X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fstate_tracker%2Fst_cb_bufferobjects.c;h=db254c2144e205f179724d9ca9952add210d8d50;hb=d00e2763b153c212e8f01af610ae305606044bcc;hp=1b3991c3f6d3dc31a103e7c3d6e3d5bb2e71aecd;hpb=5649f886f76023532538b8792605a3578cec1ed1;p=mesa.git diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c index 1b3991c3f6d..db254c2144e 100644 --- a/src/mesa/state_tracker/st_cb_bufferobjects.c +++ b/src/mesa/state_tracker/st_cb_bufferobjects.c @@ -1,8 +1,8 @@ /************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * + * Copyright 2007 VMware, Inc. * 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 @@ -10,19 +10,19 @@ * 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 + * IN NO EVENT SHALL VMWARE 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. - * + * **************************************************************************/ @@ -31,6 +31,8 @@ */ +#include /* for PRId64 macro */ + #include "main/imports.h" #include "main/mtypes.h" #include "main/arrayobj.h" @@ -52,14 +54,14 @@ * internal structure where somehow shared. */ static struct gl_buffer_object * -st_bufferobj_alloc(struct gl_context *ctx, GLuint name, GLenum target) +st_bufferobj_alloc(struct gl_context *ctx, GLuint name) { struct st_buffer_object *st_obj = ST_CALLOC_STRUCT(st_buffer_object); if (!st_obj) return NULL; - _mesa_initialize_buffer_object(ctx, &st_obj->Base, name, target); + _mesa_initialize_buffer_object(ctx, &st_obj->Base, name); return &st_obj->Base; } @@ -76,11 +78,12 @@ st_bufferobj_free(struct gl_context *ctx, struct gl_buffer_object *obj) struct st_buffer_object *st_obj = st_buffer_object(obj); assert(obj->RefCount == 0); - assert(st_obj->transfer == NULL); + _mesa_buffer_unmap_all_mappings(ctx, obj); - if (st_obj->buffer) + if (st_obj->buffer) pipe_resource_reference(&st_obj->buffer, NULL); + free(st_obj->Base.Label); free(st_obj); } @@ -101,9 +104,9 @@ st_bufferobj_subdata(struct gl_context *ctx, struct st_buffer_object *st_obj = st_buffer_object(obj); /* we may be called from VBO code, so double-check params here */ - ASSERT(offset >= 0); - ASSERT(size >= 0); - ASSERT(offset + size <= obj->Size); + assert(offset >= 0); + assert(size >= 0); + assert(offset + size <= obj->Size); if (!size) return; @@ -145,9 +148,9 @@ st_bufferobj_get_subdata(struct gl_context *ctx, struct st_buffer_object *st_obj = st_buffer_object(obj); /* we may be called from VBO code, so double-check params here */ - ASSERT(offset >= 0); - ASSERT(size >= 0); - ASSERT(offset + size <= obj->Size); + assert(offset >= 0); + assert(size >= 0); + assert(offset + size <= obj->Size); if (!size) return; @@ -174,15 +177,20 @@ st_bufferobj_data(struct gl_context *ctx, GLenum target, GLsizeiptrARB size, const GLvoid * data, - GLenum usage, + GLenum usage, + GLbitfield storageFlags, struct gl_buffer_object *obj) { struct st_context *st = st_context(ctx); struct pipe_context *pipe = st->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); - unsigned bind, pipe_usage; + unsigned bind, pipe_usage, pipe_flags = 0; - if (st_obj->Base.Size == size && st_obj->Base.Usage == usage && data) { + if (target != GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD && + size && data && st_obj->buffer && + st_obj->Base.Size == size && + st_obj->Base.Usage == usage && + st_obj->Base.StorageFlags == storageFlags) { /* Just discard the old contents and write new data. * This should be the same as creating a new buffer, but we avoid * a lot of validation in Mesa. @@ -198,8 +206,9 @@ st_bufferobj_data(struct gl_context *ctx, st_obj->Base.Size = size; st_obj->Base.Usage = usage; - - switch(target) { + st_obj->Base.StorageFlags = storageFlags; + + switch (target) { case GL_PIXEL_PACK_BUFFER_ARB: case GL_PIXEL_UNPACK_BUFFER_ARB: bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW; @@ -219,51 +228,101 @@ st_bufferobj_data(struct gl_context *ctx, case GL_UNIFORM_BUFFER: bind = PIPE_BIND_CONSTANT_BUFFER; break; + case GL_DRAW_INDIRECT_BUFFER: + bind = PIPE_BIND_COMMAND_ARGS_BUFFER; + break; default: bind = 0; } - switch (usage) { - case GL_STATIC_DRAW: - case GL_STATIC_READ: - case GL_STATIC_COPY: - pipe_usage = PIPE_USAGE_STATIC; - break; - case GL_DYNAMIC_DRAW: - case GL_DYNAMIC_READ: - case GL_DYNAMIC_COPY: - pipe_usage = PIPE_USAGE_DYNAMIC; - break; - case GL_STREAM_DRAW: - case GL_STREAM_READ: - case GL_STREAM_COPY: - pipe_usage = PIPE_USAGE_STREAM; - break; - default: - pipe_usage = PIPE_USAGE_DEFAULT; + /* Set usage. */ + if (st_obj->Base.Immutable) { + /* BufferStorage */ + if (storageFlags & GL_CLIENT_STORAGE_BIT) + pipe_usage = PIPE_USAGE_STAGING; + else + pipe_usage = PIPE_USAGE_DEFAULT; + } + else { + /* BufferData */ + switch (usage) { + case GL_STATIC_DRAW: + case GL_STATIC_COPY: + default: + pipe_usage = PIPE_USAGE_DEFAULT; + break; + case GL_DYNAMIC_DRAW: + case GL_DYNAMIC_COPY: + pipe_usage = PIPE_USAGE_DYNAMIC; + break; + case GL_STREAM_DRAW: + case GL_STREAM_COPY: + /* XXX: Remove this test and fall-through when we have PBO unpacking + * acceleration. Right now, PBO unpacking is done by the CPU, so we + * have to make sure CPU reads are fast. + */ + if (target != GL_PIXEL_UNPACK_BUFFER_ARB) { + pipe_usage = PIPE_USAGE_STREAM; + break; + } + /* fall through */ + case GL_STATIC_READ: + case GL_DYNAMIC_READ: + case GL_STREAM_READ: + pipe_usage = PIPE_USAGE_STAGING; + break; + } } + /* Set flags. */ + if (storageFlags & GL_MAP_PERSISTENT_BIT) + pipe_flags |= PIPE_RESOURCE_FLAG_MAP_PERSISTENT; + if (storageFlags & GL_MAP_COHERENT_BIT) + pipe_flags |= PIPE_RESOURCE_FLAG_MAP_COHERENT; + pipe_resource_reference( &st_obj->buffer, NULL ); if (ST_DEBUG & DEBUG_BUFFER) { - debug_printf("Create buffer size %td bind 0x%x\n", size, bind); + debug_printf("Create buffer size %" PRId64 " bind 0x%x\n", + (int64_t) size, bind); } if (size != 0) { - st_obj->buffer = pipe_buffer_create(pipe->screen, bind, - pipe_usage, size); + struct pipe_screen *screen = pipe->screen; + struct pipe_resource buffer; + + memset(&buffer, 0, sizeof buffer); + buffer.target = PIPE_BUFFER; + buffer.format = PIPE_FORMAT_R8_UNORM; /* want TYPELESS or similar */ + buffer.bind = bind; + buffer.usage = pipe_usage; + buffer.flags = pipe_flags; + buffer.width0 = size; + buffer.height0 = 1; + buffer.depth0 = 1; + buffer.array_size = 1; + + if (target == GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD) { + st_obj->buffer = + screen->resource_from_user_memory(screen, &buffer, (void*)data); + } + else { + st_obj->buffer = screen->resource_create(screen, &buffer); + + if (st_obj->buffer && data) + pipe_buffer_write(pipe, st_obj->buffer, 0, size, data); + } if (!st_obj->buffer) { /* out of memory */ st_obj->Base.Size = 0; return GL_FALSE; } - - if (data) - pipe_buffer_write(pipe, st_obj->buffer, 0, size, data); - return GL_TRUE; } + /* BufferData may change an array or uniform buffer, need to update it */ + st->dirty.st |= ST_NEW_VERTEX_ARRAYS | ST_NEW_UNIFORM_BUFFER; + return GL_TRUE; } @@ -274,7 +333,8 @@ st_bufferobj_data(struct gl_context *ctx, static void * st_bufferobj_map_range(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, GLbitfield access, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct pipe_context *pipe = st_context(ctx)->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); @@ -298,10 +358,16 @@ st_bufferobj_map_range(struct gl_context *ctx, else flags |= PIPE_TRANSFER_DISCARD_RANGE; } - + if (access & GL_MAP_UNSYNCHRONIZED_BIT) flags |= PIPE_TRANSFER_UNSYNCHRONIZED; + if (access & GL_MAP_PERSISTENT_BIT) + flags |= PIPE_TRANSFER_PERSISTENT; + + if (access & GL_MAP_COHERENT_BIT) + flags |= PIPE_TRANSFER_COHERENT; + /* ... other flags ... */ @@ -313,28 +379,29 @@ st_bufferobj_map_range(struct gl_context *ctx, assert(offset < obj->Size); assert(offset + length <= obj->Size); - obj->Pointer = pipe_buffer_map_range(pipe, + obj->Mappings[index].Pointer = pipe_buffer_map_range(pipe, st_obj->buffer, offset, length, flags, - &st_obj->transfer); - if (obj->Pointer) { - obj->Offset = offset; - obj->Length = length; - obj->AccessFlags = access; + &st_obj->transfer[index]); + if (obj->Mappings[index].Pointer) { + obj->Mappings[index].Offset = offset; + obj->Mappings[index].Length = length; + obj->Mappings[index].AccessFlags = access; } else { - st_obj->transfer = NULL; + st_obj->transfer[index] = NULL; } - return obj->Pointer; + return obj->Mappings[index].Pointer; } static void st_bufferobj_flush_mapped_range(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct pipe_context *pipe = st_context(ctx)->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); @@ -342,14 +409,15 @@ st_bufferobj_flush_mapped_range(struct gl_context *ctx, /* Subrange is relative to mapped range */ assert(offset >= 0); assert(length >= 0); - assert(offset + length <= obj->Length); - assert(obj->Pointer); - + assert(offset + length <= obj->Mappings[index].Length); + assert(obj->Mappings[index].Pointer); + if (!length) return; - pipe_buffer_flush_mapped_range(pipe, st_obj->transfer, - obj->Offset + offset, length); + pipe_buffer_flush_mapped_range(pipe, st_obj->transfer[index], + obj->Mappings[index].Offset + offset, + length); } @@ -357,18 +425,19 @@ st_bufferobj_flush_mapped_range(struct gl_context *ctx, * Called via glUnmapBufferARB(). */ static GLboolean -st_bufferobj_unmap(struct gl_context *ctx, struct gl_buffer_object *obj) +st_bufferobj_unmap(struct gl_context *ctx, struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct pipe_context *pipe = st_context(ctx)->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); - if (obj->Length) - pipe_buffer_unmap(pipe, st_obj->transfer); + if (obj->Mappings[index].Length) + pipe_buffer_unmap(pipe, st_obj->transfer[index]); - st_obj->transfer = NULL; - obj->Pointer = NULL; - obj->Offset = 0; - obj->Length = 0; + st_obj->transfer[index] = NULL; + obj->Mappings[index].Pointer = NULL; + obj->Mappings[index].Offset = 0; + obj->Mappings[index].Length = 0; return GL_TRUE; } @@ -388,12 +457,12 @@ st_copy_buffer_subdata(struct gl_context *ctx, struct st_buffer_object *dstObj = st_buffer_object(dst); struct pipe_box box; - if(!size) + if (!size) return; /* buffer should not already be mapped */ - assert(!src->Pointer); - assert(!dst->Pointer); + assert(!_mesa_check_disallowed_mapping(src)); + assert(!_mesa_check_disallowed_mapping(dst)); u_box_1d(readOffset, size, &box); @@ -401,6 +470,33 @@ st_copy_buffer_subdata(struct gl_context *ctx, srcObj->buffer, 0, &box); } +/** + * Called via glClearBufferSubData(). + */ +static void +st_clear_buffer_subdata(struct gl_context *ctx, + GLintptr offset, GLsizeiptr size, + const GLvoid *clearValue, + GLsizeiptr clearValueSize, + struct gl_buffer_object *bufObj) +{ + struct pipe_context *pipe = st_context(ctx)->pipe; + struct st_buffer_object *buf = st_buffer_object(bufObj); + static const char zeros[16] = {0}; + + if (!pipe->clear_buffer) { + _mesa_ClearBufferSubData_sw(ctx, offset, size, + clearValue, clearValueSize, bufObj); + return; + } + + if (!clearValue) + clearValue = zeros; + + pipe->clear_buffer(pipe, buf->buffer, offset, size, + clearValue, clearValueSize); +} + /* TODO: if buffer wasn't created with appropriate usage flags, need * to recreate it now and copy contents -- or possibly create a @@ -418,6 +514,9 @@ st_bufferobj_validate_usage(struct st_context *st, void st_init_bufferobject_functions(struct dd_function_table *functions) { + /* plug in default driver fallbacks (such as for ClearBufferSubData) */ + _mesa_init_buffer_object_functions(functions); + functions->NewBufferObject = st_bufferobj_alloc; functions->DeleteBuffer = st_bufferobj_free; functions->BufferData = st_bufferobj_data; @@ -427,8 +526,9 @@ st_init_bufferobject_functions(struct dd_function_table *functions) functions->FlushMappedBufferRange = st_bufferobj_flush_mapped_range; functions->UnmapBuffer = st_bufferobj_unmap; functions->CopyBufferSubData = st_copy_buffer_subdata; + functions->ClearBufferSubData = st_clear_buffer_subdata; /* For GL_APPLE_vertex_array_object */ - functions->NewArrayObject = _mesa_new_array_object; - functions->DeleteArrayObject = _mesa_delete_array_object; + functions->NewArrayObject = _mesa_new_vao; + functions->DeleteArrayObject = _mesa_delete_vao; }