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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_clear.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_clear.c354
1 files changed, 0 insertions, 354 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_clear.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_clear.c
deleted file mode 100644
index c63179149..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_clear.c
+++ /dev/null
@@ -1,354 +0,0 @@
-/* $XFree86: xc/lib/GL/mesa/src/drv/ffb/ffb_clear.c,v 1.2 2002/02/22 21:32:58 dawes Exp $
- *
- * GLX Hardware Device Driver for Sun Creator/Creator3D
- * Copyright (C) 2000 David S. Miller
- *
- * 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
- * DAVID MILLER, OR ANY OTHER CONTRIBUTORS 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.
- *
- *
- * David S. Miller <davem@redhat.com>
- */
-
-#include "mtypes.h"
-#include "extensions.h"
-
-#include "mm.h"
-#include "ffb_dd.h"
-#include "ffb_span.h"
-#include "ffb_depth.h"
-#include "ffb_context.h"
-#include "ffb_vb.h"
-#include "ffb_tris.h"
-#include "ffb_clear.h"
-#include "ffb_lock.h"
-
-#undef CLEAR_TRACE
-
-#define BOX_AREA(__w, __h) ((int)(__w) * (int)(__h))
-
-/* Compute the page aligned box for a page mode fast fill.
- * In 'ework' this returns greater than zero if there are some odd
- * edges to take care of which are outside of the page aligned area.
- * It will place less than zero there if the box is too small,
- * indicating that a different method must be used to fill it.
- */
-#define CreatorPageFillParms(ffp, x, y, w, h, px, py, pw, ph, ework) \
-do { int xdiff, ydiff; \
- int pf_bh = ffp->pagefill_height; \
- int pf_bw = ffp->pagefill_width; \
- py = ((y + (pf_bh - 1)) & ~(pf_bh - 1)); \
- ydiff = py - y; \
- px = ffp->Pf_AlignTab[x + (pf_bw - 1)]; \
- xdiff = px - x; \
- ph = ((h - ydiff) & ~(pf_bh - 1)); \
- if(ph <= 0) \
- ework = -1; \
- else { \
- pw = ffp->Pf_AlignTab[w - xdiff]; \
- if(pw <= 0) { \
- ework = -1; \
- } else { \
- ework = (((xdiff > 0) || \
- (ydiff > 0) || \
- ((w - pw) > 0) || \
- ((h - ph) > 0))) ? 1 : 0; \
- } \
- } \
-} while(0);
-
-struct ff_fixups {
- int x, y, width, height;
-};
-
-/* Compute fixups of non-page aligned areas after a page fill.
- * Return the number of fixups needed.
- */
-static __inline__ int
-CreatorComputePageFillFixups(struct ff_fixups *fixups,
- int x, int y, int w, int h,
- int paligned_x, int paligned_y,
- int paligned_w, int paligned_h)
-{
- int nfixups = 0;
-
- /* FastFill Left */
- if(paligned_x != x) {
- fixups[nfixups].x = x;
- fixups[nfixups].y = paligned_y;
- fixups[nfixups].width = paligned_x - x;
- fixups[nfixups].height = paligned_h;
- nfixups++;
- }
- /* FastFill Top */
- if(paligned_y != y) {
- fixups[nfixups].x = x;
- fixups[nfixups].y = y;
- fixups[nfixups].width = w;
- fixups[nfixups].height = paligned_y - y;
- nfixups++;
- }
- /* FastFill Right */
- if((x+w) != (paligned_x+paligned_w)) {
- fixups[nfixups].x = (paligned_x+paligned_w);
- fixups[nfixups].y = paligned_y;
- fixups[nfixups].width = (x+w) - fixups[nfixups].x;
- fixups[nfixups].height = paligned_h;
- nfixups++;
- }
- /* FastFill Bottom */
- if((y+h) != (paligned_y+paligned_h)) {
- fixups[nfixups].x = x;
- fixups[nfixups].y = (paligned_y+paligned_h);
- fixups[nfixups].width = w;
- fixups[nfixups].height = (y+h) - fixups[nfixups].y;
- nfixups++;
- }
- return nfixups;
-}
-
-static void
-ffb_do_clear(ffbContextPtr fmesa, __DRIdrawablePrivate *dPriv,
- GLboolean all, GLint cx, GLint cy, GLint cwidth,
- GLint cheight)
-{
- FFBDRIPtr gDRIPriv = (FFBDRIPtr) fmesa->driScreen->pDevPriv;
- ffb_fbcPtr ffb = fmesa->regs;
- drm_clip_rect_t *box = dPriv->pClipRects;
- int nc = dPriv->numClipRects;
-
- cy = dPriv->h - cy - cheight;
- cx += dPriv->x;
- cy += dPriv->y;
-
- while (nc--) {
- GLint x = box[nc].x1;
- GLint y = box[nc].y1;
- GLint width = box[nc].x2 - x;
- GLint height = box[nc].y2 - y;
- int paligned_y, paligned_x;
- int paligned_h, paligned_w = 0;
- int extra_work;
-
- if (!all) {
- if (x < cx) {
- width -= cx - x;
- x = cx;
- }
- if (y < cy) {
- height -= cy - y;
- y = cy;
- }
- if (x + width > cx + cwidth)
- width = cx + cwidth - x;
- if (y + height > cy + cheight)
- height = cy + cheight - y;
- if (width <= 0)
- continue;
- if (height <= 0)
- continue;
- }
-
- if (BOX_AREA(width, height) < gDRIPriv->fastfill_small_area) {
- FFBFifo(fmesa, 5);
- ffb->drawop = FFB_DRAWOP_RECTANGLE;
- ffb->by = y;
- ffb->bx = x;
- ffb->bh = height;
- ffb->bw = width;
- continue;
- }
-
- FFBFifo(fmesa, 1);
- ffb->drawop = FFB_DRAWOP_FASTFILL;
-
- if (gDRIPriv->disable_pagefill ||
- (width < (gDRIPriv->pagefill_width<<1)) ||
- (height < (gDRIPriv->pagefill_height<<1)))
- goto do_fastfill;
-
- CreatorPageFillParms(gDRIPriv,
- x, y, width, height,
- paligned_x, paligned_y,
- paligned_w, paligned_h, extra_work);
-
- if (extra_work < 0 ||
- BOX_AREA(paligned_w, paligned_h) < gDRIPriv->pagefill_small_area) {
- do_fastfill:
- FFBFifo(fmesa, 10);
- ffb->by = FFB_FASTFILL_COLOR_BLK;
- ffb->dy = 0;
- ffb->dx = 0;
- ffb->bh = gDRIPriv->fastfill_height;
- ffb->bw = (gDRIPriv->fastfill_width * 4);
- ffb->by = FFB_FASTFILL_BLOCK;
- ffb->dy = y;
- ffb->dx = x;
- ffb->bh = (height + (y & (gDRIPriv->fastfill_height - 1)));
- ffb->bx = (width + (x & (gDRIPriv->fastfill_width - 1)));
- continue;
- }
-
- /* Ok, page fill is possible and worth it. */
- FFBFifo(fmesa, 15);
- ffb->by = FFB_FASTFILL_COLOR_BLK;
- ffb->dy = 0;
- ffb->dx = 0;
- ffb->bh = gDRIPriv->fastfill_height;
- ffb->bw = gDRIPriv->fastfill_width * 4;
- ffb->by = FFB_FASTFILL_BLOCK_X;
- ffb->dy = 0;
- ffb->dx = 0;
- ffb->bh = gDRIPriv->pagefill_height;
- ffb->bw = gDRIPriv->pagefill_width * 4;
- ffb->by = FFB_FASTFILL_PAGE;
- ffb->dy = paligned_y;
- ffb->dx = paligned_x;
- ffb->bh = paligned_h;
- ffb->bx = paligned_w;
-
- if (extra_work) {
- struct ff_fixups local_fixups[4];
- int nfixups;
-
- nfixups = CreatorComputePageFillFixups(local_fixups,
- x, y, width, height,
- paligned_x, paligned_y,
- paligned_w, paligned_h);
- FFBFifo(fmesa, 5 + (nfixups * 5));
- ffb->by = FFB_FASTFILL_COLOR_BLK;
- ffb->dy = 0;
- ffb->dx = 0;
- ffb->bh = gDRIPriv->fastfill_height;
- ffb->bw = gDRIPriv->fastfill_width * 4;
-
- while (--nfixups >= 0) {
- int xx, yy, ww, hh;
-
- xx = local_fixups[nfixups].x;
- yy = local_fixups[nfixups].y;
- ffb->dy = yy;
- ffb->dx = xx;
- ww = (local_fixups[nfixups].width +
- (xx & (gDRIPriv->fastfill_width - 1)));
- hh = (local_fixups[nfixups].height +
- (yy & (gDRIPriv->fastfill_height - 1)));
- if (nfixups != 0) {
- ffb->by = FFB_FASTFILL_BLOCK;
- ffb->bh = hh;
- ffb->bw = ww;
- } else {
- ffb->bh = hh;
- ffb->by = FFB_FASTFILL_BLOCK;
- ffb->bx = ww;
- }
- }
- }
- }
-}
-
-void ffbDDClear(GLcontext *ctx, GLbitfield mask, GLboolean all,
- GLint cx, GLint cy, GLint cwidth, GLint cheight)
-{
- ffbContextPtr fmesa = FFB_CONTEXT(ctx);
- __DRIdrawablePrivate *dPriv = fmesa->driDrawable;
- unsigned int stcmask = BUFFER_BIT_STENCIL;
-
-#ifdef CLEAR_TRACE
- fprintf(stderr, "ffbDDClear: mask(%08x) all(%d) "
- "[x(%x)y(%x)w(%x)h(%x)]\n",
- mask, (int) all, cx, cy, cwidth, cheight);
-#endif
- if (!(fmesa->ffb_sarea->flags & FFB_DRI_FFB2PLUS))
- stcmask = 0;
-
- if (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT | BUFFER_BIT_DEPTH | stcmask)) {
- ffb_fbcPtr ffb = fmesa->regs;
- unsigned int fbc, ppc;
-
- fbc = (FFB_FBC_XE_ON);
- ppc = (FFB_PPC_ACE_DISABLE | FFB_PPC_DCE_DISABLE |
- FFB_PPC_ABE_DISABLE | FFB_PPC_VCE_DISABLE |
- FFB_PPC_APE_DISABLE | FFB_PPC_XS_WID |
- FFB_PPC_ZS_CONST | FFB_PPC_CS_CONST);
-
- /* Y/X enables must be both on or both off. */
- if (mask & (BUFFER_BIT_DEPTH | stcmask)) {
- fbc |= (FFB_FBC_ZE_ON | FFB_FBC_YE_ON | FFB_FBC_WB_C);
- } else
- fbc |= FFB_FBC_ZE_OFF | FFB_FBC_YE_OFF;
-
- /* All RGB enables must be both on or both off. */
- if (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)) {
- if (mask & BUFFER_BIT_FRONT_LEFT) {
- if (fmesa->back_buffer == 0)
- fbc |= FFB_FBC_WB_B;
- else
- fbc |= FFB_FBC_WB_A;
- }
- if (mask & BUFFER_BIT_BACK_LEFT) {
- if (fmesa->back_buffer == 0)
- fbc |= FFB_FBC_WB_A;
- else
- fbc |= FFB_FBC_WB_B;
- }
- fbc |= FFB_FBC_RGBE_ON;
- } else
- fbc |= FFB_FBC_RGBE_OFF;
-
- LOCK_HARDWARE(fmesa);
-
- if (dPriv->numClipRects) {
- FFBFifo(fmesa, 8);
- ffb->fbc = fbc;
- ffb->ppc = ppc;
- ffb->xclip = FFB_XCLIP_TEST_ALWAYS;
- ffb->cmp = 0x80808080;
- ffb->rop = FFB_ROP_NEW;
-
- if (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT))
- ffb->fg = fmesa->clear_pixel;
- if (mask & BUFFER_BIT_DEPTH)
- ffb->constz = fmesa->clear_depth;
- if (mask & stcmask)
- ffb->consty = fmesa->clear_stencil;
-
- ffb_do_clear(fmesa, dPriv, all, cx, cy, cwidth, cheight);
-
- FFBFifo(fmesa, 6);
- ffb->ppc = fmesa->ppc;
- ffb->fbc = fmesa->fbc;
- ffb->xclip = fmesa->xclip;
- ffb->cmp = fmesa->cmp;
- ffb->rop = fmesa->rop;
- ffb->drawop = fmesa->drawop;
- if (mask & stcmask)
- ffb->consty = fmesa->consty;
- fmesa->ffbScreen->rp_active = 1;
- }
-
- UNLOCK_HARDWARE(fmesa);
-
- mask &= ~(BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT |
- BUFFER_BIT_DEPTH | stcmask);
- }
-
- if (mask)
- _swrast_Clear(ctx, mask, all, cx, cy, cwidth, cheight);
-}
-
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