif
508 508
509#ifdef IPOL_W 509#ifdef IPOL_W
510 scan.slopeW[1] = (c->Pos.w - b->Pos.w) * scan.invDeltaY[2]; 510 scan.slopeW[1] = (c->Pos.w - b->Pos.w) * scan.invDeltaY[2];
511 scan.w[1] = b->Pos.w; 511 scan.w[1] = b->Pos.w;
512#endif 512#endif
513 513
514#ifdef IPOL_C0 514#ifdef IPOL_C0
515 scan.slopeC[0][1] = (c->Color[0] - b->Color[0]) * scan.invDeltaY[2]; 515 scan.slopeC[0][1] = (c->Color[0] - b->Color[0]) * scan.invDeltaY[2];
516 scan.c[0][1] = b->Color[0]; 516 scan.c[0][1] = b->Color[0];
517#endif 517#endif
518 518
519#ifdef IPOL_T0 519#ifdef IPOL_T0
520 scan.slopeT[0][1] = (c->Tex[0] - b->Tex[0]) * scan.invDeltaY[2]; 520 scan.slopeT[0][1] = (c->Tex[0] - b->Tex[0]) * scan.invDeltaY[2];
521 scan.t[0][1] = b->Tex[0]; 521 scan.t[0][1] = b->Tex[0];
522#endif 522#endif
523 523
524#ifdef IPOL_T1 524#ifdef IPOL_T1
525 scan.slopeT[1][1] = (c->Tex[1] - b->Tex[1]) * scan.invDeltaY[2]; 525 scan.slopeT[1][1] = (c->Tex[1] - b->Tex[1]) * scan.invDeltaY[2];
526 scan.t[1][1] = b->Tex[1]; 526 scan.t[1][1] = b->Tex[1];
527#endif 527#endif
528 528
529 // apply top-left fill convention, top part 529 // apply top-left fill convention, top part
530 yStart = core::ceil32( b->Pos.y ); 530 yStart = core::ceil32( b->Pos.y );
531 yEnd = core::ceil32( c->Pos.y ) - 1; 531 yEnd = core::ceil32( c->Pos.y ) - 1;
532 532
533#ifdef SUBTEXEL 533#ifdef SUBTEXEL
534 534
535 subPixel = ( (f32) yStart ) - b->Pos.y; 535 subPixel = ( (f32) yStart ) - b->Pos.y;
536 536
537 // correct to pixel center 537 // correct to pixel center
538 scan.x[0] += scan.slopeX[0] * subPixel; 538 scan.x[0] += scan.slopeX[0] * subPixel;
539 scan.x[1] += scan.slopeX[1] * subPixel; 539 scan.x[1] += scan.slopeX[1] * subPixel;
540 540
541#ifdef IPOL_Z 541#ifdef IPOL_Z
542 scan.z[0] += scan.slopeZ[0] * subPixel; 542 scan.z[0] += scan.slopeZ[0] * subPixel;
543 scan.z[1] += scan.slopeZ[1] * subPixel; 543 scan.z[1] += scan.slopeZ[1] * subPixel;
544#endif 544#endif
545 545
546#ifdef IPOL_W 546#ifdef IPOL_W
547 scan.w[0] += scan.slopeW[0] * subPixel; 547 scan.w[0] += scan.slopeW[0] * subPixel;
548 scan.w[1] += scan.slopeW[1] * subPixel; 548 scan.w[1] += scan.slopeW[1] * subPixel;
549#endif 549#endif
550 550
551#ifdef IPOL_C0 551#ifdef IPOL_C0
552 scan.c[0][0] += scan.slopeC[0][0] * subPixel; 552 scan.c[0][0] += scan.slopeC[0][0] * subPixel;
553 scan.c[0][1] += scan.slopeC[0][1] * subPixel; 553 scan.c[0][1] += scan.slopeC[0][1] * subPixel;
554#endif 554#endif
555 555
556#ifdef IPOL_T0 556#ifdef IPOL_T0
557 scan.t[0][0] += scan.slopeT[0][0] * subPixel; 557 scan.t[0][0] += scan.slopeT[0][0] * subPixel;
558 scan.t[0][1] += scan.slopeT[0][1] * subPixel; 558 scan.t[0][1] += scan.slopeT[0][1] * subPixel;
559#endif 559#endif
560 560
561#ifdef IPOL_T1 561#ifdef IPOL_T1
562 scan.t[1][0] += scan.slopeT[1][0] * subPixel; 562 scan.t[1][0] += scan.slopeT[1][0] * subPixel;
563 scan.t[1][1] += scan.slopeT[1][1] * subPixel; 563 scan.t[1][1] += scan.slopeT[1][1] * subPixel;
564#endif 564#endif
565 565
566#endif 566#endif
567 567
568 // rasterize the edge scanlines 568 // rasterize the edge scanlines
569 for( line.y = yStart; line.y <= yEnd; ++line.y) 569 for( line.y = yStart; line.y <= yEnd; ++line.y)
570 { 570 {
571 line.x[scan.left] = scan.x[0]; 571 line.x[scan.left] = scan.x[0];
572 line.x[scan.right] = scan.x[1]; 572 line.x[scan.right] = scan.x[1];
573 573
574#ifdef IPOL_Z 574#ifdef IPOL_Z
575 line.z[scan.left] = scan.z[0]; 575 line.z[scan.left] = scan.z[0];
576 line.z[scan.right] = scan.z[1]; 576 line.z[scan.right] = scan.z[1];
577#endif 577#endif
578 578
579#ifdef IPOL_W 579#ifdef IPOL_W
580 line.w[scan.left] = scan.w[0]; 580 line.w[scan.left] = scan.w[0];
581 line.w[scan.right] = scan.w[1]; 581 line.w[scan.right] = scan.w[1];
582#endif 582#endif
583 583
584#ifdef IPOL_C0 584#ifdef IPOL_C0
585 line.c[0][scan.left] = scan.c[0][0]; 585 line.c[0][scan.left] = scan.c[0][0];
586 line.c[0][scan.right] = scan.c[0][1]; 586 line.c[0][scan.right] = scan.c[0][1];
587#endif 587#endif
588 588
589#ifdef IPOL_T0 589#ifdef IPOL_T0
590 line.t[0][scan.left] = scan.t[0][0]; 590 line.t[0][scan.left] = scan.t[0][0];
591 line.t[0][scan.right] = scan.t[0][1]; 591 line.t[0][scan.right] = scan.t[0][1];
592#endif 592#endif
593 593
594#ifdef IPOL_T1 594#ifdef IPOL_T1
595 line.t[1][scan.left] = scan.t[1][0]; 595 line.t[1][scan.left] = scan.t[1][0];
596 line.t[1][scan.right] = scan.t[1][1]; 596 line.t[1][scan.right] = scan.t[1][1];
597#endif 597#endif
598 598
599 // render a scanline 599 // render a scanline
600 scanline_bilinear (); 600 scanline_bilinear ();
601 601
602 scan.x[0] += scan.slopeX[0]; 602 scan.x[0] += scan.slopeX[0];
603 scan.x[1] += scan.slopeX[1]; 603 scan.x[1] += scan.slopeX[1];
604 604
605#ifdef IPOL_Z 605#ifdef IPOL_Z
606 scan.z[0] += scan.slopeZ[0]; 606 scan.z[0] += scan.slopeZ[0];
607 scan.z[1] += scan.slopeZ[1]; 607 scan.z[1] += scan.slopeZ[1];
608#endif 608#endif
609 609
610#ifdef IPOL_W 610#ifdef IPOL_W
611 scan.w[0] += scan.slopeW[0]; 611 scan.w[0] += scan.slopeW[0];
612 scan.w[1] += scan.slopeW[1]; 612 scan.w[1] += scan.slopeW[1];
613#endif 613#endif
614 614
615#ifdef IPOL_C0 615#ifdef IPOL_C0
616 scan.c[0][0] += scan.slopeC[0][0]; 616 scan.c[0][0] += scan.slopeC[0][0];
617 scan.c[0][1] += scan.slopeC[0][1]; 617 scan.c[0][1] += scan.slopeC[0][1];
618#endif 618#endif
619 619
620#ifdef IPOL_T0 620#ifdef IPOL_T0
621 scan.t[0][0] += scan.slopeT[0][0]; 621 scan.t[0][0] += scan.slopeT[0][0];
622 scan.t[0][1] += scan.slopeT[0][1]; 622 scan.t[0][1] += scan.slopeT[0][1];
623#endif 623#endif
624 624
625#ifdef IPOL_T1 625#ifdef IPOL_T1
626 scan.t[1][0] += scan.slopeT[1][0]; 626 scan.t[1][0] += scan.slopeT[1][0];
627 scan.t[1][1] += scan.slopeT[1][1]; 627 scan.t[1][1] += scan.slopeT[1][1];
628#endif 628#endif
629 629
630 } 630 }
631 } 631 }
632 632
633} 633}
634 634
635} // end namespace video 635} // end namespace video
636} // end namespace irr 636} // end namespace irr
637 637
638#endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ 638#endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_
639 639
640namespace irr 640namespace irr
641{ 641{
642namespace video 642namespace video
643{ 643{
644 644
645//! creates a flat triangle renderer 645//! creates a flat triangle renderer
646IBurningShader* createTriangleRendererTextureDetailMap2(CBurningVideoDriver* driver) 646IBurningShader* createTriangleRendererTextureDetailMap2(CBurningVideoDriver* driver)
647{ 647{
648 #ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_ 648 #ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_
649 return new CTRTextureDetailMap2(driver); 649 return new CTRTextureDetailMap2(driver);
650 #else 650 #else
651 return 0; 651 return 0;
652 #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ 652 #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_
653} 653}
654 654
655 655
656} // end namespace video 656} // end namespace video
657} // end namespace irr 657} // end namespace irr
658 658
659 659
generated by cgit v1.1 at 2024-07-06 17:13:17 +0000