From 90c52c26d8345cf9854b2f0e444966acc1642253 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Sun, 7 Nov 2010 18:33:20 -0700 Subject: mesa: rename vars in pixel pack/unpack code --- src/mesa/main/pack.c | 800 +++++++++++++++++++++++++-------------------------- 1 file changed, 397 insertions(+), 403 deletions(-) (limited to 'src/mesa/main/pack.c') diff --git a/src/mesa/main/pack.c b/src/mesa/main/pack.c index 31a306058d..fdb647c7ea 100644 --- a/src/mesa/main/pack.c +++ b/src/mesa/main/pack.c @@ -2131,118 +2131,118 @@ extract_uint_indexes(GLuint n, GLuint indexes[], */ static void get_component_mapping(GLenum format, - GLint *redIndex, - GLint *greenIndex, - GLint *blueIndex, - GLint *alphaIndex, - GLint *rComp, - GLint *gComp, - GLint *bComp, - GLint *aComp) + GLint *rSrc, + GLint *gSrc, + GLint *bSrc, + GLint *aSrc, + GLint *rDst, + GLint *gDst, + GLint *bDst, + GLint *aDst) { switch (format) { case GL_RED: case GL_RED_INTEGER_EXT: - *redIndex = 0; - *greenIndex = *blueIndex = *alphaIndex = -1; + *rSrc = 0; + *gSrc = *bSrc = *aSrc = -1; break; case GL_GREEN: case GL_GREEN_INTEGER_EXT: - *greenIndex = 0; - *redIndex = *blueIndex = *alphaIndex = -1; + *gSrc = 0; + *rSrc = *bSrc = *aSrc = -1; break; case GL_BLUE: case GL_BLUE_INTEGER_EXT: - *blueIndex = 0; - *redIndex = *greenIndex = *alphaIndex = -1; + *bSrc = 0; + *rSrc = *gSrc = *aSrc = -1; break; case GL_ALPHA: case GL_ALPHA_INTEGER_EXT: - *redIndex = *greenIndex = *blueIndex = -1; - *alphaIndex = 0; + *rSrc = *gSrc = *bSrc = -1; + *aSrc = 0; break; case GL_LUMINANCE: case GL_LUMINANCE_INTEGER_EXT: - *redIndex = *greenIndex = *blueIndex = 0; - *alphaIndex = -1; + *rSrc = *gSrc = *bSrc = 0; + *aSrc = -1; break; case GL_LUMINANCE_ALPHA: case GL_LUMINANCE_ALPHA_INTEGER_EXT: - *redIndex = *greenIndex = *blueIndex = 0; - *alphaIndex = 1; + *rSrc = *gSrc = *bSrc = 0; + *aSrc = 1; break; case GL_INTENSITY: - *redIndex = *greenIndex = *blueIndex = *alphaIndex = 0; + *rSrc = *gSrc = *bSrc = *aSrc = 0; break; case GL_RG: case GL_RG_INTEGER: - *redIndex = 0; - *greenIndex = 1; - *blueIndex = -1; - *alphaIndex = -1; - *rComp = 0; - *gComp = 1; - *bComp = 2; - *aComp = 3; + *rSrc = 0; + *gSrc = 1; + *bSrc = -1; + *aSrc = -1; + *rDst = 0; + *gDst = 1; + *bDst = 2; + *aDst = 3; break; case GL_RGB: case GL_RGB_INTEGER: - *redIndex = 0; - *greenIndex = 1; - *blueIndex = 2; - *alphaIndex = -1; - *rComp = 0; - *gComp = 1; - *bComp = 2; - *aComp = 3; + *rSrc = 0; + *gSrc = 1; + *bSrc = 2; + *aSrc = -1; + *rDst = 0; + *gDst = 1; + *bDst = 2; + *aDst = 3; break; case GL_BGR: - *redIndex = 2; - *greenIndex = 1; - *blueIndex = 0; - *alphaIndex = -1; - *rComp = 2; - *gComp = 1; - *bComp = 0; - *aComp = 3; + *rSrc = 2; + *gSrc = 1; + *bSrc = 0; + *aSrc = -1; + *rDst = 2; + *gDst = 1; + *bDst = 0; + *aDst = 3; break; case GL_RGBA: case GL_RGBA_INTEGER: - *redIndex = 0; - *greenIndex = 1; - *blueIndex = 2; - *alphaIndex = 3; - *rComp = 0; - *gComp = 1; - *bComp = 2; - *aComp = 3; + *rSrc = 0; + *gSrc = 1; + *bSrc = 2; + *aSrc = 3; + *rDst = 0; + *gDst = 1; + *bDst = 2; + *aDst = 3; break; case GL_BGRA: - *redIndex = 2; - *greenIndex = 1; - *blueIndex = 0; - *alphaIndex = 3; - *rComp = 2; - *gComp = 1; - *bComp = 0; - *aComp = 3; + *rSrc = 2; + *gSrc = 1; + *bSrc = 0; + *aSrc = 3; + *rDst = 2; + *gDst = 1; + *bDst = 0; + *aDst = 3; break; case GL_ABGR_EXT: - *redIndex = 3; - *greenIndex = 2; - *blueIndex = 1; - *alphaIndex = 0; - *rComp = 3; - *gComp = 2; - *bComp = 1; - *aComp = 0; + *rSrc = 3; + *gSrc = 2; + *bSrc = 1; + *aSrc = 0; + *rDst = 3; + *gDst = 2; + *bDst = 1; + *aDst = 0; break; case GL_DU8DV8_ATI: case GL_DUDV_ATI: - *redIndex = 0; - *greenIndex = 1; - *blueIndex = -1; - *alphaIndex = -1; + *rSrc = 0; + *gSrc = 1; + *bSrc = -1; + *aSrc = -1; break; default: _mesa_problem(NULL, "bad srcFormat %s in get_component_mapping", @@ -2274,9 +2274,9 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLenum srcFormat, GLenum srcType, const GLvoid *src, GLboolean swapBytes) { - GLint redIndex, greenIndex, blueIndex, alphaIndex; + GLint rSrc, gSrc, bSrc, aSrc; GLint stride; - GLint rComp, bComp, gComp, aComp; + GLint rDst, bDst, gDst, aDst; GLboolean intFormat; GLfloat rs = 1.0f, gs = 1.0f, bs = 1.0f, as = 1.0f; /* scale factors */ @@ -2328,24 +2328,24 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], srcType == GL_UNSIGNED_INT_2_10_10_10_REV); get_component_mapping(srcFormat, - &redIndex, &greenIndex, &blueIndex, &alphaIndex, - &rComp, &gComp, &bComp, &aComp); + &rSrc, &gSrc, &bSrc, &aSrc, + &rDst, &gDst, &bDst, &aDst); stride = _mesa_components_in_format(srcFormat); intFormat = _mesa_is_integer_format(srcFormat); -#define PROCESS(INDEX, CHANNEL, DEFAULT, DEFAULT_INT, TYPE, CONVERSION) \ - if ((INDEX) < 0) { \ +#define PROCESS(SRC_INDEX, DST_INDEX, DEFAULT_FLT, DEFAULT_INT, TYPE, CONVERSION) \ + if ((SRC_INDEX) < 0) { \ GLuint i; \ if (intFormat) { \ for (i = 0; i < n; i++) { \ - rgba[i][CHANNEL] = DEFAULT_INT; \ + rgba[i][DST_INDEX] = DEFAULT_INT; \ } \ } \ else { \ for (i = 0; i < n; i++) { \ - rgba[i][CHANNEL] = DEFAULT; \ + rgba[i][DST_INDEX] = DEFAULT_FLT; \ } \ } \ } \ @@ -2353,7 +2353,7 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], const TYPE *s = (const TYPE *) src; \ GLuint i; \ for (i = 0; i < n; i++) { \ - TYPE value = s[INDEX]; \ + TYPE value = s[SRC_INDEX]; \ if (sizeof(TYPE) == 2) { \ SWAP2BYTE(value); \ } \ @@ -2361,9 +2361,9 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], SWAP4BYTE(value); \ } \ if (intFormat) \ - rgba[i][CHANNEL] = (GLfloat) value; \ + rgba[i][DST_INDEX] = (GLfloat) value; \ else \ - rgba[i][CHANNEL] = (GLfloat) CONVERSION(value); \ + rgba[i][DST_INDEX] = (GLfloat) CONVERSION(value); \ s += stride; \ } \ } \ @@ -2372,13 +2372,13 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; \ if (intFormat) { \ for (i = 0; i < n; i++) { \ - rgba[i][CHANNEL] = (GLfloat) s[INDEX]; \ + rgba[i][DST_INDEX] = (GLfloat) s[SRC_INDEX]; \ s += stride; \ } \ } \ else { \ for (i = 0; i < n; i++) { \ - rgba[i][CHANNEL] = (GLfloat) CONVERSION(s[INDEX]); \ + rgba[i][DST_INDEX] = (GLfloat) CONVERSION(s[SRC_INDEX]); \ s += stride; \ } \ } \ @@ -2386,52 +2386,52 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], switch (srcType) { case GL_UNSIGNED_BYTE: - PROCESS(redIndex, RCOMP, 0.0F, 0, GLubyte, UBYTE_TO_FLOAT); - PROCESS(greenIndex, GCOMP, 0.0F, 0, GLubyte, UBYTE_TO_FLOAT); - PROCESS(blueIndex, BCOMP, 0.0F, 0, GLubyte, UBYTE_TO_FLOAT); - PROCESS(alphaIndex, ACOMP, 1.0F, 255, GLubyte, UBYTE_TO_FLOAT); + PROCESS(rSrc, RCOMP, 0.0F, 0, GLubyte, UBYTE_TO_FLOAT); + PROCESS(gSrc, GCOMP, 0.0F, 0, GLubyte, UBYTE_TO_FLOAT); + PROCESS(bSrc, BCOMP, 0.0F, 0, GLubyte, UBYTE_TO_FLOAT); + PROCESS(aSrc, ACOMP, 1.0F, 255, GLubyte, UBYTE_TO_FLOAT); break; case GL_BYTE: - PROCESS(redIndex, RCOMP, 0.0F, 0, GLbyte, BYTE_TO_FLOAT); - PROCESS(greenIndex, GCOMP, 0.0F, 0, GLbyte, BYTE_TO_FLOAT); - PROCESS(blueIndex, BCOMP, 0.0F, 0, GLbyte, BYTE_TO_FLOAT); - PROCESS(alphaIndex, ACOMP, 1.0F, 127, GLbyte, BYTE_TO_FLOAT); + PROCESS(rSrc, RCOMP, 0.0F, 0, GLbyte, BYTE_TO_FLOAT); + PROCESS(gSrc, GCOMP, 0.0F, 0, GLbyte, BYTE_TO_FLOAT); + PROCESS(bSrc, BCOMP, 0.0F, 0, GLbyte, BYTE_TO_FLOAT); + PROCESS(aSrc, ACOMP, 1.0F, 127, GLbyte, BYTE_TO_FLOAT); break; case GL_UNSIGNED_SHORT: - PROCESS(redIndex, RCOMP, 0.0F, 0, GLushort, USHORT_TO_FLOAT); - PROCESS(greenIndex, GCOMP, 0.0F, 0, GLushort, USHORT_TO_FLOAT); - PROCESS(blueIndex, BCOMP, 0.0F, 0, GLushort, USHORT_TO_FLOAT); - PROCESS(alphaIndex, ACOMP, 1.0F, 0xffff, GLushort, USHORT_TO_FLOAT); + PROCESS(rSrc, RCOMP, 0.0F, 0, GLushort, USHORT_TO_FLOAT); + PROCESS(gSrc, GCOMP, 0.0F, 0, GLushort, USHORT_TO_FLOAT); + PROCESS(bSrc, BCOMP, 0.0F, 0, GLushort, USHORT_TO_FLOAT); + PROCESS(aSrc, ACOMP, 1.0F, 0xffff, GLushort, USHORT_TO_FLOAT); break; case GL_SHORT: - PROCESS(redIndex, RCOMP, 0.0F, 0, GLshort, SHORT_TO_FLOAT); - PROCESS(greenIndex, GCOMP, 0.0F, 0, GLshort, SHORT_TO_FLOAT); - PROCESS(blueIndex, BCOMP, 0.0F, 0, GLshort, SHORT_TO_FLOAT); - PROCESS(alphaIndex, ACOMP, 1.0F, 32767, GLshort, SHORT_TO_FLOAT); + PROCESS(rSrc, RCOMP, 0.0F, 0, GLshort, SHORT_TO_FLOAT); + PROCESS(gSrc, GCOMP, 0.0F, 0, GLshort, SHORT_TO_FLOAT); + PROCESS(bSrc, BCOMP, 0.0F, 0, GLshort, SHORT_TO_FLOAT); + PROCESS(aSrc, ACOMP, 1.0F, 32767, GLshort, SHORT_TO_FLOAT); break; case GL_UNSIGNED_INT: - PROCESS(redIndex, RCOMP, 0.0F, 0, GLuint, UINT_TO_FLOAT); - PROCESS(greenIndex, GCOMP, 0.0F, 0, GLuint, UINT_TO_FLOAT); - PROCESS(blueIndex, BCOMP, 0.0F, 0, GLuint, UINT_TO_FLOAT); - PROCESS(alphaIndex, ACOMP, 1.0F, 0xffffffff, GLuint, UINT_TO_FLOAT); + PROCESS(rSrc, RCOMP, 0.0F, 0, GLuint, UINT_TO_FLOAT); + PROCESS(gSrc, GCOMP, 0.0F, 0, GLuint, UINT_TO_FLOAT); + PROCESS(bSrc, BCOMP, 0.0F, 0, GLuint, UINT_TO_FLOAT); + PROCESS(aSrc, ACOMP, 1.0F, 0xffffffff, GLuint, UINT_TO_FLOAT); break; case GL_INT: - PROCESS(redIndex, RCOMP, 0.0F, 0, GLint, INT_TO_FLOAT); - PROCESS(greenIndex, GCOMP, 0.0F, 0, GLint, INT_TO_FLOAT); - PROCESS(blueIndex, BCOMP, 0.0F, 0, GLint, INT_TO_FLOAT); - PROCESS(alphaIndex, ACOMP, 1.0F, 2147483647, GLint, INT_TO_FLOAT); + PROCESS(rSrc, RCOMP, 0.0F, 0, GLint, INT_TO_FLOAT); + PROCESS(gSrc, GCOMP, 0.0F, 0, GLint, INT_TO_FLOAT); + PROCESS(bSrc, BCOMP, 0.0F, 0, GLint, INT_TO_FLOAT); + PROCESS(aSrc, ACOMP, 1.0F, 2147483647, GLint, INT_TO_FLOAT); break; case GL_FLOAT: - PROCESS(redIndex, RCOMP, 0.0F, 0.0F, GLfloat, (GLfloat)); - PROCESS(greenIndex, GCOMP, 0.0F, 0.0F, GLfloat, (GLfloat)); - PROCESS(blueIndex, BCOMP, 0.0F, 0.0F, GLfloat, (GLfloat)); - PROCESS(alphaIndex, ACOMP, 1.0F, 1.0F, GLfloat, (GLfloat)); + PROCESS(rSrc, RCOMP, 0.0F, 0.0F, GLfloat, (GLfloat)); + PROCESS(gSrc, GCOMP, 0.0F, 0.0F, GLfloat, (GLfloat)); + PROCESS(bSrc, BCOMP, 0.0F, 0.0F, GLfloat, (GLfloat)); + PROCESS(aSrc, ACOMP, 1.0F, 1.0F, GLfloat, (GLfloat)); break; case GL_HALF_FLOAT_ARB: - PROCESS(redIndex, RCOMP, 0.0F, 0.0F, GLhalfARB, _mesa_half_to_float); - PROCESS(greenIndex, GCOMP, 0.0F, 0.0F, GLhalfARB, _mesa_half_to_float); - PROCESS(blueIndex, BCOMP, 0.0F, 0.0F, GLhalfARB, _mesa_half_to_float); - PROCESS(alphaIndex, ACOMP, 1.0F, 1.0F, GLhalfARB, _mesa_half_to_float); + PROCESS(rSrc, RCOMP, 0.0F, 0.0F, GLhalfARB, _mesa_half_to_float); + PROCESS(gSrc, GCOMP, 0.0F, 0.0F, GLhalfARB, _mesa_half_to_float); + PROCESS(bSrc, BCOMP, 0.0F, 0.0F, GLhalfARB, _mesa_half_to_float); + PROCESS(aSrc, ACOMP, 1.0F, 1.0F, GLhalfARB, _mesa_half_to_float); break; case GL_UNSIGNED_BYTE_3_3_2: { @@ -2444,10 +2444,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], } for (i = 0; i < n; i ++) { GLubyte p = ubsrc[i]; - rgba[i][rComp] = ((p >> 5) ) * rs; - rgba[i][gComp] = ((p >> 2) & 0x7) * gs; - rgba[i][bComp] = ((p ) & 0x3) * bs; - rgba[i][aComp] = 1.0F; + rgba[i][rDst] = ((p >> 5) ) * rs; + rgba[i][gDst] = ((p >> 2) & 0x7) * gs; + rgba[i][bDst] = ((p ) & 0x3) * bs; + rgba[i][aDst] = 1.0F; } } break; @@ -2462,10 +2462,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], } for (i = 0; i < n; i ++) { GLubyte p = ubsrc[i]; - rgba[i][rComp] = ((p ) & 0x7) * rs; - rgba[i][gComp] = ((p >> 3) & 0x7) * gs; - rgba[i][bComp] = ((p >> 6) ) * bs; - rgba[i][aComp] = 1.0F; + rgba[i][rDst] = ((p ) & 0x7) * rs; + rgba[i][gDst] = ((p >> 3) & 0x7) * gs; + rgba[i][bDst] = ((p >> 6) ) * bs; + rgba[i][aDst] = 1.0F; } } break; @@ -2481,10 +2481,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p >> 11) ) * rs; - rgba[i][gComp] = ((p >> 5) & 0x3f) * gs; - rgba[i][bComp] = ((p ) & 0x1f) * bs; - rgba[i][aComp] = 1.0F; + rgba[i][rDst] = ((p >> 11) ) * rs; + rgba[i][gDst] = ((p >> 5) & 0x3f) * gs; + rgba[i][bDst] = ((p ) & 0x1f) * bs; + rgba[i][aDst] = 1.0F; } } else { @@ -2492,10 +2492,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p >> 11) ) * rs; - rgba[i][gComp] = ((p >> 5) & 0x3f) * gs; - rgba[i][bComp] = ((p ) & 0x1f) * bs; - rgba[i][aComp] = 1.0F; + rgba[i][rDst] = ((p >> 11) ) * rs; + rgba[i][gDst] = ((p >> 5) & 0x3f) * gs; + rgba[i][bDst] = ((p ) & 0x1f) * bs; + rgba[i][aDst] = 1.0F; } } break; @@ -2511,10 +2511,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p ) & 0x1f) * rs; - rgba[i][gComp] = ((p >> 5) & 0x3f) * gs; - rgba[i][bComp] = ((p >> 11) ) * bs; - rgba[i][aComp] = 1.0F; + rgba[i][rDst] = ((p ) & 0x1f) * rs; + rgba[i][gDst] = ((p >> 5) & 0x3f) * gs; + rgba[i][bDst] = ((p >> 11) ) * bs; + rgba[i][aDst] = 1.0F; } } else { @@ -2522,10 +2522,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p ) & 0x1f) * rs; - rgba[i][gComp] = ((p >> 5) & 0x3f) * gs; - rgba[i][bComp] = ((p >> 11) ) * bs; - rgba[i][aComp] = 1.0F; + rgba[i][rDst] = ((p ) & 0x1f) * rs; + rgba[i][gDst] = ((p >> 5) & 0x3f) * gs; + rgba[i][bDst] = ((p >> 11) ) * bs; + rgba[i][aDst] = 1.0F; } } break; @@ -2539,10 +2539,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p >> 12) ) * rs; - rgba[i][gComp] = ((p >> 8) & 0xf) * gs; - rgba[i][bComp] = ((p >> 4) & 0xf) * bs; - rgba[i][aComp] = ((p ) & 0xf) * as; + rgba[i][rDst] = ((p >> 12) ) * rs; + rgba[i][gDst] = ((p >> 8) & 0xf) * gs; + rgba[i][bDst] = ((p >> 4) & 0xf) * bs; + rgba[i][aDst] = ((p ) & 0xf) * as; } } else { @@ -2550,10 +2550,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p >> 12) ) * rs; - rgba[i][gComp] = ((p >> 8) & 0xf) * gs; - rgba[i][bComp] = ((p >> 4) & 0xf) * bs; - rgba[i][aComp] = ((p ) & 0xf) * as; + rgba[i][rDst] = ((p >> 12) ) * rs; + rgba[i][gDst] = ((p >> 8) & 0xf) * gs; + rgba[i][bDst] = ((p >> 4) & 0xf) * bs; + rgba[i][aDst] = ((p ) & 0xf) * as; } } break; @@ -2567,10 +2567,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p ) & 0xf) * rs; - rgba[i][gComp] = ((p >> 4) & 0xf) * gs; - rgba[i][bComp] = ((p >> 8) & 0xf) * bs; - rgba[i][aComp] = ((p >> 12) ) * as; + rgba[i][rDst] = ((p ) & 0xf) * rs; + rgba[i][gDst] = ((p >> 4) & 0xf) * gs; + rgba[i][bDst] = ((p >> 8) & 0xf) * bs; + rgba[i][aDst] = ((p >> 12) ) * as; } } else { @@ -2578,10 +2578,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p ) & 0xf) * rs; - rgba[i][gComp] = ((p >> 4) & 0xf) * gs; - rgba[i][bComp] = ((p >> 8) & 0xf) * bs; - rgba[i][aComp] = ((p >> 12) ) * as; + rgba[i][rDst] = ((p ) & 0xf) * rs; + rgba[i][gDst] = ((p >> 4) & 0xf) * gs; + rgba[i][bDst] = ((p >> 8) & 0xf) * bs; + rgba[i][aDst] = ((p >> 12) ) * as; } } break; @@ -2595,10 +2595,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p >> 11) ) * rs; - rgba[i][gComp] = ((p >> 6) & 0x1f) * gs; - rgba[i][bComp] = ((p >> 1) & 0x1f) * bs; - rgba[i][aComp] = ((p ) & 0x1) * as; + rgba[i][rDst] = ((p >> 11) ) * rs; + rgba[i][gDst] = ((p >> 6) & 0x1f) * gs; + rgba[i][bDst] = ((p >> 1) & 0x1f) * bs; + rgba[i][aDst] = ((p ) & 0x1) * as; } } else { @@ -2606,10 +2606,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p >> 11) ) * rs; - rgba[i][gComp] = ((p >> 6) & 0x1f) * gs; - rgba[i][bComp] = ((p >> 1) & 0x1f) * bs; - rgba[i][aComp] = ((p ) & 0x1) * as; + rgba[i][rDst] = ((p >> 11) ) * rs; + rgba[i][gDst] = ((p >> 6) & 0x1f) * gs; + rgba[i][bDst] = ((p >> 1) & 0x1f) * bs; + rgba[i][aDst] = ((p ) & 0x1) * as; } } break; @@ -2623,10 +2623,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p ) & 0x1f) * rs; - rgba[i][gComp] = ((p >> 5) & 0x1f) * gs; - rgba[i][bComp] = ((p >> 10) & 0x1f) * bs; - rgba[i][aComp] = ((p >> 15) ) * as; + rgba[i][rDst] = ((p ) & 0x1f) * rs; + rgba[i][gDst] = ((p >> 5) & 0x1f) * gs; + rgba[i][bDst] = ((p >> 10) & 0x1f) * bs; + rgba[i][aDst] = ((p >> 15) ) * as; } } else { @@ -2634,10 +2634,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p ) & 0x1f) * rs; - rgba[i][gComp] = ((p >> 5) & 0x1f) * gs; - rgba[i][bComp] = ((p >> 10) & 0x1f) * bs; - rgba[i][aComp] = ((p >> 15) ) * as; + rgba[i][rDst] = ((p ) & 0x1f) * rs; + rgba[i][gDst] = ((p >> 5) & 0x1f) * gs; + rgba[i][bDst] = ((p >> 10) & 0x1f) * bs; + rgba[i][aDst] = ((p >> 15) ) * as; } } break; @@ -2648,19 +2648,19 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], if (intFormat) { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = (GLfloat) ((p ) & 0xff); - rgba[i][gComp] = (GLfloat) ((p >> 8) & 0xff); - rgba[i][bComp] = (GLfloat) ((p >> 16) & 0xff); - rgba[i][aComp] = (GLfloat) ((p >> 24) ); + rgba[i][rDst] = (GLfloat) ((p ) & 0xff); + rgba[i][gDst] = (GLfloat) ((p >> 8) & 0xff); + rgba[i][bDst] = (GLfloat) ((p >> 16) & 0xff); + rgba[i][aDst] = (GLfloat) ((p >> 24) ); } } else { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = UBYTE_TO_FLOAT((p ) & 0xff); - rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff); - rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff); - rgba[i][aComp] = UBYTE_TO_FLOAT((p >> 24) ); + rgba[i][rDst] = UBYTE_TO_FLOAT((p ) & 0xff); + rgba[i][gDst] = UBYTE_TO_FLOAT((p >> 8) & 0xff); + rgba[i][bDst] = UBYTE_TO_FLOAT((p >> 16) & 0xff); + rgba[i][aDst] = UBYTE_TO_FLOAT((p >> 24) ); } } } @@ -2670,19 +2670,19 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], if (intFormat) { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = (GLfloat) ((p >> 24) ); - rgba[i][gComp] = (GLfloat) ((p >> 16) & 0xff); - rgba[i][bComp] = (GLfloat) ((p >> 8) & 0xff); - rgba[i][aComp] = (GLfloat) ((p ) & 0xff); + rgba[i][rDst] = (GLfloat) ((p >> 24) ); + rgba[i][gDst] = (GLfloat) ((p >> 16) & 0xff); + rgba[i][bDst] = (GLfloat) ((p >> 8) & 0xff); + rgba[i][aDst] = (GLfloat) ((p ) & 0xff); } } else { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = UBYTE_TO_FLOAT((p >> 24) ); - rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff); - rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff); - rgba[i][aComp] = UBYTE_TO_FLOAT((p ) & 0xff); + rgba[i][rDst] = UBYTE_TO_FLOAT((p >> 24) ); + rgba[i][gDst] = UBYTE_TO_FLOAT((p >> 16) & 0xff); + rgba[i][bDst] = UBYTE_TO_FLOAT((p >> 8) & 0xff); + rgba[i][aDst] = UBYTE_TO_FLOAT((p ) & 0xff); } } } @@ -2694,19 +2694,19 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], if (intFormat) { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = (GLfloat) ((p >> 24) ); - rgba[i][gComp] = (GLfloat) ((p >> 16) & 0xff); - rgba[i][bComp] = (GLfloat) ((p >> 8) & 0xff); - rgba[i][aComp] = (GLfloat) ((p ) & 0xff); + rgba[i][rDst] = (GLfloat) ((p >> 24) ); + rgba[i][gDst] = (GLfloat) ((p >> 16) & 0xff); + rgba[i][bDst] = (GLfloat) ((p >> 8) & 0xff); + rgba[i][aDst] = (GLfloat) ((p ) & 0xff); } } else { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = UBYTE_TO_FLOAT((p >> 24) ); - rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff); - rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff); - rgba[i][aComp] = UBYTE_TO_FLOAT((p ) & 0xff); + rgba[i][rDst] = UBYTE_TO_FLOAT((p >> 24) ); + rgba[i][gDst] = UBYTE_TO_FLOAT((p >> 16) & 0xff); + rgba[i][bDst] = UBYTE_TO_FLOAT((p >> 8) & 0xff); + rgba[i][aDst] = UBYTE_TO_FLOAT((p ) & 0xff); } } } @@ -2716,19 +2716,19 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], if (intFormat) { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = (GLfloat) ((p ) & 0xff); - rgba[i][gComp] = (GLfloat) ((p >> 8) & 0xff); - rgba[i][bComp] = (GLfloat) ((p >> 16) & 0xff); - rgba[i][aComp] = (GLfloat) ((p >> 24) ); + rgba[i][rDst] = (GLfloat) ((p ) & 0xff); + rgba[i][gDst] = (GLfloat) ((p >> 8) & 0xff); + rgba[i][bDst] = (GLfloat) ((p >> 16) & 0xff); + rgba[i][aDst] = (GLfloat) ((p >> 24) ); } } else { for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = UBYTE_TO_FLOAT((p ) & 0xff); - rgba[i][gComp] = UBYTE_TO_FLOAT((p >> 8) & 0xff); - rgba[i][bComp] = UBYTE_TO_FLOAT((p >> 16) & 0xff); - rgba[i][aComp] = UBYTE_TO_FLOAT((p >> 24) ); + rgba[i][rDst] = UBYTE_TO_FLOAT((p ) & 0xff); + rgba[i][gDst] = UBYTE_TO_FLOAT((p >> 8) & 0xff); + rgba[i][bDst] = UBYTE_TO_FLOAT((p >> 16) & 0xff); + rgba[i][aDst] = UBYTE_TO_FLOAT((p >> 24) ); } } } @@ -2746,10 +2746,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; SWAP4BYTE(p); - rgba[i][rComp] = ((p >> 22) ) * rs; - rgba[i][gComp] = ((p >> 12) & 0x3ff) * gs; - rgba[i][bComp] = ((p >> 2) & 0x3ff) * bs; - rgba[i][aComp] = ((p ) & 0x3 ) * as; + rgba[i][rDst] = ((p >> 22) ) * rs; + rgba[i][gDst] = ((p >> 12) & 0x3ff) * gs; + rgba[i][bDst] = ((p >> 2) & 0x3ff) * bs; + rgba[i][aDst] = ((p ) & 0x3 ) * as; } } else { @@ -2757,10 +2757,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p >> 22) ) * rs; - rgba[i][gComp] = ((p >> 12) & 0x3ff) * gs; - rgba[i][bComp] = ((p >> 2) & 0x3ff) * bs; - rgba[i][aComp] = ((p ) & 0x3 ) * as; + rgba[i][rDst] = ((p >> 22) ) * rs; + rgba[i][gDst] = ((p >> 12) & 0x3ff) * gs; + rgba[i][bDst] = ((p >> 2) & 0x3ff) * bs; + rgba[i][aDst] = ((p ) & 0x3 ) * as; } } break; @@ -2777,10 +2777,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; SWAP4BYTE(p); - rgba[i][rComp] = ((p ) & 0x3ff) * rs; - rgba[i][gComp] = ((p >> 10) & 0x3ff) * gs; - rgba[i][bComp] = ((p >> 20) & 0x3ff) * bs; - rgba[i][aComp] = ((p >> 30) ) * as; + rgba[i][rDst] = ((p ) & 0x3ff) * rs; + rgba[i][gDst] = ((p >> 10) & 0x3ff) * gs; + rgba[i][bDst] = ((p >> 20) & 0x3ff) * bs; + rgba[i][aDst] = ((p >> 30) ) * as; } } else { @@ -2788,10 +2788,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p ) & 0x3ff) * rs; - rgba[i][gComp] = ((p >> 10) & 0x3ff) * gs; - rgba[i][bComp] = ((p >> 20) & 0x3ff) * bs; - rgba[i][aComp] = ((p >> 30) ) * as; + rgba[i][rDst] = ((p ) & 0x3ff) * rs; + rgba[i][gDst] = ((p >> 10) & 0x3ff) * gs; + rgba[i][bDst] = ((p >> 20) & 0x3ff) * bs; + rgba[i][aDst] = ((p >> 30) ) * as; } } break; @@ -2847,9 +2847,9 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLenum srcFormat, GLenum srcType, const GLvoid *src, GLboolean swapBytes) { - GLint redIndex, greenIndex, blueIndex, alphaIndex; + GLint rSrc, gSrc, bSrc, aSrc; GLint stride; - GLint rComp, bComp, gComp, aComp; + GLint rDst, bDst, gDst, aDst; GLboolean intFormat; ASSERT(srcFormat == GL_RED || @@ -2900,32 +2900,32 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], srcType == GL_UNSIGNED_INT_2_10_10_10_REV); get_component_mapping(srcFormat, - &redIndex, &greenIndex, &blueIndex, &alphaIndex, - &rComp, &gComp, &bComp, &aComp); + &rSrc, &gSrc, &bSrc, &aSrc, + &rDst, &gDst, &bDst, &aDst); stride = _mesa_components_in_format(srcFormat); intFormat = _mesa_is_integer_format(srcFormat); -#define PROCESS(INDEX, CHANNEL, DEFAULT, TYPE, CONVERSION) \ - if ((INDEX) < 0) { \ +#define PROCESS(SRC_INDEX, DST_INDEX, DEFAULT, TYPE, CONVERSION) \ + if ((SRC_INDEX) < 0) { \ GLuint i; \ for (i = 0; i < n; i++) { \ - rgba[i][CHANNEL] = DEFAULT; \ + rgba[i][DST_INDEX] = DEFAULT; \ } \ } \ else if (swapBytes) { \ const TYPE *s = (const TYPE *) src; \ GLuint i; \ for (i = 0; i < n; i++) { \ - TYPE value = s[INDEX]; \ + TYPE value = s[SRC_INDEX]; \ if (sizeof(TYPE) == 2) { \ SWAP2BYTE(value); \ } \ else if (sizeof(TYPE) == 4) { \ SWAP4BYTE(value); \ } \ - rgba[i][CHANNEL] = CONVERSION(value); \ + rgba[i][DST_INDEX] = CONVERSION(value); \ s += stride; \ } \ } \ @@ -2933,59 +2933,59 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], const TYPE *s = (const TYPE *) src; \ GLuint i; \ for (i = 0; i < n; i++) { \ - rgba[i][CHANNEL] = CONVERSION(s[INDEX]); \ + rgba[i][DST_INDEX] = CONVERSION(s[SRC_INDEX]); \ s += stride; \ } \ } switch (srcType) { case GL_UNSIGNED_BYTE: - PROCESS(redIndex, RCOMP, 0, GLubyte, (GLuint)); - PROCESS(greenIndex, GCOMP, 0, GLubyte, (GLuint)); - PROCESS(blueIndex, BCOMP, 0, GLubyte, (GLuint)); - PROCESS(alphaIndex, ACOMP, 1, GLubyte, (GLuint)); + PROCESS(rSrc, RCOMP, 0, GLubyte, (GLuint)); + PROCESS(gSrc, GCOMP, 0, GLubyte, (GLuint)); + PROCESS(bSrc, BCOMP, 0, GLubyte, (GLuint)); + PROCESS(aSrc, ACOMP, 1, GLubyte, (GLuint)); break; case GL_BYTE: - PROCESS(redIndex, RCOMP, 0, GLbyte, clamp_byte_to_uint); - PROCESS(greenIndex, GCOMP, 0, GLbyte, clamp_byte_to_uint); - PROCESS(blueIndex, BCOMP, 0, GLbyte, clamp_byte_to_uint); - PROCESS(alphaIndex, ACOMP, 1, GLbyte, clamp_byte_to_uint); + PROCESS(rSrc, RCOMP, 0, GLbyte, clamp_byte_to_uint); + PROCESS(gSrc, GCOMP, 0, GLbyte, clamp_byte_to_uint); + PROCESS(bSrc, BCOMP, 0, GLbyte, clamp_byte_to_uint); + PROCESS(aSrc, ACOMP, 1, GLbyte, clamp_byte_to_uint); break; case GL_UNSIGNED_SHORT: - PROCESS(redIndex, RCOMP, 0, GLushort, (GLuint)); - PROCESS(greenIndex, GCOMP, 0, GLushort, (GLuint)); - PROCESS(blueIndex, BCOMP, 0, GLushort, (GLuint)); - PROCESS(alphaIndex, ACOMP, 1, GLushort, (GLuint)); + PROCESS(rSrc, RCOMP, 0, GLushort, (GLuint)); + PROCESS(gSrc, GCOMP, 0, GLushort, (GLuint)); + PROCESS(bSrc, BCOMP, 0, GLushort, (GLuint)); + PROCESS(aSrc, ACOMP, 1, GLushort, (GLuint)); break; case GL_SHORT: - PROCESS(redIndex, RCOMP, 0, GLshort, clamp_short_to_uint); - PROCESS(greenIndex, GCOMP, 0, GLshort, clamp_short_to_uint); - PROCESS(blueIndex, BCOMP, 0, GLshort, clamp_short_to_uint); - PROCESS(alphaIndex, ACOMP, 1, GLshort, clamp_short_to_uint); + PROCESS(rSrc, RCOMP, 0, GLshort, clamp_short_to_uint); + PROCESS(gSrc, GCOMP, 0, GLshort, clamp_short_to_uint); + PROCESS(bSrc, BCOMP, 0, GLshort, clamp_short_to_uint); + PROCESS(aSrc, ACOMP, 1, GLshort, clamp_short_to_uint); break; case GL_UNSIGNED_INT: - PROCESS(redIndex, RCOMP, 0, GLuint, (GLuint)); - PROCESS(greenIndex, GCOMP, 0, GLuint, (GLuint)); - PROCESS(blueIndex, BCOMP, 0, GLuint, (GLuint)); - PROCESS(alphaIndex, ACOMP, 1, GLuint, (GLuint)); + PROCESS(rSrc, RCOMP, 0, GLuint, (GLuint)); + PROCESS(gSrc, GCOMP, 0, GLuint, (GLuint)); + PROCESS(bSrc, BCOMP, 0, GLuint, (GLuint)); + PROCESS(aSrc, ACOMP, 1, GLuint, (GLuint)); break; case GL_INT: - PROCESS(redIndex, RCOMP, 0, GLint, clamp_int_to_uint); - PROCESS(greenIndex, GCOMP, 0, GLint, clamp_int_to_uint); - PROCESS(blueIndex, BCOMP, 0, GLint, clamp_int_to_uint); - PROCESS(alphaIndex, ACOMP, 1, GLint, clamp_int_to_uint); + PROCESS(rSrc, RCOMP, 0, GLint, clamp_int_to_uint); + PROCESS(gSrc, GCOMP, 0, GLint, clamp_int_to_uint); + PROCESS(bSrc, BCOMP, 0, GLint, clamp_int_to_uint); + PROCESS(aSrc, ACOMP, 1, GLint, clamp_int_to_uint); break; case GL_FLOAT: - PROCESS(redIndex, RCOMP, 0, GLfloat, clamp_float_to_uint); - PROCESS(greenIndex, GCOMP, 0, GLfloat, clamp_float_to_uint); - PROCESS(blueIndex, BCOMP, 0, GLfloat, clamp_float_to_uint); - PROCESS(alphaIndex, ACOMP, 1, GLfloat, clamp_float_to_uint); + PROCESS(rSrc, RCOMP, 0, GLfloat, clamp_float_to_uint); + PROCESS(gSrc, GCOMP, 0, GLfloat, clamp_float_to_uint); + PROCESS(bSrc, BCOMP, 0, GLfloat, clamp_float_to_uint); + PROCESS(aSrc, ACOMP, 1, GLfloat, clamp_float_to_uint); break; case GL_HALF_FLOAT_ARB: - PROCESS(redIndex, RCOMP, 0, GLhalfARB, clamp_half_to_uint); - PROCESS(greenIndex, GCOMP, 0, GLhalfARB, clamp_half_to_uint); - PROCESS(blueIndex, BCOMP, 0, GLhalfARB, clamp_half_to_uint); - PROCESS(alphaIndex, ACOMP, 1, GLhalfARB, clamp_half_to_uint); + PROCESS(rSrc, RCOMP, 0, GLhalfARB, clamp_half_to_uint); + PROCESS(gSrc, GCOMP, 0, GLhalfARB, clamp_half_to_uint); + PROCESS(bSrc, BCOMP, 0, GLhalfARB, clamp_half_to_uint); + PROCESS(aSrc, ACOMP, 1, GLhalfARB, clamp_half_to_uint); break; case GL_UNSIGNED_BYTE_3_3_2: { @@ -2993,10 +2993,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLubyte p = ubsrc[i]; - rgba[i][rComp] = ((p >> 5) ); - rgba[i][gComp] = ((p >> 2) & 0x7); - rgba[i][bComp] = ((p ) & 0x3); - rgba[i][aComp] = 1; + rgba[i][rDst] = ((p >> 5) ); + rgba[i][gDst] = ((p >> 2) & 0x7); + rgba[i][bDst] = ((p ) & 0x3); + rgba[i][aDst] = 1; } } break; @@ -3006,10 +3006,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLubyte p = ubsrc[i]; - rgba[i][rComp] = ((p ) & 0x7); - rgba[i][gComp] = ((p >> 3) & 0x7); - rgba[i][bComp] = ((p >> 6) ); - rgba[i][aComp] = 1; + rgba[i][rDst] = ((p ) & 0x7); + rgba[i][gDst] = ((p >> 3) & 0x7); + rgba[i][bDst] = ((p >> 6) ); + rgba[i][aDst] = 1; } } break; @@ -3020,10 +3020,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p >> 11) ); - rgba[i][gComp] = ((p >> 5) & 0x3f); - rgba[i][bComp] = ((p ) & 0x1f); - rgba[i][aComp] = 1; + rgba[i][rDst] = ((p >> 11) ); + rgba[i][gDst] = ((p >> 5) & 0x3f); + rgba[i][bDst] = ((p ) & 0x1f); + rgba[i][aDst] = 1; } } else { @@ -3031,10 +3031,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p >> 11) ); - rgba[i][gComp] = ((p >> 5) & 0x3f); - rgba[i][bComp] = ((p ) & 0x1f); - rgba[i][aComp] = 1; + rgba[i][rDst] = ((p >> 11) ); + rgba[i][gDst] = ((p >> 5) & 0x3f); + rgba[i][bDst] = ((p ) & 0x1f); + rgba[i][aDst] = 1; } } break; @@ -3045,10 +3045,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p ) & 0x1f); - rgba[i][gComp] = ((p >> 5) & 0x3f); - rgba[i][bComp] = ((p >> 11) ); - rgba[i][aComp] = 1; + rgba[i][rDst] = ((p ) & 0x1f); + rgba[i][gDst] = ((p >> 5) & 0x3f); + rgba[i][bDst] = ((p >> 11) ); + rgba[i][aDst] = 1; } } else { @@ -3056,10 +3056,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p ) & 0x1f); - rgba[i][gComp] = ((p >> 5) & 0x3f); - rgba[i][bComp] = ((p >> 11) ); - rgba[i][aComp] = 1; + rgba[i][rDst] = ((p ) & 0x1f); + rgba[i][gDst] = ((p >> 5) & 0x3f); + rgba[i][bDst] = ((p >> 11) ); + rgba[i][aDst] = 1; } } break; @@ -3070,10 +3070,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p >> 12) ); - rgba[i][gComp] = ((p >> 8) & 0xf); - rgba[i][bComp] = ((p >> 4) & 0xf); - rgba[i][aComp] = ((p ) & 0xf); + rgba[i][rDst] = ((p >> 12) ); + rgba[i][gDst] = ((p >> 8) & 0xf); + rgba[i][bDst] = ((p >> 4) & 0xf); + rgba[i][aDst] = ((p ) & 0xf); } } else { @@ -3081,10 +3081,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p >> 12) ); - rgba[i][gComp] = ((p >> 8) & 0xf); - rgba[i][bComp] = ((p >> 4) & 0xf); - rgba[i][aComp] = ((p ) & 0xf); + rgba[i][rDst] = ((p >> 12) ); + rgba[i][gDst] = ((p >> 8) & 0xf); + rgba[i][bDst] = ((p >> 4) & 0xf); + rgba[i][aDst] = ((p ) & 0xf); } } break; @@ -3095,10 +3095,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p ) & 0xf); - rgba[i][gComp] = ((p >> 4) & 0xf); - rgba[i][bComp] = ((p >> 8) & 0xf); - rgba[i][aComp] = ((p >> 12) ); + rgba[i][rDst] = ((p ) & 0xf); + rgba[i][gDst] = ((p >> 4) & 0xf); + rgba[i][bDst] = ((p >> 8) & 0xf); + rgba[i][aDst] = ((p >> 12) ); } } else { @@ -3106,10 +3106,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p ) & 0xf); - rgba[i][gComp] = ((p >> 4) & 0xf); - rgba[i][bComp] = ((p >> 8) & 0xf); - rgba[i][aComp] = ((p >> 12) ); + rgba[i][rDst] = ((p ) & 0xf); + rgba[i][gDst] = ((p >> 4) & 0xf); + rgba[i][bDst] = ((p >> 8) & 0xf); + rgba[i][aDst] = ((p >> 12) ); } } break; @@ -3120,10 +3120,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p >> 11) ); - rgba[i][gComp] = ((p >> 6) & 0x1f); - rgba[i][bComp] = ((p >> 1) & 0x1f); - rgba[i][aComp] = ((p ) & 0x1 ); + rgba[i][rDst] = ((p >> 11) ); + rgba[i][gDst] = ((p >> 6) & 0x1f); + rgba[i][bDst] = ((p >> 1) & 0x1f); + rgba[i][aDst] = ((p ) & 0x1 ); } } else { @@ -3131,10 +3131,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p >> 11) ); - rgba[i][gComp] = ((p >> 6) & 0x1f); - rgba[i][bComp] = ((p >> 1) & 0x1f); - rgba[i][aComp] = ((p ) & 0x1 ); + rgba[i][rDst] = ((p >> 11) ); + rgba[i][gDst] = ((p >> 6) & 0x1f); + rgba[i][bDst] = ((p >> 1) & 0x1f); + rgba[i][aDst] = ((p ) & 0x1 ); } } break; @@ -3145,10 +3145,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; SWAP2BYTE(p); - rgba[i][rComp] = ((p ) & 0x1f); - rgba[i][gComp] = ((p >> 5) & 0x1f); - rgba[i][bComp] = ((p >> 10) & 0x1f); - rgba[i][aComp] = ((p >> 15) ); + rgba[i][rDst] = ((p ) & 0x1f); + rgba[i][gDst] = ((p >> 5) & 0x1f); + rgba[i][bDst] = ((p >> 10) & 0x1f); + rgba[i][aDst] = ((p >> 15) ); } } else { @@ -3156,10 +3156,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLushort p = ussrc[i]; - rgba[i][rComp] = ((p ) & 0x1f); - rgba[i][gComp] = ((p >> 5) & 0x1f); - rgba[i][bComp] = ((p >> 10) & 0x1f); - rgba[i][aComp] = ((p >> 15) ); + rgba[i][rDst] = ((p ) & 0x1f); + rgba[i][gDst] = ((p >> 5) & 0x1f); + rgba[i][bDst] = ((p >> 10) & 0x1f); + rgba[i][aDst] = ((p >> 15) ); } } break; @@ -3169,10 +3169,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p ) & 0xff); - rgba[i][gComp] = ((p >> 8) & 0xff); - rgba[i][bComp] = ((p >> 16) & 0xff); - rgba[i][aComp] = ((p >> 24) ); + rgba[i][rDst] = ((p ) & 0xff); + rgba[i][gDst] = ((p >> 8) & 0xff); + rgba[i][bDst] = ((p >> 16) & 0xff); + rgba[i][aDst] = ((p >> 24) ); } } else { @@ -3180,10 +3180,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p >> 24) ); - rgba[i][gComp] = ((p >> 16) & 0xff); - rgba[i][bComp] = ((p >> 8) & 0xff); - rgba[i][aComp] = ((p ) & 0xff); + rgba[i][rDst] = ((p >> 24) ); + rgba[i][gDst] = ((p >> 16) & 0xff); + rgba[i][bDst] = ((p >> 8) & 0xff); + rgba[i][aDst] = ((p ) & 0xff); } } break; @@ -3193,10 +3193,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p >> 24) ); - rgba[i][gComp] = ((p >> 16) & 0xff); - rgba[i][bComp] = ((p >> 8) & 0xff); - rgba[i][aComp] = ((p ) & 0xff); + rgba[i][rDst] = ((p >> 24) ); + rgba[i][gDst] = ((p >> 16) & 0xff); + rgba[i][bDst] = ((p >> 8) & 0xff); + rgba[i][aDst] = ((p ) & 0xff); } } else { @@ -3204,10 +3204,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p ) & 0xff); - rgba[i][gComp] = ((p >> 8) & 0xff); - rgba[i][bComp] = ((p >> 16) & 0xff); - rgba[i][aComp] = ((p >> 24) ); + rgba[i][rDst] = ((p ) & 0xff); + rgba[i][gDst] = ((p >> 8) & 0xff); + rgba[i][bDst] = ((p >> 16) & 0xff); + rgba[i][aDst] = ((p >> 24) ); } } break; @@ -3218,10 +3218,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; SWAP4BYTE(p); - rgba[i][rComp] = ((p >> 22) ); - rgba[i][gComp] = ((p >> 12) & 0x3ff); - rgba[i][bComp] = ((p >> 2) & 0x3ff); - rgba[i][aComp] = ((p ) & 0x3 ); + rgba[i][rDst] = ((p >> 22) ); + rgba[i][gDst] = ((p >> 12) & 0x3ff); + rgba[i][bDst] = ((p >> 2) & 0x3ff); + rgba[i][aDst] = ((p ) & 0x3 ); } } else { @@ -3229,10 +3229,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p >> 22) ); - rgba[i][gComp] = ((p >> 12) & 0x3ff); - rgba[i][bComp] = ((p >> 2) & 0x3ff); - rgba[i][aComp] = ((p ) & 0x3 ); + rgba[i][rDst] = ((p >> 22) ); + rgba[i][gDst] = ((p >> 12) & 0x3ff); + rgba[i][bDst] = ((p >> 2) & 0x3ff); + rgba[i][aDst] = ((p ) & 0x3 ); } } break; @@ -3243,10 +3243,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; SWAP4BYTE(p); - rgba[i][rComp] = ((p ) & 0x3ff); - rgba[i][gComp] = ((p >> 10) & 0x3ff); - rgba[i][bComp] = ((p >> 20) & 0x3ff); - rgba[i][aComp] = ((p >> 30) ); + rgba[i][rDst] = ((p ) & 0x3ff); + rgba[i][gDst] = ((p >> 10) & 0x3ff); + rgba[i][bDst] = ((p >> 20) & 0x3ff); + rgba[i][aDst] = ((p >> 30) ); } } else { @@ -3254,10 +3254,10 @@ extract_uint_rgba(GLuint n, GLuint rgba[][4], GLuint i; for (i = 0; i < n; i ++) { GLuint p = uisrc[i]; - rgba[i][rComp] = ((p ) & 0x3ff); - rgba[i][gComp] = ((p >> 10) & 0x3ff); - rgba[i][bComp] = ((p >> 20) & 0x3ff); - rgba[i][aComp] = ((p >> 30) ); + rgba[i][rDst] = ((p ) & 0x3ff); + rgba[i][gDst] = ((p >> 10) & 0x3ff); + rgba[i][bDst] = ((p >> 20) & 0x3ff); + rgba[i][aDst] = ((p >> 30) ); } } break; @@ -3461,8 +3461,7 @@ _mesa_unpack_color_span_chan( struct gl_context *ctx, /* general solution begins here */ { GLint dstComponents; - GLint dstRedIndex, dstGreenIndex, dstBlueIndex, dstAlphaIndex; - GLint dstLuminanceIndex, dstIntensityIndex; + GLint rDst, gDst, bDst, aDst, lDst, iDst; GLfloat rgba[MAX_WIDTH][4]; dstComponents = _mesa_components_in_format( dstFormat ); @@ -3515,51 +3514,50 @@ _mesa_unpack_color_span_chan( struct gl_context *ctx, _mesa_apply_rgba_transfer_ops(ctx, transferOps, n, rgba); } - get_component_indexes(dstFormat, &dstRedIndex, &dstGreenIndex, - &dstBlueIndex, &dstAlphaIndex, &dstLuminanceIndex, - &dstIntensityIndex); + get_component_indexes(dstFormat, + &rDst, &gDst, &bDst, &aDst, &lDst, &iDst); /* Now return the GLchan data in the requested dstFormat */ - if (dstRedIndex >= 0) { + if (rDst >= 0) { GLchan *dst = dest; GLuint i; for (i = 0; i < n; i++) { - CLAMPED_FLOAT_TO_CHAN(dst[dstRedIndex], rgba[i][RCOMP]); + CLAMPED_FLOAT_TO_CHAN(dst[rDst], rgba[i][RCOMP]); dst += dstComponents; } } - if (dstGreenIndex >= 0) { + if (gDst >= 0) { GLchan *dst = dest; GLuint i; for (i = 0; i < n; i++) { - CLAMPED_FLOAT_TO_CHAN(dst[dstGreenIndex], rgba[i][GCOMP]); + CLAMPED_FLOAT_TO_CHAN(dst[gDst], rgba[i][GCOMP]); dst += dstComponents; } } - if (dstBlueIndex >= 0) { + if (bDst >= 0) { GLchan *dst = dest; GLuint i; for (i = 0; i < n; i++) { - CLAMPED_FLOAT_TO_CHAN(dst[dstBlueIndex], rgba[i][BCOMP]); + CLAMPED_FLOAT_TO_CHAN(dst[bDst], rgba[i][BCOMP]); dst += dstComponents; } } - if (dstAlphaIndex >= 0) { + if (aDst >= 0) { GLchan *dst = dest; GLuint i; for (i = 0; i < n; i++) { - CLAMPED_FLOAT_TO_CHAN(dst[dstAlphaIndex], rgba[i][ACOMP]); + CLAMPED_FLOAT_TO_CHAN(dst[aDst], rgba[i][ACOMP]); dst += dstComponents; } } - if (dstIntensityIndex >= 0) { + if (iDst >= 0) { GLchan *dst = dest; GLuint i; - assert(dstIntensityIndex == 0); + assert(iDst == 0); assert(dstComponents == 1); for (i = 0; i < n; i++) { /* Intensity comes from red channel */ @@ -3567,10 +3565,10 @@ _mesa_unpack_color_span_chan( struct gl_context *ctx, } } - if (dstLuminanceIndex >= 0) { + if (lDst >= 0) { GLchan *dst = dest; GLuint i; - assert(dstLuminanceIndex == 0); + assert(lDst == 0); for (i = 0; i < n; i++) { /* Luminance comes from red channel */ CLAMPED_FLOAT_TO_CHAN(dst[0], rgba[i][RCOMP]); @@ -3653,8 +3651,7 @@ _mesa_unpack_color_span_float( struct gl_context *ctx, /* general solution, no special cases, yet */ { GLint dstComponents; - GLint dstRedIndex, dstGreenIndex, dstBlueIndex, dstAlphaIndex; - GLint dstLuminanceIndex, dstIntensityIndex; + GLint rDst, gDst, bDst, aDst, lDst, iDst; GLfloat rgba[MAX_WIDTH][4]; dstComponents = _mesa_components_in_format( dstFormat ); @@ -3702,51 +3699,50 @@ _mesa_unpack_color_span_float( struct gl_context *ctx, _mesa_apply_rgba_transfer_ops(ctx, transferOps, n, rgba); } - get_component_indexes(dstFormat, &dstRedIndex, &dstGreenIndex, - &dstBlueIndex, &dstAlphaIndex, &dstLuminanceIndex, - &dstIntensityIndex); + get_component_indexes(dstFormat, + &rDst, &gDst, &bDst, &aDst, &lDst, &iDst); /* Now pack results in the requested dstFormat */ - if (dstRedIndex >= 0) { + if (rDst >= 0) { GLfloat *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstRedIndex] = rgba[i][RCOMP]; + dst[rDst] = rgba[i][RCOMP]; dst += dstComponents; } } - if (dstGreenIndex >= 0) { + if (gDst >= 0) { GLfloat *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstGreenIndex] = rgba[i][GCOMP]; + dst[gDst] = rgba[i][GCOMP]; dst += dstComponents; } } - if (dstBlueIndex >= 0) { + if (bDst >= 0) { GLfloat *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstBlueIndex] = rgba[i][BCOMP]; + dst[bDst] = rgba[i][BCOMP]; dst += dstComponents; } } - if (dstAlphaIndex >= 0) { + if (aDst >= 0) { GLfloat *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstAlphaIndex] = rgba[i][ACOMP]; + dst[aDst] = rgba[i][ACOMP]; dst += dstComponents; } } - if (dstIntensityIndex >= 0) { + if (iDst >= 0) { GLfloat *dst = dest; GLuint i; - assert(dstIntensityIndex == 0); + assert(iDst == 0); assert(dstComponents == 1); for (i = 0; i < n; i++) { /* Intensity comes from red channel */ @@ -3754,10 +3750,10 @@ _mesa_unpack_color_span_float( struct gl_context *ctx, } } - if (dstLuminanceIndex >= 0) { + if (lDst >= 0) { GLfloat *dst = dest; GLuint i; - assert(dstLuminanceIndex == 0); + assert(lDst == 0); for (i = 0; i < n; i++) { /* Luminance comes from red channel */ dst[0] = rgba[i][RCOMP]; @@ -3849,57 +3845,55 @@ _mesa_unpack_color_span_uint(struct gl_context *ctx, } else { /* general case */ - GLint dstRedIndex, dstGreenIndex, dstBlueIndex, dstAlphaIndex; - GLint dstLuminanceIndex, dstIntensityIndex; + GLint rDst, gDst, bDst, aDst, lDst, iDst; GLint dstComponents = _mesa_components_in_format( dstFormat ); assert(dstComponents > 0); - get_component_indexes(dstFormat, &dstRedIndex, &dstGreenIndex, - &dstBlueIndex, &dstAlphaIndex, &dstLuminanceIndex, - &dstIntensityIndex); + get_component_indexes(dstFormat, + &rDst, &gDst, &bDst, &aDst, &lDst, &iDst); /* Now pack values in the requested dest format */ - if (dstRedIndex >= 0) { + if (rDst >= 0) { GLuint *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstRedIndex] = rgba[i][RCOMP]; + dst[rDst] = rgba[i][RCOMP]; dst += dstComponents; } } - if (dstGreenIndex >= 0) { + if (gDst >= 0) { GLuint *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstGreenIndex] = rgba[i][GCOMP]; + dst[gDst] = rgba[i][GCOMP]; dst += dstComponents; } } - if (dstBlueIndex >= 0) { + if (bDst >= 0) { GLuint *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstBlueIndex] = rgba[i][BCOMP]; + dst[bDst] = rgba[i][BCOMP]; dst += dstComponents; } } - if (dstAlphaIndex >= 0) { + if (aDst >= 0) { GLuint *dst = dest; GLuint i; for (i = 0; i < n; i++) { - dst[dstAlphaIndex] = rgba[i][ACOMP]; + dst[aDst] = rgba[i][ACOMP]; dst += dstComponents; } } - if (dstIntensityIndex >= 0) { + if (iDst >= 0) { GLuint *dst = dest; GLuint i; - assert(dstIntensityIndex == 0); + assert(iDst == 0); assert(dstComponents == 1); for (i = 0; i < n; i++) { /* Intensity comes from red channel */ @@ -3907,10 +3901,10 @@ _mesa_unpack_color_span_uint(struct gl_context *ctx, } } - if (dstLuminanceIndex >= 0) { + if (lDst >= 0) { GLuint *dst = dest; GLuint i; - assert(dstLuminanceIndex == 0); + assert(lDst == 0); for (i = 0; i < n; i++) { /* Luminance comes from red channel */ dst[0] = rgba[i][RCOMP]; 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