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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 244 | chris | 1 | // This file is included by SWTri.cpp and should not be built directly by the project. |
| 2 | |||
| 3 | #if defined(TEXTURED) |
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| 4 | { |
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| 5 | #include "SWTri_GetTexel.cpp" |
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| 6 | |||
| 7 | if (alpha > 0x08) |
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| 8 | { |
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| 9 | #include "SWTri_TexelARGB.cpp" |
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| 10 | |||
| 11 | #if defined(GLOBAL_ARGB) || defined (TEX_ALPHA) || defined(MOD_ARGB) |
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| 12 | { |
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| 13 | if (alpha < 0xf0) |
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| 14 | { |
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| 15 | unsigned int trb, tg; |
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| 16 | #if !defined(LINEAR_BLEND) |
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| 17 | { |
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| 18 | trb = (((tex&0xff00ff) * alpha) >> 8) & 0xff00ff; |
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| 19 | tg = (((tex&0x00ff00) * alpha) >> 8) & 0x00ff00; |
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| 20 | } |
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| 21 | #else |
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| 22 | { |
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| 23 | trb = tex&0xff00ff; |
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| 24 | tg = tex&0x00ff00; |
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| 25 | } |
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| 26 | #endif |
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| 27 | |||
| 28 | trb = ((trb>>8)&0xf800)|((trb>>3)&0x001f); |
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| 29 | tg = ((tg>>5)&0x07e0); |
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| 30 | tex = *pix; |
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| 31 | alpha = (0xff - alpha)>>3; |
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| 32 | unsigned int prb = (((tex&0xf81f) * alpha) >> 5) & 0xf81f; |
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| 33 | unsigned int pg = (((tex&0x07e0) * alpha) >> 5) & 0x07e0; |
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| 34 | *pix = (trb|tg) + (prb|pg); |
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| 35 | } |
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| 36 | else |
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| 37 | { |
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| 38 | *pix = ((tex>>8)&0xf800)|((tex>>5)&0x07e0)|((tex>>3)&0x001f); |
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| 39 | } |
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| 40 | } |
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| 41 | #else |
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| 42 | { |
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| 43 | *pix = ((tex>>8)&0xf800)|((tex>>5)&0x07e0)|((tex>>3)&0x001f); |
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| 44 | } |
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| 45 | #endif |
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| 46 | } |
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| 47 | } |
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| 48 | #elif defined(MOD_ARGB) |
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| 49 | { |
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| 50 | if (a > 0xf00000) |
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| 51 | { |
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| 52 | *pix = ((r>>8)&0xf800)|((g>>13)&0x07e0)|((b>>19)&0x001f); |
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| 53 | } |
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| 54 | else if (a > 0x080000) |
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| 55 | { |
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| 56 | unsigned int alpha = a >> 16; |
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| 57 | unsigned int _rb = ((((r&0xff0000) | (b>>16)) * alpha)>> 8)&0xff00ff; |
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| 58 | unsigned int _g = (((g&0xff0000) * alpha)>>16)&0x00ff00; |
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| 59 | _rb = ((_rb>>8)&0xf800)|((_rb>>3)&0x001f); |
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| 60 | _g = ((_g>>5)&0x07e0); |
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| 61 | unsigned int p = *pix; |
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| 62 | alpha = (0xff - alpha)>>3; |
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| 63 | unsigned int prb = (((p&0xf81f) * alpha) >> 5) & 0xf81f; |
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| 64 | unsigned int pg = (((p&0x07e0) * alpha) >> 5) & 0x07e0; |
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| 65 | *pix = (_rb|_g)+(prb|pg); |
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| 66 | } |
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| 67 | } |
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| 68 | #endif |