diff options
Diffstat (limited to 'src/mesa/drivers/x11/xm_api.c')
| -rw-r--r-- | src/mesa/drivers/x11/xm_api.c | 489 |
1 files changed, 0 insertions, 489 deletions
diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c index 5513f68d901..7d602801ab5 100644 --- a/src/mesa/drivers/x11/xm_api.c +++ b/src/mesa/drivers/x11/xm_api.c @@ -88,68 +88,6 @@ _glthread_Mutex _xmesa_lock; -/** - * Lookup tables for HPCR pixel format: - */ -static short hpcr_rgbTbl[3][256] = { -{ - 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, - 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, - 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, - 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, - 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, - 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, - 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, - 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, -112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, -128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, -144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, -160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, -176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, -192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, -208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, -224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239 -}, -{ - 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, - 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, - 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, - 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, - 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, - 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, - 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, - 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, -112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, -128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, -144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, -160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, -176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, -192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, -208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, -224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239 -}, -{ - 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, - 40, 40, 41, 41, 42, 42, 43, 43, 44, 44, 45, 45, 46, 46, 47, 47, - 48, 48, 49, 49, 50, 50, 51, 51, 52, 52, 53, 53, 54, 54, 55, 55, - 56, 56, 57, 57, 58, 58, 59, 59, 60, 60, 61, 61, 62, 62, 63, 63, - 64, 64, 65, 65, 66, 66, 67, 67, 68, 68, 69, 69, 70, 70, 71, 71, - 72, 72, 73, 73, 74, 74, 75, 75, 76, 76, 77, 77, 78, 78, 79, 79, - 80, 80, 81, 81, 82, 82, 83, 83, 84, 84, 85, 85, 86, 86, 87, 87, - 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, - 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, -112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, -128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, -144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, -160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, -176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, -192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, -208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223 -} -}; - - - /**********************************************************************/ /***** X Utility Functions *****/ /**********************************************************************/ @@ -470,21 +408,6 @@ xmesa_free_buffer(XMesaBuffer buffer) } -/** - * Copy X color table stuff from one XMesaBuffer to another. - */ -static void -copy_colortable_info(XMesaBuffer dst, const XMesaBuffer src) -{ - memcpy(dst->color_table, src->color_table, sizeof(src->color_table)); - memcpy(dst->pixel_to_r, src->pixel_to_r, sizeof(src->pixel_to_r)); - memcpy(dst->pixel_to_g, src->pixel_to_g, sizeof(src->pixel_to_g)); - memcpy(dst->pixel_to_b, src->pixel_to_b, sizeof(src->pixel_to_b)); - dst->num_alloced = src->num_alloced; - memcpy(dst->alloced_colors, src->alloced_colors, - sizeof(src->alloced_colors)); -} - /**********************************************************************/ @@ -493,325 +416,6 @@ copy_colortable_info(XMesaBuffer dst, const XMesaBuffer src) /** - * A replacement for XAllocColor. This function should never - * fail to allocate a color. When XAllocColor fails, we return - * the nearest matching color. If we have to allocate many colors - * this function isn't too efficient; the XQueryColors() could be - * done just once. - * Written by Michael Pichler, Brian Paul, Mark Kilgard - * Input: dpy - X display - * cmap - X colormap - * cmapSize - size of colormap - * In/Out: color - the XColor struct - * Output: exact - 1=exact color match, 0=closest match - * alloced - 1=XAlloc worked, 0=XAlloc failed - */ -static void -noFaultXAllocColor( int client, - XMesaDisplay *dpy, - XMesaColormap cmap, - int cmapSize, - XMesaColor *color, - int *exact, int *alloced ) -{ - /* we'll try to cache ctable for better remote display performance */ - static Display *prevDisplay = NULL; - static XMesaColormap prevCmap = 0; - static int prevCmapSize = 0; - static XMesaColor *ctable = NULL; - XMesaColor subColor; - int i, bestmatch; - double mindist; /* 3*2^16^2 exceeds long int precision. */ - - (void) client; - - /* First try just using XAllocColor. */ - if (XAllocColor(dpy, cmap, color)) - { - *exact = 1; - *alloced = 1; - return; - } - - /* Alloc failed, search for closest match */ - - /* Retrieve color table entries. */ - /* XXX alloca candidate. */ - if (prevDisplay != dpy || prevCmap != cmap - || prevCmapSize != cmapSize || !ctable) { - /* free previously cached color table */ - if (ctable) - free(ctable); - /* Get the color table from X */ - ctable = (XMesaColor *) MALLOC(cmapSize * sizeof(XMesaColor)); - assert(ctable); - for (i = 0; i < cmapSize; i++) { - ctable[i].pixel = i; - } - XQueryColors(dpy, cmap, ctable, cmapSize); - prevDisplay = dpy; - prevCmap = cmap; - prevCmapSize = cmapSize; - } - - /* Find best match. */ - bestmatch = -1; - mindist = 0.0; - for (i = 0; i < cmapSize; i++) { - double dr = 0.30 * ((double) color->red - (double) ctable[i].red); - double dg = 0.59 * ((double) color->green - (double) ctable[i].green); - double db = 0.11 * ((double) color->blue - (double) ctable[i].blue); - double dist = dr * dr + dg * dg + db * db; - if (bestmatch < 0 || dist < mindist) { - bestmatch = i; - mindist = dist; - } - } - - /* Return result. */ - subColor.red = ctable[bestmatch].red; - subColor.green = ctable[bestmatch].green; - subColor.blue = ctable[bestmatch].blue; - /* Try to allocate the closest match color. This should only - * fail if the cell is read/write. Otherwise, we're incrementing - * the cell's reference count. - */ - if (XAllocColor(dpy, cmap, &subColor)) { - *alloced = 1; - } - else { - /* do this to work around a problem reported by Frank Ortega */ - subColor.pixel = (unsigned long) bestmatch; - subColor.red = ctable[bestmatch].red; - subColor.green = ctable[bestmatch].green; - subColor.blue = ctable[bestmatch].blue; - subColor.flags = DoRed | DoGreen | DoBlue; - *alloced = 0; - } - /* don't free table, save it for next time */ - - *color = subColor; - *exact = 0; -} - - - -/** - * Do setup for PF_GRAYSCALE pixel format. - * Note that buffer may be NULL. - */ -static GLboolean -setup_grayscale(int client, XMesaVisual v, - XMesaBuffer buffer, XMesaColormap cmap) -{ - if (GET_VISUAL_DEPTH(v)<4 || GET_VISUAL_DEPTH(v)>16) { - return GL_FALSE; - } - - if (buffer) { - XMesaBuffer prevBuffer; - - if (!cmap) { - return GL_FALSE; - } - - prevBuffer = xmesa_find_buffer(v->display, cmap, buffer); - if (prevBuffer) { - /* Copy colormap stuff from previous XMesaBuffer which uses same - * X colormap. Do this to avoid time spent in noFaultXAllocColor. - */ - copy_colortable_info(buffer, prevBuffer); - } - else { - /* Allocate 256 shades of gray */ - int gray; - int colorsfailed = 0; - for (gray=0;gray<256;gray++) { - GLint r = gamma_adjust( v->RedGamma, gray, 255 ); - GLint g = gamma_adjust( v->GreenGamma, gray, 255 ); - GLint b = gamma_adjust( v->BlueGamma, gray, 255 ); - int exact, alloced; - XMesaColor xcol; - xcol.red = (r << 8) | r; - xcol.green = (g << 8) | g; - xcol.blue = (b << 8) | b; - noFaultXAllocColor( client, v->display, - cmap, GET_COLORMAP_SIZE(v), - &xcol, &exact, &alloced ); - if (!exact) { - colorsfailed++; - } - if (alloced) { - assert(buffer->num_alloced<256); - buffer->alloced_colors[buffer->num_alloced] = xcol.pixel; - buffer->num_alloced++; - } - - /*OLD - assert(gray < 576); - buffer->color_table[gray*3+0] = xcol.pixel; - buffer->color_table[gray*3+1] = xcol.pixel; - buffer->color_table[gray*3+2] = xcol.pixel; - assert(xcol.pixel < 65536); - buffer->pixel_to_r[xcol.pixel] = gray * 30 / 100; - buffer->pixel_to_g[xcol.pixel] = gray * 59 / 100; - buffer->pixel_to_b[xcol.pixel] = gray * 11 / 100; - */ - buffer->color_table[gray] = xcol.pixel; - assert(xcol.pixel < 65536); - buffer->pixel_to_r[xcol.pixel] = gray; - buffer->pixel_to_g[xcol.pixel] = gray; - buffer->pixel_to_b[xcol.pixel] = gray; - } - - if (colorsfailed && _mesa_getenv("MESA_DEBUG")) { - _mesa_warning(NULL, - "Note: %d out of 256 needed colors do not match exactly.\n", - colorsfailed ); - } - } - } - - v->dithered_pf = PF_Grayscale; - v->undithered_pf = PF_Grayscale; - return GL_TRUE; -} - - - -/** - * Setup RGB rendering for a window with a PseudoColor, StaticColor, - * or 8-bit TrueColor visual visual. We try to allocate a palette of 225 - * colors (5 red, 9 green, 5 blue) and dither to approximate a 24-bit RGB - * color. While this function was originally designed just for 8-bit - * visuals, it has also proven to work from 4-bit up to 16-bit visuals. - * Dithering code contributed by Bob Mercier. - */ -static GLboolean -setup_dithered_color(int client, XMesaVisual v, - XMesaBuffer buffer, XMesaColormap cmap) -{ - if (GET_VISUAL_DEPTH(v)<4 || GET_VISUAL_DEPTH(v)>16) { - return GL_FALSE; - } - - if (buffer) { - XMesaBuffer prevBuffer; - - if (!cmap) { - return GL_FALSE; - } - - prevBuffer = xmesa_find_buffer(v->display, cmap, buffer); - if (prevBuffer) { - /* Copy colormap stuff from previous, matching XMesaBuffer. - * Do this to avoid time spent in noFaultXAllocColor. - */ - copy_colortable_info(buffer, prevBuffer); - } - else { - /* Allocate X colors and initialize color_table[], red_table[], etc */ - int r, g, b, i; - int colorsfailed = 0; - for (r = 0; r < DITH_R; r++) { - for (g = 0; g < DITH_G; g++) { - for (b = 0; b < DITH_B; b++) { - XMesaColor xcol; - int exact, alloced; - xcol.red =gamma_adjust(v->RedGamma, r*65535/(DITH_R-1),65535); - xcol.green=gamma_adjust(v->GreenGamma, g*65535/(DITH_G-1),65535); - xcol.blue =gamma_adjust(v->BlueGamma, b*65535/(DITH_B-1),65535); - noFaultXAllocColor( client, v->display, - cmap, GET_COLORMAP_SIZE(v), - &xcol, &exact, &alloced ); - if (!exact) { - colorsfailed++; - } - if (alloced) { - assert(buffer->num_alloced<256); - buffer->alloced_colors[buffer->num_alloced] = xcol.pixel; - buffer->num_alloced++; - } - i = DITH_MIX( r, g, b ); - assert(i < 576); - buffer->color_table[i] = xcol.pixel; - assert(xcol.pixel < 65536); - buffer->pixel_to_r[xcol.pixel] = r * 255 / (DITH_R-1); - buffer->pixel_to_g[xcol.pixel] = g * 255 / (DITH_G-1); - buffer->pixel_to_b[xcol.pixel] = b * 255 / (DITH_B-1); - } - } - } - - if (colorsfailed && _mesa_getenv("MESA_DEBUG")) { - _mesa_warning(NULL, - "Note: %d out of %d needed colors do not match exactly.\n", - colorsfailed, DITH_R * DITH_G * DITH_B ); - } - } - } - - v->dithered_pf = PF_Dither; - v->undithered_pf = PF_Lookup; - return GL_TRUE; -} - - -/** - * Setup for Hewlett Packard Color Recovery 8-bit TrueColor mode. - * HPCR simulates 24-bit color fidelity with an 8-bit frame buffer. - * Special dithering tables have to be initialized. - */ -static void -setup_8bit_hpcr(XMesaVisual v) -{ - /* HP Color Recovery contributed by: Alex De Bruyn ([email protected]) - * To work properly, the atom _HP_RGB_SMOOTH_MAP_LIST must be defined - * on the root window AND the colormap obtainable by XGetRGBColormaps - * for that atom must be set on the window. (see also tkInitWindow) - * If that colormap is not set, the output will look stripy. - */ - - /* Setup color tables with gamma correction */ - int i; - double g; - - g = 1.0 / v->RedGamma; - for (i=0; i<256; i++) { - GLint red = IROUND_POS(255.0 * pow( hpcr_rgbTbl[0][i]/255.0, g )); - v->hpcr_rgbTbl[0][i] = CLAMP( red, 16, 239 ); - } - - g = 1.0 / v->GreenGamma; - for (i=0; i<256; i++) { - GLint green = IROUND_POS(255.0 * pow( hpcr_rgbTbl[1][i]/255.0, g )); - v->hpcr_rgbTbl[1][i] = CLAMP( green, 16, 239 ); - } - - g = 1.0 / v->BlueGamma; - for (i=0; i<256; i++) { - GLint blue = IROUND_POS(255.0 * pow( hpcr_rgbTbl[2][i]/255.0, g )); - v->hpcr_rgbTbl[2][i] = CLAMP( blue, 32, 223 ); - } - v->undithered_pf = PF_HPCR; /* can't really disable dithering for now */ - v->dithered_pf = PF_HPCR; - - /* which method should I use to clear */ - /* GL_FALSE: keep the ordinary method */ - /* GL_TRUE : clear with dither pattern */ - v->hpcr_clear_flag = _mesa_getenv("MESA_HPCR_CLEAR") ? GL_TRUE : GL_FALSE; - - if (v->hpcr_clear_flag) { - v->hpcr_clear_pixmap = XMesaCreatePixmap(v->display, - DefaultRootWindow(v->display), - 16, 2, 8); - v->hpcr_clear_ximage = XGetImage(v->display, v->hpcr_clear_pixmap, - 0, 0, 16, 2, AllPlanes, ZPixmap); - } -} - - -/** * Setup RGB rendering for a window with a True/DirectColor visual. */ static void @@ -936,31 +540,9 @@ setup_truecolor(XMesaVisual v, XMesaBuffer buffer, XMesaColormap cmap) v->undithered_pf = PF_5R6G5B; v->dithered_pf = PF_Dither_5R6G5B; } - else if (GET_REDMASK(v) ==0xe0 - && GET_GREENMASK(v)==0x1c - && GET_BLUEMASK(v) ==0x03 - && CHECK_FOR_HPCR(v)) { - /* 8-bit HP color recovery */ - setup_8bit_hpcr( v ); - } -} - - - -/** - * Setup RGB rendering for a window with a monochrome visual. - */ -static void -setup_monochrome( XMesaVisual v, XMesaBuffer b ) -{ - (void) b; - v->dithered_pf = v->undithered_pf = PF_1Bit; - /* if black=1 then we must flip pixel values */ - v->bitFlip = (GET_BLACK_PIXEL(v) != 0); } - /** * When a context is bound for the first time, we can finally finish * initializing the context's visual and buffer information. @@ -976,7 +558,6 @@ initialize_visual_and_buffer(XMesaVisual v, XMesaBuffer b, XMesaDrawable window, XMesaColormap cmap) { - int client = 0; const int xclass = v->visualType; @@ -992,20 +573,6 @@ initialize_visual_and_buffer(XMesaVisual v, XMesaBuffer b, if (xclass == GLX_TRUE_COLOR || xclass == GLX_DIRECT_COLOR) { setup_truecolor( v, b, cmap ); } - else if (xclass == GLX_STATIC_GRAY && GET_VISUAL_DEPTH(v) == 1) { - setup_monochrome( v, b ); - } - else if (xclass == GLX_GRAY_SCALE || xclass == GLX_STATIC_GRAY) { - if (!setup_grayscale( client, v, b, cmap )) { - return GL_FALSE; - } - } - else if ((xclass == GLX_PSEUDO_COLOR || xclass == GLX_STATIC_COLOR) - && GET_VISUAL_DEPTH(v)>=4 && GET_VISUAL_DEPTH(v)<=16) { - if (!setup_dithered_color( client, v, b, cmap )) { - return GL_FALSE; - } - } else { _mesa_warning(NULL, "XMesa: RGB mode rendering not supported in given visual.\n"); return GL_FALSE; @@ -1065,23 +632,6 @@ initialize_visual_and_buffer(XMesaVisual v, XMesaBuffer b, GCGraphicsExposures, &gcvalues); } XMesaSetFunction( v->display, b->swapgc, GXcopy ); - /* - * Set fill style and tile pixmap once for all for HPCR stuff - * (instead of doing it each time in clear_color_HPCR_pixmap()) - * Initialize whole stuff - * Patch contributed by Jacques Leroy March 8, 1998. - */ - if (v->hpcr_clear_flag && b->backxrb && b->backxrb->pixmap) { - int i; - for (i = 0; i < 16; i++) { - XMesaPutPixel(v->hpcr_clear_ximage, i, 0, 0); - XMesaPutPixel(v->hpcr_clear_ximage, i, 1, 0); - } - XMesaPutImage(b->display, (XMesaDrawable) v->hpcr_clear_pixmap, - b->cleargc, v->hpcr_clear_ximage, 0, 0, 0, 0, 16, 2); - XMesaSetFillStyle( v->display, b->cleargc, FillTiled); - XMesaSetTile( v->display, b->cleargc, v->hpcr_clear_pixmap ); - } /* Initialize the row buffer XImage for use in write_color_span() */ data = (char*) MALLOC(MAX_WIDTH*4); @@ -1112,8 +662,6 @@ xmesa_color_to_pixel(struct gl_context *ctx, { XMesaContext xmesa = XMESA_CONTEXT(ctx); switch (pixelFormat) { - case PF_Index: - return 0; case PF_Truecolor: { unsigned long p; @@ -1130,23 +678,6 @@ xmesa_color_to_pixel(struct gl_context *ctx, return PACK_8R8G8B( r, g, b ); case PF_5R6G5B: return PACK_5R6G5B( r, g, b ); - case PF_Dither: - { - DITHER_SETUP; - return DITHER( 1, 0, r, g, b ); - } - case PF_1Bit: - /* 382 = (3*255)/2 */ - return ((r+g+b) > 382) ^ xmesa->xm_visual->bitFlip; - case PF_HPCR: - return DITHER_HPCR(1, 1, r, g, b); - case PF_Lookup: - { - LOOKUP_SETUP; - return LOOKUP( r, g, b ); - } - case PF_Grayscale: - return GRAY_RGB( r, g, b ); case PF_Dither_True: /* fall through */ case PF_Dither_5R6G5B: @@ -2046,15 +1577,12 @@ unsigned long XMesaDitherColor( XMesaContext xmesa, GLint x, GLint y, GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha ) { - struct gl_context *ctx = &xmesa->mesa; GLint r = (GLint) (red * 255.0F); GLint g = (GLint) (green * 255.0F); GLint b = (GLint) (blue * 255.0F); GLint a = (GLint) (alpha * 255.0F); switch (xmesa->pixelformat) { - case PF_Index: - return 0; case PF_Truecolor: { unsigned long p; @@ -2069,23 +1597,6 @@ unsigned long XMesaDitherColor( XMesaContext xmesa, GLint x, GLint y, return PACK_8R8G8B( r, g, b ); case PF_5R6G5B: return PACK_5R6G5B( r, g, b ); - case PF_Dither: - { - DITHER_SETUP; - return DITHER( x, y, r, g, b ); - } - case PF_1Bit: - /* 382 = (3*255)/2 */ - return ((r+g+b) > 382) ^ xmesa->xm_visual->bitFlip; - case PF_HPCR: - return DITHER_HPCR(x, y, r, g, b); - case PF_Lookup: - { - LOOKUP_SETUP; - return LOOKUP( r, g, b ); - } - case PF_Grayscale: - return GRAY_RGB( r, g, b ); case PF_Dither_5R6G5B: /* fall through */ case PF_Dither_True: |