diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savage_xmesa.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savage_xmesa.c | 1056 |
1 files changed, 0 insertions, 1056 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savage_xmesa.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savage_xmesa.c deleted file mode 100644 index 0c2fc4767..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savage_xmesa.c +++ /dev/null @@ -1,1056 +0,0 @@ -/* - * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2003 S3 Graphics, 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 - * 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 - * VIA, S3 GRAPHICS, 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. - */ - - -#include <X11/Xlibint.h> -#include <stdio.h> - -#include "savagecontext.h" -#include "context.h" -#include "matrix.h" -#include "framebuffer.h" -#include "renderbuffer.h" -#include "simple_list.h" - -#include "utils.h" - -#include "extensions.h" - -#include "swrast/swrast.h" -#include "swrast_setup/swrast_setup.h" -#include "tnl/tnl.h" -#include "array_cache/acache.h" - -#include "tnl/t_pipeline.h" - -#include "drivers/common/driverfuncs.h" - -#include "savagedd.h" -#include "savagestate.h" -#include "savagetex.h" -#include "savagespan.h" -#include "savagetris.h" -#include "savageioctl.h" -#include "savage_bci.h" - -#include "savage_dri.h" - -#include "texmem.h" - -#define need_GL_ARB_multisample -#define need_GL_ARB_texture_compression -#include "extension_helper.h" - -#include "xmlpool.h" - -/* Driver-specific options - */ -#define SAVAGE_ENABLE_VDMA(def) \ -DRI_CONF_OPT_BEGIN(enable_vdma,bool,def) \ - DRI_CONF_DESC(en,"Use DMA for vertex transfers") \ - DRI_CONF_DESC(de,"Benutze DMA für Vertextransfers") \ -DRI_CONF_OPT_END -#define SAVAGE_ENABLE_FASTPATH(def) \ -DRI_CONF_OPT_BEGIN(enable_fastpath,bool,def) \ - DRI_CONF_DESC(en,"Use fast path for unclipped primitives") \ - DRI_CONF_DESC(de,"Schneller Codepfad für ungeschnittene Polygone") \ -DRI_CONF_OPT_END -#define SAVAGE_SYNC_FRAMES(def) \ -DRI_CONF_OPT_BEGIN(sync_frames,bool,def) \ - DRI_CONF_DESC(en,"Synchronize with graphics hardware after each frame") \ - DRI_CONF_DESC(de,"Synchronisiere nach jedem Frame mit Grafikhardware") \ -DRI_CONF_OPT_END - -/* Configuration - */ -PUBLIC const char __driConfigOptions[] = -DRI_CONF_BEGIN - DRI_CONF_SECTION_QUALITY - DRI_CONF_TEXTURE_DEPTH(DRI_CONF_TEXTURE_DEPTH_FB) - DRI_CONF_COLOR_REDUCTION(DRI_CONF_COLOR_REDUCTION_DITHER) - DRI_CONF_FLOAT_DEPTH(false) - DRI_CONF_SECTION_END - DRI_CONF_SECTION_PERFORMANCE - SAVAGE_ENABLE_VDMA(true) - SAVAGE_ENABLE_FASTPATH(true) - SAVAGE_SYNC_FRAMES(false) - DRI_CONF_MAX_TEXTURE_UNITS(2,1,2) - DRI_CONF_TEXTURE_HEAPS(DRI_CONF_TEXTURE_HEAPS_ALL) - DRI_CONF_FORCE_S3TC_ENABLE(false) - DRI_CONF_SECTION_END - DRI_CONF_SECTION_DEBUG - DRI_CONF_NO_RAST(false) - DRI_CONF_SECTION_END -DRI_CONF_END; -static const GLuint __driNConfigOptions = 10; - - -static const struct dri_debug_control debug_control[] = -{ - { "fall", DEBUG_FALLBACKS }, - { "api", DEBUG_VERBOSE_API }, - { "tex", DEBUG_VERBOSE_TEX }, - { "verb", DEBUG_VERBOSE_MSG }, - { "dma", DEBUG_DMA }, - { "state", DEBUG_STATE }, - { NULL, 0 } -}; -#ifndef SAVAGE_DEBUG -int SAVAGE_DEBUG = 0; -#endif - - -/*For time caculating test*/ -#if defined(DEBUG_TIME) && DEBUG_TIME -struct timeval tv_s,tv_f; -unsigned long time_sum=0; -struct timeval tv_s1,tv_f1; -#endif - -static const struct dri_extension card_extensions[] = -{ - { "GL_ARB_multisample", GL_ARB_multisample_functions }, - { "GL_ARB_multitexture", NULL }, - { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions }, - { "GL_EXT_stencil_wrap", NULL }, - { "GL_EXT_texture_lod_bias", NULL }, - { NULL, NULL } -}; - -static const struct dri_extension s4_extensions[] = -{ - { "GL_ARB_texture_env_add", NULL }, - { "GL_ARB_texture_mirrored_repeat", NULL }, - { NULL, NULL } -}; - -extern struct tnl_pipeline_stage _savage_texnorm_stage; -extern struct tnl_pipeline_stage _savage_render_stage; - -static const struct tnl_pipeline_stage *savage_pipeline[] = { - - &_tnl_vertex_transform_stage, - &_tnl_normal_transform_stage, - &_tnl_lighting_stage, - &_tnl_fog_coordinate_stage, - &_tnl_texgen_stage, - &_tnl_texture_transform_stage, - &_savage_texnorm_stage, - &_savage_render_stage, - &_tnl_render_stage, - 0, -}; - - -/* this is first function called in dirver*/ - -static GLboolean -savageInitDriver(__DRIscreenPrivate *sPriv) -{ - savageScreenPrivate *savageScreen; - SAVAGEDRIPtr gDRIPriv = (SAVAGEDRIPtr)sPriv->pDevPriv; - - if (sPriv->devPrivSize != sizeof(SAVAGEDRIRec)) { - fprintf(stderr,"\nERROR! sizeof(SAVAGEDRIRec) does not match passed size from device driver\n"); - return GL_FALSE; - } - - /* Allocate the private area */ - savageScreen = (savageScreenPrivate *)Xmalloc(sizeof(savageScreenPrivate)); - if (!savageScreen) - return GL_FALSE; - - savageScreen->driScrnPriv = sPriv; - sPriv->private = (void *)savageScreen; - - savageScreen->chipset=gDRIPriv->chipset; - savageScreen->width=gDRIPriv->width; - savageScreen->height=gDRIPriv->height; - savageScreen->mem=gDRIPriv->mem; - savageScreen->cpp=gDRIPriv->cpp; - savageScreen->zpp=gDRIPriv->zpp; - - savageScreen->agpMode=gDRIPriv->agpMode; - - savageScreen->bufferSize=gDRIPriv->bufferSize; - - if (gDRIPriv->cpp == 4) - savageScreen->frontFormat = DV_PF_8888; - else - savageScreen->frontFormat = DV_PF_565; - savageScreen->frontOffset=gDRIPriv->frontOffset; - savageScreen->backOffset = gDRIPriv->backOffset; - savageScreen->depthOffset=gDRIPriv->depthOffset; - - savageScreen->textureOffset[SAVAGE_CARD_HEAP] = - gDRIPriv->textureOffset; - savageScreen->textureSize[SAVAGE_CARD_HEAP] = - gDRIPriv->textureSize; - savageScreen->logTextureGranularity[SAVAGE_CARD_HEAP] = - gDRIPriv->logTextureGranularity; - - savageScreen->textureOffset[SAVAGE_AGP_HEAP] = - gDRIPriv->agpTextureHandle; - savageScreen->textureSize[SAVAGE_AGP_HEAP] = - gDRIPriv->agpTextureSize; - savageScreen->logTextureGranularity[SAVAGE_AGP_HEAP] = - gDRIPriv->logAgpTextureGranularity; - - savageScreen->agpTextures.handle = gDRIPriv->agpTextureHandle; - savageScreen->agpTextures.size = gDRIPriv->agpTextureSize; - if (gDRIPriv->agpTextureSize) { - if (drmMap(sPriv->fd, - savageScreen->agpTextures.handle, - savageScreen->agpTextures.size, - (drmAddress *)&(savageScreen->agpTextures.map)) != 0) { - Xfree(savageScreen); - sPriv->private = NULL; - return GL_FALSE; - } - } else - savageScreen->agpTextures.map = NULL; - - savageScreen->texVirtual[SAVAGE_CARD_HEAP] = - (drmAddress)(((GLubyte *)sPriv->pFB)+gDRIPriv->textureOffset); - savageScreen->texVirtual[SAVAGE_AGP_HEAP] = - (drmAddress)(savageScreen->agpTextures.map); - - savageScreen->aperture.handle = gDRIPriv->apertureHandle; - savageScreen->aperture.size = gDRIPriv->apertureSize; - savageScreen->aperturePitch = gDRIPriv->aperturePitch; - if (drmMap(sPriv->fd, - savageScreen->aperture.handle, - savageScreen->aperture.size, - (drmAddress *)&savageScreen->aperture.map) != 0) - { - Xfree(savageScreen); - sPriv->private = NULL; - return GL_FALSE; - } - - savageScreen->bufs = drmMapBufs(sPriv->fd); - - savageScreen->sarea_priv_offset = gDRIPriv->sarea_priv_offset; - - /* parse information in __driConfigOptions */ - driParseOptionInfo (&savageScreen->optionCache, - __driConfigOptions, __driNConfigOptions); - -#if 0 - savageDDFastPathInit(); - savageDDTrifuncInit(); - savageDDSetupInit(); -#endif - return GL_TRUE; -} - -/* Accessed by dlsym from dri_mesa_init.c - */ -static void -savageDestroyScreen(__DRIscreenPrivate *sPriv) -{ - savageScreenPrivate *savageScreen = (savageScreenPrivate *)sPriv->private; - - if (savageScreen->bufs) - drmUnmapBufs(savageScreen->bufs); - - /* free all option information */ - driDestroyOptionInfo (&savageScreen->optionCache); - - Xfree(savageScreen); - sPriv->private = NULL; -} - -#if 0 -GLvisual *XMesaCreateVisual(Display *dpy, - __DRIscreenPrivate *driScrnPriv, - const XVisualInfo *visinfo, - const __GLXvisualConfig *config) -{ - /* Drivers may change the args to _mesa_create_visual() in order to - * setup special visuals. - */ - return _mesa_create_visual( config->rgba, - config->doubleBuffer, - config->stereo, - _mesa_bitcount(visinfo->red_mask), - _mesa_bitcount(visinfo->green_mask), - _mesa_bitcount(visinfo->blue_mask), - config->alphaSize, - 0, /* index bits */ - config->depthSize, - config->stencilSize, - config->accumRedSize, - config->accumGreenSize, - config->accumBlueSize, - config->accumAlphaSize, - 0 /* num samples */ ); -} -#endif - - -static GLboolean -savageCreateContext( const __GLcontextModes *mesaVis, - __DRIcontextPrivate *driContextPriv, - void *sharedContextPrivate ) -{ - GLcontext *ctx, *shareCtx; - savageContextPtr imesa; - __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv; - struct dd_function_table functions; - savageScreenPrivate *savageScreen = (savageScreenPrivate *)sPriv->private; - drm_savage_sarea_t *saPriv=(drm_savage_sarea_t *)(((char*)sPriv->pSAREA)+ - savageScreen->sarea_priv_offset); - int textureSize[SAVAGE_NR_TEX_HEAPS]; - int i; - imesa = (savageContextPtr)Xcalloc(sizeof(savageContext), 1); - if (!imesa) { - return GL_FALSE; - } - - /* Init default driver functions then plug in savage-specific texture - * functions that are needed as early as during context creation. */ - _mesa_init_driver_functions( &functions ); - savageDDInitTextureFuncs( &functions ); - - /* Allocate the Mesa context */ - if (sharedContextPrivate) - shareCtx = ((savageContextPtr) sharedContextPrivate)->glCtx; - else - shareCtx = NULL; - ctx = _mesa_create_context(mesaVis, shareCtx, &functions, imesa); - if (!ctx) { - Xfree(imesa); - return GL_FALSE; - } - driContextPriv->driverPrivate = imesa; - - imesa->cmdBuf.size = SAVAGE_CMDBUF_SIZE; - imesa->cmdBuf.base = imesa->cmdBuf.write = - malloc(SAVAGE_CMDBUF_SIZE * sizeof(drm_savage_cmd_header_t)); - if (!imesa->cmdBuf.base) - return GL_FALSE; - - /* Parse configuration files */ - driParseConfigFiles (&imesa->optionCache, &savageScreen->optionCache, - sPriv->myNum, "savage"); - - imesa->float_depth = driQueryOptionb(&imesa->optionCache, "float_depth") && - savageScreen->chipset >= S3_SAVAGE4; - imesa->no_rast = driQueryOptionb(&imesa->optionCache, "no_rast"); - -#if 0 - ctx->Const.MinLineWidth = 1.0; - ctx->Const.MinLineWidthAA = 1.0; - ctx->Const.MaxLineWidth = 3.0; - ctx->Const.MaxLineWidthAA = 3.0; - ctx->Const.LineWidthGranularity = 1.0; -#endif - - /* Dri stuff - */ - imesa->hHWContext = driContextPriv->hHWContext; - imesa->driFd = sPriv->fd; - imesa->driHwLock = &sPriv->pSAREA->lock; - - imesa->savageScreen = savageScreen; - imesa->driScreen = sPriv; - imesa->sarea = saPriv; - imesa->glBuffer = NULL; - - /* DMA buffer */ - - for(i=0;i<5;i++) - { - imesa->apertureBase[i] = (GLubyte *)savageScreen->aperture.map + - 0x01000000 * i; - } - - imesa->aperturePitch = savageScreen->aperturePitch; - - /* change texHeap initialize to support two kind of texture heap*/ - /* here is some parts of initialization, others in InitDriver() */ - - (void) memset( imesa->textureHeaps, 0, sizeof( imesa->textureHeaps ) ); - make_empty_list( & imesa->swapped ); - - textureSize[SAVAGE_CARD_HEAP] = savageScreen->textureSize[SAVAGE_CARD_HEAP]; - textureSize[SAVAGE_AGP_HEAP] = savageScreen->textureSize[SAVAGE_AGP_HEAP]; - imesa->lastTexHeap = savageScreen->texVirtual[SAVAGE_AGP_HEAP] ? 2 : 1; - switch(driQueryOptioni (&imesa->optionCache, "texture_heaps")) { - case DRI_CONF_TEXTURE_HEAPS_CARD: /* only use card memory, if available */ - if (textureSize[SAVAGE_CARD_HEAP]) - imesa->lastTexHeap = 1; - break; - case DRI_CONF_TEXTURE_HEAPS_GART: /* only use gart memory, if available */ - if (imesa->lastTexHeap == 2 && textureSize[SAVAGE_AGP_HEAP]) - textureSize[SAVAGE_CARD_HEAP] = 0; - break; - /*default: Nothing to do, use all available memory. */ - } - - for (i = 0; i < imesa->lastTexHeap; i++) { - imesa->textureHeaps[i] = driCreateTextureHeap( - i, imesa, - textureSize[i], - 11, /* 2^11 = 2k alignment */ - SAVAGE_NR_TEX_REGIONS, - (drmTextureRegionPtr)imesa->sarea->texList[i], - &imesa->sarea->texAge[i], - &imesa->swapped, - sizeof( savageTexObj ), - (destroy_texture_object_t *) savageDestroyTexObj ); - /* If textureSize[i] == 0 textureHeaps[i] is NULL. This can happen - * if there is not enough card memory for a card texture heap. */ - if (imesa->textureHeaps[i]) - driSetTextureSwapCounterLocation( imesa->textureHeaps[i], - & imesa->c_textureSwaps ); - } - imesa->texture_depth = driQueryOptioni (&imesa->optionCache, - "texture_depth"); - if (imesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_FB) - imesa->texture_depth = ( savageScreen->cpp == 4 ) ? - DRI_CONF_TEXTURE_DEPTH_32 : DRI_CONF_TEXTURE_DEPTH_16; - - if (savageScreen->chipset >= S3_SAVAGE4) - ctx->Const.MaxTextureUnits = 2; - else - ctx->Const.MaxTextureUnits = 1; - if (driQueryOptioni(&imesa->optionCache, "texture_units") < - ctx->Const.MaxTextureUnits) - ctx->Const.MaxTextureUnits = - driQueryOptioni(&imesa->optionCache, "texture_units"); - ctx->Const.MaxTextureImageUnits = ctx->Const.MaxTextureUnits; - ctx->Const.MaxTextureCoordUnits = ctx->Const.MaxTextureUnits; - - driCalculateMaxTextureLevels( imesa->textureHeaps, - imesa->lastTexHeap, - & ctx->Const, - 4, - 11, /* max 2D texture size is 2048x2048 */ - 0, /* 3D textures unsupported. */ - 0, /* cube textures unsupported. */ - 0, /* texture rectangles unsupported. */ - 12, - GL_FALSE ); - if (ctx->Const.MaxTextureLevels <= 6) { /*spec requires at least 64x64*/ - __driUtilMessage("Not enough texture memory. " - "Falling back to indirect rendering."); - Xfree(imesa); - return GL_FALSE; - } - - imesa->hw_stencil = mesaVis->stencilBits && mesaVis->depthBits == 24; - imesa->depth_scale = (imesa->savageScreen->zpp == 2) ? - (1.0F/0xffff):(1.0F/0xffffff); - - imesa->bufferSize = savageScreen->bufferSize; - imesa->dmaVtxBuf.total = 0; - imesa->dmaVtxBuf.used = 0; - imesa->dmaVtxBuf.flushed = 0; - - imesa->clientVtxBuf.total = imesa->bufferSize / 4; - imesa->clientVtxBuf.used = 0; - imesa->clientVtxBuf.flushed = 0; - imesa->clientVtxBuf.buf = (u_int32_t *)malloc(imesa->bufferSize); - - imesa->vtxBuf = &imesa->clientVtxBuf; - - imesa->firstElt = -1; - - /* Uninitialized vertex format. Force setting the vertex state in - * savageRenderStart. - */ - imesa->vertex_size = 0; - - /* Utah stuff - */ - imesa->new_state = ~0; - imesa->new_gl_state = ~0; - imesa->RenderIndex = ~0; - imesa->dirty = ~0; - imesa->lostContext = GL_TRUE; - imesa->CurrentTexObj[0] = 0; - imesa->CurrentTexObj[1] = 0; - - /* Initialize the software rasterizer and helper modules. - */ - _swrast_CreateContext( ctx ); - _ac_CreateContext( ctx ); - _tnl_CreateContext( ctx ); - - _swsetup_CreateContext( ctx ); - - /* Install the customized pipeline: - */ - _tnl_destroy_pipeline( ctx ); - _tnl_install_pipeline( ctx, savage_pipeline ); - - imesa->enable_fastpath = driQueryOptionb(&imesa->optionCache, - "enable_fastpath"); - /* DRM versions before 2.1.3 would only render triangle lists. ELTS - * support was added in 2.2.0. */ - if (imesa->enable_fastpath && sPriv->drmMinor < 2) { - fprintf (stderr, - "*** Disabling fast path because your DRM version is buggy " - "or doesn't\n*** support ELTS. You need at least Savage DRM " - "version 2.2.\n"); - imesa->enable_fastpath = GL_FALSE; - } - - if (!savageScreen->bufs || savageScreen->chipset == S3_SUPERSAVAGE) - imesa->enable_vdma = GL_FALSE; - else - imesa->enable_vdma = driQueryOptionb(&imesa->optionCache, "enable_vdma"); - - imesa->sync_frames = driQueryOptionb(&imesa->optionCache, "sync_frames"); - - /* Configure swrast to match hardware characteristics: - */ - _tnl_allow_pixel_fog( ctx, GL_FALSE ); - _tnl_allow_vertex_fog( ctx, GL_TRUE ); - _swrast_allow_pixel_fog( ctx, GL_FALSE ); - _swrast_allow_vertex_fog( ctx, GL_TRUE ); - - ctx->DriverCtx = (void *) imesa; - imesa->glCtx = ctx; - -#ifndef SAVAGE_DEBUG - SAVAGE_DEBUG = driParseDebugString( getenv( "SAVAGE_DEBUG" ), - debug_control ); -#endif - - driInitExtensions( ctx, card_extensions, GL_TRUE ); - if (savageScreen->chipset >= S3_SAVAGE4) - driInitExtensions( ctx, s4_extensions, GL_FALSE ); - if (ctx->Mesa_DXTn || - driQueryOptionb (&imesa->optionCache, "force_s3tc_enable")) { - _mesa_enable_extension( ctx, "GL_S3_s3tc" ); - if (savageScreen->chipset >= S3_SAVAGE4) - /* This extension needs DXT3 and DTX5 support in hardware. - * Not available on Savage3D/MX/IX. */ - _mesa_enable_extension( ctx, "GL_EXT_texture_compression_s3tc" ); - } - - savageDDInitStateFuncs( ctx ); - savageDDInitSpanFuncs( ctx ); - savageDDInitDriverFuncs( ctx ); - savageDDInitIoctlFuncs( ctx ); - savageInitTriFuncs( ctx ); - - savageDDInitState( imesa ); - - driContextPriv->driverPrivate = (void *) imesa; - - return GL_TRUE; -} - -static void -savageDestroyContext(__DRIcontextPrivate *driContextPriv) -{ - savageContextPtr imesa = (savageContextPtr) driContextPriv->driverPrivate; - GLuint i; - - assert (imesa); /* should never be NULL */ - if (imesa) { - savageFlushVertices(imesa); - savageReleaseIndexedVerts(imesa); - savageFlushCmdBuf(imesa, GL_TRUE); /* release DMA buffer */ - WAIT_IDLE_EMPTY(imesa); - - for (i = 0; i < imesa->lastTexHeap; i++) - driDestroyTextureHeap(imesa->textureHeaps[i]); - - free(imesa->cmdBuf.base); - free(imesa->clientVtxBuf.buf); - - _swsetup_DestroyContext(imesa->glCtx ); - _tnl_DestroyContext( imesa->glCtx ); - _ac_DestroyContext( imesa->glCtx ); - _swrast_DestroyContext( imesa->glCtx ); - - /* free the Mesa context */ - imesa->glCtx->DriverCtx = NULL; - _mesa_destroy_context(imesa->glCtx); - - /* no longer use vertex_dma_buf*/ - Xfree(imesa); - } -} - - -static GLboolean -savageCreateBuffer( __DRIscreenPrivate *driScrnPriv, - __DRIdrawablePrivate *driDrawPriv, - const __GLcontextModes *mesaVis, - GLboolean isPixmap) -{ - savageScreenPrivate *screen = (savageScreenPrivate *) driScrnPriv->private; - - if (isPixmap) { - return GL_FALSE; /* not implemented */ - } - else { - GLboolean swStencil = mesaVis->stencilBits > 0 && mesaVis->depthBits != 24; -#if 0 - driDrawPriv->driverPrivate = (void *) - _mesa_create_framebuffer(mesaVis, - GL_FALSE, /* software depth buffer? */ - swStencil, - mesaVis->accumRedBits > 0, - mesaVis->alphaBits > 0 ); -#else - struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); - /* - * XXX: this value needs to be set according to the config file - * setting. But we don't get that until we create a rendering - * context!!!! - */ - GLboolean float_depth = GL_FALSE; - - { - driRenderbuffer *frontRb - = driNewRenderbuffer(GL_RGBA, screen->cpp, - screen->frontOffset, screen->aperturePitch); - savageSetSpanFunctions(frontRb, mesaVis, float_depth); - _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base); - } - - if (mesaVis->doubleBufferMode) { - driRenderbuffer *backRb - = driNewRenderbuffer(GL_RGBA, screen->cpp, - screen->backOffset, screen->aperturePitch); - savageSetSpanFunctions(backRb, mesaVis, float_depth); - _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); - } - - if (mesaVis->depthBits == 16) { - driRenderbuffer *depthRb - = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp, - screen->depthOffset, screen->aperturePitch); - savageSetSpanFunctions(depthRb, mesaVis, float_depth); - _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); - } - else if (mesaVis->depthBits == 24) { - driRenderbuffer *depthRb - = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp, - screen->depthOffset, screen->aperturePitch); - savageSetSpanFunctions(depthRb, mesaVis, float_depth); - _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); - } - - if (mesaVis->stencilBits > 0 && !swStencil) { - driRenderbuffer *stencilRb - = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, screen->cpp, - screen->depthOffset, screen->aperturePitch); - savageSetSpanFunctions(stencilRb, mesaVis, float_depth); - _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base); - } - - _mesa_add_soft_renderbuffers(fb, - GL_FALSE, /* color */ - GL_FALSE, /* depth */ - swStencil, - mesaVis->accumRedBits > 0, - GL_FALSE, /* alpha */ - GL_FALSE /* aux */); - driDrawPriv->driverPrivate = (void *) fb; -#endif - return (driDrawPriv->driverPrivate != NULL); - } -} - -static void -savageDestroyBuffer(__DRIdrawablePrivate *driDrawPriv) -{ - _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate)); -} - -#if 0 -void XMesaSwapBuffers(__DRIdrawablePrivate *driDrawPriv) -{ - /* XXX should do swap according to the buffer, not the context! */ - savageContextPtr imesa = savageCtx; - - FLUSH_VB( imesa->glCtx, "swap buffers" ); - savageSwapBuffers(imesa); -} -#endif - -void savageXMesaSetFrontClipRects( savageContextPtr imesa ) -{ - __DRIdrawablePrivate *dPriv = imesa->driDrawable; - - imesa->numClipRects = dPriv->numClipRects; - imesa->pClipRects = dPriv->pClipRects; - imesa->drawX = dPriv->x; - imesa->drawY = dPriv->y; - - savageCalcViewport( imesa->glCtx ); -} - - -void savageXMesaSetBackClipRects( savageContextPtr imesa ) -{ - __DRIdrawablePrivate *dPriv = imesa->driDrawable; - - if (dPriv->numBackClipRects == 0) - { - - - imesa->numClipRects = dPriv->numClipRects; - imesa->pClipRects = dPriv->pClipRects; - imesa->drawX = dPriv->x; - imesa->drawY = dPriv->y; - } else { - - - imesa->numClipRects = dPriv->numBackClipRects; - imesa->pClipRects = dPriv->pBackClipRects; - imesa->drawX = dPriv->backX; - imesa->drawY = dPriv->backY; - } - - savageCalcViewport( imesa->glCtx ); -} - - -static void savageXMesaWindowMoved( savageContextPtr imesa ) -{ - if (0) - fprintf(stderr, "savageXMesaWindowMoved\n\n"); - - switch (imesa->glCtx->DrawBuffer->_ColorDrawBufferMask[0]) { - case BUFFER_BIT_FRONT_LEFT: - savageXMesaSetFrontClipRects( imesa ); - break; - case BUFFER_BIT_BACK_LEFT: - savageXMesaSetBackClipRects( imesa ); - break; - default: - break; - } -} - - -static GLboolean -savageUnbindContext(__DRIcontextPrivate *driContextPriv) -{ - savageContextPtr savage = (savageContextPtr) driContextPriv->driverPrivate; - if (savage) - savage->dirty = ~0; - - return GL_TRUE; -} - -#if 0 -static GLboolean -savageOpenFullScreen(__DRIcontextPrivate *driContextPriv) -{ - - - - if (driContextPriv) { - savageContextPtr imesa = (savageContextPtr) driContextPriv->driverPrivate; - imesa->IsFullScreen = GL_TRUE; - imesa->backup_frontOffset = imesa->savageScreen->frontOffset; - imesa->backup_backOffset = imesa->savageScreen->backOffset; - imesa->backup_frontBitmapDesc = imesa->savageScreen->frontBitmapDesc; - imesa->savageScreen->frontBitmapDesc = imesa->savageScreen->backBitmapDesc; - imesa->toggle = TARGET_BACK; - } - - return GL_TRUE; -} - -static GLboolean -savageCloseFullScreen(__DRIcontextPrivate *driContextPriv) -{ - - if (driContextPriv) { - savageContextPtr imesa = (savageContextPtr) driContextPriv->driverPrivate; - WAIT_IDLE_EMPTY(imesa); - imesa->IsFullScreen = GL_FALSE; - imesa->savageScreen->frontOffset = imesa->backup_frontOffset; - imesa->savageScreen->backOffset = imesa->backup_backOffset; - imesa->savageScreen->frontBitmapDesc = imesa->backup_frontBitmapDesc; - } - return GL_TRUE; -} -#endif - -static GLboolean -savageMakeCurrent(__DRIcontextPrivate *driContextPriv, - __DRIdrawablePrivate *driDrawPriv, - __DRIdrawablePrivate *driReadPriv) -{ - if (driContextPriv) { - savageContextPtr imesa = (savageContextPtr) driContextPriv->driverPrivate; - - imesa->driReadable = driReadPriv; - imesa->driDrawable = driDrawPriv; - imesa->mesa_drawable = driDrawPriv; - imesa->dirty = ~0; - - _mesa_make_current(imesa->glCtx, - (GLframebuffer *) driDrawPriv->driverPrivate, - (GLframebuffer *) driReadPriv->driverPrivate); - - savageXMesaWindowMoved( imesa ); - } - else - { - _mesa_make_current(NULL, NULL, NULL); - } - return GL_TRUE; -} - - -void savageGetLock( savageContextPtr imesa, GLuint flags ) -{ - __DRIdrawablePrivate *dPriv = imesa->driDrawable; - __DRIscreenPrivate *sPriv = imesa->driScreen; - drm_savage_sarea_t *sarea = imesa->sarea; - int me = imesa->hHWContext; - int stamp = dPriv->lastStamp; - int heap; - unsigned int timestamp = 0; - - - - /* We know there has been contention. - */ - drmGetLock(imesa->driFd, imesa->hHWContext, flags); - - - /* Note contention for throttling hint - */ - imesa->any_contend = 1; - - /* If the window moved, may need to set a new cliprect now. - * - * NOTE: This releases and regains the hw lock, so all state - * checking must be done *after* this call: - */ - DRI_VALIDATE_DRAWABLE_INFO(sPriv, dPriv); - - - - - /* If we lost context, need to dump all registers to hardware. - * Note that we don't care about 2d contexts, even if they perform - * accelerated commands, so the DRI locking in the X server is even - * more broken than usual. - */ - if (sarea->ctxOwner != me) { - imesa->dirty |= (SAVAGE_UPLOAD_LOCAL | - SAVAGE_UPLOAD_GLOBAL | - SAVAGE_UPLOAD_FOGTBL | - SAVAGE_UPLOAD_TEX0 | - SAVAGE_UPLOAD_TEX1 | - SAVAGE_UPLOAD_TEXGLOBAL); - imesa->lostContext = GL_TRUE; - sarea->ctxOwner = me; - } - - for (heap = 0; heap < imesa->lastTexHeap; ++heap) { - /* If a heap was changed, update its timestamp. Do this before - * DRI_AGE_TEXTURES updates the local_age. */ - if (imesa->textureHeaps[heap] && - imesa->textureHeaps[heap]->global_age[0] > - imesa->textureHeaps[heap]->local_age) { - if (timestamp == 0) - timestamp = savageEmitEventLocked(imesa, 0); - imesa->textureHeaps[heap]->timestamp = timestamp; - } - DRI_AGE_TEXTURES( imesa->textureHeaps[heap] ); - } - - if (dPriv->lastStamp != stamp) - savageXMesaWindowMoved( imesa ); - - - -} - - - -static const struct __DriverAPIRec savageAPI = { - savageInitDriver, - savageDestroyScreen, - savageCreateContext, - savageDestroyContext, - savageCreateBuffer, - savageDestroyBuffer, - savageSwapBuffers, - savageMakeCurrent, - savageUnbindContext -}; - - -static __GLcontextModes * -savageFillInModes( unsigned pixel_bits, unsigned depth_bits, - unsigned stencil_bits, GLboolean have_back_buffer ) -{ - __GLcontextModes * modes; - __GLcontextModes * m; - unsigned num_modes; - unsigned depth_buffer_factor; - unsigned back_buffer_factor; - GLenum fb_format; - GLenum fb_type; - - /* 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. - * - * FK: What about drivers that don't use page flipping? Could they - * just expose GLX_SWAP_COPY_OML? - */ - static const GLenum back_buffer_modes[] = { - GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */ - }; - - u_int8_t depth_bits_array[2]; - u_int8_t stencil_bits_array[2]; - - - depth_bits_array[0] = depth_bits; - depth_bits_array[1] = depth_bits; - - /* Just like with the accumulation buffer, always provide some modes - * with a stencil buffer. It will be a sw fallback, but some apps won't - * care about that. - */ - stencil_bits_array[0] = 0; - stencil_bits_array[1] = (stencil_bits == 0) ? 8 : stencil_bits; - - depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1; - back_buffer_factor = (have_back_buffer) ? 2 : 1; - - num_modes = depth_buffer_factor * back_buffer_factor * 4; - - if ( pixel_bits == 16 ) { - fb_format = GL_RGB; - fb_type = GL_UNSIGNED_SHORT_5_6_5; - } - else { - fb_format = GL_BGR; - fb_type = GL_UNSIGNED_INT_8_8_8_8_REV; - } - - modes = (*dri_interface->createContextModes)( num_modes, sizeof( __GLcontextModes ) ); - m = modes; - if ( ! driFillInModes( & m, fb_format, fb_type, - depth_bits_array, stencil_bits_array, depth_buffer_factor, - back_buffer_modes, back_buffer_factor, - GLX_TRUE_COLOR ) ) { - fprintf( stderr, "[%s:%u] Error creating FBConfig!\n", - __func__, __LINE__ ); - return NULL; - } - - if ( ! driFillInModes( & m, fb_format, fb_type, - depth_bits_array, stencil_bits_array, depth_buffer_factor, - back_buffer_modes, back_buffer_factor, - GLX_DIRECT_COLOR ) ) { - fprintf( stderr, "[%s:%u] Error creating FBConfig!\n", - __func__, __LINE__ ); - return NULL; - } - - /* Mark the visual as slow if there are "fake" stencil bits. - */ - for ( m = modes ; m != NULL ; m = m->next ) { - if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) { - m->visualRating = GLX_SLOW_CONFIG; - } - } - - 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 = { 2, 0, 0 }; - static const __DRIversion dri_expected = { 4, 0, 0 }; - static const __DRIversion drm_expected = { 2, 1, 0 }; - - dri_interface = interface; - - if ( ! driCheckDriDdxDrmVersions2( "Savage", - 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, &savageAPI); - if ( psp != NULL ) { - SAVAGEDRIPtr dri_priv = (SAVAGEDRIPtr)psp->pDevPriv; - *driver_modes = savageFillInModes( dri_priv->cpp*8, - (dri_priv->cpp == 2) ? 16 : 24, - (dri_priv->cpp == 2) ? 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 ); - } - - return (void *) psp; -} |