diff options
26 files changed, 182 insertions, 6 deletions
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c index e27c445096..fd1c2b72d0 100644 --- a/src/gallium/auxiliary/util/u_blitter.c +++ b/src/gallium/auxiliary/util/u_blitter.c @@ -639,6 +639,8 @@ static void blitter_draw_rectangle(struct blitter_context *blitter, } blitter_set_rectangle(ctx, x1, y1, x2, y2, depth); + ctx->base.pipe->redefine_user_buffer(ctx->base.pipe, ctx->vbuf, + 0, ctx->vbuf->width0); util_draw_vertex_buffer(ctx->base.pipe, NULL, ctx->vbuf, 0, PIPE_PRIM_TRIANGLE_FAN, 4, 2); } @@ -867,6 +869,8 @@ void util_blitter_copy_region(struct blitter_context *blitter, /* Draw. */ blitter_set_rectangle(ctx, dstx, dsty, dstx+width, dsty+height, 0); + ctx->base.pipe->redefine_user_buffer(ctx->base.pipe, ctx->vbuf, + 0, ctx->vbuf->width0); util_draw_vertex_buffer(ctx->base.pipe, NULL, ctx->vbuf, 0, PIPE_PRIM_TRIANGLE_FAN, 4, 2); break; diff --git a/src/gallium/auxiliary/util/u_transfer.c b/src/gallium/auxiliary/util/u_transfer.c index e2828cfd99..b6c63d9642 100644 --- a/src/gallium/auxiliary/util/u_transfer.c +++ b/src/gallium/auxiliary/util/u_transfer.c @@ -112,3 +112,10 @@ void u_default_transfer_destroy(struct pipe_context *pipe, FREE(transfer); } +void u_default_redefine_user_buffer(struct pipe_context *ctx, + struct pipe_resource *resource, + unsigned offset, + unsigned size) +{ + resource->width0 = MAX2(resource->width0, offset + size); +} diff --git a/src/gallium/auxiliary/util/u_transfer.h b/src/gallium/auxiliary/util/u_transfer.h index 52191512ac..8cf9c418b0 100644 --- a/src/gallium/auxiliary/util/u_transfer.h +++ b/src/gallium/auxiliary/util/u_transfer.h @@ -136,11 +136,9 @@ void u_transfer_inline_write_vtbl( struct pipe_context *rm_ctx, unsigned stride, unsigned layer_stride); - - - - - - +void u_default_redefine_user_buffer(struct pipe_context *ctx, + struct pipe_resource *resource, + unsigned offset, + unsigned size); #endif diff --git a/src/gallium/docs/source/context.rst b/src/gallium/docs/source/context.rst index da847262c1..04a3951128 100644 --- a/src/gallium/docs/source/context.rst +++ b/src/gallium/docs/source/context.rst @@ -392,6 +392,22 @@ be flushed on write or unmap. Flushes must be requested with ``transfer_flush_region``. Flush ranges are relative to the mapped range, not the beginning of the resource. + + +.. _redefine_user_buffer: + +redefine_user_buffer +%%%%%%%%%%%%%%%%%%%% + +This function notifies a driver that the user buffer content has been changed. +The updated region starts at ``offset`` and is ``size`` bytes large. +The ``offset`` is relative to the pointer specified in ``user_buffer_create``. +While uploading the user buffer, the driver is allowed not to upload +the memory outside of this region. +The width0 is redefined to ``MAX2(width0, offset+size)``. + + + .. _pipe_transfer: PIPE_TRANSFER diff --git a/src/gallium/drivers/cell/ppu/cell_state_vertex.c b/src/gallium/drivers/cell/ppu/cell_state_vertex.c index eb22a09a91..7f65b82619 100644 --- a/src/gallium/drivers/cell/ppu/cell_state_vertex.c +++ b/src/gallium/drivers/cell/ppu/cell_state_vertex.c @@ -33,6 +33,7 @@ #include "cell_state.h" #include "util/u_memory.h" +#include "util/u_transfer.h" #include "draw/draw_context.h" @@ -115,4 +116,5 @@ cell_init_vertex_functions(struct cell_context *cell) cell->pipe.create_vertex_elements_state = cell_create_vertex_elements_state; cell->pipe.bind_vertex_elements_state = cell_bind_vertex_elements_state; cell->pipe.delete_vertex_elements_state = cell_delete_vertex_elements_state; + cell->pipe.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/failover/fo_state.c b/src/gallium/drivers/failover/fo_state.c index af1fd953aa..b4da1b8b90 100644 --- a/src/gallium/drivers/failover/fo_state.c +++ b/src/gallium/drivers/failover/fo_state.c @@ -30,6 +30,7 @@ #include "util/u_inlines.h" #include "util/u_memory.h" +#include "util/u_transfer.h" #include "fo_context.h" @@ -656,4 +657,5 @@ failover_init_state_functions( struct failover_context *failover ) failover->pipe.set_constant_buffer = failover_set_constant_buffer; failover->pipe.create_sampler_view = failover_create_sampler_view; failover->pipe.sampler_view_destroy = failover_sampler_view_destroy; + failover->pipe.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/galahad/glhd_context.c b/src/gallium/drivers/galahad/glhd_context.c index 8cbf0b1de4..75e4c253dd 100644 --- a/src/gallium/drivers/galahad/glhd_context.c +++ b/src/gallium/drivers/galahad/glhd_context.c @@ -962,6 +962,19 @@ galahad_context_transfer_inline_write(struct pipe_context *_context, } +static void galahad_redefine_user_buffer(struct pipe_context *_context, + struct pipe_resource *_resource, + unsigned offset, unsigned size) +{ + struct galahad_context *glhd_context = galahad_context(_context); + struct galahad_resource *glhd_resource = galahad_resource(_resource); + struct pipe_context *context = glhd_context->pipe; + struct pipe_resource *resource = glhd_resource->resource; + + context->redefine_user_buffer(context, resource, offset, size); +} + + struct pipe_context * galahad_context_create(struct pipe_screen *_screen, struct pipe_context *pipe) { @@ -1036,6 +1049,7 @@ galahad_context_create(struct pipe_screen *_screen, struct pipe_context *pipe) glhd_pipe->base.transfer_unmap = galahad_context_transfer_unmap; glhd_pipe->base.transfer_flush_region = galahad_context_transfer_flush_region; glhd_pipe->base.transfer_inline_write = galahad_context_transfer_inline_write; + glhd_pipe->base.redefine_user_buffer = galahad_redefine_user_buffer; glhd_pipe->pipe = pipe; diff --git a/src/gallium/drivers/i915/i915_state.c b/src/gallium/drivers/i915/i915_state.c index b31cc306a4..f380708847 100644 --- a/src/gallium/drivers/i915/i915_state.c +++ b/src/gallium/drivers/i915/i915_state.c @@ -33,6 +33,7 @@ #include "util/u_inlines.h" #include "util/u_math.h" #include "util/u_memory.h" +#include "util/u_transfer.h" #include "tgsi/tgsi_parse.h" #include "i915_context.h" @@ -895,4 +896,5 @@ i915_init_state_functions( struct i915_context *i915 ) i915->base.set_viewport_state = i915_set_viewport_state; i915->base.set_vertex_buffers = i915_set_vertex_buffers; i915->base.set_index_buffer = i915_set_index_buffer; + i915->base.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/i965/brw_pipe_vertex.c b/src/gallium/drivers/i965/brw_pipe_vertex.c index b23454b580..570ea23ff4 100644 --- a/src/gallium/drivers/i965/brw_pipe_vertex.c +++ b/src/gallium/drivers/i965/brw_pipe_vertex.c @@ -4,6 +4,7 @@ #include "util/u_memory.h" #include "util/u_format.h" +#include "util/u_transfer.h" static unsigned brw_translate_surface_format( unsigned id ) @@ -302,6 +303,7 @@ brw_pipe_vertex_init( struct brw_context *brw ) brw->base.create_vertex_elements_state = brw_create_vertex_elements_state; brw->base.bind_vertex_elements_state = brw_bind_vertex_elements_state; brw->base.delete_vertex_elements_state = brw_delete_vertex_elements_state; + brw->base.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/identity/id_context.c b/src/gallium/drivers/identity/id_context.c index 3efbd6a246..b533abe24c 100644 --- a/src/gallium/drivers/identity/id_context.c +++ b/src/gallium/drivers/identity/id_context.c @@ -855,6 +855,19 @@ identity_context_transfer_inline_write(struct pipe_context *_context, } +static void identity_redefine_user_buffer(struct pipe_context *_context, + struct pipe_resource *_resource, + unsigned offset, unsigned size) +{ + struct identity_context *id_context = identity_context(_context); + struct identity_resource *id_resource = identity_resource(_resource); + struct pipe_context *context = id_context->pipe; + struct pipe_resource *resource = id_resource->resource; + + context->redefine_user_buffer(context, resource, offset, size); +} + + struct pipe_context * identity_context_create(struct pipe_screen *_screen, struct pipe_context *pipe) { @@ -929,6 +942,7 @@ identity_context_create(struct pipe_screen *_screen, struct pipe_context *pipe) id_pipe->base.transfer_unmap = identity_context_transfer_unmap; id_pipe->base.transfer_flush_region = identity_context_transfer_flush_region; id_pipe->base.transfer_inline_write = identity_context_transfer_inline_write; + id_pipe->base.redefine_user_buffer = identity_redefine_user_buffer; id_pipe->pipe = pipe; diff --git a/src/gallium/drivers/llvmpipe/lp_state_vertex.c b/src/gallium/drivers/llvmpipe/lp_state_vertex.c index fffdeb6ccd..be86f66de9 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_vertex.c +++ b/src/gallium/drivers/llvmpipe/lp_state_vertex.c @@ -34,6 +34,7 @@ #include "draw/draw_context.h" #include "util/u_inlines.h" +#include "util/u_transfer.h" static void * @@ -114,4 +115,6 @@ llvmpipe_init_vertex_funcs(struct llvmpipe_context *llvmpipe) llvmpipe->pipe.set_vertex_buffers = llvmpipe_set_vertex_buffers; llvmpipe->pipe.set_index_buffer = llvmpipe_set_index_buffer; + + llvmpipe->pipe.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/noop/noop_state.c b/src/gallium/drivers/noop/noop_state.c index ad324774c0..00a4c1eb01 100644 --- a/src/gallium/drivers/noop/noop_state.c +++ b/src/gallium/drivers/noop/noop_state.c @@ -28,6 +28,7 @@ #include <pipe/p_screen.h> #include <util/u_memory.h> #include <util/u_inlines.h> +#include "util/u_transfer.h" static void noop_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info) { @@ -287,4 +288,5 @@ void noop_init_state_functions(struct pipe_context *ctx) ctx->sampler_view_destroy = noop_sampler_view_destroy; ctx->surface_destroy = noop_surface_destroy; ctx->draw_vbo = noop_draw_vbo; + ctx->redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/nv50/nv50_state.c b/src/gallium/drivers/nv50/nv50_state.c index b4eda0f617..ba2c3e8c28 100644 --- a/src/gallium/drivers/nv50/nv50_state.c +++ b/src/gallium/drivers/nv50/nv50_state.c @@ -23,6 +23,7 @@ #include "pipe/p_state.h" #include "pipe/p_defines.h" #include "util/u_inlines.h" +#include "util/u_transfer.h" #include "tgsi/tgsi_parse.h" @@ -886,5 +887,6 @@ nv50_init_state_functions(struct nv50_context *nv50) nv50->pipe.set_vertex_buffers = nv50_set_vertex_buffers; nv50->pipe.set_index_buffer = nv50_set_index_buffer; + nv50->pipe.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/nvc0/nvc0_state.c b/src/gallium/drivers/nvc0/nvc0_state.c index f6a7f824d5..7fb91b1191 100644 --- a/src/gallium/drivers/nvc0/nvc0_state.c +++ b/src/gallium/drivers/nvc0/nvc0_state.c @@ -22,6 +22,7 @@ #include "pipe/p_defines.h" #include "util/u_inlines.h" +#include "util/u_transfer.h" #include "tgsi/tgsi_parse.h" @@ -934,5 +935,7 @@ nvc0_init_state_functions(struct nvc0_context *nvc0) nvc0->pipe.delete_stream_output_state = nvc0_tfb_state_delete; nvc0->pipe.bind_stream_output_state = nvc0_tfb_state_bind; nvc0->pipe.set_stream_output_buffers = nvc0_set_transform_feedback_buffers; + + nvc0->pipe.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/nvfx/nvfx_vbo.c b/src/gallium/drivers/nvfx/nvfx_vbo.c index 01dacb43da..b72379d653 100644 --- a/src/gallium/drivers/nvfx/nvfx_vbo.c +++ b/src/gallium/drivers/nvfx/nvfx_vbo.c @@ -2,6 +2,7 @@ #include "pipe/p_state.h" #include "util/u_inlines.h" #include "util/u_format.h" +#include "util/u_transfer.h" #include "translate/translate.h" #include "nvfx_context.h" @@ -631,4 +632,6 @@ nvfx_init_vbo_functions(struct nvfx_context *nvfx) nvfx->pipe.create_vertex_elements_state = nvfx_vtxelts_state_create; nvfx->pipe.delete_vertex_elements_state = nvfx_vtxelts_state_delete; nvfx->pipe.bind_vertex_elements_state = nvfx_vtxelts_state_bind; + + nvfx->pipe.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index 242f883314..1ec942854f 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -28,6 +28,7 @@ #include "util/u_mm.h" #include "util/u_memory.h" #include "util/u_pack_color.h" +#include "util/u_transfer.h" #include "tgsi/tgsi_parse.h" @@ -1843,6 +1844,7 @@ void r300_init_state_functions(struct r300_context* r300) r300->context.set_vertex_buffers = r300_set_vertex_buffers; r300->context.set_index_buffer = r300_set_index_buffer; + r300->context.redefine_user_buffer = u_default_redefine_user_buffer; r300->context.create_vertex_elements_state = r300_create_vertex_elements_state; r300->context.bind_vertex_elements_state = r300_bind_vertex_elements_state; diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index 88dcc9ba54..89e2d06abd 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -905,6 +905,7 @@ void evergreen_init_state_functions(struct r600_pipe_context *rctx) rctx->context.set_vertex_sampler_views = evergreen_set_vs_sampler_view; rctx->context.set_viewport_state = evergreen_set_viewport_state; rctx->context.sampler_view_destroy = r600_sampler_view_destroy; + rctx->context.redefine_user_buffer = u_default_redefine_user_buffer; } void evergreen_init_config(struct r600_pipe_context *rctx) diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c index 01c59072a2..43cba667de 100644 --- a/src/gallium/drivers/r600/r600_state.c +++ b/src/gallium/drivers/r600/r600_state.c @@ -37,6 +37,7 @@ #include <util/u_memory.h> #include <util/u_inlines.h> #include <util/u_framebuffer.h> +#include "util/u_transfer.h" #include <pipebuffer/pb_buffer.h> #include "r600.h" #include "r600d.h" @@ -941,6 +942,7 @@ void r600_init_state_functions(struct r600_pipe_context *rctx) rctx->context.set_vertex_sampler_views = r600_set_vs_sampler_view; rctx->context.set_viewport_state = r600_set_viewport_state; rctx->context.sampler_view_destroy = r600_sampler_view_destroy; + rctx->context.redefine_user_buffer = u_default_redefine_user_buffer; } void r600_init_config(struct r600_pipe_context *rctx) diff --git a/src/gallium/drivers/rbug/rbug_context.c b/src/gallium/drivers/rbug/rbug_context.c index 94e57e40f8..3aefb5b3bb 100644 --- a/src/gallium/drivers/rbug/rbug_context.c +++ b/src/gallium/drivers/rbug/rbug_context.c @@ -987,6 +987,19 @@ rbug_context_transfer_inline_write(struct pipe_context *_context, } +static void rbug_redefine_user_buffer(struct pipe_context *_context, + struct pipe_resource *_resource, + unsigned offset, unsigned size) +{ + struct rbug_context *rb_pipe = rbug_context(_context); + struct rbug_resource *rb_resource = rbug_resource(_resource); + struct pipe_context *context = rb_pipe->pipe; + struct pipe_resource *resource = rb_resource->resource; + + context->redefine_user_buffer(context, resource, offset, size); +} + + struct pipe_context * rbug_context_create(struct pipe_screen *_screen, struct pipe_context *pipe) { @@ -1072,6 +1085,7 @@ rbug_context_create(struct pipe_screen *_screen, struct pipe_context *pipe) rb_pipe->base.transfer_unmap = rbug_context_transfer_unmap; rb_pipe->base.transfer_flush_region = rbug_context_transfer_flush_region; rb_pipe->base.transfer_inline_write = rbug_context_transfer_inline_write; + rb_pipe->base.redefine_user_buffer = rbug_redefine_user_buffer; rb_pipe->pipe = pipe; diff --git a/src/gallium/drivers/softpipe/sp_state_vertex.c b/src/gallium/drivers/softpipe/sp_state_vertex.c index 5f4d661abd..aa0b333c7a 100644 --- a/src/gallium/drivers/softpipe/sp_state_vertex.c +++ b/src/gallium/drivers/softpipe/sp_state_vertex.c @@ -34,6 +34,7 @@ #include "util/u_memory.h" #include "util/u_inlines.h" +#include "util/u_transfer.h" #include "draw/draw_context.h" @@ -119,4 +120,5 @@ softpipe_init_vertex_funcs(struct pipe_context *pipe) pipe->set_vertex_buffers = softpipe_set_vertex_buffers; pipe->set_index_buffer = softpipe_set_index_buffer; + pipe->redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/svga/svga_pipe_vertex.c b/src/gallium/drivers/svga/svga_pipe_vertex.c index 86c79459f3..6bf37fbbba 100644 --- a/src/gallium/drivers/svga/svga_pipe_vertex.c +++ b/src/gallium/drivers/svga/svga_pipe_vertex.c @@ -27,6 +27,7 @@ #include "pipe/p_defines.h" #include "util/u_math.h" #include "util/u_memory.h" +#include "util/u_transfer.h" #include "tgsi/tgsi_parse.h" #include "svga_screen.h" @@ -131,6 +132,7 @@ void svga_init_vertex_functions( struct svga_context *svga ) svga->pipe.create_vertex_elements_state = svga_create_vertex_elements_state; svga->pipe.bind_vertex_elements_state = svga_bind_vertex_elements_state; svga->pipe.delete_vertex_elements_state = svga_delete_vertex_elements_state; + svga->pipe.redefine_user_buffer = u_default_redefine_user_buffer; } diff --git a/src/gallium/drivers/trace/tr_context.c b/src/gallium/drivers/trace/tr_context.c index eaabae8ce4..d24cc623c2 100644 --- a/src/gallium/drivers/trace/tr_context.c +++ b/src/gallium/drivers/trace/tr_context.c @@ -1419,6 +1419,28 @@ trace_context_transfer_inline_write(struct pipe_context *_context, } +static void trace_redefine_user_buffer(struct pipe_context *_context, + struct pipe_resource *_resource, + unsigned offset, unsigned size) +{ + struct trace_context *tr_context = trace_context(_context); + struct trace_resource *tr_tex = trace_resource(_resource); + struct pipe_context *context = tr_context->pipe; + struct pipe_resource *resource = tr_tex->resource; + + assert(resource->screen == context->screen); + + trace_dump_call_begin("pipe_context", "redefine_user_buffer"); + + trace_dump_arg(ptr, context); + trace_dump_arg(ptr, resource); + trace_dump_arg(uint, offset); + trace_dump_arg(uint, size); + + trace_dump_call_end(); + + context->redefine_user_buffer(context, resource, offset, size); +} static const struct debug_named_value rbug_blocker_flags[] = { @@ -1506,6 +1528,7 @@ trace_context_create(struct trace_screen *tr_scr, tr_ctx->base.transfer_unmap = trace_context_transfer_unmap; tr_ctx->base.transfer_flush_region = trace_context_transfer_flush_region; tr_ctx->base.transfer_inline_write = trace_context_transfer_inline_write; + tr_ctx->base.redefine_user_buffer = trace_redefine_user_buffer; tr_ctx->pipe = pipe; diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h index 589cac2ddd..24ee3fe117 100644 --- a/src/gallium/include/pipe/p_context.h +++ b/src/gallium/include/pipe/p_context.h @@ -399,6 +399,14 @@ struct pipe_context { unsigned stride, unsigned layer_stride); + + /* Notify a driver that a content of a user buffer has been changed. + * The changed range is [offset, offset+size-1]. + * The new width0 of the buffer is offset+size. */ + void (*redefine_user_buffer)(struct pipe_context *, + struct pipe_resource *, + unsigned offset, + unsigned size); }; diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c index dccbff3c1d..7a19f35bbf 100644 --- a/src/mesa/state_tracker/st_context.c +++ b/src/mesa/state_tracker/st_context.c @@ -203,6 +203,11 @@ static void st_destroy_context_priv( struct st_context *st ) st_destroy_drawpix(st); st_destroy_drawtex(st); + /* Unreference any user vertex buffers. */ + for (i = 0; i < st->num_user_vbs; i++) { + pipe_resource_reference(&st->user_vb[i], NULL); + } + for (i = 0; i < Elements(st->state.sampler_views); i++) { pipe_sampler_view_reference(&st->state.sampler_views[i], NULL); } diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h index 64a8f790e2..77765f0237 100644 --- a/src/mesa/state_tracker/st_context.h +++ b/src/mesa/state_tracker/st_context.h @@ -185,6 +185,11 @@ struct st_context int force_msaa; void *winsys_drawable_handle; + + /* User vertex buffers. */ + struct pipe_resource *user_vb[PIPE_MAX_ATTRIBS]; + unsigned user_vb_stride[PIPE_MAX_ATTRIBS]; + unsigned num_user_vbs; }; diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c index 34f75a3796..830e3e3c1b 100644 --- a/src/mesa/state_tracker/st_draw.c +++ b/src/mesa/state_tracker/st_draw.c @@ -330,6 +330,11 @@ setup_interleaved_attribs(struct gl_context *ctx, stride * (max_index + 1), PIPE_BIND_VERTEX_BUFFER); vbuffer->buffer_offset = 0; + + /* Track user vertex buffers. */ + pipe_resource_reference(&st->user_vb[0], vbuffer->buffer); + st->user_vb_stride[0] = stride; + st->num_user_vbs = 1; } vbuffer->stride = stride; /* in bytes */ } @@ -405,6 +410,11 @@ setup_non_interleaved_attribs(struct gl_context *ctx, } vbuffer[attr].buffer_offset = 0; + + /* Track user vertex buffers. */ + pipe_resource_reference(&st->user_vb[attr], vbuffer->buffer); + st->user_vb_stride[attr] = stride; + st->num_user_vbs = MAX2(st->num_user_vbs, attr+1); } /* common-case setup */ @@ -538,12 +548,20 @@ st_validate_varrays(struct gl_context *ctx, struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS]; unsigned num_vbuffers, num_velements; GLuint attr; + unsigned i; /* must get these after state validation! */ vp = st->vp; vpv = st->vp_variant; memset(velements, 0, sizeof(struct pipe_vertex_element) * vpv->num_inputs); + + /* Unreference any user vertex buffers. */ + for (i = 0; i < st->num_user_vbs; i++) { + pipe_resource_reference(&st->user_vb[i], NULL); + } + st->num_user_vbs = 0; + /* * Setup the vbuffer[] and velements[] arrays. */ @@ -646,6 +664,26 @@ st_draw_vbo(struct gl_context *ctx, #endif } + /* Notify the driver that the content of user buffers may have been + * changed. */ + if (!new_array && st->num_user_vbs) { + for (i = 0; i < st->num_user_vbs; i++) { + if (st->user_vb[i]) { + unsigned stride = st->user_vb_stride[i]; + + if (stride) { + pipe->redefine_user_buffer(pipe, st->user_vb[i], + min_index * stride, + (max_index + 1 - min_index) * stride); + } else { + /* stride == 0 */ + pipe->redefine_user_buffer(pipe, st->user_vb[i], + 0, st->user_vb[i]->width0); + } + } + } + } + setup_index_buffer(ctx, ib, &ibuffer); pipe->set_index_buffer(pipe, &ibuffer); |