diff options
Diffstat (limited to 'src/mesa/drivers/dri/i810/i810context.c')
| -rw-r--r-- | src/mesa/drivers/dri/i810/i810context.c | 570 |
1 files changed, 0 insertions, 570 deletions
diff --git a/src/mesa/drivers/dri/i810/i810context.c b/src/mesa/drivers/dri/i810/i810context.c deleted file mode 100644 index 604b1e36f97..00000000000 --- a/src/mesa/drivers/dri/i810/i810context.c +++ /dev/null @@ -1,570 +0,0 @@ -/************************************************************************** - -Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. -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 PRECISION INSIGHT 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]> - * - */ - - -#include "main/glheader.h" -#include "main/context.h" -#include "main/simple_list.h" -#include "main/imports.h" -#include "main/points.h" - -#include "swrast/swrast.h" -#include "swrast_setup/swrast_setup.h" -#include "tnl/tnl.h" -#include "vbo/vbo.h" - -#include "tnl/t_pipeline.h" - -#include "drivers/common/driverfuncs.h" - -#include "i810screen.h" -#include "i810_dri.h" - -#include "i810state.h" -#include "i810tex.h" -#include "i810span.h" -#include "i810tris.h" -#include "i810vb.h" -#include "i810ioctl.h" - -#include "drirenderbuffer.h" -#include "utils.h" - -#ifndef I810_DEBUG -int I810_DEBUG = (0); -#endif - -PUBLIC const char __driConfigOptions[] = { 0 }; -const GLuint __driNConfigOptions = 0; - -static const GLubyte *i810GetString( struct gl_context *ctx, GLenum name ) -{ - static char buffer[128]; - - switch (name) { - case GL_VENDOR: - return (GLubyte *)"Keith Whitwell"; - case GL_RENDERER: { - i810ContextPtr imesa = I810_CONTEXT(ctx); - const char * chipset; - - switch (imesa->i810Screen->deviceID) { - case PCI_CHIP_I810: chipset = "i810"; break; - case PCI_CHIP_I810_DC100: chipset = "i810 DC-100"; break; - case PCI_CHIP_I810_E: chipset = "i810E"; break; - case PCI_CHIP_I815: chipset = "i815"; break; - default: chipset = "Unknown i810-class Chipset"; break; - } - - (void) driGetRendererString( buffer, chipset, 0 ); - return (GLubyte *) buffer; - } - default: - return 0; - } -} - -static void i810BufferSize(struct gl_framebuffer *buffer, GLuint *width, GLuint *height) -{ - GET_CURRENT_CONTEXT(ctx); - i810ContextPtr imesa = I810_CONTEXT(ctx); - - /* Need to lock to make sure the driDrawable is uptodate. This - * information is used to resize Mesa's software buffers, so it has - * to be correct. - */ - LOCK_HARDWARE(imesa); - *width = imesa->driDrawable->w; - *height = imesa->driDrawable->h; - UNLOCK_HARDWARE(imesa); -} - -/* Extension strings exported by the i810 driver. - */ -static const struct dri_extension card_extensions[] = -{ - { "GL_ARB_multitexture", NULL }, - { "GL_ARB_texture_env_add", NULL }, - { "GL_ARB_texture_env_combine", NULL }, - { "GL_ARB_texture_env_crossbar", NULL }, - { "GL_ARB_texture_mirrored_repeat", NULL }, - { "GL_EXT_stencil_wrap", NULL }, - { "GL_EXT_texture_edge_clamp", NULL }, - { "GL_EXT_texture_env_combine", NULL }, - { "GL_EXT_texture_lod_bias", NULL }, - { "GL_EXT_texture_rectangle", NULL }, - { "GL_MESA_ycbcr_texture", NULL }, - { "GL_NV_blend_square", NULL }, - { NULL, NULL } -}; - -extern const struct tnl_pipeline_stage _i810_render_stage; - -static const struct tnl_pipeline_stage *i810_pipeline[] = { - &_tnl_vertex_transform_stage, - &_tnl_normal_transform_stage, - &_tnl_lighting_stage, - &_tnl_fog_coordinate_stage, - &_tnl_texgen_stage, - &_tnl_texture_transform_stage, - /* REMOVE: point attenuation stage */ -#if 1 - &_i810_render_stage, /* ADD: unclipped rastersetup-to-dma */ -#endif - &_tnl_render_stage, - 0, -}; - -static const struct dri_debug_control debug_control[] = -{ - { "fall", DEBUG_FALLBACKS }, - { "tex", DEBUG_TEXTURE }, - { "ioctl", DEBUG_IOCTL }, - { "prim", DEBUG_PRIMS }, - { "vert", DEBUG_VERTS }, - { "state", DEBUG_STATE }, - { "verb", DEBUG_VERBOSE }, - { "dri", DEBUG_DRI }, - { "dma", DEBUG_DMA }, - { "san", DEBUG_SANITY }, - { "sync", DEBUG_SYNC }, - { "sleep", DEBUG_SLEEP }, - { NULL, 0 } -}; - -GLboolean -i810CreateContext( gl_api api, - const struct gl_config *mesaVis, - __DRIcontext *driContextPriv, - void *sharedContextPrivate ) -{ - struct gl_context *ctx, *shareCtx; - i810ContextPtr imesa; - __DRIscreen *sPriv = driContextPriv->driScreenPriv; - i810ScreenPrivate *i810Screen = (i810ScreenPrivate *)sPriv->private; - I810SAREAPtr saPriv = (I810SAREAPtr) - (((GLubyte *)sPriv->pSAREA) + i810Screen->sarea_priv_offset); - struct dd_function_table functions; - - /* Allocate i810 context */ - imesa = (i810ContextPtr) CALLOC_STRUCT(i810_context_t); - if (!imesa) { - return GL_FALSE; - } - - driContextPriv->driverPrivate = imesa; - - imesa->i810Screen = i810Screen; - imesa->driScreen = sPriv; - imesa->sarea = saPriv; - imesa->glBuffer = NULL; - - /* Init default driver functions then plug in our I810-specific functions - * (the texture functions are especially important) - */ - _mesa_init_driver_functions( &functions ); - i810InitIoctlFuncs( &functions ); - i810InitTextureFuncs( &functions ); - - - /* Allocate the Mesa context */ - if (sharedContextPrivate) - shareCtx = ((i810ContextPtr) sharedContextPrivate)->glCtx; - else - shareCtx = NULL; - imesa->glCtx = _mesa_create_context(API_OPENGL, mesaVis, shareCtx, - &functions, (void*) imesa); - if (!imesa->glCtx) { - FREE(imesa); - return GL_FALSE; - } - - (void) memset( imesa->texture_heaps, 0, sizeof( imesa->texture_heaps ) ); - make_empty_list( & imesa->swapped ); - - imesa->nr_heaps = 1; - imesa->texture_heaps[0] = driCreateTextureHeap( 0, imesa, - i810Screen->textureSize, - 12, - I810_NR_TEX_REGIONS, - imesa->sarea->texList, - (unsigned *) & imesa->sarea->texAge, /* XXX we shouldn't cast! */ - & imesa->swapped, - sizeof( struct i810_texture_object_t ), - (destroy_texture_object_t *) i810DestroyTexObj ); - - - - /* Set the maximum texture size small enough that we can guarentee - * that both texture units can bind a maximal texture and have them - * in memory at once. - */ - - - - ctx = imesa->glCtx; - ctx->Const.MaxTextureUnits = 2; - ctx->Const.MaxTextureImageUnits = 2; - ctx->Const.MaxTextureCoordUnits = 2; - - - /* FIXME: driCalcualteMaxTextureLevels assumes that mipmaps are tightly - * FIXME: packed, but they're not in Intel graphics hardware. - */ - driCalculateMaxTextureLevels( imesa->texture_heaps, - imesa->nr_heaps, - & 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, - 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; - - ctx->Const.MinPointSize = 1.0; - ctx->Const.MinPointSizeAA = 1.0; - ctx->Const.MaxPointSize = 3.0; - ctx->Const.MaxPointSizeAA = 3.0; - ctx->Const.PointSizeGranularity = 1.0; - - /* reinitialize the context point state. - * It depend on constants in __struct gl_contextRec::Const - */ - _mesa_init_point(ctx); - - ctx->Driver.GetBufferSize = i810BufferSize; - ctx->Driver.GetString = i810GetString; - - /* Who owns who? - */ - ctx->DriverCtx = (void *) imesa; - imesa->glCtx = ctx; - - /* Initialize the software rasterizer and helper modules. - */ - _swrast_CreateContext( ctx ); - _vbo_CreateContext( ctx ); - _tnl_CreateContext( ctx ); - _swsetup_CreateContext( ctx ); - - /* Install the customized pipeline: - */ - _tnl_destroy_pipeline( ctx ); - _tnl_install_pipeline( ctx, i810_pipeline ); - - /* Configure swrast and T&L to match hardware characteristics: - */ - _swrast_allow_pixel_fog( ctx, GL_FALSE ); - _swrast_allow_vertex_fog( ctx, GL_TRUE ); - _tnl_allow_pixel_fog( ctx, GL_FALSE ); - _tnl_allow_vertex_fog( ctx, GL_TRUE ); - - /* Dri stuff - */ - imesa->hHWContext = driContextPriv->hHWContext; - imesa->driFd = sPriv->fd; - imesa->driHwLock = &sPriv->pSAREA->lock; - - imesa->stipple_in_hw = 1; - imesa->RenderIndex = ~0; - imesa->dirty = I810_UPLOAD_CTX|I810_UPLOAD_BUFFERS; - imesa->upload_cliprects = GL_TRUE; - - imesa->CurrentTexObj[0] = 0; - imesa->CurrentTexObj[1] = 0; - - _math_matrix_ctr( &imesa->ViewportMatrix ); - - driInitExtensions( ctx, card_extensions, GL_TRUE ); - /* XXX these should really go right after _mesa_init_driver_functions() */ - i810InitStateFuncs( ctx ); - i810InitTriFuncs( ctx ); - i810InitSpanFuncs( ctx ); - i810InitVB( ctx ); - i810InitState( ctx ); - -#if DO_DEBUG - I810_DEBUG = driParseDebugString( getenv( "I810_DEBUG" ), - debug_control ); - I810_DEBUG |= driParseDebugString( getenv( "INTEL_DEBUG" ), - debug_control ); -#endif - - return GL_TRUE; -} - -void -i810DestroyContext(__DRIcontext *driContextPriv) -{ - i810ContextPtr imesa = (i810ContextPtr) driContextPriv->driverPrivate; - - assert(imesa); /* should never be null */ - if (imesa) { - GLboolean release_texture_heaps; - - - release_texture_heaps = (imesa->glCtx->Shared->RefCount == 1); - _swsetup_DestroyContext( imesa->glCtx ); - _tnl_DestroyContext( imesa->glCtx ); - _vbo_DestroyContext( imesa->glCtx ); - _swrast_DestroyContext( imesa->glCtx ); - - i810FreeVB( imesa->glCtx ); - - /* free the Mesa context */ - imesa->glCtx->DriverCtx = NULL; - _mesa_destroy_context(imesa->glCtx); - if ( release_texture_heaps ) { - /* This share group is about to go away, free our private - * texture object data. - */ - unsigned int i; - - for ( i = 0 ; i < imesa->nr_heaps ; i++ ) { - driDestroyTextureHeap( imesa->texture_heaps[ i ] ); - imesa->texture_heaps[ i ] = NULL; - } - - assert( is_empty_list( & imesa->swapped ) ); - } - - FREE(imesa); - } -} - - -void i810XMesaSetFrontClipRects( i810ContextPtr imesa ) -{ - __DRIdrawable *dPriv = imesa->driDrawable; - - imesa->numClipRects = dPriv->numClipRects; - imesa->pClipRects = dPriv->pClipRects; - imesa->drawX = dPriv->x; - imesa->drawY = dPriv->y; - - i810EmitDrawingRectangle( imesa ); - imesa->upload_cliprects = GL_TRUE; -} - - -void i810XMesaSetBackClipRects( i810ContextPtr imesa ) -{ - __DRIdrawable *dPriv = imesa->driDrawable; - - if (imesa->sarea->pf_enabled == 0 && 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; - } - - i810EmitDrawingRectangle( imesa ); - imesa->upload_cliprects = GL_TRUE; -} - - -static void i810XMesaWindowMoved( i810ContextPtr imesa ) -{ - /* Determine current color drawing buffer */ - switch (imesa->glCtx->DrawBuffer->_ColorDrawBufferIndexes[0]) { - case BUFFER_FRONT_LEFT: - i810XMesaSetFrontClipRects( imesa ); - break; - case BUFFER_BACK_LEFT: - i810XMesaSetBackClipRects( imesa ); - break; - default: - /* glDrawBuffer(GL_NONE or GL_FRONT_AND_BACK): software fallback */ - i810XMesaSetFrontClipRects( imesa ); - } -} - - -GLboolean -i810UnbindContext(__DRIcontext *driContextPriv) -{ - i810ContextPtr imesa = (i810ContextPtr) driContextPriv->driverPrivate; - if (imesa) { - imesa->dirty = I810_UPLOAD_CTX|I810_UPLOAD_BUFFERS; - if (imesa->CurrentTexObj[0]) imesa->dirty |= I810_UPLOAD_TEX0; - if (imesa->CurrentTexObj[1]) imesa->dirty |= I810_UPLOAD_TEX1; - } - - return GL_TRUE; -} - - -GLboolean -i810MakeCurrent(__DRIcontext *driContextPriv, - __DRIdrawable *driDrawPriv, - __DRIdrawable *driReadPriv) -{ - if (driContextPriv) { - i810ContextPtr imesa = (i810ContextPtr) driContextPriv->driverPrivate; - - /* Shouldn't the readbuffer be stored also? - */ - imesa->driDrawable = driDrawPriv; - - _mesa_make_current(imesa->glCtx, - (struct gl_framebuffer *) driDrawPriv->driverPrivate, - (struct gl_framebuffer *) driReadPriv->driverPrivate); - - /* Are these necessary? - */ - i810XMesaWindowMoved( imesa ); - } - else { - _mesa_make_current(NULL, NULL, NULL); - } - - return GL_TRUE; -} - -static void -i810UpdatePageFlipping( i810ContextPtr imesa ) -{ - struct gl_context *ctx = imesa->glCtx; - int front = 0; - - /* Determine current color drawing buffer */ - switch (ctx->DrawBuffer->_ColorDrawBufferIndexes[0]) { - case BUFFER_FRONT_LEFT: - front = 1; - break; - case BUFFER_BACK_LEFT: - front = 0; - break; - default: - return; - } - - if ( imesa->sarea->pf_current_page == 1 ) - front ^= 1; - - driFlipRenderbuffers(ctx->WinSysDrawBuffer, front); - - if (front) { - imesa->BufferSetup[I810_DESTREG_DI1] = imesa->i810Screen->fbOffset | imesa->i810Screen->backPitchBits; - } else { - imesa->BufferSetup[I810_DESTREG_DI1] = imesa->i810Screen->backOffset | imesa->i810Screen->backPitchBits; - } - - imesa->dirty |= I810_UPLOAD_BUFFERS; -} - -void i810GetLock( i810ContextPtr imesa, GLuint flags ) -{ - __DRIdrawable *dPriv = imesa->driDrawable; - __DRIscreen *sPriv = imesa->driScreen; - I810SAREAPtr sarea = imesa->sarea; - int me = imesa->hHWContext; - unsigned i; - - drmGetLock(imesa->driFd, imesa->hHWContext, flags); - - /* 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) { - driUpdateFramebufferSize(imesa->glCtx, dPriv); - imesa->upload_cliprects = GL_TRUE; - imesa->dirty = I810_UPLOAD_CTX|I810_UPLOAD_BUFFERS; - if (imesa->CurrentTexObj[0]) imesa->dirty |= I810_UPLOAD_TEX0; - if (imesa->CurrentTexObj[1]) imesa->dirty |= I810_UPLOAD_TEX1; - sarea->ctxOwner = me; - } - - /* Shared texture managment - if another client has played with - * texture space, figure out which if any of our textures have been - * ejected, and update our global LRU. - */ - for ( i = 0 ; i < imesa->nr_heaps ; i++ ) { - DRI_AGE_TEXTURES( imesa->texture_heaps[ i ] ); - } - - if (imesa->lastStamp != dPriv->lastStamp) { - i810UpdatePageFlipping( imesa ); - i810XMesaWindowMoved( imesa ); - imesa->lastStamp = dPriv->lastStamp; - } -} - - -void -i810SwapBuffers( __DRIdrawable *dPriv ) -{ - if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) { - i810ContextPtr imesa; - struct gl_context *ctx; - imesa = (i810ContextPtr) dPriv->driContextPriv->driverPrivate; - ctx = imesa->glCtx; - if (ctx->Visual.doubleBufferMode) { - _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */ - if ( imesa->sarea->pf_active ) { - i810PageFlip( dPriv ); - } else { - i810CopyBuffer( dPriv ); - } - } - } - else { - /* XXX this shouldn't be an error but we can't handle it for now */ - _mesa_problem(NULL, "i810SwapBuffers: drawable has no context!\n"); - } -} - |