diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915/intel_context.c')
| l---------[-rw-r--r--] | src/mesa/drivers/dri/i915/intel_context.c | 777 |
1 files changed, 1 insertions, 776 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_context.c b/src/mesa/drivers/dri/i915/intel_context.c index 11c23f24a1..27a1cbb255 100644..120000 --- a/src/mesa/drivers/dri/i915/intel_context.c +++ b/src/mesa/drivers/dri/i915/intel_context.c @@ -1,776 +1 @@ -/************************************************************************** - * - * Copyright 2003 Tungsten Graphics, 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 TUNGSTEN 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 "glheader.h" -#include "context.h" -#include "matrix.h" -#include "simple_list.h" -#include "extensions.h" -#include "framebuffer.h" -#include "imports.h" -#include "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 "tnl/t_vertex.h" - -#include "drivers/common/driverfuncs.h" - -#include "intel_screen.h" - -#include "i830_dri.h" -#include "i830_common.h" - -#include "intel_tex.h" -#include "intel_span.h" -#include "intel_tris.h" -#include "intel_ioctl.h" -#include "intel_batchbuffer.h" - -#include "vblank.h" -#include "utils.h" -#include "xmlpool.h" /* for symbolic values of enum-type options */ -#ifndef INTEL_DEBUG -int INTEL_DEBUG = (0); -#endif - -#define need_GL_ARB_multisample -#define need_GL_ARB_point_parameters -#define need_GL_ARB_texture_compression -#define need_GL_ARB_vertex_buffer_object -#define need_GL_ARB_vertex_program -#define need_GL_ARB_window_pos -#define need_GL_EXT_blend_color -#define need_GL_EXT_blend_equation_separate -#define need_GL_EXT_blend_func_separate -#define need_GL_EXT_blend_minmax -#define need_GL_EXT_cull_vertex -#define need_GL_EXT_fog_coord -#define need_GL_EXT_multi_draw_arrays -#define need_GL_EXT_secondary_color -#define need_GL_NV_vertex_program -#include "extension_helper.h" - -#ifndef VERBOSE -int VERBOSE = 0; -#endif - -#if DEBUG_LOCKING -char *prevLockFile; -int prevLockLine; -#endif - -/*************************************** - * Mesa's Driver Functions - ***************************************/ - -#define DRIVER_DATE "20061017" - -const GLubyte *intelGetString( GLcontext *ctx, GLenum name ) -{ - const char * chipset; - static char buffer[128]; - - switch (name) { - case GL_VENDOR: - return (GLubyte *)"Tungsten Graphics, Inc"; - break; - - case GL_RENDERER: - switch (INTEL_CONTEXT(ctx)->intelScreen->deviceID) { - case PCI_CHIP_845_G: - chipset = "Intel(R) 845G"; break; - case PCI_CHIP_I830_M: - chipset = "Intel(R) 830M"; break; - case PCI_CHIP_I855_GM: - chipset = "Intel(R) 852GM/855GM"; break; - case PCI_CHIP_I865_G: - chipset = "Intel(R) 865G"; break; - case PCI_CHIP_I915_G: - chipset = "Intel(R) 915G"; break; - case PCI_CHIP_I915_GM: - chipset = "Intel(R) 915GM"; break; - case PCI_CHIP_I945_G: - chipset = "Intel(R) 945G"; break; - case PCI_CHIP_I945_GM: - chipset = "Intel(R) 945GM"; break; - case PCI_CHIP_I945_GME: - chipset = "Intel(R) 945GME"; break; - case PCI_CHIP_G33_G: - chipset = "Intel(R) G33"; break; - case PCI_CHIP_Q35_G: - chipset = "Intel(R) Q35"; break; - case PCI_CHIP_Q33_G: - chipset = "Intel(R) Q33"; break; - default: - chipset = "Unknown Intel Chipset"; break; - } - - (void) driGetRendererString( buffer, chipset, DRIVER_DATE, 0 ); - return (GLubyte *) buffer; - - default: - return NULL; - } -} - - -/** - * Extension strings exported by the intel driver. - * - * \note - * It appears that ARB_texture_env_crossbar has "disappeared" compared to the - * old i830-specific driver. - */ -const struct dri_extension card_extensions[] = -{ - { "GL_ARB_multisample", GL_ARB_multisample_functions }, - { "GL_ARB_multitexture", NULL }, - { "GL_ARB_point_parameters", GL_ARB_point_parameters_functions }, - { "GL_ARB_texture_border_clamp", NULL }, - { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions }, - { "GL_ARB_texture_cube_map", NULL }, - { "GL_ARB_texture_env_add", NULL }, - { "GL_ARB_texture_env_combine", NULL }, - { "GL_ARB_texture_env_dot3", NULL }, - { "GL_ARB_texture_mirrored_repeat", NULL }, - { "GL_ARB_texture_rectangle", NULL }, - { "GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions }, - { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions }, - { "GL_ARB_window_pos", GL_ARB_window_pos_functions }, - { "GL_EXT_blend_color", GL_EXT_blend_color_functions }, - { "GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions }, - { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions }, - { "GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions }, - { "GL_EXT_blend_subtract", NULL }, - { "GL_EXT_cull_vertex", GL_EXT_cull_vertex_functions }, - { "GL_EXT_fog_coord", GL_EXT_fog_coord_functions }, - { "GL_EXT_multi_draw_arrays", GL_EXT_multi_draw_arrays_functions }, - { "GL_EXT_secondary_color", GL_EXT_secondary_color_functions }, - { "GL_EXT_stencil_wrap", NULL }, - { "GL_EXT_texture_edge_clamp", NULL }, - { "GL_EXT_texture_env_combine", NULL }, - { "GL_EXT_texture_env_dot3", NULL }, - { "GL_EXT_texture_filter_anisotropic", NULL }, - { "GL_EXT_texture_lod_bias", NULL }, - { "GL_3DFX_texture_compression_FXT1", NULL }, - { "GL_APPLE_client_storage", NULL }, - { "GL_MESA_pack_invert", NULL }, - { "GL_MESA_ycbcr_texture", NULL }, - { "GL_NV_blend_square", NULL }, - { "GL_NV_vertex_program", GL_NV_vertex_program_functions }, - { "GL_NV_vertex_program1_1", NULL }, - { "GL_SGIS_generate_mipmap", NULL }, - { NULL, NULL } -}; - -extern const struct tnl_pipeline_stage _intel_render_stage; - -static const struct tnl_pipeline_stage *intel_pipeline[] = { - &_tnl_vertex_transform_stage, - &_tnl_vertex_cull_stage, - &_tnl_normal_transform_stage, - &_tnl_lighting_stage, - &_tnl_fog_coordinate_stage, - &_tnl_texgen_stage, - &_tnl_texture_transform_stage, - &_tnl_point_attenuation_stage, - &_tnl_vertex_program_stage, -#if 1 - &_intel_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 }, - { "pix", DEBUG_PIXEL }, - { NULL, 0 } -}; - - -static void intelInvalidateState( GLcontext *ctx, GLuint new_state ) -{ - _swrast_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); - _vbo_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); - _tnl_invalidate_vertex_state( ctx, new_state ); - INTEL_CONTEXT(ctx)->NewGLState |= new_state; -} - - -void intelInitDriverFunctions( struct dd_function_table *functions ) -{ - _mesa_init_driver_functions( functions ); - - functions->Clear = intelClear; - functions->Flush = intelglFlush; - functions->Finish = intelFinish; - functions->GetString = intelGetString; - functions->UpdateState = intelInvalidateState; - - intelInitTextureFuncs( functions ); - intelInitPixelFuncs( functions ); - intelInitStateFuncs( functions ); -} - -static void intel_emit_invarient_state( GLcontext *ctx ) -{ -} - - - -GLboolean intelInitContext( intelContextPtr intel, - const __GLcontextModes *mesaVis, - __DRIcontextPrivate *driContextPriv, - void *sharedContextPrivate, - struct dd_function_table *functions ) -{ - GLcontext *ctx = &intel->ctx; - GLcontext *shareCtx = (GLcontext *) sharedContextPrivate; - __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv; - intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private; - drmI830Sarea *saPriv = (drmI830Sarea *) - (((GLubyte *)sPriv->pSAREA)+intelScreen->sarea_priv_offset); - int fthrottle_mode; - - if (!_mesa_initialize_context(&intel->ctx, - mesaVis, shareCtx, - functions, - (void*) intel)) - return GL_FALSE; - - driContextPriv->driverPrivate = intel; - intel->intelScreen = intelScreen; - intel->driScreen = sPriv; - intel->sarea = saPriv; - - - (void) memset( intel->texture_heaps, 0, sizeof( intel->texture_heaps ) ); - make_empty_list( & intel->swapped ); - - driParseConfigFiles (&intel->optionCache, &intelScreen->optionCache, - intel->driScreen->myNum, "i915"); - - ctx->Const.MaxTextureMaxAnisotropy = 2.0; - - 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 = 255.0; - ctx->Const.MaxPointSizeAA = 3.0; - ctx->Const.PointSizeGranularity = 1.0; - - /* reinitialize the context point state. - * It depend on constants in __GLcontextRec::Const - */ - _mesa_init_point(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, intel_pipeline ); - - /* Configure swrast to match hardware characteristics: */ - _swrast_allow_pixel_fog( ctx, GL_FALSE ); - _swrast_allow_vertex_fog( ctx, GL_TRUE ); - - /* Dri stuff */ - intel->hHWContext = driContextPriv->hHWContext; - intel->driFd = sPriv->fd; - intel->driHwLock = (drmLock *) &sPriv->pSAREA->lock; - - intel->hw_stencil = mesaVis->stencilBits && mesaVis->depthBits == 24; - intel->hw_stipple = 1; - - switch(mesaVis->depthBits) { - case 0: /* what to do in this case? */ - case 16: - intel->depth_scale = 1.0/0xffff; - intel->polygon_offset_scale = 1.0/0xffff; - intel->depth_clear_mask = ~0; - intel->ClearDepth = 0xffff; - break; - case 24: - intel->depth_scale = 1.0/0xffffff; - intel->polygon_offset_scale = 2.0/0xffffff; /* req'd to pass glean */ - intel->depth_clear_mask = 0x00ffffff; - intel->stencil_clear_mask = 0xff000000; - intel->ClearDepth = 0x00ffffff; - break; - default: - assert(0); - break; - } - - /* Initialize swrast, tnl driver tables: */ - intelInitSpanFuncs( ctx ); - intelInitTriFuncs( ctx ); - - - intel->RenderIndex = ~0; - - fthrottle_mode = driQueryOptioni(&intel->optionCache, "fthrottle_mode"); - intel->iw.irq_seq = -1; - intel->irqsEmitted = 0; - - intel->do_irqs = (intel->intelScreen->irq_active && - fthrottle_mode == DRI_CONF_FTHROTTLE_IRQS); - - intel->do_usleeps = (fthrottle_mode == DRI_CONF_FTHROTTLE_USLEEPS); - - intel->vblank_flags = (intel->intelScreen->irq_active != 0) - ? driGetDefaultVBlankFlags(&intel->optionCache) : VBLANK_FLAG_NO_IRQ; - - (*dri_interface->getUST)(&intel->swap_ust); - _math_matrix_ctr (&intel->ViewportMatrix); - - driInitExtensions( ctx, card_extensions, GL_TRUE ); - - if (intel->ctx.Mesa_DXTn) { - _mesa_enable_extension( ctx, "GL_EXT_texture_compression_s3tc" ); - _mesa_enable_extension( ctx, "GL_S3_s3tc" ); - } - else if (driQueryOptionb (&intel->optionCache, "force_s3tc_enable")) { - _mesa_enable_extension( ctx, "GL_EXT_texture_compression_s3tc" ); - } - -/* driInitTextureObjects( ctx, & intel->swapped, */ -/* DRI_TEXMGR_DO_TEXTURE_1D | */ -/* DRI_TEXMGR_DO_TEXTURE_2D | */ -/* DRI_TEXMGR_DO_TEXTURE_RECT ); */ - - - intelInitBatchBuffer(&intel->ctx); - intel->prim.flush = intel_emit_invarient_state; - intel->prim.primitive = ~0; - - -#if DO_DEBUG - INTEL_DEBUG = driParseDebugString( getenv( "INTEL_DEBUG" ), - debug_control ); - INTEL_DEBUG |= driParseDebugString( getenv( "INTEL_DEBUG" ), - debug_control ); -#endif - -#ifndef VERBOSE - if (getenv("INTEL_VERBOSE")) - VERBOSE=1; -#endif - - if (getenv("INTEL_NO_RAST") || - getenv("INTEL_NO_RAST")) { - fprintf(stderr, "disabling 3D rasterization\n"); - FALLBACK(intel, INTEL_FALLBACK_USER, 1); - } - - return GL_TRUE; -} - -void intelDestroyContext(__DRIcontextPrivate *driContextPriv) -{ - intelContextPtr intel = (intelContextPtr) driContextPriv->driverPrivate; - - assert(intel); /* should never be null */ - if (intel) { - GLboolean release_texture_heaps; - - INTEL_FIREVERTICES( intel ); - - intel->vtbl.destroy( intel ); - - release_texture_heaps = (intel->ctx.Shared->RefCount == 1); - _swsetup_DestroyContext (&intel->ctx); - _tnl_DestroyContext (&intel->ctx); - _vbo_DestroyContext (&intel->ctx); - - _swrast_DestroyContext (&intel->ctx); - intel->Fallback = 0; /* don't call _swrast_Flush later */ - - intelDestroyBatchBuffer(&intel->ctx); - - - if ( release_texture_heaps ) { - /* This share group is about to go away, free our private - * texture object data. - */ - int i; - - for ( i = 0 ; i < intel->nr_heaps ; i++ ) { - driDestroyTextureHeap( intel->texture_heaps[ i ] ); - intel->texture_heaps[ i ] = NULL; - } - - assert( is_empty_list( & intel->swapped ) ); - } - - /* free the Mesa context */ - _mesa_destroy_context(&intel->ctx); - } -} - -void intelSetFrontClipRects( intelContextPtr intel ) -{ - __DRIdrawablePrivate *dPriv = intel->driDrawable; - - if (!dPriv) return; - - intel->numClipRects = dPriv->numClipRects; - intel->pClipRects = dPriv->pClipRects; - intel->drawX = dPriv->x; - intel->drawY = dPriv->y; -} - - -void intelSetBackClipRects( intelContextPtr intel ) -{ - __DRIdrawablePrivate *dPriv = intel->driDrawable; - - if (!dPriv) return; - - if (intel->sarea->pf_enabled == 0 && dPriv->numBackClipRects == 0) { - intel->numClipRects = dPriv->numClipRects; - intel->pClipRects = dPriv->pClipRects; - intel->drawX = dPriv->x; - intel->drawY = dPriv->y; - } else { - intel->numClipRects = dPriv->numBackClipRects; - intel->pClipRects = dPriv->pBackClipRects; - intel->drawX = dPriv->backX; - intel->drawY = dPriv->backY; - - if (dPriv->numBackClipRects == 1 && - dPriv->x == dPriv->backX && - dPriv->y == dPriv->backY) { - - /* Repeat the calculation of the back cliprect dimensions here - * as early versions of dri.a in the Xserver are incorrect. Try - * very hard not to restrict future versions of dri.a which - * might eg. allocate truly private back buffers. - */ - int x1, y1; - int x2, y2; - - x1 = dPriv->x; - y1 = dPriv->y; - x2 = dPriv->x + dPriv->w; - y2 = dPriv->y + dPriv->h; - - if (x1 < 0) x1 = 0; - if (y1 < 0) y1 = 0; - if (x2 > intel->intelScreen->width) x2 = intel->intelScreen->width; - if (y2 > intel->intelScreen->height) y2 = intel->intelScreen->height; - - if (x1 == dPriv->pBackClipRects[0].x1 && - y1 == dPriv->pBackClipRects[0].y1) { - - dPriv->pBackClipRects[0].x2 = x2; - dPriv->pBackClipRects[0].y2 = y2; - } - } - } -} - - -void intelWindowMoved( intelContextPtr intel ) -{ - __DRIdrawablePrivate *dPriv = intel->driDrawable; - GLframebuffer *drawFb = (GLframebuffer *) dPriv->driverPrivate; - - if (!intel->ctx.DrawBuffer) { - intelSetFrontClipRects( intel ); - } - else { - driUpdateFramebufferSize(&intel->ctx, dPriv); - switch (drawFb->_ColorDrawBufferMask[0]) { - case BUFFER_BIT_FRONT_LEFT: - intelSetFrontClipRects( intel ); - break; - case BUFFER_BIT_BACK_LEFT: - intelSetBackClipRects( intel ); - break; - default: - /* glDrawBuffer(GL_NONE or GL_FRONT_AND_BACK): software fallback */ - intelSetFrontClipRects( intel ); - } - } - - if (drawFb->Width != dPriv->w || drawFb->Height != dPriv->h) { - /* update Mesa's notion of framebuffer/window size */ - _mesa_resize_framebuffer(&intel->ctx, drawFb, dPriv->w, dPriv->h); - drawFb->Initialized = GL_TRUE; /* XXX remove someday */ - } - - /* Set state we know depends on drawable parameters: - */ - { - GLcontext *ctx = &intel->ctx; - - if (intel->intelScreen->driScrnPriv->ddxMinor >= 7) { - drmI830Sarea *sarea = intel->sarea; - drm_clip_rect_t drw_rect = { .x1 = dPriv->x, .x2 = dPriv->x + dPriv->w, - .y1 = dPriv->y, .y2 = dPriv->y + dPriv->h }; - drm_clip_rect_t pipeA_rect = { .x1 = sarea->pipeA_x, - .x2 = sarea->pipeA_x + sarea->pipeA_w, - .y1 = sarea->pipeA_y, - .y2 = sarea->pipeA_y + sarea->pipeA_h }; - drm_clip_rect_t pipeB_rect = { .x1 = sarea->pipeB_x, - .x2 = sarea->pipeB_x + sarea->pipeB_w, - .y1 = sarea->pipeB_y, - .y2 = sarea->pipeB_y + sarea->pipeB_h }; - GLint areaA = driIntersectArea( drw_rect, pipeA_rect ); - GLint areaB = driIntersectArea( drw_rect, pipeB_rect ); - GLuint flags = intel->vblank_flags; - - if (areaB > areaA || (areaA == areaB && areaB > 0)) { - flags = intel->vblank_flags | VBLANK_FLAG_SECONDARY; - } else { - flags = intel->vblank_flags & ~VBLANK_FLAG_SECONDARY; - } - - if (flags != intel->vblank_flags) { - intel->vblank_flags = flags; - driGetCurrentVBlank(dPriv, intel->vblank_flags, &intel->vbl_seq); - } - } else { - intel->vblank_flags &= ~VBLANK_FLAG_SECONDARY; - } - - ctx->Driver.Scissor( ctx, ctx->Scissor.X, ctx->Scissor.Y, - ctx->Scissor.Width, ctx->Scissor.Height ); - - ctx->Driver.DepthRange( ctx, - ctx->Viewport.Near, - ctx->Viewport.Far ); - } -} - -GLboolean intelUnbindContext(__DRIcontextPrivate *driContextPriv) -{ - return GL_TRUE; -} - -GLboolean intelMakeCurrent(__DRIcontextPrivate *driContextPriv, - __DRIdrawablePrivate *driDrawPriv, - __DRIdrawablePrivate *driReadPriv) -{ - - if (driContextPriv) { - intelContextPtr intel = (intelContextPtr) driContextPriv->driverPrivate; - - if ( intel->driDrawable != driDrawPriv ) { - /* Shouldn't the readbuffer be stored also? */ - driDrawableInitVBlank( driDrawPriv, intel->vblank_flags, - &intel->vbl_seq ); - - intel->driDrawable = driDrawPriv; - intelWindowMoved( intel ); - } - - _mesa_make_current(&intel->ctx, - (GLframebuffer *) driDrawPriv->driverPrivate, - (GLframebuffer *) driReadPriv->driverPrivate); - - intel->ctx.Driver.DrawBuffer( &intel->ctx, intel->ctx.Color.DrawBuffer[0] ); - } else { - _mesa_make_current(NULL, NULL, NULL); - } - - return GL_TRUE; -} - -/** - * Use the information in the sarea to update the screen parameters - * related to screen rotation. - */ -static void -intelUpdateScreenRotation(intelContextPtr intel, - __DRIscreenPrivate *sPriv, - drmI830Sarea *sarea) -{ - intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private; - intelRegion *colorBuf; - - intelUnmapScreenRegions(intelScreen); - - intelUpdateScreenFromSAREA(intelScreen, sarea); - - /* update the current hw offsets for the color and depth buffers */ - if (intel->ctx.DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_BACK_LEFT) - colorBuf = &intelScreen->back; - else - colorBuf = &intelScreen->front; - intel->vtbl.update_color_z_regions(intel, colorBuf, &intelScreen->depth); - - if (!intelMapScreenRegions(sPriv)) { - fprintf(stderr, "ERROR Remapping screen regions!!!\n"); - } -} - -void intelGetLock( intelContextPtr intel, GLuint flags ) -{ - __DRIdrawablePrivate *dPriv = intel->driDrawable; - __DRIscreenPrivate *sPriv = intel->driScreen; - intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private; - drmI830Sarea * sarea = intel->sarea; - unsigned i; - - drmGetLock(intel->driFd, intel->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: - */ - if (dPriv) - DRI_VALIDATE_DRAWABLE_INFO(sPriv, dPriv); - - if (dPriv && intel->lastStamp != dPriv->lastStamp) { - intelWindowMoved( intel ); - intel->lastStamp = dPriv->lastStamp; - } - - /* 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->width != intelScreen->width || - sarea->height != intelScreen->height || - sarea->rotation != intelScreen->current_rotation) { - intelUpdateScreenRotation(intel, sPriv, sarea); - - /* This will drop the outstanding batchbuffer on the floor */ - intel->batch.ptr -= (intel->batch.size - intel->batch.space); - intel->batch.space = intel->batch.size; - /* lose all primitives */ - intel->prim.primitive = ~0; - intel->prim.start_ptr = 0; - intel->prim.flush = 0; - intel->vtbl.lost_hardware( intel ); - - intel->lastStamp = 0; /* force window update */ - - /* Release batch buffer - */ - intelDestroyBatchBuffer(&intel->ctx); - intelInitBatchBuffer(&intel->ctx); - intel->prim.flush = intel_emit_invarient_state; - - /* Still need to reset the global LRU? - */ - intel_driReinitTextureHeap( intel->texture_heaps[0], intel->intelScreen->tex.size ); - } - - /* 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 < intel->nr_heaps ; i++ ) { - DRI_AGE_TEXTURES( intel->texture_heaps[ i ] ); - } -} - - -void intelSwapBuffers( __DRIdrawablePrivate *dPriv ) -{ - if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) { - intelContextPtr intel; - GLcontext *ctx; - intel = (intelContextPtr) dPriv->driContextPriv->driverPrivate; - ctx = &intel->ctx; - if (ctx->Visual.doubleBufferMode) { - intelScreenPrivate *screen = intel->intelScreen; - _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */ - if ( 0 /*intel->doPageFlip*/ ) { /* doPageFlip is never set !!! */ - intelPageFlip( dPriv ); - } else { - intelCopyBuffer( dPriv, NULL ); - } - if (screen->current_rotation != 0) { - intelRotateWindow(intel, dPriv, BUFFER_BIT_FRONT_LEFT); - } - } - } else { - /* XXX this shouldn't be an error but we can't handle it for now */ - fprintf(stderr, "%s: drawable has no context!\n", __FUNCTION__); - } -} - -void intelCopySubBuffer( __DRIdrawablePrivate *dPriv, - int x, int y, int w, int h ) -{ - if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) { - intelContextPtr intel; - GLcontext *ctx; - intel = (intelContextPtr) dPriv->driContextPriv->driverPrivate; - ctx = &intel->ctx; - if (ctx->Visual.doubleBufferMode) { - drm_clip_rect_t rect; - rect.x1 = x + dPriv->x; - rect.y1 = (dPriv->h - y - h) + dPriv->y; - rect.x2 = rect.x1 + w; - rect.y2 = rect.y1 + h; - _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */ - intelCopyBuffer( dPriv, &rect ); - } - } else { - /* XXX this shouldn't be an error but we can't handle it for now */ - fprintf(stderr, "%s: drawable has no context!\n", __FUNCTION__); - } -} +../intel/intel_context.c
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