From f56b569e9af356c11869ee49a4669bb01b75397e Mon Sep 17 00:00:00 2001 From: Kristian Høgsberg Date: Wed, 13 Aug 2008 11:46:25 -0400 Subject: DRI2: Drop sarea, implement swap buffers in the X server. --- src/mesa/drivers/dri/intel/intel_context.c | 160 +++++++++++++++++++++++++++-- 1 file changed, 149 insertions(+), 11 deletions(-) (limited to 'src/mesa/drivers/dri/intel/intel_context.c') diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c index 50c1964d87..f0ee96f18d 100644 --- a/src/mesa/drivers/dri/intel/intel_context.c +++ b/src/mesa/drivers/dri/intel/intel_context.c @@ -195,6 +195,142 @@ intelGetString(GLcontext * ctx, GLenum name) } } +void +intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable) +{ + struct intel_framebuffer *intel_fb = drawable->driverPrivate; + struct intel_renderbuffer *rb; + struct intel_region *region, *depth_region; + struct intel_context *intel = context->driverPrivate; + __DRIbuffer *buffers; + __DRIscreen *screen; + int i, count; + unsigned int attachments[10]; + uint32_t name; + const char *region_name; + + if (INTEL_DEBUG & DEBUG_DRI) + fprintf(stderr, "enter %s, drawable %p\n", __func__, drawable); + + screen = intel->intelScreen->driScrnPriv; + + i = 0; + if (intel_fb->color_rb[0]) + attachments[i++] = __DRI_BUFFER_FRONT_LEFT; + if (intel_fb->color_rb[1]) + attachments[i++] = __DRI_BUFFER_BACK_LEFT; + if (intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH)) + attachments[i++] = __DRI_BUFFER_DEPTH; + if (intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL)) + attachments[i++] = __DRI_BUFFER_STENCIL; + + buffers = (*screen->dri2.loader->getBuffers)(drawable, + &drawable->w, + &drawable->h, + attachments, i, + &count, + drawable->loaderPrivate); + + drawable->x = 0; + drawable->y = 0; + drawable->backX = 0; + drawable->backY = 0; + drawable->numClipRects = 1; + drawable->pClipRects[0].x1 = 0; + drawable->pClipRects[0].y1 = 0; + drawable->pClipRects[0].x2 = drawable->w; + drawable->pClipRects[0].y2 = drawable->h; + drawable->numBackClipRects = 1; + drawable->pBackClipRects[0].x1 = 0; + drawable->pBackClipRects[0].y1 = 0; + drawable->pBackClipRects[0].x2 = drawable->w; + drawable->pBackClipRects[0].y2 = drawable->h; + + depth_region = NULL; + for (i = 0; i < count; i++) { + switch (buffers[i].attachment) { + case __DRI_BUFFER_FRONT_LEFT: + rb = intel_fb->color_rb[0]; + region_name = "dri2 front buffer"; + break; + + case __DRI_BUFFER_BACK_LEFT: + rb = intel_fb->color_rb[1]; + region_name = "dri2 back buffer"; + break; + + case __DRI_BUFFER_DEPTH: + rb = intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH); + region_name = "dri2 depth buffer"; + break; + + case __DRI_BUFFER_STENCIL: + rb = intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL); + region_name = "dri2 stencil buffer"; + break; + + case __DRI_BUFFER_ACCUM: + default: + fprintf(stderr, + "unhandled buffer attach event, attacment type %d\n", + buffers[i].attachment); + return; + } + + if (rb->region) { + intel_bo_flink(rb->region->buffer, &name); + if (name == buffers[i].name) + continue; + } + + if (INTEL_DEBUG & DEBUG_DRI) + fprintf(stderr, + "attaching buffer %d, at %d, cpp %d, pitch %d\n", + buffers[i].name, buffers[i].attachment, + buffers[i].cpp, buffers[i].pitch); + + if (buffers[i].attachment == __DRI_BUFFER_STENCIL && depth_region) { + if (INTEL_DEBUG & DEBUG_DRI) + fprintf(stderr, "(reusing depth buffer as stencil)\n"); + region = depth_region; + } + else + region = intel_region_alloc_for_handle(intel, buffers[i].cpp, + buffers[i].pitch / buffers[i].cpp, + drawable->h, + buffers[i].name, + region_name); + + if (buffers[i].attachment == __DRI_BUFFER_DEPTH) + depth_region = region; + + intel_renderbuffer_set_region(rb, region); + intel_region_release(®ion); + } + + driUpdateFramebufferSize(&intel->ctx, drawable); +} + +static void +intel_viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h) +{ + struct intel_context *intel = intel_context(ctx); + __DRIcontext *driContext = intel->driContext; + + if (!driContext->driScreenPriv->dri2.enabled) + return; + + intel_update_renderbuffers(driContext, driContext->driDrawablePriv); + if (driContext->driDrawablePriv != driContext->driReadablePriv) + intel_update_renderbuffers(driContext, driContext->driReadablePriv); + + ctx->Driver.Viewport = NULL; + intel->driDrawable = driContext->driDrawablePriv; + intelWindowMoved(intel); + intel_draw_buffer(ctx, intel->ctx.DrawBuffer); + ctx->Driver.Viewport = intel_viewport; +} + /** * Extension strings exported by the intel driver. * @@ -541,6 +677,7 @@ intelInitDriverFunctions(struct dd_function_table *functions) functions->Finish = intelFinish; functions->GetString = intelGetString; functions->UpdateState = intelInvalidateState; + functions->Viewport = intel_viewport; functions->CopyColorTable = _swrast_CopyColorTable; functions->CopyColorSubTable = _swrast_CopyColorSubTable; @@ -582,6 +719,7 @@ intelInitContext(struct intel_context *intel, intel->intelScreen = intelScreen; intel->driScreen = sPriv; intel->sarea = saPriv; + intel->driContext = driContextPriv; /* Dri stuff */ intel->hHWContext = driContextPriv->hHWContext; @@ -784,6 +922,9 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv, (struct intel_framebuffer *) driDrawPriv->driverPrivate; GLframebuffer *readFb = (GLframebuffer *) driReadPriv->driverPrivate; + intel_update_renderbuffers(driContextPriv, driDrawPriv); + if (driDrawPriv != driReadPriv) + intel_update_renderbuffers(driContextPriv, driReadPriv); /* XXX FBO temporary fix-ups! */ /* if the renderbuffers don't have regions, init them from the context */ @@ -989,18 +1130,12 @@ void LOCK_HARDWARE( struct intel_context *intel ) intel_fb->vbl_waited = vbl.reply.sequence; } - DRM_CAS(intel->driHwLock, intel->hHWContext, - (DRM_LOCK_HELD|intel->hHWContext), __ret); + if (!sPriv->dri2.enabled) { + DRM_CAS(intel->driHwLock, intel->hHWContext, + (DRM_LOCK_HELD|intel->hHWContext), __ret); - if (sPriv->dri2.enabled) { if (__ret) - drmGetLock(intel->driFd, intel->hHWContext, 0); - if (__driParseEvents(dPriv->driContextPriv, dPriv)) { - intelWindowMoved(intel); - intel_draw_buffer(&intel->ctx, intel->ctx.DrawBuffer); - } - } else if (__ret) { - intelContendedLock( intel, 0 ); + intelContendedLock( intel, 0 ); } @@ -1013,10 +1148,13 @@ void LOCK_HARDWARE( struct intel_context *intel ) */ void UNLOCK_HARDWARE( struct intel_context *intel ) { + __DRIscreen *sPriv = intel->driScreen; + intel->vtbl.note_unlock( intel ); intel->locked = 0; - DRM_UNLOCK(intel->driFd, intel->driHwLock, intel->hHWContext); + if (!sPriv->dri2.enabled) + DRM_UNLOCK(intel->driFd, intel->driHwLock, intel->hHWContext); _glthread_UNLOCK_MUTEX(lockMutex); -- cgit v1.2.3