diff options
Diffstat (limited to 'src/mesa/drivers/dri/mga/mgabuffers.c')
-rw-r--r-- | src/mesa/drivers/dri/mga/mgabuffers.c | 291 |
1 files changed, 0 insertions, 291 deletions
diff --git a/src/mesa/drivers/dri/mga/mgabuffers.c b/src/mesa/drivers/dri/mga/mgabuffers.c deleted file mode 100644 index 19833566a06..00000000000 --- a/src/mesa/drivers/dri/mga/mgabuffers.c +++ /dev/null @@ -1,291 +0,0 @@ -/* - * Copyright 2000-2001 VA Linux Systems, Inc. - * 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 - * on the rights to use, copy, modify, merge, publish, distribute, sub - * license, 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 (including the next - * paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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. - * - * Authors: - * Keith Whitwell <[email protected]> - */ -/* $XFree86: xc/lib/GL/mesa/src/drv/mga/mgabuffers.c,v 1.13 2002/11/05 17:46:08 tsi Exp $ */ - -#include <stdio.h> -#include "mgacontext.h" -#include "mgabuffers.h" -#include "mgastate.h" -#include "mgaioctl.h" -#include "mgatris.h" - -static void mgaXMesaSetFrontClipRects( mgaContextPtr mmesa ) -{ - __DRIdrawablePrivate *driDrawable = mmesa->driDrawable; - -/* fprintf( stderr, "%s\n", __FUNCTION__ );*/ - - if (driDrawable->numClipRects == 0) { - static XF86DRIClipRectRec zeroareacliprect = {0,0,0,0}; - mmesa->numClipRects = 1; - mmesa->pClipRects = &zeroareacliprect; - } else { - mmesa->numClipRects = driDrawable->numClipRects; - mmesa->pClipRects = driDrawable->pClipRects; - } - mmesa->drawX = driDrawable->x; - mmesa->drawY = driDrawable->y; - - mmesa->setup.dstorg = mmesa->drawOffset; - mmesa->dirty |= MGA_UPLOAD_CONTEXT | MGA_UPLOAD_CLIPRECTS; -} - - -static void mgaXMesaSetBackClipRects( mgaContextPtr mmesa ) -{ - __DRIdrawablePrivate *driDrawable = mmesa->driDrawable; - -/* fprintf( stderr, "%s\n", __FUNCTION__ );*/ - - if (driDrawable->numBackClipRects == 0) - { - if (driDrawable->numClipRects == 0) { - static XF86DRIClipRectRec zeroareacliprect = {0,0,0,0}; - mmesa->numClipRects = 1; - mmesa->pClipRects = &zeroareacliprect; - } else { - mmesa->numClipRects = driDrawable->numClipRects; - mmesa->pClipRects = driDrawable->pClipRects; - } - mmesa->drawX = driDrawable->x; - mmesa->drawY = driDrawable->y; - } else { - mmesa->numClipRects = driDrawable->numBackClipRects; - mmesa->pClipRects = driDrawable->pBackClipRects; - mmesa->drawX = driDrawable->backX; - mmesa->drawY = driDrawable->backY; - } - - mmesa->setup.dstorg = mmesa->drawOffset; - mmesa->dirty |= MGA_UPLOAD_CONTEXT | MGA_UPLOAD_CLIPRECTS; -} - - - -#if 0 -static void mgaUpdateRectsFromSarea( mgaContextPtr mmesa ) -{ - __DRIdrawablePrivate *driDrawable = mmesa->driDrawable; - __DRIscreenPrivate *driScreen = mmesa->driScreen; - MGASAREAPrivPtr sarea = mmesa->sarea; - int i = 0, top = 0; - - - if (sarea->exported_buffers & MGA_BACK) { - - driDrawable->numBackClipRects = sarea->exported_nback; - driDrawable->pBackClipRects = mmesa->tmp_boxes[0]; - - top = sarea->exported_nback; - for (i = 0 ; i < top ; i++) - driDrawable->pBackClipRects[i] = - *(XF86DRIClipRectPtr)&(sarea->exported_boxes[i]); - } - - - if (sarea->exported_buffers & MGA_FRONT) - { - int start = top; - - driDrawable->numClipRects = sarea->exported_nfront; - driDrawable->pClipRects = mmesa->tmp_boxes[1]; - - top += sarea->exported_nfront; - for ( ; i < top ; i++) - driDrawable->pClipRects[i-start] = - *(XF86DRIClipRectPtr)&(sarea->exported_boxes[i]); - - } - - - - driDrawable->index = sarea->exported_index; - driDrawable->lastStamp = sarea->exported_stamp; - driDrawable->x = sarea->exported_front_x; - driDrawable->y = sarea->exported_front_y; - driDrawable->backX = sarea->exported_back_x; - driDrawable->backY = sarea->exported_back_y; - driDrawable->w = sarea->exported_w; - driDrawable->h = sarea->exported_h; - driDrawable->pStamp = - &(driScreen->pSAREA->drawableTable[driDrawable->index].stamp); - - mmesa->dirty_cliprects = (MGA_FRONT|MGA_BACK) & ~(sarea->exported_buffers); -} -#endif - -#if 0 -static void printSareaRects( mgaContextPtr mmesa ) -{ - __DRIscreenPrivate *driScreen = mmesa->driScreen; - MGASAREAPrivPtr sarea = mmesa->sarea; - int i; - - fprintf(stderr, "sarea->exported: %d\n", sarea->exported_drawable); - fprintf(stderr, "sarea->exported_index: %d\n", sarea->exported_index); - fprintf(stderr, "sarea->exported_stamp: %d\n", sarea->exported_stamp); - fprintf(stderr, "sarea->exported_front_x: %d\n", sarea->exported_front_x); - fprintf(stderr, "sarea->exported_front_y: %d\n", sarea->exported_front_y); - fprintf(stderr, "sarea->exported_back_x: %d\n", sarea->exported_back_x); - fprintf(stderr, "sarea->exported_back_y: %d\n", sarea->exported_back_y); - fprintf(stderr, "sarea->exported_w: %d\n", sarea->exported_w); - fprintf(stderr, "sarea->exported_h: %d\n", sarea->exported_h); - fprintf(stderr, "sarea->exported_buffers: %d\n", sarea->exported_buffers); - fprintf(stderr, "sarea->exported_nfront: %d\n", sarea->exported_nfront); - fprintf(stderr, "sarea->exported_nback: %d\n", sarea->exported_nback); - - i = 0; - if (sarea->exported_buffers & MGA_BACK) - for ( ; i < sarea->exported_nback ; i++) - fprintf(stderr, "back %d: %d,%d-%d,%d\n", i, - sarea->exported_boxes[i].x1, sarea->exported_boxes[i].y1, - sarea->exported_boxes[i].x2, sarea->exported_boxes[i].y2); - - if (sarea->exported_buffers & MGA_FRONT) { - int start = i; - int top = i + sarea->exported_nfront; - for ( ; i < top ; i++) - fprintf(stderr, "front %d: %d,%d-%d,%d\n", - i - start, - sarea->exported_boxes[i].x1, sarea->exported_boxes[i].y1, - sarea->exported_boxes[i].x2, sarea->exported_boxes[i].y2); - } - - fprintf(stderr, "drawableTable[%d].stamp: %d\n", - sarea->exported_index, - driScreen->pSAREA->drawableTable[sarea->exported_index].stamp); -} - -static void printMmesaRects( mgaContextPtr mmesa ) -{ - __DRIscreenPrivate *driScreen = mmesa->driScreen; - __DRIdrawablePrivate *driDrawable = mmesa->driDrawable; - int nr = mmesa->numClipRects; - int i; - - fprintf(stderr, "driDrawable->draw: %ld\n", driDrawable->draw); - fprintf(stderr, "driDrawable->index: %d\n", driDrawable->index); - fprintf(stderr, "driDrawable->lastStamp: %d\n", driDrawable->lastStamp); - fprintf(stderr, "mmesa->drawX: %d\n", mmesa->drawX); - fprintf(stderr, "mmesa->drawY: %d\n", mmesa->drawY); - fprintf(stderr, "driDrawable->w: %d\n", driDrawable->w); - fprintf(stderr, "driDrawable->h: %d\n", driDrawable->h); - - for (i = 0 ; i < nr ; i++) - fprintf(stderr, "box %d: %d,%d-%d,%d\n", i, - mmesa->pClipRects[i].x1, mmesa->pClipRects[i].y1, - mmesa->pClipRects[i].x2, mmesa->pClipRects[i].y2); - - fprintf(stderr, "mmesa->draw_buffer: %d\n", mmesa->draw_buffer); - fprintf(stderr, "drawableTable[%d].stamp: %d\n", - driDrawable->index, - driScreen->pSAREA->drawableTable[driDrawable->index].stamp); -} -#endif - - - -void mgaUpdateRects( mgaContextPtr mmesa, GLuint buffers ) -{ - __DRIdrawablePrivate *driDrawable = mmesa->driDrawable; - MGASAREAPrivPtr sarea = mmesa->sarea; - -/* fprintf(stderr, "%s\n", __FUNCTION__);*/ - - DRI_VALIDATE_DRAWABLE_INFO(driScreen, driDrawable); - mmesa->dirty_cliprects = 0; - - if (mmesa->draw_buffer == MGA_FRONT) - mgaXMesaSetFrontClipRects( mmesa ); - else - mgaXMesaSetBackClipRects( mmesa ); - -#if 0 - printMmesaRects(mmesa); -#endif - - sarea->req_draw_buffer = mmesa->draw_buffer; - - mgaUpdateClipping( mmesa->glCtx ); - mgaCalcViewport( mmesa->glCtx ); - - mmesa->dirty |= MGA_UPLOAD_CLIPRECTS; -} - - -void mgaDDSetReadBuffer(GLcontext *ctx, GLenum mode ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - - if (mode == GL_FRONT_LEFT) - { - mmesa->readOffset = mmesa->mgaScreen->frontOffset; - mmesa->read_buffer = MGA_FRONT; - } - else - { - mmesa->readOffset = mmesa->mgaScreen->backOffset; - mmesa->read_buffer = MGA_BACK; - } -} - -void mgaDDSetDrawBuffer(GLcontext *ctx, GLenum mode ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - - FLUSH_BATCH( MGA_CONTEXT(ctx) ); - -/* fprintf( stderr, "%s %d\n", __FUNCTION__, mode);*/ - - /* - * _DrawDestMask is easier to cope with than <mode>. - */ - switch ( ctx->Color._DrawDestMask ) { - case FRONT_LEFT_BIT: - mmesa->drawOffset = mmesa->mgaScreen->frontOffset; - mmesa->readOffset = mmesa->mgaScreen->frontOffset; - mmesa->setup.dstorg = mmesa->mgaScreen->frontOffset; - mmesa->dirty |= MGA_UPLOAD_CONTEXT; - mmesa->draw_buffer = MGA_FRONT; - mgaXMesaSetFrontClipRects( mmesa ); - FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_FALSE ); - break; - case BACK_LEFT_BIT: - mmesa->drawOffset = mmesa->mgaScreen->backOffset; - mmesa->readOffset = mmesa->mgaScreen->backOffset; - mmesa->setup.dstorg = mmesa->mgaScreen->backOffset; - mmesa->draw_buffer = MGA_BACK; - mmesa->dirty |= MGA_UPLOAD_CONTEXT; - mgaXMesaSetBackClipRects( mmesa ); - FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_FALSE ); - break; - default: - FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_TRUE ); - break; - } -} - |