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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_screen.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_screen.c492
1 files changed, 0 insertions, 492 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_screen.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_screen.c
deleted file mode 100644
index ab64f7986..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_screen.c
+++ /dev/null
@@ -1,492 +0,0 @@
-/* -*- mode: c; c-basic-offset: 3 -*-
- *
- * Copyright 2000 VA Linux Systems Inc., Fremont, California.
- *
- * 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL
- * VA LINUX SYSTEMS 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.
- */
-/* $XFree86: xc/lib/GL/mesa/src/drv/tdfx/tdfx_screen.c,v 1.3 2002/02/22 21:45:03 dawes Exp $ */
-
-/*
- * Original rewrite:
- * Gareth Hughes <gareth@valinux.com>, 29 Sep - 1 Oct 2000
- *
- * Authors:
- * Gareth Hughes <gareth@valinux.com>
- *
- */
-
-#include "tdfx_dri.h"
-#include "tdfx_context.h"
-#include "tdfx_lock.h"
-#include "tdfx_vb.h"
-#include "tdfx_span.h"
-#include "tdfx_tris.h"
-
-#include "framebuffer.h"
-#include "renderbuffer.h"
-#include "xmlpool.h"
-
-#include "utils.h"
-
-#ifdef DEBUG_LOCKING
-char *prevLockFile = 0;
-int prevLockLine = 0;
-#endif
-
-#ifndef TDFX_DEBUG
-int TDFX_DEBUG = 0;
-#endif
-
-PUBLIC const char __driConfigOptions[] =
-DRI_CONF_BEGIN
- DRI_CONF_SECTION_DEBUG
- DRI_CONF_NO_RAST(false)
- DRI_CONF_SECTION_END
-DRI_CONF_END;
-
-static const GLuint __driNConfigOptions = 1;
-
-extern const struct dri_extension card_extensions[];
-extern const struct dri_extension napalm_extensions[];
-
-static GLboolean
-tdfxCreateScreen( __DRIscreenPrivate *sPriv )
-{
- tdfxScreenPrivate *fxScreen;
- TDFXDRIPtr fxDRIPriv = (TDFXDRIPtr) sPriv->pDevPriv;
-
- if (sPriv->devPrivSize != sizeof(TDFXDRIRec)) {
- fprintf(stderr,"\nERROR! sizeof(TDFXDRIRec) does not match passed size from device driver\n");
- return GL_FALSE;
- }
-
- /* Allocate the private area */
- fxScreen = (tdfxScreenPrivate *) CALLOC( sizeof(tdfxScreenPrivate) );
- if ( !fxScreen )
- return GL_FALSE;
-
- /* parse information in __driConfigOptions */
- driParseOptionInfo (&fxScreen->optionCache,
- __driConfigOptions, __driNConfigOptions);
-
- fxScreen->driScrnPriv = sPriv;
- sPriv->private = (void *) fxScreen;
-
- fxScreen->regs.handle = fxDRIPriv->regs;
- fxScreen->regs.size = fxDRIPriv->regsSize;
- fxScreen->deviceID = fxDRIPriv->deviceID;
- fxScreen->width = fxDRIPriv->width;
- fxScreen->height = fxDRIPriv->height;
- fxScreen->mem = fxDRIPriv->mem;
- fxScreen->cpp = fxDRIPriv->cpp;
- fxScreen->stride = fxDRIPriv->stride;
- fxScreen->fifoOffset = fxDRIPriv->fifoOffset;
- fxScreen->fifoSize = fxDRIPriv->fifoSize;
- fxScreen->fbOffset = fxDRIPriv->fbOffset;
- fxScreen->backOffset = fxDRIPriv->backOffset;
- fxScreen->depthOffset = fxDRIPriv->depthOffset;
- fxScreen->textureOffset = fxDRIPriv->textureOffset;
- fxScreen->textureSize = fxDRIPriv->textureSize;
- fxScreen->sarea_priv_offset = fxDRIPriv->sarea_priv_offset;
-
- if ( drmMap( sPriv->fd, fxScreen->regs.handle,
- fxScreen->regs.size, &fxScreen->regs.map ) ) {
- return GL_FALSE;
- }
-
- return GL_TRUE;
-}
-
-
-static void
-tdfxDestroyScreen( __DRIscreenPrivate *sPriv )
-{
- tdfxScreenPrivate *fxScreen = (tdfxScreenPrivate *) sPriv->private;
-
- if (!fxScreen)
- return;
-
- drmUnmap( fxScreen->regs.map, fxScreen->regs.size );
-
- /* free all option information */
- driDestroyOptionInfo (&fxScreen->optionCache);
-
- FREE( fxScreen );
- sPriv->private = NULL;
-}
-
-
-static GLboolean
-tdfxInitDriver( __DRIscreenPrivate *sPriv )
-{
- if ( TDFX_DEBUG & DEBUG_VERBOSE_DRI ) {
- fprintf( stderr, "%s( %p )\n", __FUNCTION__, (void *)sPriv );
- }
-
- if ( !tdfxCreateScreen( sPriv ) ) {
- tdfxDestroyScreen( sPriv );
- return GL_FALSE;
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean
-tdfxCreateBuffer( __DRIscreenPrivate *driScrnPriv,
- __DRIdrawablePrivate *driDrawPriv,
- const __GLcontextModes *mesaVis,
- GLboolean isPixmap )
-{
- tdfxScreenPrivate *screen = (tdfxScreenPrivate *) driScrnPriv->private;
-
- if (isPixmap) {
- return GL_FALSE; /* not implemented */
- }
- else {
-#if 0
- driDrawPriv->driverPrivate = (void *)
- _mesa_create_framebuffer( mesaVis,
- GL_FALSE, /* software depth buffer? */
- mesaVis->stencilBits > 0,
- mesaVis->accumRedBits > 0,
- GL_FALSE /* software alpha channel? */ );
-#else
- struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis);
-
- {
- driRenderbuffer *frontRb
- = driNewRenderbuffer(GL_RGBA, screen->cpp,
- screen->fbOffset, screen->width);
- tdfxSetSpanFunctions(frontRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base);
- }
-
- if (mesaVis->doubleBufferMode) {
- driRenderbuffer *backRb
- = driNewRenderbuffer(GL_RGBA, screen->cpp,
- screen->backOffset, screen->width);
- tdfxSetSpanFunctions(backRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
- }
-
- if (mesaVis->depthBits == 16) {
- driRenderbuffer *depthRb
- = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp,
- screen->depthOffset, screen->width);
- tdfxSetSpanFunctions(depthRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
- }
- else if (mesaVis->depthBits == 24) {
- driRenderbuffer *depthRb
- = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp,
- screen->depthOffset, screen->width);
- tdfxSetSpanFunctions(depthRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
- }
-
- if (mesaVis->stencilBits > 0) {
- driRenderbuffer *stencilRb
- = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, screen->cpp,
- screen->depthOffset, screen->width);
- tdfxSetSpanFunctions(stencilRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base);
- }
-
- _mesa_add_soft_renderbuffers(fb,
- GL_FALSE, /* color */
- GL_FALSE, /* depth */
- GL_FALSE, /*swStencil,*/
- mesaVis->accumRedBits > 0,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */);
- driDrawPriv->driverPrivate = (void *) fb;
-#endif
- return (driDrawPriv->driverPrivate != NULL);
- }
-}
-
-
-static void
-tdfxDestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
-{
- _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate));
-}
-
-
-static void
-tdfxSwapBuffers( __DRIdrawablePrivate *driDrawPriv )
-
-{
- GET_CURRENT_CONTEXT(ctx);
- tdfxContextPtr fxMesa = 0;
- GLframebuffer *mesaBuffer;
-
- if ( TDFX_DEBUG & DEBUG_VERBOSE_DRI ) {
- fprintf( stderr, "%s( %p )\n", __FUNCTION__, (void *)driDrawPriv );
- }
-
- mesaBuffer = (GLframebuffer *) driDrawPriv->driverPrivate;
- if ( !mesaBuffer->Visual.doubleBufferMode )
- return; /* can't swap a single-buffered window */
-
- /* If the current context's drawable matches the given drawable
- * we have to do a glFinish (per the GLX spec).
- */
- if ( ctx ) {
- __DRIdrawablePrivate *curDrawPriv;
- fxMesa = TDFX_CONTEXT(ctx);
- curDrawPriv = fxMesa->driContext->driDrawablePriv;
-
- if ( curDrawPriv == driDrawPriv ) {
- /* swapping window bound to current context, flush first */
- _mesa_notifySwapBuffers( ctx );
- LOCK_HARDWARE( fxMesa );
- }
- else {
- /* find the fxMesa context previously bound to the window */
- fxMesa = (tdfxContextPtr) driDrawPriv->driContextPriv->driverPrivate;
- if (!fxMesa)
- return;
- LOCK_HARDWARE( fxMesa );
- fxMesa->Glide.grSstSelect( fxMesa->Glide.Board );
- printf("SwapBuf SetState 1\n");
- fxMesa->Glide.grGlideSetState(fxMesa->Glide.State );
- }
- }
-
-#ifdef STATS
- {
- int stalls;
- static int prevStalls = 0;
-
- stalls = fxMesa->Glide.grFifoGetStalls();
-
- fprintf( stderr, "%s:\n", __FUNCTION__ );
- if ( stalls != prevStalls ) {
- fprintf( stderr, " %d stalls occurred\n",
- stalls - prevStalls );
- prevStalls = stalls;
- }
- if ( fxMesa && fxMesa->texSwaps ) {
- fprintf( stderr, " %d texture swaps occurred\n",
- fxMesa->texSwaps );
- fxMesa->texSwaps = 0;
- }
- }
-#endif
-
- if (fxMesa->scissoredClipRects) {
- /* restore clip rects without scissor box */
- fxMesa->Glide.grDRIPosition( driDrawPriv->x, driDrawPriv->y,
- driDrawPriv->w, driDrawPriv->h,
- driDrawPriv->numClipRects,
- driDrawPriv->pClipRects );
- }
-
- fxMesa->Glide.grDRIBufferSwap( fxMesa->Glide.SwapInterval );
-
- if (fxMesa->scissoredClipRects) {
- /* restore clip rects WITH scissor box */
- fxMesa->Glide.grDRIPosition( driDrawPriv->x, driDrawPriv->y,
- driDrawPriv->w, driDrawPriv->h,
- fxMesa->numClipRects, fxMesa->pClipRects );
- }
-
-
-#if 0
- {
- FxI32 result;
- do {
- FxI32 result;
- fxMesa->Glide.grGet(GR_PENDING_BUFFERSWAPS, 4, &result);
- } while ( result > fxMesa->maxPendingSwapBuffers );
- }
-#endif
-
- fxMesa->stats.swapBuffer++;
-
- if (ctx) {
- if (ctx->DriverCtx != fxMesa) {
- fxMesa = TDFX_CONTEXT(ctx);
- fxMesa->Glide.grSstSelect( fxMesa->Glide.Board );
- printf("SwapBuf SetState 2\n");
- fxMesa->Glide.grGlideSetState(fxMesa->Glide.State );
- }
- UNLOCK_HARDWARE( fxMesa );
- }
-}
-
-
-static const struct __DriverAPIRec tdfxAPI = {
- .InitDriver = tdfxInitDriver,
- .DestroyScreen = tdfxDestroyScreen,
- .CreateContext = tdfxCreateContext,
- .DestroyContext = tdfxDestroyContext,
- .CreateBuffer = tdfxCreateBuffer,
- .DestroyBuffer = tdfxDestroyBuffer,
- .SwapBuffers = tdfxSwapBuffers,
- .MakeCurrent = tdfxMakeCurrent,
- .UnbindContext = tdfxUnbindContext,
- .GetSwapInfo = NULL,
- .GetMSC = NULL,
- .WaitForMSC = NULL,
- .WaitForSBC = NULL,
- .SwapBuffersMSC = NULL
-};
-
-
-static __GLcontextModes *tdfxFillInModes(unsigned pixel_bits,
- unsigned depth_bits,
- unsigned stencil_bits,
- GLboolean have_back_buffer)
-{
- __GLcontextModes *modes;
- __GLcontextModes *m;
- unsigned num_modes;
- unsigned vis[2] = { GLX_TRUE_COLOR, GLX_DIRECT_COLOR };
- unsigned deep = (depth_bits > 17);
- unsigned i, db, depth, accum, stencil;
-
- /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
- * enough to add support. Basically, if a context is created with an
- * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
- * will never be used.
- */
-
- num_modes = (depth_bits == 16) ? 32 : 16;
-
- modes = (*dri_interface->createContextModes)(num_modes, sizeof(__GLcontextModes));
- m = modes;
-
- for (i = 0; i <= 1; i++) {
- for (db = 0; db <= 1; db++) {
- for (depth = 0; depth <= 1; depth++) {
- for (accum = 0; accum <= 1; accum++) {
- for (stencil = 0; stencil <= !deep; stencil++) {
- if (deep) stencil = depth;
- m->redBits = deep ? 8 : 5;
- m->greenBits = deep ? 8 : 6;
- m->blueBits = deep ? 8 : 5;
- m->alphaBits = deep ? 8 : 0;
- m->redMask = deep ?0xFF000000 :0x0000F800;
- m->greenMask = deep ?0x00FF0000 :0x000007E0;
- m->blueMask = deep ?0x0000FF00 :0x0000001F;
- m->alphaMask = deep ? 0x000000FF : 0;
- m->rgbBits = m->redBits + m->greenBits +
- m->blueBits + m->alphaBits;
- m->accumRedBits = accum ? 16 : 0;
- m->accumGreenBits = accum ? 16 : 0;
- m->accumBlueBits = accum ? 16 : 0;
- m->accumAlphaBits = accum ? 16 : 0;
- m->stencilBits = stencil ? 8 : 0;
- m->depthBits = deep
- ? (depth ? 24 : 0)
- : (depth ? 0 : depth_bits);
- m->visualType = vis[i];
- m->renderType = GLX_RGBA_BIT;
- m->drawableType = GLX_WINDOW_BIT;
- m->rgbMode = GL_TRUE;
- m->doubleBufferMode = db ? GL_TRUE : GL_FALSE;
- if (db)
- m->swapMethod = GLX_SWAP_UNDEFINED_OML;
- m->visualRating = ((stencil && !deep) || accum)
- ? GLX_SLOW_CONFIG
- : GLX_NONE;
- m = m->next;
- if (deep) stencil = 0;
- }
- }
- }
- }
- }
-
- return modes;
-}
-
-/**
- * This is the bootstrap function for the driver. libGL supplies all of the
- * requisite information about the system, and the driver initializes itself.
- * This routine also fills in the linked list pointed to by \c driver_modes
- * with the \c __GLcontextModes that the driver can support for windows or
- * pbuffers.
- *
- * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on
- * failure.
- */
-PUBLIC
-void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
- const __GLcontextModes * modes,
- const __DRIversion * ddx_version,
- const __DRIversion * dri_version,
- const __DRIversion * drm_version,
- const __DRIframebuffer * frame_buffer,
- drmAddress pSAREA, int fd,
- int internal_api_version,
- const __DRIinterfaceMethods * interface,
- __GLcontextModes ** driver_modes )
-{
- __DRIscreenPrivate *psp;
- static const __DRIversion ddx_expected = { 1, 1, 0 };
- static const __DRIversion dri_expected = { 4, 0, 0 };
- static const __DRIversion drm_expected = { 1, 0, 0 };
-
- dri_interface = interface;
-
- if ( ! driCheckDriDdxDrmVersions2( "tdfx",
- dri_version, & dri_expected,
- ddx_version, & ddx_expected,
- drm_version, & drm_expected ) ) {
- return NULL;
- }
-
- psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
- ddx_version, dri_version, drm_version,
- frame_buffer, pSAREA, fd,
- internal_api_version, &tdfxAPI);
-
- if (psp != NULL) {
- /* divined from tdfx_dri.c, sketchy */
- TDFXDRIPtr dri_priv = (TDFXDRIPtr) psp->pDevPriv;
- int bpp = (dri_priv->cpp > 2) ? 24 : 16;
-
- /* XXX i wish it was like this */
- /* bpp = dri_priv->bpp */
-
- *driver_modes = tdfxFillInModes(bpp, (bpp == 16) ? 16 : 24,
- (bpp == 16) ? 0 : 8,
- (dri_priv->backOffset!=dri_priv->depthOffset));
-
- /* Calling driInitExtensions here, with a NULL context pointer, does not actually
- * enable the extensions. It just makes sure that all the dispatch offsets for all
- * the extensions that *might* be enables are known. This is needed because the
- * dispatch offsets need to be known when _mesa_context_create is called, but we can't
- * enable the extensions until we have a context pointer.
- *
- * Hello chicken. Hello egg. How are you two today?
- */
- driInitExtensions( NULL, card_extensions, GL_FALSE );
- driInitExtensions( NULL, napalm_extensions, GL_FALSE );
- }
-
- return (void *)psp;
-}
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