X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fstate_tracker%2Fst_draw_feedback.c;h=09cd9511d9b9d205da696078f9ba41b35e97477e;hb=877128505431adaf817dc8069172ebe4a1cdf5d8;hp=7f392fc4916510cc8dd1640b2710b68849ae21cb;hpb=0072acd447dc6be652e63752e50215c3105322c8;p=mesa.git diff --git a/src/mesa/state_tracker/st_draw_feedback.c b/src/mesa/state_tracker/st_draw_feedback.c index 7f392fc4916..09cd9511d9b 100644 --- a/src/mesa/state_tracker/st_draw_feedback.c +++ b/src/mesa/state_tracker/st_draw_feedback.c @@ -1,6 +1,6 @@ /************************************************************************** * - * 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 @@ -18,7 +18,7 @@ * 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. @@ -40,13 +40,12 @@ #include "pipe/p_context.h" #include "pipe/p_defines.h" #include "util/u_inlines.h" +#include "util/u_draw.h" #include "draw/draw_private.h" #include "draw/draw_context.h" -#if FEATURE_feedback || FEATURE_rastpos - /** * Set the (private) draw module's post-transformed vertex format when in * GL_SELECT or GL_FEEDBACK mode or for glRasterPos. @@ -82,22 +81,43 @@ set_feedback_vertex_format(struct gl_context *ctx) } +/** + * Helper for drawing current vertex arrays. + */ +static void +draw_arrays(struct draw_context *draw, unsigned mode, + unsigned start, unsigned count) +{ + struct pipe_draw_info info; + + util_draw_init_info(&info); + + info.mode = mode; + info.start = start; + info.count = count; + info.min_index = start; + info.max_index = start + count - 1; + + draw_vbo(draw, &info); +} + + /** * Called by VBO to draw arrays when in selection or feedback mode and * to implement glRasterPos. * This is very much like the normal draw_vbo() function above. * Look at code refactoring some day. - * Might move this into the failover module some day. */ void st_feedback_draw_vbo(struct gl_context *ctx, - const struct gl_client_array **arrays, const struct _mesa_prim *prims, GLuint nr_prims, const struct _mesa_index_buffer *ib, GLboolean index_bounds_valid, GLuint min_index, - GLuint max_index) + GLuint max_index, + struct gl_transform_feedback_object *tfb_vertcount, + struct gl_buffer_object *indirect) { struct st_context *st = st_context(ctx); struct pipe_context *pipe = st->pipe; @@ -107,11 +127,11 @@ st_feedback_draw_vbo(struct gl_context *ctx, struct pipe_vertex_buffer vbuffers[PIPE_MAX_SHADER_INPUTS]; struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS]; struct pipe_index_buffer ibuffer; - struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS]; + struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {NULL}; struct pipe_transfer *ib_transfer = NULL; - struct pipe_transfer *cb_transfer; + const struct gl_client_array **arrays = ctx->Array._DrawArrays; GLuint attr, i; - ubyte *mapped_constants; + const GLubyte *low_addr = NULL; const void *mapped_indices = NULL; assert(draw); @@ -119,14 +139,14 @@ st_feedback_draw_vbo(struct gl_context *ctx, st_validate_state(st); if (!index_bounds_valid) - vbo_get_minmax_index(ctx, prims, ib, &min_index, &max_index); + vbo_get_minmax_indices(ctx, prims, ib, &min_index, &max_index, nr_prims); /* must get these after state validation! */ vp = st->vp; - vs = &st->vp_varient->tgsi; + vs = &st->vp_variant->tgsi; - if (!st->vp_varient->draw_shader) { - st->vp_varient->draw_shader = draw_create_vertex_shader(draw, vs); + if (!st->vp_variant->draw_shader) { + st->vp_variant->draw_shader = draw_create_vertex_shader(draw, vs); } /* @@ -136,12 +156,22 @@ st_feedback_draw_vbo(struct gl_context *ctx, * code sends state updates to the pipe, not to our private draw module. */ assert(draw); - draw_set_viewport_state(draw, &st->state.viewport); + draw_set_viewport_states(draw, 0, 1, &st->state.viewport); draw_set_clip_state(draw, &st->state.clip); draw_set_rasterizer_state(draw, &st->state.rasterizer, NULL); - draw_bind_vertex_shader(draw, st->vp_varient->draw_shader); + draw_bind_vertex_shader(draw, st->vp_variant->draw_shader); set_feedback_vertex_format(ctx); + /* Find the lowest address of the arrays we're drawing */ + if (vp->num_inputs) { + low_addr = arrays[vp->index_to_input[0]]->Ptr; + + for (attr = 1; attr < vp->num_inputs; attr++) { + const GLubyte *start = arrays[vp->index_to_input[attr]]->Ptr; + low_addr = MIN2(low_addr, start); + } + } + /* loop over TGSI shader inputs to determine vertex buffer * and attribute info */ @@ -159,70 +189,56 @@ st_feedback_draw_vbo(struct gl_context *ctx, assert(stobj->buffer); vbuffers[attr].buffer = NULL; + vbuffers[attr].user_buffer = NULL; pipe_resource_reference(&vbuffers[attr].buffer, stobj->buffer); - vbuffers[attr].buffer_offset = pointer_to_offset(arrays[0]->Ptr); - velements[attr].src_offset = arrays[mesaAttr]->Ptr - arrays[0]->Ptr; + vbuffers[attr].buffer_offset = pointer_to_offset(low_addr); + velements[attr].src_offset = arrays[mesaAttr]->Ptr - low_addr; + + /* map the attrib buffer */ + map = pipe_buffer_map(pipe, vbuffers[attr].buffer, + PIPE_TRANSFER_READ, + &vb_transfer[attr]); + draw_set_mapped_vertex_buffer(draw, attr, map, + vbuffers[attr].buffer->width0); } else { - /* attribute data is in user-space memory, not a VBO */ - uint bytes = (arrays[mesaAttr]->Size - * _mesa_sizeof_type(arrays[mesaAttr]->Type) - * (max_index + 1)); - - /* wrap user data */ - vbuffers[attr].buffer - = pipe_user_buffer_create(pipe->screen, (void *) arrays[mesaAttr]->Ptr, - bytes, - PIPE_BIND_VERTEX_BUFFER); + vbuffers[attr].buffer = NULL; + vbuffers[attr].user_buffer = arrays[mesaAttr]->Ptr; vbuffers[attr].buffer_offset = 0; velements[attr].src_offset = 0; + + draw_set_mapped_vertex_buffer(draw, attr, vbuffers[attr].user_buffer, + ~0); } /* common-case setup */ vbuffers[attr].stride = arrays[mesaAttr]->StrideB; /* in bytes */ - vbuffers[attr].max_index = max_index; velements[attr].instance_divisor = 0; velements[attr].vertex_buffer_index = attr; velements[attr].src_format = st_pipe_vertex_format(arrays[mesaAttr]->Type, arrays[mesaAttr]->Size, arrays[mesaAttr]->Format, - arrays[mesaAttr]->Normalized); + arrays[mesaAttr]->Normalized, + arrays[mesaAttr]->Integer); assert(velements[attr].src_format); /* tell draw about this attribute */ #if 0 draw_set_vertex_buffer(draw, attr, &vbuffer[attr]); #endif - - /* map the attrib buffer */ - map = pipe_buffer_map(pipe, vbuffers[attr].buffer, - PIPE_TRANSFER_READ, - &vb_transfer[attr]); - draw_set_mapped_vertex_buffer(draw, attr, map); } - draw_set_vertex_buffers(draw, vp->num_inputs, vbuffers); + draw_set_vertex_buffers(draw, 0, vp->num_inputs, vbuffers); draw_set_vertex_elements(draw, vp->num_inputs, velements); memset(&ibuffer, 0, sizeof(ibuffer)); if (ib) { struct gl_buffer_object *bufobj = ib->obj; - switch (ib->type) { - case GL_UNSIGNED_INT: - ibuffer.index_size = 4; - break; - case GL_UNSIGNED_SHORT: - ibuffer.index_size = 2; - break; - case GL_UNSIGNED_BYTE: - ibuffer.index_size = 1; - break; - default: - assert(0); - return; - } + ibuffer.index_size = vbo_sizeof_ib_type(ib->type); + if (ibuffer.index_size == 0) + goto out_unref_vertex; if (bufobj && bufobj->Name) { struct st_buffer_object *stobj = st_buffer_object(bufobj); @@ -238,18 +254,15 @@ st_feedback_draw_vbo(struct gl_context *ctx, mapped_indices = ib->ptr; } - draw_set_index_buffer(draw, &ibuffer); - draw_set_mapped_index_buffer(draw, mapped_indices); + draw_set_indexes(draw, + (ubyte *) mapped_indices + ibuffer.offset, + ibuffer.index_size, ~0); } - /* map constant buffers */ - mapped_constants = pipe_buffer_map(pipe, - st->state.constants[PIPE_SHADER_VERTEX], - PIPE_TRANSFER_READ, - &cb_transfer); + /* set the constant buffer */ draw_set_mapped_constant_buffer(st->draw, PIPE_SHADER_VERTEX, 0, - mapped_constants, - st->state.constants[PIPE_SHADER_VERTEX]->width0); + st->state.constants[PIPE_SHADER_VERTEX].ptr, + st->state.constants[PIPE_SHADER_VERTEX].size); /* draw here */ @@ -258,31 +271,22 @@ st_feedback_draw_vbo(struct gl_context *ctx, } - /* unmap constant buffers */ - pipe_buffer_unmap(pipe, st->state.constants[PIPE_SHADER_VERTEX], - cb_transfer); - /* * unmap vertex/index buffers */ - for (i = 0; i < PIPE_MAX_ATTRIBS; i++) { - if (draw->pt.vertex_buffer[i].buffer) { - pipe_buffer_unmap(pipe, draw->pt.vertex_buffer[i].buffer, - vb_transfer[i]); - pipe_resource_reference(&draw->pt.vertex_buffer[i].buffer, NULL); - draw_set_mapped_vertex_buffer(draw, i, NULL); - } - } - if (ib) { - draw_set_mapped_index_buffer(draw, NULL); - draw_set_index_buffer(draw, NULL); - + draw_set_indexes(draw, NULL, 0, 0); if (ib_transfer) - pipe_buffer_unmap(pipe, ibuffer.buffer, ib_transfer); + pipe_buffer_unmap(pipe, ib_transfer); pipe_resource_reference(&ibuffer.buffer, NULL); } -} - -#endif /* FEATURE_feedback || FEATURE_rastpos */ + out_unref_vertex: + for (attr = 0; attr < vp->num_inputs; attr++) { + if (vb_transfer[attr]) + pipe_buffer_unmap(pipe, vb_transfer[attr]); + draw_set_mapped_vertex_buffer(draw, attr, NULL, 0); + pipe_resource_reference(&vbuffers[attr].buffer, NULL); + } + draw_set_vertex_buffers(draw, 0, vp->num_inputs, NULL); +}