diff options
Diffstat (limited to 'libraries/irrlicht-1.8/source/Irrlicht/CTRTextureLightMapGouraud2_M4.cpp')
-rw-r--r-- | libraries/irrlicht-1.8/source/Irrlicht/CTRTextureLightMapGouraud2_M4.cpp | 1380 |
1 files changed, 690 insertions, 690 deletions
diff --git a/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureLightMapGouraud2_M4.cpp b/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureLightMapGouraud2_M4.cpp index d7397f4..a61c4b4 100644 --- a/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureLightMapGouraud2_M4.cpp +++ b/libraries/irrlicht-1.8/source/Irrlicht/CTRTextureLightMapGouraud2_M4.cpp | |||
@@ -1,690 +1,690 @@ | |||
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 | namespace irr | 71 | namespace irr |
72 | { | 72 | { |
73 | 73 | ||
74 | namespace video | 74 | namespace video |
75 | { | 75 | { |
76 | 76 | ||
77 | class CTRGTextureLightMap2_M4 : public IBurningShader | 77 | class CTRGTextureLightMap2_M4 : public IBurningShader |
78 | { | 78 | { |
79 | public: | 79 | public: |
80 | 80 | ||
81 | //! constructor | 81 | //! constructor |
82 | CTRGTextureLightMap2_M4(CBurningVideoDriver* driver); | 82 | CTRGTextureLightMap2_M4(CBurningVideoDriver* driver); |
83 | 83 | ||
84 | //! draws an indexed triangle list | 84 | //! draws an indexed triangle list |
85 | virtual void drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ); | 85 | virtual void drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ); |
86 | 86 | ||
87 | 87 | ||
88 | private: | 88 | private: |
89 | void scanline_bilinear (); | 89 | void scanline_bilinear (); |
90 | 90 | ||
91 | sScanConvertData scan; | 91 | sScanConvertData scan; |
92 | sScanLineData line; | 92 | sScanLineData line; |
93 | 93 | ||
94 | }; | 94 | }; |
95 | 95 | ||
96 | //! constructor | 96 | //! constructor |
97 | CTRGTextureLightMap2_M4::CTRGTextureLightMap2_M4(CBurningVideoDriver* driver) | 97 | CTRGTextureLightMap2_M4::CTRGTextureLightMap2_M4(CBurningVideoDriver* driver) |
98 | : IBurningShader(driver) | 98 | : IBurningShader(driver) |
99 | { | 99 | { |
100 | #ifdef _DEBUG | 100 | #ifdef _DEBUG |
101 | setDebugName("CTRGTextureLightMap2_M4"); | 101 | setDebugName("CTRGTextureLightMap2_M4"); |
102 | #endif | 102 | #endif |
103 | } | 103 | } |
104 | 104 | ||
105 | 105 | ||
106 | 106 | ||
107 | /*! | 107 | /*! |
108 | */ | 108 | */ |
109 | void CTRGTextureLightMap2_M4::scanline_bilinear () | 109 | void CTRGTextureLightMap2_M4::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 | 121 | ||
122 | #ifdef SUBTEXEL | 122 | #ifdef SUBTEXEL |
123 | f32 subPixel; | 123 | f32 subPixel; |
124 | #endif | 124 | #endif |
125 | 125 | ||
126 | #ifdef IPOL_Z | 126 | #ifdef IPOL_Z |
127 | f32 slopeZ; | 127 | f32 slopeZ; |
128 | #endif | 128 | #endif |
129 | #ifdef IPOL_W | 129 | #ifdef IPOL_W |
130 | fp24 slopeW; | 130 | fp24 slopeW; |
131 | #endif | 131 | #endif |
132 | #ifdef IPOL_C0 | 132 | #ifdef IPOL_C0 |
133 | sVec4 slopeC; | 133 | sVec4 slopeC; |
134 | #endif | 134 | #endif |
135 | #ifdef IPOL_T0 | 135 | #ifdef IPOL_T0 |
136 | sVec2 slopeT[BURNING_MATERIAL_MAX_TEXTURES]; | 136 | sVec2 slopeT[BURNING_MATERIAL_MAX_TEXTURES]; |
137 | #endif | 137 | #endif |
138 | 138 | ||
139 | // apply top-left fill-convention, left | 139 | // apply top-left fill-convention, left |
140 | xStart = core::ceil32( line.x[0] ); | 140 | xStart = core::ceil32( line.x[0] ); |
141 | xEnd = core::ceil32( line.x[1] ) - 1; | 141 | xEnd = core::ceil32( line.x[1] ) - 1; |
142 | 142 | ||
143 | dx = xEnd - xStart; | 143 | dx = xEnd - xStart; |
144 | 144 | ||
145 | if ( dx < 0 ) | 145 | if ( dx < 0 ) |
146 | return; | 146 | return; |
147 | 147 | ||
148 | // slopes | 148 | // slopes |
149 | const f32 invDeltaX = core::reciprocal_approxim ( line.x[1] - line.x[0] ); | 149 | const f32 invDeltaX = core::reciprocal_approxim ( line.x[1] - line.x[0] ); |
150 | 150 | ||
151 | #ifdef IPOL_Z | 151 | #ifdef IPOL_Z |
152 | slopeZ = (line.z[1] - line.z[0]) * invDeltaX; | 152 | slopeZ = (line.z[1] - line.z[0]) * invDeltaX; |
153 | #endif | 153 | #endif |
154 | #ifdef IPOL_W | 154 | #ifdef IPOL_W |
155 | slopeW = (line.w[1] - line.w[0]) * invDeltaX; | 155 | slopeW = (line.w[1] - line.w[0]) * invDeltaX; |
156 | #endif | 156 | #endif |
157 | #ifdef IPOL_C0 | 157 | #ifdef IPOL_C0 |
158 | slopeC = (line.c[0][1] - line.c[0][0]) * invDeltaX; | 158 | slopeC = (line.c[0][1] - line.c[0][0]) * invDeltaX; |
159 | #endif | 159 | #endif |
160 | #ifdef IPOL_T0 | 160 | #ifdef IPOL_T0 |
161 | slopeT[0] = (line.t[0][1] - line.t[0][0]) * invDeltaX; | 161 | slopeT[0] = (line.t[0][1] - line.t[0][0]) * invDeltaX; |
162 | #endif | 162 | #endif |
163 | #ifdef IPOL_T1 | 163 | #ifdef IPOL_T1 |
164 | slopeT[1] = (line.t[1][1] - line.t[1][0]) * invDeltaX; | 164 | slopeT[1] = (line.t[1][1] - line.t[1][0]) * invDeltaX; |
165 | #endif | 165 | #endif |
166 | 166 | ||
167 | #ifdef SUBTEXEL | 167 | #ifdef SUBTEXEL |
168 | subPixel = ( (f32) xStart ) - line.x[0]; | 168 | subPixel = ( (f32) xStart ) - line.x[0]; |
169 | #ifdef IPOL_Z | 169 | #ifdef IPOL_Z |
170 | line.z[0] += slopeZ * subPixel; | 170 | line.z[0] += slopeZ * subPixel; |
171 | #endif | 171 | #endif |
172 | #ifdef IPOL_W | 172 | #ifdef IPOL_W |
173 | line.w[0] += slopeW * subPixel; | 173 | line.w[0] += slopeW * subPixel; |
174 | #endif | 174 | #endif |
175 | #ifdef IPOL_C0 | 175 | #ifdef IPOL_C0 |
176 | line.c[0][0] += slopeC * subPixel; | 176 | line.c[0][0] += slopeC * subPixel; |
177 | #endif | 177 | #endif |
178 | #ifdef IPOL_T0 | 178 | #ifdef IPOL_T0 |
179 | line.t[0][0] += slopeT[0] * subPixel; | 179 | line.t[0][0] += slopeT[0] * subPixel; |
180 | #endif | 180 | #endif |
181 | #ifdef IPOL_T1 | 181 | #ifdef IPOL_T1 |
182 | line.t[1][0] += slopeT[1] * subPixel; | 182 | line.t[1][0] += slopeT[1] * subPixel; |
183 | #endif | 183 | #endif |
184 | #endif | 184 | #endif |
185 | 185 | ||
186 | dst = (tVideoSample*)RenderTarget->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; | 186 | dst = (tVideoSample*)RenderTarget->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; |
187 | 187 | ||
188 | #ifdef USE_ZBUFFER | 188 | #ifdef USE_ZBUFFER |
189 | z = (fp24*) DepthBuffer->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; | 189 | z = (fp24*) DepthBuffer->lock() + ( line.y * RenderTarget->getDimension().Width ) + xStart; |
190 | #endif | 190 | #endif |
191 | 191 | ||
192 | 192 | ||
193 | #ifdef INVERSE_W | 193 | #ifdef INVERSE_W |
194 | f32 inversew; | 194 | f32 inversew; |
195 | #endif | 195 | #endif |
196 | 196 | ||
197 | tFixPoint tx0, tx1; | 197 | tFixPoint tx0, tx1; |
198 | tFixPoint ty0, ty1; | 198 | tFixPoint ty0, ty1; |
199 | 199 | ||
200 | tFixPoint r0, g0, b0; | 200 | tFixPoint r0, g0, b0; |
201 | tFixPoint r1, g1, b1; | 201 | tFixPoint r1, g1, b1; |
202 | tFixPoint r2, g2, b2; | 202 | tFixPoint r2, g2, b2; |
203 | 203 | ||
204 | #ifdef IPOL_C0 | 204 | #ifdef IPOL_C0 |
205 | tFixPoint r3, g3, b3; | 205 | tFixPoint r3, g3, b3; |
206 | #endif | 206 | #endif |
207 | 207 | ||
208 | for ( s32 i = 0; i <= dx; i++ ) | 208 | for ( s32 i = 0; i <= dx; i++ ) |
209 | { | 209 | { |
210 | #ifdef CMP_Z | 210 | #ifdef CMP_Z |
211 | if ( line.z[0] < z[i] ) | 211 | if ( line.z[0] < z[i] ) |
212 | #endif | 212 | #endif |
213 | #ifdef CMP_W | 213 | #ifdef CMP_W |
214 | if ( line.w[0] >= z[i] ) | 214 | if ( line.w[0] >= z[i] ) |
215 | #endif | 215 | #endif |
216 | { | 216 | { |
217 | #ifdef INVERSE_W | 217 | #ifdef INVERSE_W |
218 | inversew = fix_inverse32 ( line.w[0] ); | 218 | inversew = fix_inverse32 ( line.w[0] ); |
219 | 219 | ||
220 | tx0 = tofix ( line.t[0][0].x,inversew); | 220 | tx0 = tofix ( line.t[0][0].x,inversew); |
221 | ty0 = tofix ( line.t[0][0].y,inversew); | 221 | ty0 = tofix ( line.t[0][0].y,inversew); |
222 | tx1 = tofix ( line.t[1][0].x,inversew); | 222 | tx1 = tofix ( line.t[1][0].x,inversew); |
223 | ty1 = tofix ( line.t[1][0].y,inversew); | 223 | ty1 = tofix ( line.t[1][0].y,inversew); |
224 | 224 | ||
225 | #ifdef IPOL_C0 | 225 | #ifdef IPOL_C0 |
226 | r3 = tofix ( line.c[0][0].y ,inversew ); | 226 | r3 = tofix ( line.c[0][0].y ,inversew ); |
227 | g3 = tofix ( line.c[0][0].z ,inversew ); | 227 | g3 = tofix ( line.c[0][0].z ,inversew ); |
228 | b3 = tofix ( line.c[0][0].w ,inversew ); | 228 | b3 = tofix ( line.c[0][0].w ,inversew ); |
229 | #endif | 229 | #endif |
230 | 230 | ||
231 | #else | 231 | #else |
232 | tx0 = tofix ( line.t[0][0].x ); | 232 | tx0 = tofix ( line.t[0][0].x ); |
233 | ty0 = tofix ( line.t[0][0].y ); | 233 | ty0 = tofix ( line.t[0][0].y ); |
234 | tx1 = tofix ( line.t[1][0].x ); | 234 | tx1 = tofix ( line.t[1][0].x ); |
235 | ty1 = tofix ( line.t[1][0].y ); | 235 | ty1 = tofix ( line.t[1][0].y ); |
236 | 236 | ||
237 | #ifdef IPOL_C0 | 237 | #ifdef IPOL_C0 |
238 | r3 = tofix ( line.c[0][0].y ); | 238 | r3 = tofix ( line.c[0][0].y ); |
239 | g3 = tofix ( line.c[0][0].z ); | 239 | g3 = tofix ( line.c[0][0].z ); |
240 | b3 = tofix ( line.c[0][0].w ); | 240 | b3 = tofix ( line.c[0][0].w ); |
241 | #endif | 241 | #endif |
242 | 242 | ||
243 | #endif | 243 | #endif |
244 | getSample_texture ( r0, g0, b0, &IT[0], tx0, ty0 ); | 244 | getSample_texture ( r0, g0, b0, &IT[0], tx0, ty0 ); |
245 | getSample_texture ( r1, g1, b1, &IT[1], tx1, ty1 ); | 245 | getSample_texture ( r1, g1, b1, &IT[1], tx1, ty1 ); |
246 | 246 | ||
247 | #ifdef IPOL_C0 | 247 | #ifdef IPOL_C0 |
248 | r2 = imulFix ( r0, r3 ); | 248 | r2 = imulFix ( r0, r3 ); |
249 | g2 = imulFix ( g0, g3 ); | 249 | g2 = imulFix ( g0, g3 ); |
250 | b2 = imulFix ( b0, b3 ); | 250 | b2 = imulFix ( b0, b3 ); |
251 | 251 | ||
252 | r2 = clampfix_maxcolor ( imulFix_tex4 ( r2, r1 ) ); | 252 | r2 = clampfix_maxcolor ( imulFix_tex4 ( r2, r1 ) ); |
253 | g2 = clampfix_maxcolor ( imulFix_tex4 ( g2, g1 ) ); | 253 | g2 = clampfix_maxcolor ( imulFix_tex4 ( g2, g1 ) ); |
254 | b2 = clampfix_maxcolor ( imulFix_tex4 ( b2, b1 ) ); | 254 | b2 = clampfix_maxcolor ( imulFix_tex4 ( b2, b1 ) ); |
255 | /* | 255 | /* |
256 | r2 = r3 << 8; | 256 | r2 = r3 << 8; |
257 | g2 = g3 << 8; | 257 | g2 = g3 << 8; |
258 | b2 = b3 << 8; | 258 | b2 = b3 << 8; |
259 | */ | 259 | */ |
260 | #else | 260 | #else |
261 | r2 = clampfix_maxcolor ( imulFix_tex4 ( r0, r1 ) ); | 261 | r2 = clampfix_maxcolor ( imulFix_tex4 ( r0, r1 ) ); |
262 | g2 = clampfix_maxcolor ( imulFix_tex4 ( g0, g1 ) ); | 262 | g2 = clampfix_maxcolor ( imulFix_tex4 ( g0, g1 ) ); |
263 | b2 = clampfix_maxcolor ( imulFix_tex4 ( b0, b1 ) ); | 263 | b2 = clampfix_maxcolor ( imulFix_tex4 ( b0, b1 ) ); |
264 | #endif | 264 | #endif |
265 | 265 | ||
266 | 266 | ||
267 | dst[i] = fix_to_color ( r2, g2, b2 ); | 267 | dst[i] = fix_to_color ( r2, g2, b2 ); |
268 | 268 | ||
269 | #ifdef WRITE_Z | 269 | #ifdef WRITE_Z |
270 | z[i] = line.z[0]; | 270 | z[i] = line.z[0]; |
271 | #endif | 271 | #endif |
272 | #ifdef WRITE_W | 272 | #ifdef WRITE_W |
273 | z[i] = line.w[0]; | 273 | z[i] = line.w[0]; |
274 | #endif | 274 | #endif |
275 | } | 275 | } |
276 | 276 | ||
277 | #ifdef IPOL_Z | 277 | #ifdef IPOL_Z |
278 | line.z[0] += slopeZ; | 278 | line.z[0] += slopeZ; |
279 | #endif | 279 | #endif |
280 | #ifdef IPOL_W | 280 | #ifdef IPOL_W |
281 | line.w[0] += slopeW; | 281 | line.w[0] += slopeW; |
282 | #endif | 282 | #endif |
283 | #ifdef IPOL_C0 | 283 | #ifdef IPOL_C0 |
284 | line.c[0][0] += slopeC; | 284 | line.c[0][0] += slopeC; |
285 | #endif | 285 | #endif |
286 | #ifdef IPOL_T0 | 286 | #ifdef IPOL_T0 |
287 | line.t[0][0] += slopeT[0]; | 287 | line.t[0][0] += slopeT[0]; |
288 | #endif | 288 | #endif |
289 | #ifdef IPOL_T1 | 289 | #ifdef IPOL_T1 |
290 | line.t[1][0] += slopeT[1]; | 290 | line.t[1][0] += slopeT[1]; |
291 | #endif | 291 | #endif |
292 | } | 292 | } |
293 | 293 | ||
294 | } | 294 | } |
295 | 295 | ||
296 | void CTRGTextureLightMap2_M4::drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ) | 296 | void CTRGTextureLightMap2_M4::drawTriangle ( const s4DVertex *a,const s4DVertex *b,const s4DVertex *c ) |
297 | { | 297 | { |
298 | // sort on height, y | 298 | // sort on height, y |
299 | if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b); | 299 | if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b); |
300 | if ( F32_A_GREATER_B ( b->Pos.y , c->Pos.y ) ) swapVertexPointer(&b, &c); | 300 | if ( F32_A_GREATER_B ( b->Pos.y , c->Pos.y ) ) swapVertexPointer(&b, &c); |
301 | if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b); | 301 | if ( F32_A_GREATER_B ( a->Pos.y , b->Pos.y ) ) swapVertexPointer(&a, &b); |
302 | 302 | ||
303 | const f32 ca = c->Pos.y - a->Pos.y; | 303 | const f32 ca = c->Pos.y - a->Pos.y; |
304 | const f32 ba = b->Pos.y - a->Pos.y; | 304 | const f32 ba = b->Pos.y - a->Pos.y; |
305 | const f32 cb = c->Pos.y - b->Pos.y; | 305 | const f32 cb = c->Pos.y - b->Pos.y; |
306 | // calculate delta y of the edges | 306 | // calculate delta y of the edges |
307 | scan.invDeltaY[0] = core::reciprocal( ca ); | 307 | scan.invDeltaY[0] = core::reciprocal( ca ); |
308 | scan.invDeltaY[1] = core::reciprocal( ba ); | 308 | scan.invDeltaY[1] = core::reciprocal( ba ); |
309 | scan.invDeltaY[2] = core::reciprocal( cb ); | 309 | scan.invDeltaY[2] = core::reciprocal( cb ); |
310 | 310 | ||
311 | if ( F32_LOWER_0 ( scan.invDeltaY[0] ) ) | 311 | if ( F32_LOWER_0 ( scan.invDeltaY[0] ) ) |
312 | return; | 312 | return; |
313 | 313 | ||
314 | // find if the major edge is left or right aligned | 314 | // find if the major edge is left or right aligned |
315 | f32 temp[4]; | 315 | f32 temp[4]; |
316 | 316 | ||
317 | temp[0] = a->Pos.x - c->Pos.x; | 317 | temp[0] = a->Pos.x - c->Pos.x; |
318 | temp[1] = -ca; | 318 | temp[1] = -ca; |
319 | temp[2] = b->Pos.x - a->Pos.x; | 319 | temp[2] = b->Pos.x - a->Pos.x; |
320 | temp[3] = ba; | 320 | temp[3] = ba; |
321 | 321 | ||
322 | scan.left = ( temp[0] * temp[3] - temp[1] * temp[2] ) > 0.f ? 0 : 1; | 322 | scan.left = ( temp[0] * temp[3] - temp[1] * temp[2] ) > 0.f ? 0 : 1; |
323 | scan.right = 1 - scan.left; | 323 | scan.right = 1 - scan.left; |
324 | 324 | ||
325 | // calculate slopes for the major edge | 325 | // calculate slopes for the major edge |
326 | scan.slopeX[0] = (c->Pos.x - a->Pos.x) * scan.invDeltaY[0]; | 326 | scan.slopeX[0] = (c->Pos.x - a->Pos.x) * scan.invDeltaY[0]; |
327 | scan.x[0] = a->Pos.x; | 327 | scan.x[0] = a->Pos.x; |
328 | 328 | ||
329 | #ifdef IPOL_Z | 329 | #ifdef IPOL_Z |
330 | scan.slopeZ[0] = (c->Pos.z - a->Pos.z) * scan.invDeltaY[0]; | 330 | scan.slopeZ[0] = (c->Pos.z - a->Pos.z) * scan.invDeltaY[0]; |
331 | scan.z[0] = a->Pos.z; | 331 | scan.z[0] = a->Pos.z; |
332 | #endif | 332 | #endif |
333 | 333 | ||
334 | #ifdef IPOL_W | 334 | #ifdef IPOL_W |
335 | scan.slopeW[0] = (c->Pos.w - a->Pos.w) * scan.invDeltaY[0]; | 335 | scan.slopeW[0] = (c->Pos.w - a->Pos.w) * scan.invDeltaY[0]; |
336 | scan.w[0] = a->Pos.w; | 336 | scan.w[0] = a->Pos.w; |
337 | #endif | 337 | #endif |
338 | 338 | ||
339 | #ifdef IPOL_C0 | 339 | #ifdef IPOL_C0 |
340 | scan.slopeC[0][0] = (c->Color[0] - a->Color[0]) * scan.invDeltaY[0]; | 340 | scan.slopeC[0][0] = (c->Color[0] - a->Color[0]) * scan.invDeltaY[0]; |
341 | scan.c[0][0] = a->Color[0]; | 341 | scan.c[0][0] = a->Color[0]; |
342 | #endif | 342 | #endif |
343 | 343 | ||
344 | #ifdef IPOL_T0 | 344 | #ifdef IPOL_T0 |
345 | scan.slopeT[0][0] = (c->Tex[0] - a->Tex[0]) * scan.invDeltaY[0]; | 345 | scan.slopeT[0][0] = (c->Tex[0] - a->Tex[0]) * scan.invDeltaY[0]; |
346 | scan.t[0][0] = a->Tex[0]; | 346 | scan.t[0][0] = a->Tex[0]; |
347 | #endif | 347 | #endif |
348 | 348 | ||
349 | #ifdef IPOL_T1 | 349 | #ifdef IPOL_T1 |
350 | scan.slopeT[1][0] = (c->Tex[1] - a->Tex[1]) * scan.invDeltaY[0]; | 350 | scan.slopeT[1][0] = (c->Tex[1] - a->Tex[1]) * scan.invDeltaY[0]; |
351 | scan.t[1][0] = a->Tex[1]; | 351 | scan.t[1][0] = a->Tex[1]; |
352 | #endif | 352 | #endif |
353 | 353 | ||
354 | // top left fill convention y run | 354 | // top left fill convention y run |
355 | s32 yStart; | 355 | s32 yStart; |
356 | s32 yEnd; | 356 | s32 yEnd; |
357 | 357 | ||
358 | #ifdef SUBTEXEL | 358 | #ifdef SUBTEXEL |
359 | f32 subPixel; | 359 | f32 subPixel; |
360 | #endif | 360 | #endif |
361 | 361 | ||
362 | 362 | ||
363 | // rasterize upper sub-triangle | 363 | // rasterize upper sub-triangle |
364 | //if ( (f32) 0.0 != scan.invDeltaY[1] ) | 364 | //if ( (f32) 0.0 != scan.invDeltaY[1] ) |
365 | if ( F32_GREATER_0 ( scan.invDeltaY[1] ) ) | 365 | if ( F32_GREATER_0 ( scan.invDeltaY[1] ) ) |
366 | { | 366 | { |
367 | // calculate slopes for top edge | 367 | // calculate slopes for top edge |
368 | scan.slopeX[1] = (b->Pos.x - a->Pos.x) * scan.invDeltaY[1]; | 368 | scan.slopeX[1] = (b->Pos.x - a->Pos.x) * scan.invDeltaY[1]; |
369 | scan.x[1] = a->Pos.x; | 369 | scan.x[1] = a->Pos.x; |
370 | 370 | ||
371 | #ifdef IPOL_Z | 371 | #ifdef IPOL_Z |
372 | scan.slopeZ[1] = (b->Pos.z - a->Pos.z) * scan.invDeltaY[1]; | 372 | scan.slopeZ[1] = (b->Pos.z - a->Pos.z) * scan.invDeltaY[1]; |
373 | scan.z[1] = a->Pos.z; | 373 | scan.z[1] = a->Pos.z; |
374 | #endif | 374 | #endif |
375 | 375 | ||
376 | #ifdef IPOL_W | 376 | #ifdef IPOL_W |
377 | scan.slopeW[1] = (b->Pos.w - a->Pos.w) * scan.invDeltaY[1]; | 377 | scan.slopeW[1] = (b->Pos.w - a->Pos.w) * scan.invDeltaY[1]; |
378 | scan.w[1] = a->Pos.w; | 378 | scan.w[1] = a->Pos.w; |
379 | #endif | 379 | #endif |
380 | 380 | ||
381 | #ifdef IPOL_C0 | 381 | #ifdef IPOL_C0 |
382 | scan.slopeC[0][1] = (b->Color[0] - a->Color[0]) * scan.invDeltaY[1]; | 382 | scan.slopeC[0][1] = (b->Color[0] - a->Color[0]) * scan.invDeltaY[1]; |
383 | scan.c[0][1] = a->Color[0]; | 383 | scan.c[0][1] = a->Color[0]; |
384 | #endif | 384 | #endif |
385 | 385 | ||
386 | #ifdef IPOL_T0 | 386 | #ifdef IPOL_T0 |
387 | scan.slopeT[0][1] = (b->Tex[0] - a->Tex[0]) * scan.invDeltaY[1]; | 387 | scan.slopeT[0][1] = (b->Tex[0] - a->Tex[0]) * scan.invDeltaY[1]; |
388 | scan.t[0][1] = a->Tex[0]; | 388 | scan.t[0][1] = a->Tex[0]; |
389 | #endif | 389 | #endif |
390 | 390 | ||
391 | #ifdef IPOL_T1 | 391 | #ifdef IPOL_T1 |
392 | scan.slopeT[1][1] = (b->Tex[1] - a->Tex[1]) * scan.invDeltaY[1]; | 392 | scan.slopeT[1][1] = (b->Tex[1] - a->Tex[1]) * scan.invDeltaY[1]; |
393 | scan.t[1][1] = a->Tex[1]; | 393 | scan.t[1][1] = a->Tex[1]; |
394 | #endif | 394 | #endif |
395 | 395 | ||
396 | // apply top-left fill convention, top part | 396 | // apply top-left fill convention, top part |
397 | yStart = core::ceil32( a->Pos.y ); | 397 | yStart = core::ceil32( a->Pos.y ); |
398 | yEnd = core::ceil32( b->Pos.y ) - 1; | 398 | yEnd = core::ceil32( b->Pos.y ) - 1; |
399 | 399 | ||
400 | #ifdef SUBTEXEL | 400 | #ifdef SUBTEXEL |
401 | subPixel = ( (f32) yStart ) - a->Pos.y; | 401 | subPixel = ( (f32) yStart ) - a->Pos.y; |
402 | 402 | ||
403 | // correct to pixel center | 403 | // correct to pixel center |
404 | scan.x[0] += scan.slopeX[0] * subPixel; | 404 | scan.x[0] += scan.slopeX[0] * subPixel; |
405 | scan.x[1] += scan.slopeX[1] * subPixel; | 405 | scan.x[1] += scan.slopeX[1] * subPixel; |
406 | 406 | ||
407 | #ifdef IPOL_Z | 407 | #ifdef IPOL_Z |
408 | scan.z[0] += scan.slopeZ[0] * subPixel; | 408 | scan.z[0] += scan.slopeZ[0] * subPixel; |
409 | scan.z[1] += scan.slopeZ[1] * subPixel; | 409 | scan.z[1] += scan.slopeZ[1] * subPixel; |
410 | #endif | 410 | #endif |
411 | 411 | ||
412 | #ifdef IPOL_W | 412 | #ifdef IPOL_W |
413 | scan.w[0] += scan.slopeW[0] * subPixel; | 413 | scan.w[0] += scan.slopeW[0] * subPixel; |
414 | scan.w[1] += scan.slopeW[1] * subPixel; | 414 | scan.w[1] += scan.slopeW[1] * subPixel; |
415 | #endif | 415 | #endif |
416 | 416 | ||
417 | #ifdef IPOL_C0 | 417 | #ifdef IPOL_C0 |
418 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; | 418 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; |
419 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; | 419 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; |
420 | #endif | 420 | #endif |
421 | 421 | ||
422 | #ifdef IPOL_T0 | 422 | #ifdef IPOL_T0 |
423 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; | 423 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; |
424 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; | 424 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; |
425 | #endif | 425 | #endif |
426 | 426 | ||
427 | #ifdef IPOL_T1 | 427 | #ifdef IPOL_T1 |
428 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; | 428 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; |
429 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; | 429 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; |
430 | #endif | 430 | #endif |
431 | 431 | ||
432 | #endif | 432 | #endif |
433 | 433 | ||
434 | // rasterize the edge scanlines | 434 | // rasterize the edge scanlines |
435 | for( line.y = yStart; line.y <= yEnd; ++line.y) | 435 | for( line.y = yStart; line.y <= yEnd; ++line.y) |
436 | { | 436 | { |
437 | line.x[scan.left] = scan.x[0]; | 437 | line.x[scan.left] = scan.x[0]; |
438 | line.x[scan.right] = scan.x[1]; | 438 | line.x[scan.right] = scan.x[1]; |
439 | 439 | ||
440 | #ifdef IPOL_Z | 440 | #ifdef IPOL_Z |
441 | line.z[scan.left] = scan.z[0]; | 441 | line.z[scan.left] = scan.z[0]; |
442 | line.z[scan.right] = scan.z[1]; | 442 | line.z[scan.right] = scan.z[1]; |
443 | #endif | 443 | #endif |
444 | 444 | ||
445 | #ifdef IPOL_W | 445 | #ifdef IPOL_W |
446 | line.w[scan.left] = scan.w[0]; | 446 | line.w[scan.left] = scan.w[0]; |
447 | line.w[scan.right] = scan.w[1]; | 447 | line.w[scan.right] = scan.w[1]; |
448 | #endif | 448 | #endif |
449 | 449 | ||
450 | #ifdef IPOL_C0 | 450 | #ifdef IPOL_C0 |
451 | line.c[0][scan.left] = scan.c[0][0]; | 451 | line.c[0][scan.left] = scan.c[0][0]; |
452 | line.c[0][scan.right] = scan.c[0][1]; | 452 | line.c[0][scan.right] = scan.c[0][1]; |
453 | #endif | 453 | #endif |
454 | 454 | ||
455 | #ifdef IPOL_T0 | 455 | #ifdef IPOL_T0 |
456 | line.t[0][scan.left] = scan.t[0][0]; | 456 | line.t[0][scan.left] = scan.t[0][0]; |
457 | line.t[0][scan.right] = scan.t[0][1]; | 457 | line.t[0][scan.right] = scan.t[0][1]; |
458 | #endif | 458 | #endif |
459 | 459 | ||
460 | #ifdef IPOL_T1 | 460 | #ifdef IPOL_T1 |
461 | line.t[1][scan.left] = scan.t[1][0]; | 461 | line.t[1][scan.left] = scan.t[1][0]; |
462 | line.t[1][scan.right] = scan.t[1][1]; | 462 | line.t[1][scan.right] = scan.t[1][1]; |
463 | #endif | 463 | #endif |
464 | 464 | ||
465 | // render a scanline | 465 | // render a scanline |
466 | scanline_bilinear (); | 466 | scanline_bilinear (); |
467 | 467 | ||
468 | scan.x[0] += scan.slopeX[0]; | 468 | scan.x[0] += scan.slopeX[0]; |
469 | scan.x[1] += scan.slopeX[1]; | 469 | scan.x[1] += scan.slopeX[1]; |
470 | 470 | ||
471 | #ifdef IPOL_Z | 471 | #ifdef IPOL_Z |
472 | scan.z[0] += scan.slopeZ[0]; | 472 | scan.z[0] += scan.slopeZ[0]; |
473 | scan.z[1] += scan.slopeZ[1]; | 473 | scan.z[1] += scan.slopeZ[1]; |
474 | #endif | 474 | #endif |
475 | 475 | ||
476 | #ifdef IPOL_W | 476 | #ifdef IPOL_W |
477 | scan.w[0] += scan.slopeW[0]; | 477 | scan.w[0] += scan.slopeW[0]; |
478 | scan.w[1] += scan.slopeW[1]; | 478 | scan.w[1] += scan.slopeW[1]; |
479 | #endif | 479 | #endif |
480 | 480 | ||
481 | #ifdef IPOL_C0 | 481 | #ifdef IPOL_C0 |
482 | scan.c[0][0] += scan.slopeC[0][0]; | 482 | scan.c[0][0] += scan.slopeC[0][0]; |
483 | scan.c[0][1] += scan.slopeC[0][1]; | 483 | scan.c[0][1] += scan.slopeC[0][1]; |
484 | #endif | 484 | #endif |
485 | 485 | ||
486 | #ifdef IPOL_T0 | 486 | #ifdef IPOL_T0 |
487 | scan.t[0][0] += scan.slopeT[0][0]; | 487 | scan.t[0][0] += scan.slopeT[0][0]; |
488 | scan.t[0][1] += scan.slopeT[0][1]; | 488 | scan.t[0][1] += scan.slopeT[0][1]; |
489 | #endif | 489 | #endif |
490 | 490 | ||
491 | #ifdef IPOL_T1 | 491 | #ifdef IPOL_T1 |
492 | scan.t[1][0] += scan.slopeT[1][0]; | 492 | scan.t[1][0] += scan.slopeT[1][0]; |
493 | scan.t[1][1] += scan.slopeT[1][1]; | 493 | scan.t[1][1] += scan.slopeT[1][1]; |
494 | #endif | 494 | #endif |
495 | 495 | ||
496 | } | 496 | } |
497 | } | 497 | } |
498 | 498 | ||
499 | // rasterize lower sub-triangle | 499 | // rasterize lower sub-triangle |
500 | //if ( (f32) 0.0 != scan.invDeltaY[2] ) | 500 | //if ( (f32) 0.0 != scan.invDeltaY[2] ) |
501 | if ( F32_GREATER_0 ( scan.invDeltaY[2] ) ) | 501 | if ( F32_GREATER_0 ( scan.invDeltaY[2] ) ) |
502 | { | 502 | { |
503 | // advance to middle point | 503 | // advance to middle point |
504 | //if( (f32) 0.0 != scan.invDeltaY[1] ) | 504 | //if( (f32) 0.0 != scan.invDeltaY[1] ) |
505 | if ( F32_GREATER_0 ( scan.invDeltaY[1] ) ) | 505 | if ( F32_GREATER_0 ( scan.invDeltaY[1] ) ) |
506 | { | 506 | { |
507 | temp[0] = b->Pos.y - a->Pos.y; // dy | 507 | temp[0] = b->Pos.y - a->Pos.y; // dy |
508 | 508 | ||
509 | scan.x[0] = a->Pos.x + scan.slopeX[0] * temp[0]; | 509 | scan.x[0] = a->Pos.x + scan.slopeX[0] * temp[0]; |
510 | #ifdef IPOL_Z | 510 | #ifdef IPOL_Z |
511 | scan.z[0] = a->Pos.z + scan.slopeZ[0] * temp[0]; | 511 | scan.z[0] = a->Pos.z + scan.slopeZ[0] * temp[0]; |
512 | #endif | 512 | #endif |
513 | #ifdef IPOL_W | 513 | #ifdef IPOL_W |
514 | scan.w[0] = a->Pos.w + scan.slopeW[0] * temp[0]; | 514 | scan.w[0] = a->Pos.w + scan.slopeW[0] * temp[0]; |
515 | #endif | 515 | #endif |
516 | #ifdef IPOL_C0 | 516 | #ifdef IPOL_C0 |
517 | scan.c[0][0] = a->Color[0] + scan.slopeC[0][0] * temp[0]; | 517 | scan.c[0][0] = a->Color[0] + scan.slopeC[0][0] * temp[0]; |
518 | #endif | 518 | #endif |
519 | #ifdef IPOL_T0 | 519 | #ifdef IPOL_T0 |
520 | scan.t[0][0] = a->Tex[0] + scan.slopeT[0][0] * temp[0]; | 520 | scan.t[0][0] = a->Tex[0] + scan.slopeT[0][0] * temp[0]; |
521 | #endif | 521 | #endif |
522 | #ifdef IPOL_T1 | 522 | #ifdef IPOL_T1 |
523 | scan.t[1][0] = a->Tex[1] + scan.slopeT[1][0] * temp[0]; | 523 | scan.t[1][0] = a->Tex[1] + scan.slopeT[1][0] * temp[0]; |
524 | #endif | 524 | #endif |
525 | 525 | ||
526 | } | 526 | } |
527 | 527 | ||
528 | // calculate slopes for bottom edge | 528 | // calculate slopes for bottom edge |
529 | scan.slopeX[1] = (c->Pos.x - b->Pos.x) * scan.invDeltaY[2]; | 529 | scan.slopeX[1] = (c->Pos.x - b->Pos.x) * scan.invDeltaY[2]; |
530 | scan.x[1] = b->Pos.x; | 530 | scan.x[1] = b->Pos.x; |
531 | 531 | ||
532 | #ifdef IPOL_Z | 532 | #ifdef IPOL_Z |
533 | scan.slopeZ[1] = (c->Pos.z - b->Pos.z) * scan.invDeltaY[2]; | 533 | scan.slopeZ[1] = (c->Pos.z - b->Pos.z) * scan.invDeltaY[2]; |
534 | scan.z[1] = b->Pos.z; | 534 | scan.z[1] = b->Pos.z; |
535 | #endif | 535 | #endif |
536 | 536 | ||
537 | #ifdef IPOL_W | 537 | #ifdef IPOL_W |
538 | scan.slopeW[1] = (c->Pos.w - b->Pos.w) * scan.invDeltaY[2]; | 538 | scan.slopeW[1] = (c->Pos.w - b->Pos.w) * scan.invDeltaY[2]; |
539 | scan.w[1] = b->Pos.w; | 539 | scan.w[1] = b->Pos.w; |
540 | #endif | 540 | #endif |
541 | 541 | ||
542 | #ifdef IPOL_C0 | 542 | #ifdef IPOL_C0 |
543 | scan.slopeC[0][1] = (c->Color[0] - b->Color[0]) * scan.invDeltaY[2]; | 543 | scan.slopeC[0][1] = (c->Color[0] - b->Color[0]) * scan.invDeltaY[2]; |
544 | scan.c[0][1] = b->Color[0]; | 544 | scan.c[0][1] = b->Color[0]; |
545 | #endif | 545 | #endif |
546 | 546 | ||
547 | #ifdef IPOL_T0 | 547 | #ifdef IPOL_T0 |
548 | scan.slopeT[0][1] = (c->Tex[0] - b->Tex[0]) * scan.invDeltaY[2]; | 548 | scan.slopeT[0][1] = (c->Tex[0] - b->Tex[0]) * scan.invDeltaY[2]; |
549 | scan.t[0][1] = b->Tex[0]; | 549 | scan.t[0][1] = b->Tex[0]; |
550 | #endif | 550 | #endif |
551 | 551 | ||
552 | #ifdef IPOL_T1 | 552 | #ifdef IPOL_T1 |
553 | scan.slopeT[1][1] = (c->Tex[1] - b->Tex[1]) * scan.invDeltaY[2]; | 553 | scan.slopeT[1][1] = (c->Tex[1] - b->Tex[1]) * scan.invDeltaY[2]; |
554 | scan.t[1][1] = b->Tex[1]; | 554 | scan.t[1][1] = b->Tex[1]; |
555 | #endif | 555 | #endif |
556 | 556 | ||
557 | // apply top-left fill convention, top part | 557 | // apply top-left fill convention, top part |
558 | yStart = core::ceil32( b->Pos.y ); | 558 | yStart = core::ceil32( b->Pos.y ); |
559 | yEnd = core::ceil32( c->Pos.y ) - 1; | 559 | yEnd = core::ceil32( c->Pos.y ) - 1; |
560 | 560 | ||
561 | #ifdef SUBTEXEL | 561 | #ifdef SUBTEXEL |
562 | 562 | ||
563 | subPixel = ( (f32) yStart ) - b->Pos.y; | 563 | subPixel = ( (f32) yStart ) - b->Pos.y; |
564 | 564 | ||
565 | // correct to pixel center | 565 | // correct to pixel center |
566 | scan.x[0] += scan.slopeX[0] * subPixel; | 566 | scan.x[0] += scan.slopeX[0] * subPixel; |
567 | scan.x[1] += scan.slopeX[1] * subPixel; | 567 | scan.x[1] += scan.slopeX[1] * subPixel; |
568 | 568 | ||
569 | #ifdef IPOL_Z | 569 | #ifdef IPOL_Z |
570 | scan.z[0] += scan.slopeZ[0] * subPixel; | 570 | scan.z[0] += scan.slopeZ[0] * subPixel; |
571 | scan.z[1] += scan.slopeZ[1] * subPixel; | 571 | scan.z[1] += scan.slopeZ[1] * subPixel; |
572 | #endif | 572 | #endif |
573 | 573 | ||
574 | #ifdef IPOL_W | 574 | #ifdef IPOL_W |
575 | scan.w[0] += scan.slopeW[0] * subPixel; | 575 | scan.w[0] += scan.slopeW[0] * subPixel; |
576 | scan.w[1] += scan.slopeW[1] * subPixel; | 576 | scan.w[1] += scan.slopeW[1] * subPixel; |
577 | #endif | 577 | #endif |
578 | 578 | ||
579 | #ifdef IPOL_C0 | 579 | #ifdef IPOL_C0 |
580 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; | 580 | scan.c[0][0] += scan.slopeC[0][0] * subPixel; |
581 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; | 581 | scan.c[0][1] += scan.slopeC[0][1] * subPixel; |
582 | #endif | 582 | #endif |
583 | 583 | ||
584 | #ifdef IPOL_T0 | 584 | #ifdef IPOL_T0 |
585 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; | 585 | scan.t[0][0] += scan.slopeT[0][0] * subPixel; |
586 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; | 586 | scan.t[0][1] += scan.slopeT[0][1] * subPixel; |
587 | #endif | 587 | #endif |
588 | 588 | ||
589 | #ifdef IPOL_T1 | 589 | #ifdef IPOL_T1 |
590 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; | 590 | scan.t[1][0] += scan.slopeT[1][0] * subPixel; |
591 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; | 591 | scan.t[1][1] += scan.slopeT[1][1] * subPixel; |
592 | #endif | 592 | #endif |
593 | 593 | ||
594 | #endif | 594 | #endif |
595 | 595 | ||
596 | // rasterize the edge scanlines | 596 | // rasterize the edge scanlines |
597 | for( line.y = yStart; line.y <= yEnd; ++line.y) | 597 | for( line.y = yStart; line.y <= yEnd; ++line.y) |
598 | { | 598 | { |
599 | line.x[scan.left] = scan.x[0]; | 599 | line.x[scan.left] = scan.x[0]; |
600 | line.x[scan.right] = scan.x[1]; | 600 | line.x[scan.right] = scan.x[1]; |
601 | 601 | ||
602 | #ifdef IPOL_Z | 602 | #ifdef IPOL_Z |
603 | line.z[scan.left] = scan.z[0]; | 603 | line.z[scan.left] = scan.z[0]; |
604 | line.z[scan.right] = scan.z[1]; | 604 | line.z[scan.right] = scan.z[1]; |
605 | #endif | 605 | #endif |
606 | 606 | ||
607 | #ifdef IPOL_W | 607 | #ifdef IPOL_W |
608 | line.w[scan.left] = scan.w[0]; | 608 | line.w[scan.left] = scan.w[0]; |
609 | line.w[scan.right] = scan.w[1]; | 609 | line.w[scan.right] = scan.w[1]; |
610 | #endif | 610 | #endif |
611 | 611 | ||
612 | #ifdef IPOL_C0 | 612 | #ifdef IPOL_C0 |
613 | line.c[0][scan.left] = scan.c[0][0]; | 613 | line.c[0][scan.left] = scan.c[0][0]; |
614 | line.c[0][scan.right] = scan.c[0][1]; | 614 | line.c[0][scan.right] = scan.c[0][1]; |
615 | #endif | 615 | #endif |
616 | 616 | ||
617 | #ifdef IPOL_T0 | 617 | #ifdef IPOL_T0 |
618 | line.t[0][scan.left] = scan.t[0][0]; | 618 | line.t[0][scan.left] = scan.t[0][0]; |
619 | line.t[0][scan.right] = scan.t[0][1]; | 619 | line.t[0][scan.right] = scan.t[0][1]; |
620 | #endif | 620 | #endif |
621 | 621 | ||
622 | #ifdef IPOL_T1 | 622 | #ifdef IPOL_T1 |
623 | line.t[1][scan.left] = scan.t[1][0]; | 623 | line.t[1][scan.left] = scan.t[1][0]; |
624 | line.t[1][scan.right] = scan.t[1][1]; | 624 | line.t[1][scan.right] = scan.t[1][1]; |
625 | #endif | 625 | #endif |
626 | 626 | ||
627 | // render a scanline | 627 | // render a scanline |
628 | scanline_bilinear (); | 628 | scanline_bilinear (); |
629 | 629 | ||
630 | scan.x[0] += scan.slopeX[0]; | 630 | scan.x[0] += scan.slopeX[0]; |
631 | scan.x[1] += scan.slopeX[1]; | 631 | scan.x[1] += scan.slopeX[1]; |
632 | 632 | ||
633 | #ifdef IPOL_Z | 633 | #ifdef IPOL_Z |
634 | scan.z[0] += scan.slopeZ[0]; | 634 | scan.z[0] += scan.slopeZ[0]; |
635 | scan.z[1] += scan.slopeZ[1]; | 635 | scan.z[1] += scan.slopeZ[1]; |
636 | #endif | 636 | #endif |
637 | 637 | ||
638 | #ifdef IPOL_W | 638 | #ifdef IPOL_W |
639 | scan.w[0] += scan.slopeW[0]; | 639 | scan.w[0] += scan.slopeW[0]; |
640 | scan.w[1] += scan.slopeW[1]; | 640 | scan.w[1] += scan.slopeW[1]; |
641 | #endif | 641 | #endif |
642 | 642 | ||
643 | #ifdef IPOL_C0 | 643 | #ifdef IPOL_C0 |
644 | scan.c[0][0] += scan.slopeC[0][0]; | 644 | scan.c[0][0] += scan.slopeC[0][0]; |
645 | scan.c[0][1] += scan.slopeC[0][1]; | 645 | scan.c[0][1] += scan.slopeC[0][1]; |
646 | #endif | 646 | #endif |
647 | 647 | ||
648 | #ifdef IPOL_T0 | 648 | #ifdef IPOL_T0 |
649 | scan.t[0][0] += scan.slopeT[0][0]; | 649 | scan.t[0][0] += scan.slopeT[0][0]; |
650 | scan.t[0][1] += scan.slopeT[0][1]; | 650 | scan.t[0][1] += scan.slopeT[0][1]; |
651 | #endif | 651 | #endif |
652 | 652 | ||
653 | #ifdef IPOL_T1 | 653 | #ifdef IPOL_T1 |
654 | scan.t[1][0] += scan.slopeT[1][0]; | 654 | scan.t[1][0] += scan.slopeT[1][0]; |
655 | scan.t[1][1] += scan.slopeT[1][1]; | 655 | scan.t[1][1] += scan.slopeT[1][1]; |
656 | #endif | 656 | #endif |
657 | 657 | ||
658 | } | 658 | } |
659 | } | 659 | } |
660 | 660 | ||
661 | } | 661 | } |
662 | 662 | ||
663 | 663 | ||
664 | } // end namespace video | 664 | } // end namespace video |
665 | } // end namespace irr | 665 | } // end namespace irr |
666 | 666 | ||
667 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ | 667 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ |
668 | 668 | ||
669 | namespace irr | 669 | namespace irr |
670 | { | 670 | { |
671 | namespace video | 671 | namespace video |
672 | { | 672 | { |
673 | 673 | ||
674 | 674 | ||
675 | //! creates a flat triangle renderer | 675 | //! creates a flat triangle renderer |
676 | IBurningShader* createTriangleRendererGTextureLightMap2_M4(CBurningVideoDriver* driver) | 676 | IBurningShader* createTriangleRendererGTextureLightMap2_M4(CBurningVideoDriver* driver) |
677 | { | 677 | { |
678 | #ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_ | 678 | #ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_ |
679 | return new CTRGTextureLightMap2_M4(driver); | 679 | return new CTRGTextureLightMap2_M4(driver); |
680 | #else | 680 | #else |
681 | return 0; | 681 | return 0; |
682 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ | 682 | #endif // _IRR_COMPILE_WITH_BURNINGSVIDEO_ |
683 | } | 683 | } |
684 | 684 | ||
685 | 685 | ||
686 | } // end namespace video | 686 | } // end namespace video |
687 | } // end namespace irr | 687 | } // end namespace irr |
688 | 688 | ||
689 | 689 | ||
690 | 690 | ||