diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/x11/xm_line.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/x11/xm_line.c | 674 |
1 files changed, 0 insertions, 674 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/x11/xm_line.c b/nx-X11/extras/Mesa/src/mesa/drivers/x11/xm_line.c deleted file mode 100644 index d7c59739d..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/x11/xm_line.c +++ /dev/null @@ -1,674 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.4 - * - * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - - -/* - * This file contains "accelerated" point, line, and triangle functions. - * It should be fairly easy to write new special-purpose point, line or - * triangle functions and hook them into this module. - */ - - -#include "glxheader.h" -#include "depth.h" -#include "macros.h" -#include "mtypes.h" -#include "xmesaP.h" - -/* Internal swrast includes: - */ -#include "swrast/s_depth.h" -#include "swrast/s_points.h" -#include "swrast/s_lines.h" -#include "swrast/s_context.h" - - -/**********************************************************************/ -/*** Point rendering ***/ -/**********************************************************************/ - - -/* - * Render an array of points into a pixmap, any pixel format. - */ -#if 000 -/* XXX don't use this, it doesn't dither correctly */ -static void draw_points_ANY_pixmap( GLcontext *ctx, const SWvertex *vert ) -{ - XMesaContext xmesa = XMESA_CONTEXT(ctx); - XMesaDisplay *dpy = xmesa->xm_visual->display; - XMesaDrawable buffer = xmesa->xm_buffer->buffer; - XMesaGC gc = xmesa->xm_buffer->gc; - - if (xmesa->xm_visual->mesa_visual.RGBAflag) { - register int x, y; - const GLubyte *color = vert->color; - unsigned long pixel = xmesa_color_to_pixel( xmesa, - color[0], color[1], - color[2], color[3], - xmesa->pixelformat); - XMesaSetForeground( dpy, gc, pixel ); - x = (GLint) vert->win[0]; - y = YFLIP( xrb, (GLint) vert->win[1] ); - XMesaDrawPoint( dpy, buffer, gc, x, y); - } - else { - /* Color index mode */ - register int x, y; - XMesaSetForeground( dpy, gc, vert->index ); - x = (GLint) vert->win[0]; - y = YFLIP( xrb, (GLint) vert->win[1] ); - XMesaDrawPoint( dpy, buffer, gc, x, y); - } -} -#endif - - -/* Override the swrast point-selection function. Try to use one of - * our internal point functions, otherwise fall back to the standard - * swrast functions. - */ -void xmesa_choose_point( GLcontext *ctx ) -{ -#if 0 - XMesaContext xmesa = XMESA_CONTEXT(ctx); - SWcontext *swrast = SWRAST_CONTEXT(ctx); - - if (ctx->RenderMode == GL_RENDER - && ctx->Point.Size == 1.0F && !ctx->Point.SmoothFlag - && swrast->_RasterMask == 0 - && !ctx->Texture._EnabledUnits - && xmesa->xm_buffer->buffer != XIMAGE) { - swrast->Point = draw_points_ANY_pixmap; - } - else { - _swrast_choose_point( ctx ); - } -#else - _swrast_choose_point( ctx ); -#endif -} - - - -/**********************************************************************/ -/*** Line rendering ***/ -/**********************************************************************/ - - -#define GET_XRB(XRB) struct xmesa_renderbuffer *XRB = \ - (struct xmesa_renderbuffer *) ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped - - -/* - * Draw a flat-shaded, PF_TRUECOLOR line into an XImage. - */ -#define NAME flat_TRUECOLOR_line -#define SETUP_CODE \ - XMesaContext xmesa = XMESA_CONTEXT(ctx); \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - unsigned long pixel; \ - PACK_TRUECOLOR( pixel, color[0], color[1], color[2] ); -#define CLIP_HACK 1 -#define PLOT(X,Y) XMesaPutPixel(xrb->ximage, X, YFLIP(xrb, Y), pixel ); -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_8A8B8G8R line into an XImage. - */ -#define NAME flat_8A8B8G8R_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLuint pixel = PACK_8B8G8R( color[0], color[1], color[2] ); -#define PIXEL_TYPE GLuint -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) *pixelPtr = pixel; -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_8A8R8G8B line into an XImage. - */ -#define NAME flat_8A8R8G8B_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLuint pixel = PACK_8R8G8B( color[0], color[1], color[2] ); -#define PIXEL_TYPE GLuint -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) *pixelPtr = pixel; -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_8R8G8B line into an XImage. - */ -#define NAME flat_8R8G8B_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLuint pixel = PACK_8R8G8B( color[0], color[1], color[2] ); -#define PIXEL_TYPE GLuint -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) *pixelPtr = pixel; -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_8R8G8B24 line into an XImage. - */ -#define NAME flat_8R8G8B24_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; -#define PIXEL_TYPE bgr_t -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) { \ - pixelPtr->r = color[RCOMP]; \ - pixelPtr->g = color[GCOMP]; \ - pixelPtr->b = color[BCOMP]; \ -} -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_5R6G5B line into an XImage. - */ -#define NAME flat_5R6G5B_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLushort pixel = PACK_5R6G5B( color[0], color[1], color[2] ); -#define PIXEL_TYPE GLushort -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) *pixelPtr = pixel; -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_DITHER_5R6G5B line into an XImage. - */ -#define NAME flat_DITHER_5R6G5B_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - XMesaContext xmesa = XMESA_CONTEXT(ctx); \ - const GLubyte *color = vert1->color; -#define PIXEL_TYPE GLushort -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) PACK_TRUEDITHER( *pixelPtr, X, Y, color[0], color[1], color[2] ); -#include "swrast/s_linetemp.h" - - - - -/* - * Draw a flat-shaded, PF_DITHER 8-bit line into an XImage. - */ -#define NAME flat_DITHER8_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLint r = color[0], g = color[1], b = color[2]; \ - DITHER_SETUP; -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X, Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) *pixelPtr = DITHER(X,Y,r,g,b); -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_LOOKUP 8-bit line into an XImage. - */ -#define NAME flat_LOOKUP8_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLubyte pixel; \ - LOOKUP_SETUP; \ - pixel = (GLubyte) LOOKUP( color[0], color[1], color[2] ); -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) *pixelPtr = pixel; -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, PF_HPCR line into an XImage. - */ -#define NAME flat_HPCR_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - XMesaContext xmesa = XMESA_CONTEXT(ctx); \ - const GLubyte *color = vert1->color; \ - GLint r = color[0], g = color[1], b = color[2]; -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) *pixelPtr = (GLubyte) DITHER_HPCR(X,Y,r,g,b); -#include "swrast/s_linetemp.h" - - - - -/* - * Draw a flat-shaded, Z-less, PF_TRUECOLOR line into an XImage. - */ -#define NAME flat_TRUECOLOR_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - XMesaContext xmesa = XMESA_CONTEXT(ctx); \ - const GLubyte *color = vert1->color; \ - unsigned long pixel; \ - PACK_TRUECOLOR( pixel, color[0], color[1], color[2] ); -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - XMesaPutPixel(xrb->ximage, X, YFLIP(xrb, Y), pixel); \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_8A8B8G8R line into an XImage. - */ -#define NAME flat_8A8B8G8R_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLuint pixel = PACK_8B8G8R( color[0], color[1], color[2] ); -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLuint -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - *pixelPtr = pixel; \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_8A8R8G8B line into an XImage. - */ -#define NAME flat_8A8R8G8B_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLuint pixel = PACK_8R8G8B( color[0], color[1], color[2] ); -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLuint -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - *pixelPtr = pixel; \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_8R8G8B line into an XImage. - */ -#define NAME flat_8R8G8B_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLuint pixel = PACK_8R8G8B( color[0], color[1], color[2] ); -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLuint -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - *pixelPtr = pixel; \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_8R8G8B24 line into an XImage. - */ -#define NAME flat_8R8G8B24_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE bgr_t -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - pixelPtr->r = color[RCOMP]; \ - pixelPtr->g = color[GCOMP]; \ - pixelPtr->b = color[BCOMP]; \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_5R6G5B line into an XImage. - */ -#define NAME flat_5R6G5B_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLushort pixel = PACK_5R6G5B( color[0], color[1], color[2] ); -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLushort -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - *pixelPtr = pixel; \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_DITHER_5R6G5B line into an XImage. - */ -#define NAME flat_DITHER_5R6G5B_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - XMesaContext xmesa = XMESA_CONTEXT(ctx); \ - const GLubyte *color = vert1->color; -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLushort -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - PACK_TRUEDITHER(*pixelPtr, X, Y, color[0], color[1], color[2]); \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_DITHER 8-bit line into an XImage. - */ -#define NAME flat_DITHER8_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLint r = color[0], g = color[1], b = color[2]; \ - DITHER_SETUP; -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - *pixelPtr = (GLubyte) DITHER( X, Y, r, g, b); \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_LOOKUP 8-bit line into an XImage. - */ -#define NAME flat_LOOKUP8_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - const GLubyte *color = vert1->color; \ - GLubyte pixel; \ - LOOKUP_SETUP; \ - pixel = (GLubyte) LOOKUP( color[0], color[1], color[2] ); -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - *pixelPtr = pixel; \ - } -#include "swrast/s_linetemp.h" - - - -/* - * Draw a flat-shaded, Z-less, PF_HPCR line into an XImage. - */ -#define NAME flat_HPCR_z_line -#define SETUP_CODE \ - GET_XRB(xrb); \ - XMesaContext xmesa = XMESA_CONTEXT(ctx); \ - const GLubyte *color = vert1->color; \ - GLint r = color[0], g = color[1], b = color[2]; -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define PIXEL_TYPE GLubyte -#define BYTES_PER_ROW (xrb->ximage->bytes_per_line) -#define PIXEL_ADDRESS(X,Y) PIXEL_ADDR1(xrb, X,Y) -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - *pixelPtr = (GLubyte) DITHER_HPCR( X, Y, r, g, b); \ - } -#include "swrast/s_linetemp.h" - - - -#ifndef XFree86Server -/** - * Draw fast, XOR line with XDrawLine in front color buffer. - * WARNING: this isn't fully OpenGL conformant because different pixels - * will be hit versus using the other line functions. - * Don't use the code in X server GLcore module since we need a wrapper - * for the XSetLineAttributes() function call. - */ -static void -xor_line(GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1) -{ - XMesaContext xmesa = XMESA_CONTEXT(ctx); - XMesaDisplay *dpy = xmesa->xm_visual->display; - XMesaGC gc = xmesa->xm_buffer->gc; - struct xmesa_renderbuffer *xrb = (struct xmesa_renderbuffer *) - ctx->DrawBuffer->_ColorDrawBuffers[0][0]; - unsigned long pixel = xmesa_color_to_pixel(ctx, - vert1->color[0], vert1->color[1], - vert1->color[2], vert1->color[3], - xmesa->pixelformat); - int x0 = (int) vert0->win[0]; - int y0 = YFLIP(xrb, (GLint) vert0->win[1]); - int x1 = (int) vert1->win[0]; - int y1 = YFLIP(xrb, (GLint) vert1->win[1]); - XMesaSetForeground(dpy, gc, pixel); - XMesaSetFunction(dpy, gc, GXxor); - XSetLineAttributes(dpy, gc, (int) ctx->Line.Width, - LineSolid, CapButt, JoinMiter); - XDrawLine(dpy, xrb->pixmap, gc, x0, y0, x1, y1); - XMesaSetFunction(dpy, gc, GXcopy); /* this gc is used elsewhere */ -} -#endif /* XFree86Server */ - - -static swrast_line_func get_line_func( GLcontext *ctx ) -{ - XMesaContext xmesa = XMESA_CONTEXT(ctx); - SWcontext *swrast = SWRAST_CONTEXT(ctx); - int depth = GET_VISUAL_DEPTH(xmesa->xm_visual); - GET_XRB(xrb); - - if ((ctx->DrawBuffer->_ColorDrawBufferMask[0] - & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)) == 0) - return (swrast_line_func) NULL; - if (ctx->RenderMode != GL_RENDER) return (swrast_line_func) NULL; - if (ctx->Line.SmoothFlag) return (swrast_line_func) NULL; - if (ctx->Texture._EnabledUnits) return (swrast_line_func) NULL; - if (ctx->Light.ShadeModel != GL_FLAT) return (swrast_line_func) NULL; - if (ctx->Line.StippleFlag) return (swrast_line_func) NULL; - if (swrast->_RasterMask & MULTI_DRAW_BIT) return (swrast_line_func) NULL; - - if (xrb->ximage - && swrast->_RasterMask==DEPTH_BIT - && ctx->Depth.Func==GL_LESS - && ctx->Depth.Mask==GL_TRUE - && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS - && ctx->Line.Width==1.0F) { - switch (xmesa->pixelformat) { - case PF_Truecolor: - return flat_TRUECOLOR_z_line; - case PF_8A8B8G8R: - return flat_8A8B8G8R_z_line; - case PF_8A8R8G8B: - return flat_8A8R8G8B_z_line; - case PF_8R8G8B: - return flat_8R8G8B_z_line; - case PF_8R8G8B24: - return flat_8R8G8B24_z_line; - case PF_5R6G5B: - return flat_5R6G5B_z_line; - case PF_Dither_5R6G5B: - return flat_DITHER_5R6G5B_z_line; - case PF_Dither: - return (depth==8) ? flat_DITHER8_z_line : (swrast_line_func) NULL; - case PF_Lookup: - return (depth==8) ? flat_LOOKUP8_z_line : (swrast_line_func) NULL; - case PF_HPCR: - return flat_HPCR_z_line; - default: - return (swrast_line_func)NULL; - } - } - if (xrb->ximage - && swrast->_RasterMask==0 - && ctx->Line.Width==1.0F) { - switch (xmesa->pixelformat) { - case PF_Truecolor: - return flat_TRUECOLOR_line; - case PF_8A8B8G8R: - return flat_8A8B8G8R_line; - case PF_8A8R8G8B: - return flat_8A8R8G8B_line; - case PF_8R8G8B: - return flat_8R8G8B_line; - case PF_8R8G8B24: - return flat_8R8G8B24_line; - case PF_5R6G5B: - return flat_5R6G5B_line; - case PF_Dither_5R6G5B: - return flat_DITHER_5R6G5B_line; - case PF_Dither: - return (depth==8) ? flat_DITHER8_line : (swrast_line_func) NULL; - case PF_Lookup: - return (depth==8) ? flat_LOOKUP8_line : (swrast_line_func) NULL; - case PF_HPCR: - return flat_HPCR_line; - default: - return (swrast_line_func)NULL; - } - } - -#ifndef XFree86Server - if (ctx->DrawBuffer->_NumColorDrawBuffers[0] == 1 - && ctx->DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_FRONT_LEFT - && swrast->_RasterMask == LOGIC_OP_BIT - && ctx->Color.LogicOp == GL_XOR - && !ctx->Line.StippleFlag - && !ctx->Line.SmoothFlag) { - return xor_line; - } -#endif /* XFree86Server */ - - return (swrast_line_func) NULL; -} - - -/** - * Override for the swrast line-selection function. Try to use one - * of our internal line functions, otherwise fall back to the - * standard swrast functions. - */ -void -xmesa_choose_line(GLcontext *ctx) -{ - SWcontext *swrast = SWRAST_CONTEXT(ctx); - - if (!(swrast->Line = get_line_func( ctx ))) - _swrast_choose_line( ctx ); -} |