From 25b67e64049c291bd4e845c076d450653ba45f8d Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Fri, 3 Dec 2004 15:58:07 +0000 Subject: Use the GL datatypes. Lots of assorted clean-ups. --- src/mesa/main/texcompress_fxt1.c | 495 ++++++++++++++++++++------------------- 1 file changed, 250 insertions(+), 245 deletions(-) (limited to 'src/mesa/main/texcompress_fxt1.c') diff --git a/src/mesa/main/texcompress_fxt1.c b/src/mesa/main/texcompress_fxt1.c index 2939251407..ca9b9aa0c9 100644 --- a/src/mesa/main/texcompress_fxt1.c +++ b/src/mesa/main/texcompress_fxt1.c @@ -40,13 +40,14 @@ #include "texstore.h" -int -fxt1_encode (unsigned int width, unsigned int height, int comps, - const void *source, int srcRowStride, - void *dest, int destRowStride); -void -fxt1_decode_1 (const void *texture, int stride, - int i, int j, unsigned char *rgba); +static GLint +fxt1_encode (GLuint width, GLuint height, GLint comps, + const void *source, GLint srcRowStride, + void *dest, GLint destRowStride); + +static void +fxt1_decode_1 (const void *texture, GLint stride, + GLint i, GLint j, GLubyte *rgba); /** @@ -216,7 +217,7 @@ fetch_texel_2d_f_rgb_fxt1( const struct gl_texture_image *texImage, texel[RCOMP] = CHAN_TO_FLOAT(rgba[RCOMP]); texel[GCOMP] = CHAN_TO_FLOAT(rgba[GCOMP]); texel[BCOMP] = CHAN_TO_FLOAT(rgba[BCOMP]); - texel[ACOMP] = 1.0; + texel[ACOMP] = 1.0F; } @@ -284,9 +285,12 @@ const struct gl_texture_format _mesa_texformat_rgba_fxt1 = { #define LL_RMS_D 10 /* fault tolerance (maximum delta) */ #define LL_RMS_E 255 /* fault tolerance (maximum error) */ #define ALPHA_TS 2 /* alpha threshold: (255 - ALPHA_TS) deemed opaque */ -#define ISTBLACK(v) (*((unsigned long *)(v)) == 0) +#define ISTBLACK(v) (*((GLuint *)(v)) == 0) +/* + * Define a 64-bit unsigned integer type and macros + */ #if defined(__GNUC__) && !defined(__cplusplus) #define FX64_NATIVE 1 @@ -302,7 +306,7 @@ typedef unsigned long long Fx64; #define FX64_NATIVE 0 typedef struct { - unsigned long lo, hi; + GLuint lo, hi; } Fx64; #define FX64_MOV32(a, b) a.lo = b @@ -322,20 +326,21 @@ typedef struct { #endif /* !__GNUC__ */ + #define F(i) 1 /* can be used to obtain an oblong metric: 0.30 / 0.59 / 0.11 */ #define SAFECDOT 1 /* for paranoids */ #define MAKEIVEC(NV, NC, IV, B, V0, V1) \ do { \ /* compute interpolation vector */ \ - float d2 = 0; \ - float rd2; \ + GLfloat d2 = 0.0F; \ + GLfloat rd2; \ \ for (i = 0; i < NC; i++) { \ IV[i] = (V1[i] - V0[i]) * F(i); \ d2 += IV[i] * IV[i]; \ } \ - rd2 = (float)NV / d2; \ + rd2 = (GLfloat)NV / d2; \ B = 0; \ for (i = 0; i < NC; i++) { \ IV[i] *= F(i); \ @@ -347,11 +352,11 @@ typedef struct { #define CALCCDOT(TEXEL, NV, NC, IV, B, V)\ do { \ - float dot = 0; \ + GLfloat dot = 0.0F; \ for (i = 0; i < NC; i++) { \ dot += V[i] * IV[i]; \ } \ - TEXEL = (int)(dot + B); \ + TEXEL = (GLint)(dot + B); \ if (SAFECDOT) { \ if (TEXEL < 0) { \ TEXEL = 0; \ @@ -362,15 +367,15 @@ typedef struct { } while (0) -static int -fxt1_bestcol (float vec[][MAX_COMP], int nv, - unsigned char input[MAX_COMP], int nc) +static GLint +fxt1_bestcol (GLfloat vec[][MAX_COMP], GLint nv, + GLubyte input[MAX_COMP], GLint nc) { - int i, j, best = -1; - float err = 1e9; /* big enough */ + GLint i, j, best = -1; + GLfloat err = 1e9; /* big enough */ for (j = 0; j < nv; j++) { - float e = 0; + GLfloat e = 0.0F; for (i = 0; i < nc; i++) { e += (vec[j][i] - input[i]) * (vec[j][i] - input[i]); } @@ -384,15 +389,15 @@ fxt1_bestcol (float vec[][MAX_COMP], int nv, } -static int -fxt1_worst (float vec[MAX_COMP], - unsigned char input[N_TEXELS][MAX_COMP], int nc, int n) +static GLint +fxt1_worst (GLfloat vec[MAX_COMP], + GLubyte input[N_TEXELS][MAX_COMP], GLint nc, GLint n) { - int i, k, worst = -1; - float err = -1; /* small enough */ + GLint i, k, worst = -1; + GLfloat err = -1.0F; /* small enough */ for (k = 0; k < n; k++) { - float e = 0; + GLfloat e = 0.0F; for (i = 0; i < nc; i++) { e += (vec[i] - input[k][i]) * (vec[i] - input[k][i]); } @@ -406,19 +411,19 @@ fxt1_worst (float vec[MAX_COMP], } -static int -fxt1_variance (double variance[MAX_COMP], - unsigned char input[N_TEXELS][MAX_COMP], int nc, int n) +static GLint +fxt1_variance (GLdouble variance[MAX_COMP], + GLubyte input[N_TEXELS][MAX_COMP], GLint nc, GLint n) { - int i, k, best = 0; - int sx, sx2; - double var, maxvar = -1; /* small enough */ - double teenth = 1.0 / n; + GLint i, k, best = 0; + GLint sx, sx2; + GLdouble var, maxvar = -1; /* small enough */ + GLdouble teenth = 1.0 / n; for (i = 0; i < nc; i++) { sx = sx2 = 0; for (k = 0; k < n; k++) { - int t = input[k][i]; + GLint t = input[k][i]; sx += t; sx2 += t * t; } @@ -436,17 +441,17 @@ fxt1_variance (double variance[MAX_COMP], } -static int -fxt1_choose (float vec[][MAX_COMP], int nv, - unsigned char input[N_TEXELS][MAX_COMP], int nc, int n) +static GLint +fxt1_choose (GLfloat vec[][MAX_COMP], GLint nv, + GLubyte input[N_TEXELS][MAX_COMP], GLint nc, GLint n) { #if 0 /* Choose colors from a grid. */ - int i, j; + GLint i, j; for (j = 0; j < nv; j++) { - int m = j * (n - 1) / (nv - 1); + GLint m = j * (n - 1) / (nv - 1); for (i = 0; i < nc; i++) { vec[j][i] = input[m][i]; } @@ -456,26 +461,26 @@ fxt1_choose (float vec[][MAX_COMP], int nv, * the 8x4 tile and use those as the two representative colors. * There are probably better algorithms to use (histogram-based). */ - int i, j, k; - int minSum = 2000; /* big enough */ - int maxSum = -1; /* small enough */ - int minCol = 0; /* phoudoin: silent compiler! */ - int maxCol = 0; /* phoudoin: silent compiler! */ + GLint i, j, k; + GLint minSum = 2000; /* big enough */ + GLint maxSum = -1; /* small enough */ + GLint minCol = 0; /* phoudoin: silent compiler! */ + GLint maxCol = 0; /* phoudoin: silent compiler! */ struct { - int flag; - int key; - int freq; - int idx; + GLint flag; + GLint key; + GLint freq; + GLint idx; } hist[N_TEXELS]; - int lenh = 0; + GLint lenh = 0; memset(hist, 0, sizeof(hist)); for (k = 0; k < n; k++) { - int l; - int key = 0; - int sum = 0; + GLint l; + GLint key = 0; + GLint sum = 0; for (i = 0; i < nc; i++) { key <<= 8; key |= input[k][i]; @@ -508,7 +513,7 @@ fxt1_choose (float vec[][MAX_COMP], int nv, if (lenh <= nv) { for (j = 0; j < lenh; j++) { for (i = 0; i < nc; i++) { - vec[j][i] = (float)input[hist[j].idx][i]; + vec[j][i] = (GLfloat)input[hist[j].idx][i]; } } for (; j < nv; j++) { @@ -530,9 +535,9 @@ fxt1_choose (float vec[][MAX_COMP], int nv, } -static int -fxt1_lloyd (float vec[][MAX_COMP], int nv, - unsigned char input[N_TEXELS][MAX_COMP], int nc, int n) +static GLint +fxt1_lloyd (GLfloat vec[][MAX_COMP], GLint nv, + GLubyte input[N_TEXELS][MAX_COMP], GLint nc, GLint n) { /* Use the generalized lloyd's algorithm for VQ: * find 4 color vectors. @@ -554,11 +559,11 @@ fxt1_lloyd (float vec[][MAX_COMP], int nv, * n number of input samples */ - int sum[MAX_VECT][MAX_COMP]; /* used to accumulate closest texels */ - int cnt[MAX_VECT]; /* how many times a certain vector was chosen */ - float error, lasterror = 1e9; + GLint sum[MAX_VECT][MAX_COMP]; /* used to accumulate closest texels */ + GLint cnt[MAX_VECT]; /* how many times a certain vector was chosen */ + GLfloat error, lasterror = 1e9; - int i, j, k, rep; + GLint i, j, k, rep; /* the quantizer */ for (rep = 0; rep < LL_N_REP; rep++) { @@ -574,11 +579,11 @@ fxt1_lloyd (float vec[][MAX_COMP], int nv, /* scan whole block */ for (k = 0; k < n; k++) { #if 1 - int best = -1; - float err = 1e9; /* big enough */ + GLint best = -1; + GLfloat err = 1e9; /* big enough */ /* determine best vector */ for (j = 0; j < nv; j++) { - float e = (vec[j][0] - input[k][0]) * (vec[j][0] - input[k][0]) + + GLfloat e = (vec[j][0] - input[k][0]) * (vec[j][0] - input[k][0]) + (vec[j][1] - input[k][1]) * (vec[j][1] - input[k][1]) + (vec[j][2] - input[k][2]) * (vec[j][2] - input[k][2]); if (nc == 4) { @@ -590,7 +595,7 @@ fxt1_lloyd (float vec[][MAX_COMP], int nv, } } #else - int best = fxt1_bestcol(vec, nv, input[k], nc, &err); + GLint best = fxt1_bestcol(vec, nv, input[k], nc, &err); #endif /* add in closest color */ for (i = 0; i < nc; i++) { @@ -612,13 +617,13 @@ fxt1_lloyd (float vec[][MAX_COMP], int nv, /* move each vector to the barycenter of its closest colors */ for (j = 0; j < nv; j++) { if (cnt[j]) { - float div = 1.0F / cnt[j]; + GLfloat div = 1.0F / cnt[j]; for (i = 0; i < nc; i++) { vec[j][i] = div * sum[j][i]; } } else { /* this vec has no samples or is identical with a previous vec */ - int worst = fxt1_worst(vec[j], input, nc, n); + GLint worst = fxt1_worst(vec[j], input, nc, n); for (i = 0; i < nc; i++) { vec[j][i] = input[worst][i]; } @@ -631,15 +636,15 @@ fxt1_lloyd (float vec[][MAX_COMP], int nv, static void -fxt1_quantize_CHROMA (unsigned long *cc, - unsigned char input[N_TEXELS][MAX_COMP]) +fxt1_quantize_CHROMA (GLuint *cc, + GLubyte input[N_TEXELS][MAX_COMP]) { - const int n_vect = 4; /* 4 base vectors to find */ - const int n_comp = 3; /* 3 components: R, G, B */ - float vec[MAX_VECT][MAX_COMP]; - int i, j, k; + const GLint n_vect = 4; /* 4 base vectors to find */ + const GLint n_comp = 3; /* 3 components: R, G, B */ + GLfloat vec[MAX_VECT][MAX_COMP]; + GLint i, j, k; Fx64 hi; /* high quadword */ - unsigned long lohi, lolo; /* low quadword: hi dword, lo dword */ + GLuint lohi, lolo; /* low quadword: hi dword, lo dword */ if (fxt1_choose(vec, n_vect, input, n_comp, N_TEXELS) != 0) { fxt1_lloyd(vec, n_vect, input, n_comp, N_TEXELS); @@ -650,7 +655,7 @@ fxt1_quantize_CHROMA (unsigned long *cc, for (i = 0; i < n_comp; i++) { /* add in colors */ FX64_SHL(hi, 5); - FX64_OR32(hi, (unsigned int)(vec[j][i] / 8.0)); + FX64_OR32(hi, (GLuint)(vec[j][i] / 8.0F)); } } ((Fx64 *)cc)[1] = hi; @@ -672,16 +677,16 @@ fxt1_quantize_CHROMA (unsigned long *cc, static void -fxt1_quantize_ALPHA0 (unsigned long *cc, - unsigned char input[N_TEXELS][MAX_COMP], - unsigned char reord[N_TEXELS][MAX_COMP], int n) +fxt1_quantize_ALPHA0 (GLuint *cc, + GLubyte input[N_TEXELS][MAX_COMP], + GLubyte reord[N_TEXELS][MAX_COMP], GLint n) { - const int n_vect = 3; /* 3 base vectors to find */ - const int n_comp = 4; /* 4 components: R, G, B, A */ - float vec[MAX_VECT][MAX_COMP]; - int i, j, k; + const GLint n_vect = 3; /* 3 base vectors to find */ + const GLint n_comp = 4; /* 4 components: R, G, B, A */ + GLfloat vec[MAX_VECT][MAX_COMP]; + GLint i, j, k; Fx64 hi; /* high quadword */ - unsigned long lohi, lolo; /* low quadword: hi dword, lo dword */ + GLuint lohi, lolo; /* low quadword: hi dword, lo dword */ /* the last vector indicates zero */ for (i = 0; i < n_comp; i++) { @@ -697,13 +702,13 @@ fxt1_quantize_ALPHA0 (unsigned long *cc, for (j = n_vect - 1; j >= 0; j--) { /* add in alphas */ FX64_SHL(hi, 5); - FX64_OR32(hi, (unsigned int)(vec[j][ACOMP] / 8.0)); + FX64_OR32(hi, (GLuint)(vec[j][ACOMP] / 8.0F)); } for (j = n_vect - 1; j >= 0; j--) { for (i = 0; i < n_comp - 1; i++) { /* add in colors */ FX64_SHL(hi, 5); - FX64_OR32(hi, (unsigned int)(vec[j][i] / 8.0)); + FX64_OR32(hi, (GLuint)(vec[j][i] / 8.0F)); } } ((Fx64 *)cc)[1] = hi; @@ -725,22 +730,22 @@ fxt1_quantize_ALPHA0 (unsigned long *cc, static void -fxt1_quantize_ALPHA1 (unsigned long *cc, - unsigned char input[N_TEXELS][MAX_COMP]) +fxt1_quantize_ALPHA1 (GLuint *cc, + GLubyte input[N_TEXELS][MAX_COMP]) { - const int n_vect = 3; /* highest vector number in each microtile */ - const int n_comp = 4; /* 4 components: R, G, B, A */ - float vec[1 + 1 + 1][MAX_COMP]; /* 1.5 extrema for each sub-block */ - float b, iv[MAX_COMP]; /* interpolation vector */ - int i, j, k; + const GLint n_vect = 3; /* highest vector number in each microtile */ + const GLint n_comp = 4; /* 4 components: R, G, B, A */ + GLfloat vec[1 + 1 + 1][MAX_COMP]; /* 1.5 extrema for each sub-block */ + GLfloat b, iv[MAX_COMP]; /* interpolation vector */ + GLint i, j, k; Fx64 hi; /* high quadword */ - unsigned long lohi, lolo; /* low quadword: hi dword, lo dword */ + GLuint lohi, lolo; /* low quadword: hi dword, lo dword */ - int minSum; - int maxSum; - int minColL = 0, maxColL = 0; - int minColR = 0, maxColR = 0; - int sumL = 0, sumR = 0; + GLint minSum; + GLint maxSum; + GLint minColL = 0, maxColL = 0; + GLint minColR = 0, maxColR = 0; + GLint sumL = 0, sumR = 0; /* Our solution here is to find the darkest and brightest colors in * the 4x4 tile and use those as the two representative colors. @@ -749,7 +754,7 @@ fxt1_quantize_ALPHA1 (unsigned long *cc, minSum = 2000; /* big enough */ maxSum = -1; /* small enough */ for (k = 0; k < N_TEXELS / 2; k++) { - int sum = 0; + GLint sum = 0; for (i = 0; i < n_comp; i++) { sum += input[k][i]; } @@ -766,7 +771,7 @@ fxt1_quantize_ALPHA1 (unsigned long *cc, minSum = 2000; /* big enough */ maxSum = -1; /* small enough */ for (; k < N_TEXELS; k++) { - int sum = 0; + GLint sum = 0; for (i = 0; i < n_comp; i++) { sum += input[k][i]; } @@ -782,36 +787,36 @@ fxt1_quantize_ALPHA1 (unsigned long *cc, } /* choose the common vector (yuck!) */ -{ - int j1, j2; - int v1 = 0, v2 = 0; - float err = 1e9; /* big enough */ - float tv[2 * 2][MAX_COMP]; /* 2 extrema for each sub-block */ - for (i = 0; i < n_comp; i++) { - tv[0][i] = input[minColL][i]; - tv[1][i] = input[maxColL][i]; - tv[2][i] = input[minColR][i]; - tv[3][i] = input[maxColR][i]; - } - for (j1 = 0; j1 < 2; j1++) { - for (j2 = 2; j2 < 4; j2++) { - float e = 0; - for (i = 0; i < n_comp; i++) { - e += (tv[j1][i] - tv[j2][i]) * (tv[j1][i] - tv[j2][i]); - } - if (e < err) { - err = e; - v1 = j1; - v2 = j2; - } + { + GLint j1, j2; + GLint v1 = 0, v2 = 0; + GLfloat err = 1e9; /* big enough */ + GLfloat tv[2 * 2][MAX_COMP]; /* 2 extrema for each sub-block */ + for (i = 0; i < n_comp; i++) { + tv[0][i] = input[minColL][i]; + tv[1][i] = input[maxColL][i]; + tv[2][i] = input[minColR][i]; + tv[3][i] = input[maxColR][i]; + } + for (j1 = 0; j1 < 2; j1++) { + for (j2 = 2; j2 < 4; j2++) { + GLfloat e = 0.0F; + for (i = 0; i < n_comp; i++) { + e += (tv[j1][i] - tv[j2][i]) * (tv[j1][i] - tv[j2][i]); + } + if (e < err) { + err = e; + v1 = j1; + v2 = j2; + } + } + } + for (i = 0; i < n_comp; i++) { + vec[0][i] = tv[1 - v1][i]; + vec[1][i] = (tv[v1][i] * sumL + tv[v2][i] * sumR) / (sumL + sumR); + vec[2][i] = tv[5 - v2][i]; } } - for (i = 0; i < n_comp; i++) { - vec[0][i] = tv[1 - v1][i]; - vec[1][i] = (tv[v1][i] * sumL + tv[v2][i] * sumR) / (sumL + sumR); - vec[2][i] = tv[5 - v2][i]; - } -} /* left microtile */ cc[0] = 0; @@ -822,7 +827,7 @@ fxt1_quantize_ALPHA1 (unsigned long *cc, /* add in texels */ lolo = 0; for (k = N_TEXELS / 2 - 1; k >= 0; k--) { - int texel; + GLint texel; /* interpolate color */ CALCCDOT(texel, n_vect, n_comp, iv, b, input[k]); /* add in texel */ @@ -842,7 +847,7 @@ fxt1_quantize_ALPHA1 (unsigned long *cc, /* add in texels */ lohi = 0; for (k = N_TEXELS - 1; k >= N_TEXELS / 2; k--) { - int texel; + GLint texel; /* interpolate color */ CALCCDOT(texel, n_vect, n_comp, iv, b, input[k]); /* add in texel */ @@ -857,13 +862,13 @@ fxt1_quantize_ALPHA1 (unsigned long *cc, for (j = n_vect - 1; j >= 0; j--) { /* add in alphas */ FX64_SHL(hi, 5); - FX64_OR32(hi, (unsigned int)(vec[j][ACOMP] / 8.0F)); + FX64_OR32(hi, (GLuint)(vec[j][ACOMP] / 8.0F)); } for (j = n_vect - 1; j >= 0; j--) { for (i = 0; i < n_comp - 1; i++) { /* add in colors */ FX64_SHL(hi, 5); - FX64_OR32(hi, (unsigned int)(vec[j][i] / 8.0F)); + FX64_OR32(hi, (GLuint)(vec[j][i] / 8.0F)); } } ((Fx64 *)cc)[1] = hi; @@ -871,28 +876,28 @@ fxt1_quantize_ALPHA1 (unsigned long *cc, static void -fxt1_quantize_HI (unsigned long *cc, - unsigned char input[N_TEXELS][MAX_COMP], - unsigned char reord[N_TEXELS][MAX_COMP], int n) +fxt1_quantize_HI (GLuint *cc, + GLubyte input[N_TEXELS][MAX_COMP], + GLubyte reord[N_TEXELS][MAX_COMP], GLint n) { - const int n_vect = 6; /* highest vector number */ - const int n_comp = 3; /* 3 components: R, G, B */ - float b = 0.0; /* phoudoin: silent compiler! */ - float iv[MAX_COMP]; /* interpolation vector */ - int i, k; - unsigned long hihi; /* high quadword: hi dword */ - - int minSum = 2000; /* big enough */ - int maxSum = -1; /* small enough */ - int minCol = 0; /* phoudoin: silent compiler! */ - int maxCol = 0; /* phoudoin: silent compiler! */ + const GLint n_vect = 6; /* highest vector number */ + const GLint n_comp = 3; /* 3 components: R, G, B */ + GLfloat b = 0.0F; /* phoudoin: silent compiler! */ + GLfloat iv[MAX_COMP]; /* interpolation vector */ + GLint i, k; + GLuint hihi; /* high quadword: hi dword */ + + GLint minSum = 2000; /* big enough */ + GLint maxSum = -1; /* small enough */ + GLint minCol = 0; /* phoudoin: silent compiler! */ + GLint maxCol = 0; /* phoudoin: silent compiler! */ /* Our solution here is to find the darkest and brightest colors in * the 8x4 tile and use those as the two representative colors. * There are probably better algorithms to use (histogram-based). */ for (k = 0; k < n; k++) { - int sum = 0; + GLint sum = 0; for (i = 0; i < n_comp; i++) { sum += reord[k][i]; } @@ -927,9 +932,9 @@ fxt1_quantize_HI (unsigned long *cc, /* add in texels */ for (k = N_TEXELS - 1; k >= 0; k--) { - int t = k * 3; - unsigned long *kk = (unsigned long *)((unsigned long)cc + t / 8); - int texel = n_vect + 1; /* transparent black */ + GLint t = k * 3; + GLuint *kk = (GLuint *)((GLuint)cc + t / 8); + GLint texel = n_vect + 1; /* transparent black */ if (!ISTBLACK(input[k])) { if (minCol != maxCol) { @@ -947,21 +952,21 @@ fxt1_quantize_HI (unsigned long *cc, static void -fxt1_quantize_MIXED1 (unsigned long *cc, - unsigned char input[N_TEXELS][MAX_COMP]) +fxt1_quantize_MIXED1 (GLuint *cc, + GLubyte input[N_TEXELS][MAX_COMP]) { - const int n_vect = 2; /* highest vector number in each microtile */ - const int n_comp = 3; /* 3 components: R, G, B */ - unsigned char vec[2 * 2][MAX_COMP]; /* 2 extrema for each sub-block */ - float b, iv[MAX_COMP]; /* interpolation vector */ - int i, j, k; + const GLint n_vect = 2; /* highest vector number in each microtile */ + const GLint n_comp = 3; /* 3 components: R, G, B */ + GLubyte vec[2 * 2][MAX_COMP]; /* 2 extrema for each sub-block */ + GLfloat b, iv[MAX_COMP]; /* interpolation vector */ + GLint i, j, k; Fx64 hi; /* high quadword */ - unsigned long lohi, lolo; /* low quadword: hi dword, lo dword */ + GLuint lohi, lolo; /* low quadword: hi dword, lo dword */ - int minSum; - int maxSum; - int minColL = 0, maxColL = -1; - int minColR = 0, maxColR = -1; + GLint minSum; + GLint maxSum; + GLint minColL = 0, maxColL = -1; + GLint minColR = 0, maxColR = -1; /* Our solution here is to find the darkest and brightest colors in * the 4x4 tile and use those as the two representative colors. @@ -971,7 +976,7 @@ fxt1_quantize_MIXED1 (unsigned long *cc, maxSum = -1; /* small enough */ for (k = 0; k < N_TEXELS / 2; k++) { if (!ISTBLACK(input[k])) { - int sum = 0; + GLint sum = 0; for (i = 0; i < n_comp; i++) { sum += input[k][i]; } @@ -989,7 +994,7 @@ fxt1_quantize_MIXED1 (unsigned long *cc, maxSum = -1; /* small enough */ for (; k < N_TEXELS; k++) { if (!ISTBLACK(input[k])) { - int sum = 0; + GLint sum = 0; for (i = 0; i < n_comp; i++) { sum += input[k][i]; } @@ -1025,7 +1030,7 @@ fxt1_quantize_MIXED1 (unsigned long *cc, /* add in texels */ lolo = 0; for (k = N_TEXELS / 2 - 1; k >= 0; k--) { - int texel = n_vect + 1; /* transparent black */ + GLint texel = n_vect + 1; /* transparent black */ if (!ISTBLACK(input[k])) { /* interpolate color */ CALCCDOT(texel, n_vect, n_comp, iv, b, input[k]); @@ -1059,7 +1064,7 @@ fxt1_quantize_MIXED1 (unsigned long *cc, /* add in texels */ lohi = 0; for (k = N_TEXELS - 1; k >= N_TEXELS / 2; k--) { - int texel = n_vect + 1; /* transparent black */ + GLint texel = n_vect + 1; /* transparent black */ if (!ISTBLACK(input[k])) { /* interpolate color */ CALCCDOT(texel, n_vect, n_comp, iv, b, input[k]); @@ -1085,22 +1090,22 @@ fxt1_quantize_MIXED1 (unsigned long *cc, static void -fxt1_quantize_MIXED0 (unsigned long *cc, - unsigned char input[N_TEXELS][MAX_COMP]) +fxt1_quantize_MIXED0 (GLuint *cc, + GLubyte input[N_TEXELS][MAX_COMP]) { - const int n_vect = 3; /* highest vector number in each microtile */ - const int n_comp = 3; /* 3 components: R, G, B */ - unsigned char vec[2 * 2][MAX_COMP]; /* 2 extrema for each sub-block */ - float b, iv[MAX_COMP]; /* interpolation vector */ - int i, j, k; + const GLint n_vect = 3; /* highest vector number in each microtile */ + const GLint n_comp = 3; /* 3 components: R, G, B */ + GLubyte vec[2 * 2][MAX_COMP]; /* 2 extrema for each sub-block */ + GLfloat b, iv[MAX_COMP]; /* interpolation vector */ + GLint i, j, k; Fx64 hi; /* high quadword */ - unsigned long lohi, lolo; /* low quadword: hi dword, lo dword */ + GLuint lohi, lolo; /* low quadword: hi dword, lo dword */ - int minColL = 0, maxColL = 0; - int minColR = 0, maxColR = 0; + GLint minColL = 0, maxColL = 0; + GLint minColR = 0, maxColR = 0; #if 0 - int minSum; - int maxSum; + GLint minSum; + GLint maxSum; /* Our solution here is to find the darkest and brightest colors in * the 4x4 tile and use those as the two representative colors. @@ -1109,7 +1114,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, minSum = 2000; /* big enough */ maxSum = -1; /* small enough */ for (k = 0; k < N_TEXELS / 2; k++) { - int sum = 0; + GLint sum = 0; for (i = 0; i < n_comp; i++) { sum += input[k][i]; } @@ -1125,7 +1130,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, minSum = 2000; /* big enough */ maxSum = -1; /* small enough */ for (; k < N_TEXELS; k++) { - int sum = 0; + GLint sum = 0; for (i = 0; i < n_comp; i++) { sum += input[k][i]; } @@ -1139,10 +1144,10 @@ fxt1_quantize_MIXED0 (unsigned long *cc, } } #else - int minVal; - int maxVal; - int maxVarL = fxt1_variance(NULL, input, n_comp, N_TEXELS / 2); - int maxVarR = fxt1_variance(NULL, &input[N_TEXELS / 2], n_comp, N_TEXELS / 2); + GLint minVal; + GLint maxVal; + GLint maxVarL = fxt1_variance(NULL, input, n_comp, N_TEXELS / 2); + GLint maxVarR = fxt1_variance(NULL, &input[N_TEXELS / 2], n_comp, N_TEXELS / 2); /* Scan the channel with max variance for lo & hi * and use those as the two representative colors. @@ -1150,7 +1155,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, minVal = 2000; /* big enough */ maxVal = -1; /* small enough */ for (k = 0; k < N_TEXELS / 2; k++) { - int t = input[k][maxVarL]; + GLint t = input[k][maxVarL]; if (minVal > t) { minVal = t; minColL = k; @@ -1163,7 +1168,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, minVal = 2000; /* big enough */ maxVal = -1; /* small enough */ for (; k < N_TEXELS; k++) { - int t = input[k][maxVarR]; + GLint t = input[k][maxVarR]; if (minVal > t) { minVal = t; minColR = k; @@ -1188,7 +1193,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, /* add in texels */ lolo = 0; for (k = N_TEXELS / 2 - 1; k >= 0; k--) { - int texel; + GLint texel; /* interpolate color */ CALCCDOT(texel, n_vect, n_comp, iv, b, input[k]); /* add in texel */ @@ -1197,7 +1202,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, } /* funky encoding for LSB of green */ - if ((int)((lolo >> 1) & 1) != (((vec[1][GCOMP] ^ vec[0][GCOMP]) >> 2) & 1)) { + if ((GLint)((lolo >> 1) & 1) != (((vec[1][GCOMP] ^ vec[0][GCOMP]) >> 2) & 1)) { for (i = 0; i < n_comp; i++) { vec[1][i] = input[minColL][i]; vec[0][i] = input[maxColL][i]; @@ -1221,7 +1226,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, /* add in texels */ lohi = 0; for (k = N_TEXELS - 1; k >= N_TEXELS / 2; k--) { - int texel; + GLint texel; /* interpolate color */ CALCCDOT(texel, n_vect, n_comp, iv, b, input[k]); /* add in texel */ @@ -1230,7 +1235,7 @@ fxt1_quantize_MIXED0 (unsigned long *cc, } /* funky encoding for LSB of green */ - if ((int)((lohi >> 1) & 1) != (((vec[3][GCOMP] ^ vec[2][GCOMP]) >> 2) & 1)) { + if ((GLint)((lohi >> 1) & 1) != (((vec[3][GCOMP] ^ vec[2][GCOMP]) >> 2) & 1)) { for (i = 0; i < n_comp; i++) { vec[3][i] = input[minColR][i]; vec[2][i] = input[maxColR][i]; @@ -1254,13 +1259,13 @@ fxt1_quantize_MIXED0 (unsigned long *cc, static void -fxt1_quantize (unsigned long *cc, const unsigned char *lines[], int comps) +fxt1_quantize (GLuint *cc, const GLubyte *lines[], GLint comps) { - int trualpha; - unsigned char reord[N_TEXELS][MAX_COMP]; + GLint trualpha; + GLubyte reord[N_TEXELS][MAX_COMP]; - unsigned char input[N_TEXELS][MAX_COMP]; - int i, k, l; + GLubyte input[N_TEXELS][MAX_COMP]; + GLint i, k, l; if (comps == 3) { /* make the whole block opaque */ @@ -1342,22 +1347,22 @@ fxt1_quantize (unsigned long *cc, const unsigned char *lines[], int comps) } -int -fxt1_encode (unsigned int width, unsigned int height, int comps, - const void *source, int srcRowStride, - void *dest, int destRowStride) +static GLint +fxt1_encode (GLuint width, GLuint height, GLint comps, + const void *source, GLint srcRowStride, + void *dest, GLint destRowStride) { - unsigned int x, y; - const unsigned char *data; - unsigned long *encoded = (unsigned long *) dest; - unsigned char *newSource = NULL; + GLuint x, y; + const GLubyte *data; + GLuint *encoded = (GLuint *) dest; + GLubyte *newSource = NULL; /* Replicate image if width is not M8 or height is not M4 */ if ((width & 7) | (height & 3)) { - int newWidth = (width + 7) & ~7; - int newHeight = (height + 3) & ~3; - newSource = (unsigned char *) - _mesa_malloc(comps * newWidth * newHeight * sizeof(unsigned char *)); + GLint newWidth = (width + 7) & ~7; + GLint newHeight = (height + 3) & ~3; + newSource = (GLubyte *) + _mesa_malloc(comps * newWidth * newHeight * sizeof(GLubyte *)); _mesa_upscale_teximage2d(width, height, newWidth, newHeight, comps, (const GLchan *) source, srcRowStride, newSource); @@ -1367,12 +1372,12 @@ fxt1_encode (unsigned int width, unsigned int height, int comps, srcRowStride = comps * newWidth; } - data = (const unsigned char *) source; + data = (const GLubyte *) source; destRowStride = (destRowStride - width * 2) / 4; for (y = 0; y < height; y += 4) { - unsigned int offs = 0 + (y + 0) * srcRowStride; + GLuint offs = 0 + (y + 0) * srcRowStride; for (x = 0; x < width; x += 8) { - const unsigned char *lines[4]; + const GLubyte *lines[4]; lines[0] = &data[offs]; lines[1] = lines[0] + srcRowStride; lines[2] = lines[1] + srcRowStride; @@ -1386,7 +1391,7 @@ fxt1_encode (unsigned int width, unsigned int height, int comps, } if (newSource != NULL) { - free(newSource); + _mesa_free(newSource); } return 0; @@ -1402,7 +1407,7 @@ fxt1_encode (unsigned int width, unsigned int height, int comps, /* lookup table for scaling 5 bit colors up to 8 bits */ -static unsigned char _rgb_scale_5[] = { +static GLubyte _rgb_scale_5[] = { 0, 8, 16, 25, 33, 41, 49, 58, 66, 74, 82, 90, 99, 107, 115, 123, 132, 140, 148, 156, 165, 173, 181, 189, @@ -1410,7 +1415,7 @@ static unsigned char _rgb_scale_5[] = { }; /* lookup table for scaling 6 bit colors up to 8 bits */ -static unsigned char _rgb_scale_6[] = { +static GLubyte _rgb_scale_6[] = { 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 45, 49, 53, 57, 61, 65, 69, 73, 77, 81, 85, 89, 93, @@ -1422,26 +1427,26 @@ static unsigned char _rgb_scale_6[] = { }; -#define CC_SEL(cc, which) (((unsigned long *)(cc))[(which) / 32] >> ((which) & 31)) +#define CC_SEL(cc, which) (((GLuint *)(cc))[(which) / 32] >> ((which) & 31)) #define UP5(c) _rgb_scale_5[(c) & 31] #define UP6(c, b) _rgb_scale_6[(((c) & 31) << 1) | ((b) & 1)] #define LERP(n, t, c0, c1) (((n) - (t)) * (c0) + (t) * (c1) + (n) / 2) / (n) -#define ZERO_4UBV(v) *((unsigned long *)(v)) = 0 +#define ZERO_4UBV(v) *((GLuint *)(v)) = 0 static void -fxt1_decode_1HI (unsigned char *code, int t, unsigned char *rgba) +fxt1_decode_1HI (GLubyte *code, GLint t, GLubyte *rgba) { - const unsigned long *cc; + const GLuint *cc; t *= 3; - cc = (unsigned long *)(code + t / 8); + cc = (GLuint *)(code + t / 8); t = (cc[0] >> (t & 7)) & 7; if (t == 7) { ZERO_4UBV(rgba); } else { - cc = (unsigned long *)(code + 12); + cc = (GLuint *)(code + 12); if (t == 0) { rgba[BCOMP] = UP5(CC_SEL(cc, 0)); rgba[GCOMP] = UP5(CC_SEL(cc, 5)); @@ -1461,12 +1466,12 @@ fxt1_decode_1HI (unsigned char *code, int t, unsigned char *rgba) static void -fxt1_decode_1CHROMA (unsigned char *code, int t, unsigned char *rgba) +fxt1_decode_1CHROMA (GLubyte *code, GLint t, GLubyte *rgba) { - const unsigned long *cc; - unsigned long kk; + const GLuint *cc; + GLuint kk; - cc = (unsigned long *)code; + cc = (GLuint *)code; if (t & 16) { cc++; t &= 15; @@ -1474,7 +1479,7 @@ fxt1_decode_1CHROMA (unsigned char *code, int t, unsigned char *rgba) t = (cc[0] >> (t * 2)) & 3; t *= 15; - cc = (unsigned long *)(code + 8 + t / 8); + cc = (GLuint *)(code + 8 + t / 8); kk = cc[0] >> (t & 7); rgba[BCOMP] = UP5(kk); rgba[GCOMP] = UP5(kk >> 5); @@ -1484,18 +1489,18 @@ fxt1_decode_1CHROMA (unsigned char *code, int t, unsigned char *rgba) static void -fxt1_decode_1MIXED (unsigned char *code, int t, unsigned char *rgba) +fxt1_decode_1MIXED (GLubyte *code, GLint t, GLubyte *rgba) { - const unsigned long *cc; - unsigned int col[2][3]; - int glsb, selb; + const GLuint *cc; + GLuint col[2][3]; + GLint glsb, selb; - cc = (unsigned long *)code; + cc = (GLuint *)code; if (t & 16) { t &= 15; t = (cc[1] >> (t * 2)) & 3; /* col 2 */ - col[0][BCOMP] = (*(unsigned long *)(code + 11)) >> 6; + col[0][BCOMP] = (*(GLuint *)(code + 11)) >> 6; col[0][GCOMP] = CC_SEL(cc, 99); col[0][RCOMP] = CC_SEL(cc, 104); /* col 3 */ @@ -1562,20 +1567,20 @@ fxt1_decode_1MIXED (unsigned char *code, int t, unsigned char *rgba) static void -fxt1_decode_1ALPHA (unsigned char *code, int t, unsigned char *rgba) +fxt1_decode_1ALPHA (GLubyte *code, GLint t, GLubyte *rgba) { - const unsigned long *cc; + const GLuint *cc; - cc = (unsigned long *)code; + cc = (GLuint *)code; if (CC_SEL(cc, 124) & 1) { /* lerp == 1 */ - unsigned int col0[4]; + GLuint col0[4]; if (t & 16) { t &= 15; t = (cc[1] >> (t * 2)) & 3; /* col 2 */ - col0[BCOMP] = (*(unsigned long *)(code + 11)) >> 6; + col0[BCOMP] = (*(GLuint *)(code + 11)) >> 6; col0[GCOMP] = CC_SEL(cc, 99); col0[RCOMP] = CC_SEL(cc, 104); col0[ACOMP] = CC_SEL(cc, 119); @@ -1616,11 +1621,11 @@ fxt1_decode_1ALPHA (unsigned char *code, int t, unsigned char *rgba) if (t == 3) { ZERO_4UBV(rgba); } else { - unsigned long kk; - cc = (unsigned long *)code; + GLuint kk; + cc = (GLuint *)code; rgba[ACOMP] = UP5(cc[3] >> (t * 5 + 13)); t *= 15; - cc = (unsigned long *)(code + 8 + t / 8); + cc = (GLuint *)(code + 8 + t / 8); kk = cc[0] >> (t & 7); rgba[BCOMP] = UP5(kk); rgba[GCOMP] = UP5(kk >> 5); @@ -1630,11 +1635,11 @@ fxt1_decode_1ALPHA (unsigned char *code, int t, unsigned char *rgba) } -void -fxt1_decode_1 (const void *texture, int stride, /* in pixels */ - int i, int j, unsigned char *rgba) +static void +fxt1_decode_1 (const void *texture, GLint stride, /* in pixels */ + GLint i, GLint j, GLubyte *rgba) { - static void (*decode_1[]) (unsigned char *, int, unsigned char *) = { + static void (*decode_1[]) (GLubyte *, GLint, GLubyte *) = { fxt1_decode_1HI, /* cc-high = "00?" */ fxt1_decode_1HI, /* cc-high = "00?" */ fxt1_decode_1CHROMA, /* cc-chroma = "010" */ @@ -1645,10 +1650,10 @@ fxt1_decode_1 (const void *texture, int stride, /* in pixels */ fxt1_decode_1MIXED /* mixed = "1??" */ }; - unsigned char *code = (unsigned char *)texture + + GLubyte *code = (GLubyte *)texture + ((j / 4) * (stride / 8) + (i / 8)) * 16; - int mode = CC_SEL((unsigned long *)code, 125); - int t = i & 7; + GLint mode = CC_SEL((GLuint *)code, 125); + GLint t = i & 7; if (t & 4) { t += 12; -- cgit v1.2.3