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author | David Walter Seikel | 2013-01-13 18:54:10 +1000 |
---|---|---|
committer | David Walter Seikel | 2013-01-13 18:54:10 +1000 |
commit | 959831f4ef5a3e797f576c3de08cd65032c997ad (patch) | |
tree | e7351908be5995f0b325b2ebeaa02d5a34b82583 /libraries/irrlicht-1.8/source/Irrlicht/CTRGouraud2.cpp | |
parent | Add info about changes to Irrlicht. (diff) | |
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Remove damned ancient DOS line endings from Irrlicht. Hopefully I did not go overboard.
Diffstat (limited to '')
-rw-r--r-- | libraries/irrlicht-1.8/source/Irrlicht/CTRGouraud2.cpp | 1290 |
1 files changed, 645 insertions, 645 deletions
diff --git a/libraries/irrlicht-1.8/source/Irrlicht/CTRGouraud2.cpp b/libraries/irrlicht-1.8/source/Irrlicht/CTRGouraud2.cpp index 48ed4d1..5d0b69f 100644 --- a/libraries/irrlicht-1.8/source/Irrlicht/CTRGouraud2.cpp +++ b/libraries/irrlicht-1.8/source/Irrlicht/CTRGouraud2.cpp | |||
@@ -1,645 +1,645 @@ | |||
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 | #if !defined ( SOFTWARE_DRIVER_2_USE_WBUFFER ) && defined ( USE_ZBUFFER ) | 53 | #if !defined ( SOFTWARE_DRIVER_2_USE_WBUFFER ) && defined ( USE_ZBUFFER ) |
54 | #ifndef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT | 54 | #ifndef SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT |
55 | #undef IPOL_W | 55 | #undef IPOL_W |
56 | #endif | 56 | #endif |
57 | #define IPOL_Z | 57 | #define IPOL_Z |
58 | 58 | ||
59 | #ifdef CMP_W | 59 | #ifdef CMP_W |
60 | #undef CMP_W | 60 | #undef CMP_W |
61 | #define CMP_Z | 61 | #define CMP_Z |
62 | #endif | 62 | #endif |
63 | 63 | ||
64 | #ifdef WRITE_W | 64 | #ifdef WRITE_W |
65 | #undef WRITE_W | 65 | #undef WRITE_W |
66 | #define WRITE_Z | 66 | #define WRITE_Z |
67 | #endif | 67 | #endif |
68 | 68 | ||
69 | #endif | 69 | #endif |
70 | 70 | ||
71 | 71 | ||
72 | namespace irr | 72 | namespace irr |
73 | { | 73 | { |
74 | 74 | ||
75 | namespace video | 75 | namespace video |
76 | { | 76 | { |
77 | 77 | ||
78 | class CTRGouraud2 : public IBurningShader | 78 | class CTRGouraud2 : public IBurningShader |
79 | { | 79 | { |
80 | public: | 80 | public: |
81 | 81 | ||
82 | //! constructor | 82 | //! constructor |
83 | CTRGouraud2(CBurningVideoDriver* driver); | 83 | CTRGouraud2(CBurningVideoDriver* driver); |
84 | 84 | ||
85 | //! draws an indexed triangle list | 85 | //! draws an indexed triangle list |
86 | virtual void drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ); | 86 | virtual void drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ); |
87 | 87 | ||
88 | 88 | ||
89 | private: | 89 | private: |
90 | void scanline_bilinear (); | 90 | void scanline_bilinear (); |
91 | sScanConvertData scan; | 91 | sScanConvertData scan; |
92 | sScanLineData line; | 92 | sScanLineData line; |
93 | 93 | ||
94 | }; | 94 | }; |
95 | 95 | ||
96 | //! constructor | 96 | //! constructor |
97 | CTRGouraud2::CTRGouraud2(CBurningVideoDriver* driver) | 97 | CTRGouraud2::CTRGouraud2(CBurningVideoDriver* driver) |
98 | : IBurningShader(driver) | 98 | : IBurningShader(driver) |
99 | { | 99 | { |
100 | #ifdef _DEBUG | 100 | #ifdef _DEBUG |
101 | setDebugName("CTRGouraud2"); | 101 | setDebugName("CTRGouraud2"); |
102 | #endif | 102 | #endif |
103 | } | 103 | } |
104 | 104 | ||
105 | 105 | ||
106 | 106 | ||
107 | /*! | 107 | /*! |
108 | */ | 108 | */ |
109 | void CTRGouraud2::scanline_bilinear () | 109 | void CTRGouraud2::scanline_bilinear () |
110 | { | 110 | { |
111 | tVideoSample *dst; | 111 | tVideoSample *dst; |
112 | 112 | ||
113 | #ifdef USE_ZBUFFER | 113 | #ifdef USE_ZBUFFER |
114 | fp24 *z; | 114 | fp24 *z; |
115 | #endif | 115 | #endif |
116 | 116 | ||
117 | s32 xStart; | 117 | s32 xStart; |
118 | s32 xEnd; | 118 | s32 xEnd; |
119 | s32 dx; | 119 | s32 dx; |
120 | 120 | ||
121 | #ifdef SUBTEXEL | 121 | #ifdef SUBTEXEL |
122 | f32 subPixel; | 122 | f32 subPixel; |
123 | #endif | 123 | #endif |
124 | 124 | ||
125 | #ifdef IPOL_Z | 125 | #ifdef IPOL_Z |
126 | f32 slopeZ; | 126 | f32 slopeZ; |
127 | #endif | 127 | #endif |
128 | #ifdef IPOL_W | 128 | #ifdef IPOL_W |
129 | fp24 slopeW; | 129 | fp24 slopeW; |
130 | #endif | 130 | #endif |
131 | #ifdef IPOL_C0 | 131 | #ifdef IPOL_C0 |
132 | sVec4 slopeC; | 132 | sVec4 slopeC; |
133 | #endif | 133 | #endif |
134 | #ifdef IPOL_T0 | 134 | #ifdef IPOL_T0 |
135 | sVec2 slopeT[BURNING_MATERIAL_MAX_TEXTURES]; | 135 | sVec2 slopeT[BURNING_MATERIAL_MAX_TEXTURES]; |
136 | #endif | 136 | #endif |
137 | 137 | ||
138 | // apply top-left fill-convention, left | 138 | // apply top-left fill-convention, left |
139 | xStart = core::ceil32( line.x[0] ); | 139 | xStart = core::ceil32( line.x[0] ); |
140 | xEnd = core::ceil32( line.x[1] ) - 1; | 140 | xEnd = core::ceil32( line.x[1] ) - 1; |
141 | 141 | ||
142 | dx = xEnd - xStart; | 142 | dx = xEnd - xStart; |
143 | 143 | ||
144 | if ( dx < 0 ) | 144 | if ( dx < 0 ) |
145 | return; | 145 | return; |
146 | 146 | ||
147 | // slopes | 147 | // slopes |
148 | const f32 invDeltaX = core::reciprocal_approxim ( line.x[1] - line.x[0] ); | 148 | const f32 invDeltaX = core::reciprocal_approxim ( line.x[1] - line.x[0] ); |
149 | 149 | ||
150 | #ifdef IPOL_Z | 150 | #ifdef IPOL_Z |
151 | slopeZ = (line.z[1] - line.z[0]) * invDeltaX; | 151 | slopeZ = (line.z[1] - line.z[0]) * invDeltaX; |
152 | #endif | 152 | #endif |
153 | #ifdef IPOL_W | 153 | #ifdef IPOL_W |
154 | slopeW = (line.w[1] - line.w[0]) * invDeltaX; | 154 | slopeW = (line.w[1] - line.w[0]) * invDeltaX; |
155 | #endif | 155 | #endif |
156 | #ifdef IPOL_C0 | 156 | #ifdef IPOL_C0 |
157 | slopeC = (line.c[0][1] - line.c[0][0]) * invDeltaX; | 157 | slopeC = (line.c[0][1] - line.c[0][0]) * invDeltaX; |
158 | #endif | 158 | #endif |
159 | #ifdef IPOL_T0 | 159 | #ifdef IPOL_T0 |
160 | slopeT[0] = (line.t[0][1] - line.t[0][0]) * invDeltaX; | 160 | slopeT[0] = (line.t[0][1] - line.t[0][0]) * invDeltaX; |
161 | #endif | 161 | #endif |
162 | #ifdef IPOL_T1 | 162 | #ifdef IPOL_T1 |
163 | slopeT[1] = (line.t[1][1] - line.t[1][0]) * invDeltaX; | 163 | slopeT[1] = (line.t[1][1] - line.t[1][0]) * invDeltaX; |
164 | #endif | 164 | #endif |
165 | 165 | ||
166 | #ifdef SUBTEXEL | 166 | #ifdef SUBTEXEL |
167 | subPixel = ( (f32) xStart ) - line.x[0]; | 167 | subPixel = ( (f32) xStart ) - line.x[0]; |
168 | #ifdef IPOL_Z | 168 | #ifdef IPOL_Z |
169 | line.z[0] += slopeZ * subPixel; | 169 | line.z[0] += slopeZ * subPixel; |
170 | #endif | 170 | #endif |
171 | #ifdef IPOL_W | 171 | #ifdef IPOL_W |
172 | line.w[0] += slopeW * subPixel; | 172 | line.w[0] += slopeW * subPixel; |
173 | #endif | 173 | #endif |
174 | #ifdef IPOL_C0 | 174 | #ifdef IPOL_C0 |
175 | line.c[0][0] += slopeC * subPixel; | 175 | line.c[0][0] += slopeC * subPixel; |
176 | #endif | 176 | #endif |
177 | #ifdef IPOL_T0 | 177 | #ifdef IPOL_T0 |
178 | line.t[0][0] += slopeT[0] * subPixel; | 178 | line.t[0][0] += slopeT[0] * subPixel; |
179 | #endif | 179 | #endif |
180 | #ifdef IPOL_T1 | 180 | #ifdef IPOL_T1 |
181 | line.t[1][0] += slopeT[1] * subPixel; | 181 | line.t[1][0] += slopeT[1] * subPixel; |
182 | #endif | 182 | #endif |
183 | #endif | 183 | #endif |
184 | 184 | ||
185 | dst = (tVideoSample*)RenderTarget->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; | 185 | dst = (tVideoSample*)RenderTarget->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; |
186 | 186 | ||
187 | #ifdef USE_ZBUFFER | 187 | #ifdef USE_ZBUFFER |
188 | z = (fp24*) DepthBuffer->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; | 188 | z = (fp24*) DepthBuffer->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; |
189 | #endif | 189 | #endif |
190 | 190 | ||
191 | 191 | ||
192 | 192 | ||
193 | #ifdef IPOL_C0 | 193 | #ifdef IPOL_C0 |
194 | tFixPoint r0, g0, b0; | 194 | tFixPoint r0, g0, b0; |
195 | 195 | ||
196 | #ifdef INVERSE_W | 196 | #ifdef INVERSE_W |
197 | f32 inversew; | 197 | f32 inversew; |
198 | #endif | 198 | #endif |
199 | 199 | ||
200 | #endif | 200 | #endif |
201 | 201 | ||
202 | for ( s32 i = 0; i <= dx; ++i ) | 202 | for ( s32 i = 0; i <= dx; ++i ) |
203 | { | 203 | { |
204 | #ifdef CMP_Z | 204 | #ifdef CMP_Z |
205 | if ( line.z[0] < z[i] ) | 205 | if ( line.z[0] < z[i] ) |
206 | #endif | 206 | #endif |
207 | #ifdef CMP_W | 207 | #ifdef CMP_W |
208 | if ( line.w[0] >= z[i] ) | 208 | if ( line.w[0] >= z[i] ) |
209 | #endif | 209 | #endif |
210 | 210 | ||
211 | { | 211 | { |
212 | #ifdef IPOL_C0 | 212 | #ifdef IPOL_C0 |
213 | #ifdef INVERSE_W | 213 | #ifdef INVERSE_W |
214 | inversew = core::reciprocal ( line.w[0] ); | 214 | inversew = core::reciprocal ( line.w[0] ); |
215 | 215 | ||
216 | getSample_color ( r0, g0, b0, line.c[0][0] * inversew ); | 216 | getSample_color ( r0, g0, b0, line.c[0][0] * inversew ); |
217 | #else | 217 | #else |
218 | getSample_color ( r0, g0, b0, line.c[0][0] ); | 218 | getSample_color ( r0, g0, b0, line.c[0][0] ); |
219 | #endif | 219 | #endif |
220 | 220 | ||
221 | dst[i] = fix_to_color ( r0, g0, b0 ); | 221 | dst[i] = fix_to_color ( r0, g0, b0 ); |
222 | #else | 222 | #else |
223 | dst[i] = COLOR_BRIGHT_WHITE; | 223 | dst[i] = COLOR_BRIGHT_WHITE; |
224 | #endif | 224 | #endif |
225 | 225 | ||
226 | #ifdef WRITE_Z | 226 | #ifdef WRITE_Z |
227 | z[i] = line.z[0]; | 227 | z[i] = line.z[0]; |
228 | #endif | 228 | #endif |
229 | #ifdef WRITE_W | 229 | #ifdef WRITE_W |
230 | z[i] = line.w[0]; | 230 | z[i] = line.w[0]; |
231 | #endif | 231 | #endif |
232 | 232 | ||
233 | } | 233 | } |
234 | 234 | ||
235 | #ifdef IPOL_Z | 235 | #ifdef IPOL_Z |
236 | line.z[0] += slopeZ; | 236 | line.z[0] += slopeZ; |
237 | #endif | 237 | #endif |
238 | #ifdef IPOL_W | 238 | #ifdef IPOL_W |
239 | line.w[0] += slopeW; | 239 | line.w[0] += slopeW; |
240 | #endif | 240 | #endif |
241 | #ifdef IPOL_C0 | 241 | #ifdef IPOL_C0 |
242 | line.c[0][0] += slopeC; | 242 | line.c[0][0] += slopeC; |
243 | #endif | 243 | #endif |
244 | #ifdef IPOL_T0 | 244 | #ifdef IPOL_T0 |
245 | line.t[0][0] += slopeT[0]; | 245 | line.t[0][0] += slopeT[0]; |
246 | #endif | 246 | #endif |
247 | #ifdef IPOL_T1 | 247 | #ifdef IPOL_T1 |
248 | line.t[1][0] += slopeT[1]; | 248 | line.t[1][0] += slopeT[1]; |
249 | #endif | 249 | #endif |
250 | } | 250 | } |
251 | 251 | ||
252 | } | 252 | } |
253 | 253 | ||
254 | void CTRGouraud2::drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ) | 254 | void CTRGouraud2::drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ) |
255 | { | 255 | { |
256 | // sort on height, y | 256 | // sort on height, y |
257 | if ( a->Pos.y > b->Pos.y ) swapVertexPointer(&a, &b); | 257 | if ( a->Pos.y > b->Pos.y ) swapVertexPointer(&a, &b); |
258 | if ( a->Pos.y > c->Pos.y ) swapVertexPointer(&a, &c); | 258 | if ( a->Pos.y > c->Pos.y ) swapVertexPointer(&a, &c); |
259 | if ( b->Pos.y > c->Pos.y ) swapVertexPointer(&b, &c); | 259 | if ( b->Pos.y > c->Pos.y ) swapVertexPointer(&b, &c); |
260 | 260 | ||
261 | const f32 ca = c->Pos.y - a->Pos.y; | 261 | const f32 ca = c->Pos.y - a->Pos.y; |
262 | const f32 ba = b->Pos.y - a->Pos.y; | 262 | const f32 ba = b->Pos.y - a->Pos.y; |
263 | const f32 cb = c->Pos.y - b->Pos.y; | 263 | const f32 cb = c->Pos.y - b->Pos.y; |
264 | // calculate delta y of the edges | 264 | // calculate delta y of the edges |
265 | scan.invDeltaY[0] = core::reciprocal( ca ); | 265 | scan.invDeltaY[0] = core::reciprocal( ca ); |
266 | scan.invDeltaY[1] = core::reciprocal( ba ); | 266 | scan.invDeltaY[1] = core::reciprocal( ba ); |
267 | scan.invDeltaY[2] = core::reciprocal( cb ); | 267 | scan.invDeltaY[2] = core::reciprocal( cb ); |
268 | 268 | ||
269 | if ( F32_LOWER_EQUAL_0 ( scan.invDeltaY[0] ) ) | 269 | if ( F32_LOWER_EQUAL_0 ( scan.invDeltaY[0] ) ) |
270 | return; | 270 | return; |
271 | 271 | ||
272 | // find if the major edge is left or right aligned | 272 | // find if the major edge is left or right aligned |
273 | f32 temp[4]; | 273 | f32 temp[4]; |
274 | 274 | ||
275 | temp[0] = a->Pos.x - c->Pos.x; | 275 | temp[0] = a->Pos.x - c->Pos.x; |
276 | temp[1] = -ca; | 276 | temp[1] = -ca; |
277 | temp[2] = b->Pos.x - a->Pos.x; | 277 | temp[2] = b->Pos.x - a->Pos.x; |
278 | temp[3] = ba; | 278 | temp[3] = ba; |
279 | 279 | ||
280 | scan.left = ( temp[0] * temp[3] - temp[1] * temp[2] ) > 0.f ? 0 : 1; | 280 | scan.left = ( temp[0] * temp[3] - temp[1] * temp[2] ) > 0.f ? 0 : 1; |
281 | scan.right = 1 - scan.left; | 281 | scan.right = 1 - scan.left; |
282 | 282 | ||
283 | // calculate slopes for the major edge | 283 | // calculate slopes for the major edge |
284 | scan.slopeX[0] = (c->Pos.x - a->Pos.x) * scan.invDeltaY[0]; | 284 | scan.slopeX[0] = (c->Pos.x - a->Pos.x) * scan.invDeltaY[0]; |
285 | scan.x[0] = a->Pos.x; | 285 | scan.x[0] = a->Pos.x; |
286 | 286 | ||
287 | #ifdef IPOL_Z | 287 | #ifdef IPOL_Z |
288 | scan.slopeZ[0] = (c->Pos.z - a->Pos.z) * scan.invDeltaY[0]; | 288 | scan.slopeZ[0] = (c->Pos.z - a->Pos.z) * scan.invDeltaY[0]; |
289 | scan.z[0] = a->Pos.z; | 289 | scan.z[0] = a->Pos.z; |
290 | #endif | 290 | #endif |
291 | 291 | ||
292 | #ifdef IPOL_W | 292 | #ifdef IPOL_W |
293 | scan.slopeW[0] = (c->Pos.w - a->Pos.w) * scan.invDeltaY[0]; | 293 | scan.slopeW[0] = (c->Pos.w - a->Pos.w) * scan.invDeltaY[0]; |
294 | scan.w[0] = a->Pos.w; | 294 | scan.w[0] = a->Pos.w; |
295 | #endif | 295 | #endif |
296 | 296 | ||
297 | #ifdef IPOL_C0 | 297 | #ifdef IPOL_C0 |
298 | scan.slopeC[0][0] = (c->Color[0] - a->Color[0]) * scan.invDeltaY[0]; | 298 | scan.slopeC[0][0] = (c->Color[0] - a->Color[0]) * scan.invDeltaY[0]; |
299 | scan.c[0][0] = a->Color[0]; | 299 | scan.c[0][0] = a->Color[0]; |
300 | #endif | 300 | #endif |
301 | 301 | ||
302 | #ifdef IPOL_T0 | 302 | #ifdef IPOL_T0 |
303 | scan.slopeT[0][0] = (c->Tex[0] - a->Tex[0]) * scan.invDeltaY[0]; | 303 | scan.slopeT[0][0] = (c->Tex[0] - a->Tex[0]) * scan.invDeltaY[0]; |
304 | scan.t[0][0] = a->Tex[0]; | 304 | scan.t[0][0] = a->Tex[0]; |
305 | #endif | 305 | #endif |
306 | 306 | ||
307 | #ifdef IPOL_T1 | 307 | #ifdef IPOL_T1 |
308 | scan.slopeT[1][0] = (c->Tex[1] - a->Tex[1]) * scan.invDeltaY[0]; | 308 | scan.slopeT[1][0] = (c->Tex[1] - a->Tex[1]) * scan.invDeltaY[0]; |
309 | scan.t[1][0] = a->Tex[1]; | 309 | scan.t[1][0] = a->Tex[1]; |
310 | #endif | 310 | #endif |
311 | 311 | ||
312 | // top left fill convention y run | 312 | // top left fill convention y run |
313 | s32 yStart; | 313 | s32 yStart; |
314 | s32 yEnd; | 314 | s32 yEnd; |
315 | 315 | ||
316 | #ifdef SUBTEXEL | 316 | #ifdef SUBTEXEL |
317 | f32 subPixel; | 317 | f32 subPixel; |
318 | #endif | 318 | #endif |
319 | 319 | ||
320 | 320 | ||
321 | // rasterize upper sub-triangle | 321 | // rasterize upper sub-triangle |
322 | if ( (f32) 0.0 != scan.invDeltaY[1] ) | 322 | if ( (f32) 0.0 != scan.invDeltaY[1] ) |
323 | { | 323 | { |
324 | // calculate slopes for top edge | 324 | // calculate slopes for top edge |
325 | scan.slopeX[1] = (b->Pos.x - a->Pos.x) * scan.invDeltaY[1]; | 325 | scan.slopeX[1] = (b->Pos.x - a->Pos.x) * scan.invDeltaY[1]; |
326 | scan.x[1] = a->Pos.x; | 326 | scan.x[1] = a->Pos.x; |
327 | 327 | ||
328 | #ifdef IPOL_Z | 328 | #ifdef IPOL_Z |
329 | scan.slopeZ[1] = (b->Pos.z - a->Pos.z) * scan.invDeltaY[1]; | 329 | scan.slopeZ[1] = (b->Pos.z - a->Pos.z) * scan.invDeltaY[1]; |
330 | scan.z[1] = a->Pos.z; | 330 | scan.z[1] = a->Pos.z; |
331 | #endif | 331 | #endif |
332 | 332 | ||
333 | #ifdef IPOL_W | 333 | #ifdef IPOL_W |
334 | scan.slopeW[1] = (b->Pos.w - a->Pos.w) * scan.invDeltaY[1]; | 334 | scan.slopeW[1] = (b->Pos.w - a->Pos.w) * scan.invDeltaY[1]; |
335 | scan.w[1] = a->Pos.w; | 335 | scan.w[1] = a->Pos.w; |
336 | #endif | 336 | #endif |
337 | 337 | ||
338 | #ifdef IPOL_C0 | 338 | #ifdef IPOL_C0 |
339 | scan.slopeC[0][1] = (b->Color[0] - a->Color[0]) * scan.invDeltaY[1]; | 339 | scan.slopeC[0][1] = (b->Color[0] - a->Color[0]) * scan.invDeltaY[1]; |
340 | scan.c[0][1] = a->Color[0]; | 340 | scan.c[0][1] = a->Color[0]; |
341 | #endif | 341 | #endif |
342 | 342 | ||
343 | #ifdef IPOL_T0 | 343 | #ifdef IPOL_T0 |
344 | scan.slopeT[0][1] = (b->Tex[0] - a->Tex[0]) * scan.invDeltaY[1]; | 344 | scan.slopeT[0][1] = (b->Tex[0] - a->Tex[0]) * scan.invDeltaY[1]; |
345 | scan.t[0][1] = a->Tex[0]; | 345 | scan.t[0][1] = a->Tex[0]; |
346 | #endif | 346 | #endif |
347 | 347 | ||
348 | #ifdef IPOL_T1 | 348 | #ifdef IPOL_T1 |
349 | scan.slopeT[1][1] = (b->Tex[1] - a->Tex[1]) * scan.invDeltaY[1]; | 349 | scan.slopeT[1][1] = (b->Tex[1] - a->Tex[1]) * scan.invDeltaY[1]; |
350 | scan.t[1][1] = a->Tex[1]; | 350 | scan.t[1][1] = a->Tex[1]; |
351 | #endif | 351 | #endif |
352 | 352 | ||
353 | // apply top-left fill convention, top part | 353 | // apply top-left fill convention, top part |
354 | yStart = core::ceil32( a->Pos.y ); | 354 | yStart = core::ceil32( a->Pos.y ); |
355 | yEnd = core::ceil32( b->Pos.y ) - 1; | 355 | yEnd = core::ceil32( b->Pos.y ) - 1; |
356 | 356 | ||
357 | #ifdef SUBTEXEL | 357 | #ifdef SUBTEXEL |
358 | subPixel = ( (f32) yStart ) - a->Pos.y; | 358 | subPixel = ( (f32) yStart ) - a->Pos.y; |
359 | 359 | ||
360 | // correct to pixel center | 360 | // correct to pixel center |
361 | scan.x[0] += scan.slopeX[0] * subPixel; | 361 | scan.x[0] += scan.slopeX[0] * subPixel; |
362 | scan.x[1] += scan.slopeX[1] * subPixel; | 362 | scan.x[1] += scan.slopeX[1] * subPixel; |
363 | 363 | ||
364 | #ifdef IPOL_Z | 364 | #ifdef IPOL_Z |
365 | scan.z[0] += scan.slopeZ[0] * subPixel; | 365 | scan.z[0] += scan.slopeZ[0] * subPixel; |
366 | scan.z[1] += scan.slopeZ[1] * subPixel; | 366 | scan.z[1] += scan.slopeZ[1] * subPixel; |
367 | #endif | 367 | #endif |
368 | 368 | ||
369 | #ifdef IPOL_W | 369 | #ifdef IPOL_W |
370 | scan.w[0] += scan.slopeW[0] * subPixel; | 370 | scan.w[0] += scan.slopeW[0] * subPixel; |
371 | scan.w[1] += scan.slopeW[1] * subPixel; | 371 | scan.w[1] += scan.slopeW[1] * subPixel; |
372 | #endif | 372 | #endif |
373 | 373 | ||
374 | #ifdef IPOL_C0 | 374 | #ifdef IPOL_C0 |
375 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; | 375 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; |
376 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; | 376 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; |
377 | #endif | 377 | #endif |
378 | 378 | ||
379 | #ifdef IPOL_T0 | 379 | #ifdef IPOL_T0 |
380 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; | 380 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; |
381 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; | 381 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; |
382 | #endif | 382 | #endif |
383 | 383 | ||
384 | #ifdef IPOL_T1 | 384 | #ifdef IPOL_T1 |
385 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; | 385 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; |
386 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; | 386 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; |
387 | #endif | 387 | #endif |
388 | 388 | ||
389 | #endif | 389 | #endif |
390 | 390 | ||
391 | // rasterize the edge scanlines | 391 | // rasterize the edge scanlines |
392 | for( line.y = yStart; line.y <= yEnd; ++line.y) | 392 | for( line.y = yStart; line.y <= yEnd; ++line.y) |
393 | { | 393 | { |
394 | line.x[scan.left] = scan.x[0]; | 394 | line.x[scan.left] = scan.x[0]; |
395 | line.x[scan.right] = scan.x[1]; | 395 | line.x[scan.right] = scan.x[1]; |
396 | 396 | ||
397 | #ifdef IPOL_Z | 397 | #ifdef IPOL_Z |
398 | line.z[scan.left] = scan.z[0]; | 398 | line.z[scan.left] = scan.z[0]; |
399 | line.z[scan.right] = scan.z[1]; | 399 | line.z[scan.right] = scan.z[1]; |
400 | #endif | 400 | #endif |
401 | 401 | ||
402 | #ifdef IPOL_W | 402 | #ifdef IPOL_W |
403 | line.w[scan.left] = scan.w[0]; | 403 | line.w[scan.left] = scan.w[0]; |
404 | line.w[scan.right] = scan.w[1]; | 404 | line.w[scan.right] = scan.w[1]; |
405 | #endif | 405 | #endif |
406 | 406 | ||
407 | #ifdef IPOL_C0 | 407 | #ifdef IPOL_C0 |
408 | line.c[0][scan.left] = scan.c[0][0]; | 408 | line.c[0][scan.left] = scan.c[0][0]; |
409 | line.c[0][scan.right] = scan.c[0][1]; | 409 | line.c[0][scan.right] = scan.c[0][1]; |
410 | #endif | 410 | #endif |
411 | 411 | ||
412 | #ifdef IPOL_T0 | 412 | #ifdef IPOL_T0 |
413 | line.t[0][scan.left] = scan.t[0][0]; | 413 | line.t[0][scan.left] = scan.t[0][0]; |
414 | line.t[0][scan.right] = scan.t[0][1]; | 414 | line.t[0][scan.right] = scan.t[0][1]; |
415 | #endif | 415 | #endif |
416 | 416 | ||
417 | #ifdef IPOL_T1 | 417 | #ifdef IPOL_T1 |
418 | line.t[1][scan.left] = scan.t[1][0]; | 418 | line.t[1][scan.left] = scan.t[1][0]; |
419 | line.t[1][scan.right] = scan.t[1][1]; | 419 | line.t[1][scan.right] = scan.t[1][1]; |
420 | #endif | 420 | #endif |
421 | 421 | ||
422 | // render a scanline | 422 | // render a scanline |
423 | scanline_bilinear (); | 423 | scanline_bilinear (); |
424 | 424 | ||
425 | scan.x[0] += scan.slopeX[0]; | 425 | scan.x[0] += scan.slopeX[0]; |
426 | scan.x[1] += scan.slopeX[1]; | 426 | scan.x[1] += scan.slopeX[1]; |
427 | 427 | ||
428 | #ifdef IPOL_Z | 428 | #ifdef IPOL_Z |
429 | scan.z[0] += scan.slopeZ[0]; | 429 | scan.z[0] += scan.slopeZ[0]; |
430 | scan.z[1] += scan.slopeZ[1]; | 430 | scan.z[1] += scan.slopeZ[1]; |
431 | #endif | 431 | #endif |
432 | 432 | ||
433 | #ifdef IPOL_W | 433 | #ifdef IPOL_W |
434 | scan.w[0] += scan.slopeW[0]; | 434 | scan.w[0] += scan.slopeW[0]; |
435 | scan.w[1] += scan.slopeW[1]; | 435 | scan.w[1] += scan.slopeW[1]; |
436 | #endif | 436 | #endif |
437 | 437 | ||
438 | #ifdef IPOL_C0 | 438 | #ifdef IPOL_C0 |
439 | scan.c[0][0] += scan.slopeC[0][0]; | 439 | scan.c[0][0] += scan.slopeC[0][0]; |
440 | scan.c[0][1] += scan.slopeC[0][1]; | 440 | scan.c[0][1] += scan.slopeC[0][1]; |
441 | #endif | 441 | #endif |
442 | 442 | ||
443 | #ifdef IPOL_T0 | 443 | #ifdef IPOL_T0 |
444 | scan.t[0][0] += scan.slopeT[0][0]; | 444 | scan.t[0][0] += scan.slopeT[0][0]; |
445 | scan.t[0][1] += scan.slopeT[0][1]; | 445 | scan.t[0][1] += scan.slopeT[0][1]; |
446 | #endif | 446 | #endif |
447 | 447 | ||
448 | #ifdef IPOL_T1 | 448 | #ifdef IPOL_T1 |
449 | scan.t[1][0] += scan.slopeT[1][0]; | 449 | scan.t[1][0] += scan.slopeT[1][0]; |
450 | scan.t[1][1] += scan.slopeT[1][1]; | 450 | scan.t[1][1] += scan.slopeT[1][1]; |
451 | #endif | 451 | #endif |
452 | 452 | ||
453 | } | 453 | } |
454 | } | 454 | } |
455 | 455 | ||
456 | // rasterize lower sub-triangle | 456 | // rasterize lower sub-triangle |
457 | if ( (f32) 0.0 != scan.invDeltaY[2] ) | 457 | if ( (f32) 0.0 != scan.invDeltaY[2] ) |
458 | { | 458 | { |
459 | // advance to middle point | 459 | // advance to middle point |
460 | if( (f32) 0.0 != scan.invDeltaY[1] ) | 460 | if( (f32) 0.0 != scan.invDeltaY[1] ) |
461 | { | 461 | { |
462 | temp[0] = b->Pos.y - a->Pos.y; // dy | 462 | temp[0] = b->Pos.y - a->Pos.y; // dy |
463 | 463 | ||
464 | scan.x[0] = a->Pos.x + scan.slopeX[0] * temp[0]; | 464 | scan.x[0] = a->Pos.x + scan.slopeX[0] * temp[0]; |
465 | #ifdef IPOL_Z | 465 | #ifdef IPOL_Z |
466 | scan.z[0] = a->Pos.z + scan.slopeZ[0] * temp[0]; | 466 | scan.z[0] = a->Pos.z + scan.slopeZ[0] * temp[0]; |
467 | #endif | 467 | #endif |
468 | #ifdef IPOL_W | 468 | #ifdef IPOL_W |
469 | scan.w[0] = a->Pos.w + scan.slopeW[0] * temp[0]; | 469 | scan.w[0] = a->Pos.w + scan.slopeW[0] * temp[0]; |
470 | #endif | 470 | #endif |
471 | #ifdef IPOL_C0 | 471 | #ifdef IPOL_C0 |
472 | scan.c[0][0] = a->Color[0] + scan.slopeC[0][0] * temp[0]; | 472 | scan.c[0][0] = a->Color[0] + scan.slopeC[0][0] * temp[0]; |
473 | #endif | 473 | #endif |
474 | #ifdef IPOL_T0 | 474 | #ifdef IPOL_T0 |
475 | scan.t[0][0] = a->Tex[0] + scan.slopeT[0][0] * temp[0]; | 475 | scan.t[0][0] = a->Tex[0] + scan.slopeT[0][0] * temp[0]; |
476 | #endif | 476 | #endif |
477 | #ifdef IPOL_T1 | 477 | #ifdef IPOL_T1 |
478 | scan.t[1][0] = a->Tex[1] + scan.slopeT[1][0] * temp[0]; | 478 | scan.t[1][0] = a->Tex[1] + scan.slopeT[1][0] * temp[0]; |
479 | #endif | 479 | #endif |
480 | 480 | ||
481 | } | 481 | } |
482 | 482 | ||
483 | // calculate slopes for bottom edge | 483 | // calculate slopes for bottom edge |
484 | scan.slopeX[1] = (c->Pos.x - b->Pos.x) * scan.invDeltaY[2]; | 484 | scan.slopeX[1] = (c->Pos.x - b->Pos.x) * scan.invDeltaY[2]; |
485 | scan.x[1] = b->Pos.x; | 485 | scan.x[1] = b->Pos.x; |
486 | 486 | ||
487 | #ifdef IPOL_Z | 487 | #ifdef IPOL_Z |
488 | scan.slopeZ[1] = (c->Pos.z - b->Pos.z) * scan.invDeltaY[2]; | 488 | scan.slopeZ[1] = (c->Pos.z - b->Pos.z) * scan.invDeltaY[2]; |
489 | scan.z[1] = b->Pos.z; | 489 | scan.z[1] = b->Pos.z; |
490 | #endif | 490 | #endif |
491 | 491 | ||
492 | #ifdef IPOL_W | 492 | #ifdef IPOL_W |
493 | scan.slopeW[1] = (c->Pos.w - b->Pos.w) * scan.invDeltaY[2]; | 493 | scan.slopeW[1] = (c->Pos.w - b->Pos.w) * scan.invDeltaY[2]; |
494 | scan.w[1] = b->Pos.w; | 494 | scan.w[1] = b->Pos.w; |
495 | #endif | 495 | #endif |
496 | 496 | ||
497 | #ifdef IPOL_C0 | 497 | #ifdef IPOL_C0 |
498 | scan.slopeC[0][1] = (c->Color[0] - b->Color[0]) * scan.invDeltaY[2]; | 498 | scan.slopeC[0][1] = (c->Color[0] - b->Color[0]) * scan.invDeltaY[2]; |
499 | scan.c[0][1] = b->Color[0]; | 499 | scan.c[0][1] = b->Color[0]; |
500 | #endif | 500 | #endif |
501 | 501 | ||
502 | #ifdef IPOL_T0 | 502 | #ifdef IPOL_T0 |
503 | scan.slopeT[0][1] = (c->Tex[0] - b->Tex[0]) * scan.invDeltaY[2]; | 503 | scan.slopeT[0][1] = (c->Tex[0] - b->Tex[0]) * scan.invDeltaY[2]; |
504 | scan.t[0][1] = b->Tex[0]; | 504 | scan.t[0][1] = b->Tex[0]; |
505 | #endif | 505 | #endif |
506 | 506 | ||
507 | #ifdef IPOL_T1 | 507 | #ifdef IPOL_T1 |
508 | scan.slopeT[1][1] = (c->Tex[1] - b->Tex[1]) * scan.invDeltaY[2]; | 508 | scan.slopeT[1][1] = (c->Tex[1] - b->Tex[1]) * scan.invDeltaY[2]; |
509 | scan.t[1][1] = b->Tex[1]; | 509 | scan.t[1][1] = b->Tex[1]; |
510 | #endif | 510 | #endif |
511 | 511 | ||
512 | // apply top-left fill convention, top part | 512 | // apply top-left fill convention, top part |
513 | yStart = core::ceil32( b->Pos.y ); | 513 | yStart = core::ceil32( b->Pos.y ); |
514 | yEnd = core::ceil32( c->Pos.y ) - 1; | 514 | yEnd = core::ceil32( c->Pos.y ) - 1; |
515 | 515 | ||
516 | #ifdef SUBTEXEL | 516 | #ifdef SUBTEXEL |
517 | 517 | ||
518 | subPixel = ( (f32) yStart ) - b->Pos.y; | 518 | subPixel = ( (f32) yStart ) - b->Pos.y; |
519 | 519 | ||
520 | // correct to pixel center | 520 | // correct to pixel center |
521 | scan.x[0] += scan.slopeX[0] * subPixel; | 521 | scan.x[0] += scan.slopeX[0] * subPixel; |
522 | scan.x[1] += scan.slopeX[1] * subPixel; | 522 | scan.x[1] += scan.slopeX[1] * subPixel; |
523 | 523 | ||
524 | #ifdef IPOL_Z | 524 | #ifdef IPOL_Z |
525 | scan.z[0] += scan.slopeZ[0] * subPixel; | 525 | scan.z[0] += scan.slopeZ[0] * subPixel; |
526 | scan.z[1] += scan.slopeZ[1] * subPixel; | 526 | scan.z[1] += scan.slopeZ[1] * subPixel; |
527 | #endif | 527 | #endif |
528 | 528 | ||
529 | #ifdef IPOL_W | 529 | #ifdef IPOL_W |
530 | scan.w[0] += scan.slopeW[0] * subPixel; | 530 | scan.w[0] += scan.slopeW[0] * subPixel; |
531 | scan.w[1] += scan.slopeW[1] * subPixel; | 531 | scan.w[1] += scan.slopeW[1] * subPixel; |
532 | #endif | 532 | #endif |
533 | 533 | ||
534 | #ifdef IPOL_C0 | 534 | #ifdef IPOL_C0 |
535 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; | 535 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; |
536 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; | 536 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; |
537 | #endif | 537 | #endif |
538 | 538 | ||
539 | #ifdef IPOL_T0 | 539 | #ifdef IPOL_T0 |
540 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; | 540 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; |
541 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; | 541 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; |
542 | #endif | 542 | #endif |
543 | 543 | ||
544 | #ifdef IPOL_T1 | 544 | #ifdef IPOL_T1 |
545 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; | 545 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; |
546 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; | 546 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; |
547 | #endif | 547 | #endif |
548 | 548 | ||
549 | #endif | 549 | #endif |
550 | 550 | ||
551 | // rasterize the edge scanlines | 551 | // rasterize the edge scanlines |
552 | for( line.y = yStart; line.y <= yEnd; ++line.y) | 552 | for( line.y = yStart; line.y <= yEnd; ++line.y) |
553 | { | 553 | { |
554 | line.x[scan.left] = scan.x[0]; | 554 | line.x[scan.left] = scan.x[0]; |
555 | line.x[scan.right] = scan.x[1]; | 555 | line.x[scan.right] = scan.x[1]; |
556 | 556 | ||
557 | #ifdef IPOL_Z | 557 | #ifdef IPOL_Z |
558 | line.z[scan.left] = scan.z[0]; | 558 | line.z[scan.left] = scan.z[0]; |
559 | line.z[scan.right] = scan.z[1]; | 559 | line.z[scan.right] = scan.z[1]; |
560 | #endif | 560 | #endif |
561 | 561 | ||
562 | #ifdef IPOL_W | 562 | #ifdef IPOL_W |
563 | line.w[scan.left] = scan.w[0]; | 563 | line.w[scan.left] = scan.w[0]; |
564 | line.w[scan.right] = scan.w[1]; | 564 | line.w[scan.right] = scan.w[1]; |
565 | #endif | 565 | #endif |
566 | 566 | ||
567 | #ifdef IPOL_C0 | 567 | #ifdef IPOL_C0 |
568 | line.c[0][scan.left] = scan.c[0][0]; | 568 | line.c[0][scan.left] = scan.c[0][0]; |
569 | line.c[0][scan.right] = scan.c[0][1]; | 569 | line.c[0][scan.right] = scan.c[0][1]; |
570 | #endif | 570 | #endif |
571 | 571 | ||
572 | #ifdef IPOL_T0 | 572 | #ifdef IPOL_T0 |
573 | line.t[0][scan.left] = scan.t[0][0]; | 573 | line.t[0][scan.left] = scan.t[0][0]; |
574 | line.t[0][scan.right] = scan.t[0][1]; | 574 | line.t[0][scan.right] = scan.t[0][1]; |
575 | #endif | 575 | #endif |
576 | 576 | ||
577 | #ifdef IPOL_T1 | 577 | #ifdef IPOL_T1 |
578 | line.t[1][scan.left] = scan.t[1][0]; | 578 | line.t[1][scan.left] = scan.t[1][0]; |
579 | line.t[1][scan.right] = scan.t[1][1]; | 579 | line.t[1][scan.right] = scan.t[1][1]; |
580 | #endif | 580 | #endif |
581 | 581 | ||
582 | // render a scanline | 582 | // render a scanline |
583 | scanline_bilinear (); | 583 | scanline_bilinear (); |
584 | 584 | ||
585 | scan.x[0] += scan.slopeX[0]; | 585 | scan.x[0] += scan.slopeX[0]; |
586 | scan.x[1] += scan.slopeX[1]; | 586 | scan.x[1] += scan.slopeX[1]; |
587 | 587 | ||
588 | #ifdef IPOL_Z | 588 | #ifdef IPOL_Z |
589 | scan.z[0] += scan.slopeZ[0]; | 589 | scan.z[0] += scan.slopeZ[0]; |
590 | scan.z[1] += scan.slopeZ[1]; | 590 | scan.z[1] += scan.slopeZ[1]; |
591 | #endif | 591 | #endif |
592 | 592 | ||
593 | #ifdef IPOL_W | 593 | #ifdef IPOL_W |
594 | scan.w[0] += scan.slopeW[0]; | 594 | scan.w[0] += scan.slopeW[0]; |
595 | scan.w[1] += scan.slopeW[1]; | 595 | scan.w[1] += scan.slopeW[1]; |
596 | #endif | 596 | #endif |
597 | 597 | ||
598 | #ifdef IPOL_C0 | 598 | #ifdef IPOL_C0 |
599 | scan.c[0][0] += scan.slopeC[0][0]; | 599 | scan.c[0][0] += scan.slopeC[0][0]; |
600 | scan.c[0][1] += scan.slopeC[0][1]; | 600 | scan.c[0][1] += scan.slopeC[0][1]; |
601 | #endif | 601 | #endif |
602 | 602 | ||
603 | #ifdef IPOL_T0 | 603 | #ifdef IPOL_T0 |
604 | scan.t[0][0] += scan.slopeT[0][0]; | 604 | scan.t[0][0] += scan.slopeT[0][0]; |
605 | scan.t[0][1] += scan.slopeT[0][1]; | 605 | scan.t[0][1] += scan.slopeT[0][1]; |
606 | #endif | 606 | #endif |
607 | 607 | ||
608 | #ifdef IPOL_T1 | 608 | #ifdef IPOL_T1 |
609 | scan.t[1][0] += scan.slopeT[1][0]; | 609 | scan.t[1][0] += scan.slopeT[1][0]; |
610 | scan.t[1][1] += scan.slopeT[1][1]; | 610 | scan.t[1][1] += scan.slopeT[1][1]; |
611 | #endif | 611 | #endif |
612 | 612 | ||
613 | } | 613 | } |
614 | } | 614 | } |
615 | 615 | ||
616 | 616 | ||
617 | } | 617 | } |
618 | 618 | ||
619 | 619 | ||
620 | } // end namespace video | 620 | } // end namespace video |
621 | } // end namespace irr | 621 | } // end namespace irr |
622 | 622 | ||
623 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ | 623 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ |
624 | 624 | ||
625 | namespace irr | 625 | namespace irr |
626 | { | 626 | { |
627 | namespace video | 627 | namespace video |
628 | { | 628 | { |
629 | 629 | ||
630 | //! creates a flat triangle renderer | 630 | //! creates a flat triangle renderer |
631 | IBurningShader* createTriangleRendererGouraud2(CBurningVideoDriver* driver) | 631 | IBurningShader* createTriangleRendererGouraud2(CBurningVideoDriver* driver) |
632 | { | 632 | { |
633 | #ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_ | 633 | #ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_ |
634 | return new CTRGouraud2(driver); | 634 | return new CTRGouraud2(driver); |
635 | #else | 635 | #else |
636 | return 0; | 636 | return 0; |
637 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ | 637 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ |
638 | } | 638 | } |
639 | 639 | ||
640 | 640 | ||
641 | } // end namespace video | 641 | } // end namespace video |
642 | } // end namespace irr | 642 | } // end namespace irr |
643 | 643 | ||
644 | 644 | ||
645 | 645 | ||