summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/ffb/ffb_stencil.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers/dri/ffb/ffb_stencil.c')
-rw-r--r--src/mesa/drivers/dri/ffb/ffb_stencil.c224
1 files changed, 0 insertions, 224 deletions
diff --git a/src/mesa/drivers/dri/ffb/ffb_stencil.c b/src/mesa/drivers/dri/ffb/ffb_stencil.c
deleted file mode 100644
index 10cdfbc616..0000000000
--- a/src/mesa/drivers/dri/ffb/ffb_stencil.c
+++ /dev/null
@@ -1,224 +0,0 @@
-/*
- *
- * 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 "main/mtypes.h"
-#include "ffb_dd.h"
-#include "ffb_span.h"
-#include "ffb_context.h"
-#include "ffb_stencil.h"
-#include "ffb_lock.h"
-
-#undef STENCIL_TRACE
-
-static void FFBWriteStencilSpan( GLcontext *ctx,
- struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y,
- const void *values, const GLubyte mask[] )
-{
- const GLubyte *stencil = (const GLubyte *) values;
-#ifdef STENCIL_TRACE
- fprintf(stderr, "FFBWriteStencilSpan: n(%d) x(%d) y(%d)\n",
- (int) n, x, y);
-#endif
- if (ctx->Depth.Mask) {
- ffbContextPtr fmesa = FFB_CONTEXT(ctx);
- __DRIdrawable *dPriv = fmesa->driDrawable;
- GLuint *zptr;
- GLuint i;
-
- if (!fmesa->hw_locked)
- LOCK_HARDWARE(fmesa);
- FFBFifo(fmesa, 2);
- fmesa->regs->fbc = (FFB_FBC_WB_C | FFB_FBC_ZE_OFF |
- FFB_FBC_YE_ON | FFB_FBC_RGBE_OFF);
- fmesa->regs->ppc = FFB_PPC_YS_VAR;
- FFBWait(fmesa, fmesa->regs);
-
- y = (dPriv->h - y);
- zptr = (GLuint *)
- ((char *)fmesa->sfb32 +
- ((dPriv->x + x) << 2) +
- ((dPriv->y + y) << 13));
-
- for (i = 0; i < n; i++) {
- if (mask[i])
- *zptr = (stencil[i] & 0xf) << 28;
- zptr++;
- }
-
- FFBFifo(fmesa, 2);
- fmesa->regs->fbc = fmesa->fbc;
- fmesa->regs->ppc = fmesa->ppc;
- fmesa->ffbScreen->rp_active = 1;
- if (!fmesa->hw_locked)
- UNLOCK_HARDWARE(fmesa);
- }
-}
-
-static void FFBWriteStencilPixels( GLcontext *ctx,
- struct gl_renderbuffer *rb,
- GLuint n,
- const GLint x[], const GLint y[],
- const void *values, const GLubyte mask[] )
-{
- const GLubyte *stencil = (const GLubyte *) values;
-#ifdef STENCIL_TRACE
- fprintf(stderr, "FFBWriteStencilPixels: n(%d)\n", (int) n);
-#endif
- if (ctx->Depth.Mask) {
- ffbContextPtr fmesa = FFB_CONTEXT(ctx);
- __DRIdrawable *dPriv = fmesa->driDrawable;
- char *zbase;
- GLuint i;
-
- if (!fmesa->hw_locked)
- LOCK_HARDWARE(fmesa);
- FFBFifo(fmesa, 2);
- fmesa->regs->fbc = (FFB_FBC_WB_C | FFB_FBC_ZE_OFF |
- FFB_FBC_YE_ON | FFB_FBC_RGBE_OFF);
- fmesa->regs->ppc = FFB_PPC_YS_VAR;
- fmesa->ffbScreen->rp_active = 1;
- FFBWait(fmesa, fmesa->regs);
-
- zbase = ((char *)fmesa->sfb32 +
- (dPriv->x << 2) + (dPriv->y << 13));
-
- for (i = 0; i < n; i++) {
- GLint y1 = (dPriv->h - y[i]);
- GLint x1 = x[i];
- GLuint *zptr;
-
- zptr = (GLuint *)
- (zbase + (x1 << 2) + (y1 << 13));
- if (mask[i])
- *zptr = (stencil[i] & 0xf) << 28;
- }
-
- FFBFifo(fmesa, 2);
- fmesa->regs->fbc = fmesa->fbc;
- fmesa->regs->ppc = fmesa->ppc;
- fmesa->ffbScreen->rp_active = 1;
- if (!fmesa->hw_locked)
- UNLOCK_HARDWARE(fmesa);
- }
-}
-
-static void FFBReadStencilSpan( GLcontext *ctx,
- struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y,
- void *values)
-{
- GLubyte *stencil = (GLubyte *) values;
- ffbContextPtr fmesa = FFB_CONTEXT(ctx);
- __DRIdrawable *dPriv = fmesa->driDrawable;
- GLuint *zptr;
- GLuint i;
-
-#ifdef STENCIL_TRACE
- fprintf(stderr, "FFBReadStencilSpan: n(%d) x(%d) y(%d)\n",
- (int) n, x, y);
-#endif
- if (!fmesa->hw_locked)
- LOCK_HARDWARE(fmesa);
- FFBFifo(fmesa, 1);
- fmesa->regs->fbc = FFB_FBC_RB_C;
- fmesa->ffbScreen->rp_active = 1;
- FFBWait(fmesa, fmesa->regs);
-
- y = (dPriv->h - y);
- zptr = (GLuint *)
- ((char *)fmesa->sfb32 +
- ((dPriv->x + x) << 2) +
- ((dPriv->y + y) << 13));
-
- for (i = 0; i < n; i++) {
- stencil[i] = (*zptr >> 28) & 0xf;
- zptr++;
- }
-
- FFBFifo(fmesa, 1);
- fmesa->regs->fbc = fmesa->fbc;
- fmesa->ffbScreen->rp_active = 1;
- if (!fmesa->hw_locked)
- UNLOCK_HARDWARE(fmesa);
-}
-
-static void FFBReadStencilPixels( GLcontext *ctx,
- struct gl_renderbuffer *rb,
- GLuint n, const GLint x[], const GLint y[],
- void *values )
-{
- GLubyte *stencil = (GLubyte *) values;
- ffbContextPtr fmesa = FFB_CONTEXT(ctx);
- __DRIdrawable *dPriv = fmesa->driDrawable;
- char *zbase;
- GLuint i;
-
-#ifdef STENCIL_TRACE
- fprintf(stderr, "FFBReadStencilPixels: n(%d)\n", (int) n);
-#endif
- if (!fmesa->hw_locked)
- LOCK_HARDWARE(fmesa);
- FFBFifo(fmesa, 1);
- fmesa->regs->fbc = FFB_FBC_RB_C;
- fmesa->ffbScreen->rp_active = 1;
- FFBWait(fmesa, fmesa->regs);
-
- zbase = ((char *)fmesa->sfb32 +
- (dPriv->x << 2) + (dPriv->y << 13));
-
- for (i = 0; i < n; i++) {
- GLint y1 = (dPriv->h - y[i]);
- GLint x1 = x[i];
- GLuint *zptr;
-
- zptr = (GLuint *)
- (zbase + (x1 << 2) + (y1 << 13));
- stencil[i] = (*zptr >> 28) & 0xf;
- }
-
- FFBFifo(fmesa, 1);
- fmesa->regs->fbc = fmesa->fbc;
- fmesa->ffbScreen->rp_active = 1;
- if (!fmesa->hw_locked)
- UNLOCK_HARDWARE(fmesa);
-}
-
-/**
- * Plug in the Get/Put routines for the given driRenderbuffer.
- */
-void
-ffbSetStencilFunctions(driRenderbuffer *drb, const GLvisual *vis)
-{
- assert(drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT);
- drb->Base.GetRow = FFBReadStencilSpan;
- drb->Base.GetValues = FFBReadStencilPixels;
- drb->Base.PutRow = FFBWriteStencilSpan;
- /*drb->Base.PutMonoRow = FFBWriteMonoStencilSpan;*/
- drb->Base.PutValues = FFBWriteStencilPixels;
- drb->Base.PutMonoValues = NULL;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-30 18:49:08 +0000