diff options
Diffstat (limited to 'src/gallium/state_trackers/dri/dri1.c')
-rw-r--r-- | src/gallium/state_trackers/dri/dri1.c | 281 |
1 files changed, 186 insertions, 95 deletions
diff --git a/src/gallium/state_trackers/dri/dri1.c b/src/gallium/state_trackers/dri/dri1.c index 543891f813b..41dba82d528 100644 --- a/src/gallium/state_trackers/dri/dri1.c +++ b/src/gallium/state_trackers/dri/dri1.c @@ -29,16 +29,18 @@ * Author: Jakob Bornecrantz <[email protected]> */ +/* XXX DRI1 is untested after the switch to st_api.h */ + #include "util/u_memory.h" #include "util/u_rect.h" +#include "util/u_inlines.h" #include "pipe/p_context.h" -#include "state_tracker/st_context.h" -#include "state_tracker/st_public.h" #include "state_tracker/dri1_api.h" #include "dri_screen.h" #include "dri_context.h" #include "dri_drawable.h" +#include "dri_st_api.h" #include "dri1.h" static INLINE void @@ -125,52 +127,29 @@ dri1_update_drawables_locked(struct dri_context *ctx, /** * This ensures all contexts which bind to a drawable pick up the * drawable change and signal new buffer state. - * Calling st_resize_framebuffer for each context may seem like overkill, - * but no new buffers will actually be allocated if the dimensions don't - * change. */ - static void dri1_propagate_drawable_change(struct dri_context *ctx) { __DRIdrawable *dPriv = ctx->dPriv; __DRIdrawable *rPriv = ctx->rPriv; + struct dri_drawable *draw = dri_drawable(dPriv); + struct dri_drawable *read = dri_drawable(rPriv); boolean flushed = FALSE; - if (dPriv && ctx->d_stamp != dPriv->lastStamp) { - - st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); + if (dPriv && draw->texture_stamp != dPriv->lastStamp) { + ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); flushed = TRUE; - ctx->d_stamp = dPriv->lastStamp; - st_resize_framebuffer(dri_drawable(dPriv)->stfb, dPriv->w, dPriv->h); - + ctx->st->notify_invalid_framebuffer(ctx->st, draw->stfb); } - if (rPriv && dPriv != rPriv && ctx->r_stamp != rPriv->lastStamp) { - + if (rPriv && dPriv != rPriv && read->texture_stamp != rPriv->lastStamp) { if (!flushed) - st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); - ctx->r_stamp = rPriv->lastStamp; - st_resize_framebuffer(dri_drawable(rPriv)->stfb, rPriv->w, rPriv->h); - - } else if (rPriv && dPriv == rPriv) { - - ctx->r_stamp = ctx->d_stamp; - + ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); + ctx->st->notify_invalid_framebuffer(ctx->st, read->stfb); } } -void -dri1_update_drawables(struct dri_context *ctx, - struct dri_drawable *draw, struct dri_drawable *read) -{ - dri1_lock(ctx); - dri1_update_drawables_locked(ctx, draw->dPriv, read->dPriv); - dri1_unlock(ctx); - - dri1_propagate_drawable_change(ctx); -} - static INLINE boolean dri1_intersect_src_bbox(struct drm_clip_rect *dst, int dst_x, @@ -204,12 +183,11 @@ dri1_intersect_src_bbox(struct drm_clip_rect *dst, } static void -dri1_swap_copy(struct dri_context *ctx, +dri1_swap_copy(struct pipe_context *pipe, struct pipe_surface *dst, struct pipe_surface *src, __DRIdrawable * dPriv, const struct drm_clip_rect *bbox) { - struct pipe_context *pipe = ctx->pipe; struct drm_clip_rect clip; struct drm_clip_rect *cur; int i; @@ -235,52 +213,96 @@ dri1_swap_copy(struct dri_context *ctx, } } +static struct pipe_surface * +dri1_get_pipe_surface(struct dri_drawable *drawable, struct pipe_texture *ptex) +{ + struct pipe_screen *pipe_screen = dri_screen(drawable->sPriv)->pipe_screen; + struct pipe_surface *psurf = drawable->dri1_surface; + + if (!psurf || psurf->texture != ptex) { + pipe_surface_reference(&drawable->dri1_surface, NULL); + + drawable->dri1_surface = pipe_screen->get_tex_surface(pipe_screen, + ptex, 0, 0, 0, PIPE_BUFFER_USAGE_GPU_READ); + + psurf = drawable->dri1_surface; + } + + return psurf; +} + +static struct pipe_context * +dri1_get_pipe_context(struct dri_drawable *drawable) +{ + struct dri_screen *screen = dri_screen(drawable->sPriv); + struct pipe_context *pipe = screen->dri1_pipe; + + if (!pipe) { + screen->dri1_pipe = + screen->pipe_screen->context_create(screen->pipe_screen, NULL); + pipe = screen->dri1_pipe; + } + + return pipe; +} + static void -dri1_copy_to_front(struct dri_context *ctx, - struct pipe_surface *surf, - __DRIdrawable * dPriv, - const struct drm_clip_rect *sub_box, - struct pipe_fence_handle **fence) +dri1_present_texture_locked(__DRIdrawable * dPriv, + struct pipe_texture *ptex, + const struct drm_clip_rect *sub_box, + struct pipe_fence_handle **fence) { - struct pipe_context *pipe = ctx->pipe; - boolean save_lost_lock; - uint cur_w; - uint cur_h; + struct dri_drawable *drawable = dri_drawable(dPriv); + struct pipe_context *pipe; + struct pipe_surface *psurf; struct drm_clip_rect bbox; boolean visible = TRUE; *fence = NULL; - dri1_lock(ctx); - save_lost_lock = ctx->stLostLock; - dri1_update_drawables_locked(ctx, dPriv, dPriv); - st_get_framebuffer_dimensions(dri_drawable(dPriv)->stfb, &cur_w, &cur_h); - bbox.x1 = 0; - bbox.x2 = cur_w; + bbox.x2 = ptex->width0; bbox.y1 = 0; - bbox.y2 = cur_h; + bbox.y2 = ptex->height0; if (sub_box) visible = dri1_intersect_src_bbox(&bbox, 0, 0, &bbox, sub_box); + if (!visible) + return; - if (visible && __dri1_api_hooks->present_locked) { - - __dri1_api_hooks->present_locked(pipe, - surf, - dPriv->pClipRects, - dPriv->numClipRects, - dPriv->x, dPriv->y, &bbox, fence); - - } else if (visible && __dri1_api_hooks->front_srf_locked) { + pipe = dri1_get_pipe_context(drawable); + psurf = dri1_get_pipe_surface(drawable, ptex); + if (!pipe || !psurf) + return; + if (__dri1_api_hooks->present_locked) { + __dri1_api_hooks->present_locked(pipe, psurf, + dPriv->pClipRects, dPriv->numClipRects, + dPriv->x, dPriv->y, &bbox, fence); + } else if (__dri1_api_hooks->front_srf_locked) { struct pipe_surface *front = __dri1_api_hooks->front_srf_locked(pipe); if (front) - dri1_swap_copy(ctx, front, surf, dPriv, &bbox); + dri1_swap_copy(pipe, front, psurf, dPriv, &bbox); - st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, fence); + pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, fence); } +} + +static void +dri1_copy_to_front(struct dri_context *ctx, + struct pipe_texture *ptex, + __DRIdrawable * dPriv, + const struct drm_clip_rect *sub_box, + struct pipe_fence_handle **fence) +{ + boolean save_lost_lock; + + dri1_lock(ctx); + save_lost_lock = ctx->stLostLock; + dri1_update_drawables_locked(ctx, dPriv, dPriv); + + dri1_present_texture_locked(dPriv, ptex, sub_box, fence); ctx->stLostLock = save_lost_lock; @@ -296,14 +318,23 @@ dri1_copy_to_front(struct dri_context *ctx, } void -dri1_flush_frontbuffer(struct pipe_screen *screen, - struct pipe_surface *surf, void *context_private) +dri1_flush_frontbuffer(struct dri_drawable *drawable, + struct pipe_texture *ptex) { - struct dri_context *ctx = (struct dri_context *)context_private; + struct st_api *stapi = dri_get_st_api(); + struct dri_screen *screen = dri_screen(drawable->sPriv); + struct pipe_screen *pipe_screen = screen->pipe_screen; + struct dri_context *ctx; struct pipe_fence_handle *dummy_fence; + struct st_context_iface *st = stapi->get_current(stapi); - dri1_copy_to_front(ctx, surf, ctx->dPriv, NULL, &dummy_fence); - screen->fence_reference(screen, &dummy_fence, NULL); + if (!st) + return; + + ctx = (struct dri_context *) st->st_manager_private; + + dri1_copy_to_front(ctx, ptex, ctx->dPriv, NULL, &dummy_fence); + pipe_screen->fence_reference(pipe_screen, &dummy_fence, NULL); /** * FIXME: Do we need swap throttling here? @@ -313,66 +344,127 @@ dri1_flush_frontbuffer(struct pipe_screen *screen, void dri1_swap_buffers(__DRIdrawable * dPriv) { - struct dri_context *ctx; - struct pipe_surface *back_surf; + struct dri_context *ctx = dri_get_current(); struct dri_drawable *draw = dri_drawable(dPriv); - struct pipe_screen *screen = dri_screen(draw->sPriv)->pipe_screen; + struct dri_screen *screen = dri_screen(draw->sPriv); + struct pipe_screen *pipe_screen = screen->pipe_screen; struct pipe_fence_handle *fence; - struct st_context *st = st_get_current(); + struct pipe_texture *ptex; assert(__dri1_api_hooks != NULL); - if (!st) + if (!ctx) return; /* For now */ - ctx = (struct dri_context *)st->pipe->priv; - - st_get_framebuffer_surface(draw->stfb, ST_SURFACE_BACK_LEFT, &back_surf); - if (back_surf) { - st_notify_swapbuffers(draw->stfb); - st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); + ptex = draw->textures[ST_ATTACHMENT_BACK_LEFT]; + if (ptex) { + ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); fence = dri_swap_fences_pop_front(draw); if (fence) { - (void)screen->fence_finish(screen, fence, 0); - screen->fence_reference(screen, &fence, NULL); + (void)pipe_screen->fence_finish(pipe_screen, fence, 0); + pipe_screen->fence_reference(pipe_screen, &fence, NULL); } - dri1_copy_to_front(ctx, back_surf, dPriv, NULL, &fence); + dri1_copy_to_front(ctx, ptex, dPriv, NULL, &fence); dri_swap_fences_push_back(draw, fence); - screen->fence_reference(screen, &fence, NULL); + pipe_screen->fence_reference(pipe_screen, &fence, NULL); } } void dri1_copy_sub_buffer(__DRIdrawable * dPriv, int x, int y, int w, int h) { - struct pipe_screen *screen = dri_screen(dPriv->driScreenPriv)->pipe_screen; + struct dri_context *ctx = dri_get_current(); + struct dri_screen *screen = dri_screen(dPriv->driScreenPriv); + struct pipe_screen *pipe_screen = screen->pipe_screen; struct drm_clip_rect sub_bbox; - struct dri_context *ctx; - struct pipe_surface *back_surf; struct dri_drawable *draw = dri_drawable(dPriv); struct pipe_fence_handle *dummy_fence; - struct st_context *st = st_get_current(); + struct pipe_texture *ptex; assert(__dri1_api_hooks != NULL); - if (!st) + if (!ctx) return; - ctx = (struct dri_context *)st->pipe->priv; - sub_bbox.x1 = x; sub_bbox.x2 = x + w; sub_bbox.y1 = y; sub_bbox.y2 = y + h; - st_get_framebuffer_surface(draw->stfb, ST_SURFACE_BACK_LEFT, &back_surf); - if (back_surf) { - st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); - dri1_copy_to_front(ctx, back_surf, dPriv, &sub_bbox, &dummy_fence); - screen->fence_reference(screen, &dummy_fence, NULL); + ptex = draw->textures[ST_ATTACHMENT_BACK_LEFT]; + if (ptex) { + ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); + dri1_copy_to_front(ctx, ptex, dPriv, &sub_bbox, &dummy_fence); + pipe_screen->fence_reference(pipe_screen, &dummy_fence, NULL); } } +void +dri1_allocate_textures(struct dri_drawable *drawable, + unsigned width, unsigned height, + unsigned mask) +{ + struct dri_screen *screen = dri_screen(drawable->sPriv); + struct pipe_texture templ; + int i; + + /* remove outdated textures */ + if (drawable->old_w != width || drawable->old_h != height) { + for (i = 0; i < ST_ATTACHMENT_COUNT; i++) + pipe_texture_reference(&drawable->textures[i], NULL); + } + + memset(&templ, 0, sizeof(templ)); + templ.target = PIPE_TEXTURE_2D; + templ.width0 = width; + templ.height0 = height; + templ.depth0 = 1; + templ.last_level = 0; + + for (i = 0; i < ST_ATTACHMENT_COUNT; i++) { + enum pipe_format format; + unsigned tex_usage; + + /* the texture already exists or not requested */ + if (drawable->textures[i] || !(mask & (1 << i))) { + /* remember the texture */ + if (drawable->textures[i]) + mask |= (1 << i); + continue; + } + + switch (i) { + case ST_ATTACHMENT_FRONT_LEFT: + case ST_ATTACHMENT_BACK_LEFT: + case ST_ATTACHMENT_FRONT_RIGHT: + case ST_ATTACHMENT_BACK_RIGHT: + format = drawable->stvis.color_format; + tex_usage = PIPE_TEXTURE_USAGE_DISPLAY_TARGET | + PIPE_TEXTURE_USAGE_RENDER_TARGET; + break; + case ST_ATTACHMENT_DEPTH_STENCIL: + format = drawable->stvis.depth_stencil_format; + tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL; + break; + default: + format = PIPE_FORMAT_NONE; + break; + } + + if (templ.format != PIPE_FORMAT_NONE) { + templ.format = format; + templ.tex_usage = tex_usage; + + drawable->textures[i] = + screen->pipe_screen->texture_create(screen->pipe_screen, &templ); + } + } + + drawable->old_w = width; + drawable->old_h = height; + drawable->texture_mask = mask; +} + static void st_dri_lock(struct pipe_context *pipe) { @@ -469,7 +561,6 @@ dri1_init_screen(__DRIscreen * sPriv) __dri1_api_hooks = arg.api; - screen->pipe_screen->flush_frontbuffer = dri1_flush_frontbuffer; driParseOptionInfo(&screen->optionCache, __driConfigOptions, __driNConfigOptions); |