**************************************************************************/
#include "main/imports.h"
+#include "main/arrayobj.h"
#include "main/image.h"
#include "main/macros.h"
+#include "main/varray.h"
#include "vbo/vbo.h"
const struct pipe_shader_state *vs;
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] = {NULL};
struct pipe_transfer *ib_transfer = NULL;
- const struct gl_vertex_array **arrays = ctx->Array._DrawArrays;
GLuint attr, i;
- const GLubyte *low_addr = NULL;
const void *mapped_indices = NULL;
if (!draw)
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
*/
for (attr = 0; attr < vp->num_inputs; attr++) {
const GLuint mesaAttr = vp->index_to_input[attr];
- struct gl_buffer_object *bufobj = arrays[mesaAttr]->BufferObj;
+ const struct gl_vertex_buffer_binding *binding;
+ const struct gl_array_attributes *attrib;
void *map;
- if (bufobj && bufobj->Name) {
- /* Attribute data is in a VBO.
- * Recall that for VBOs, the gl_vertex_array->Ptr field is
- * really an offset from the start of the VBO, not a pointer.
- */
- struct st_buffer_object *stobj = st_buffer_object(bufobj);
+ _mesa_draw_attrib_and_binding(ctx, mesaAttr, &attrib, &binding);
+
+ if (_mesa_is_bufferobj(binding->BufferObj)) {
+ /* Attribute data is in a VBO. */
+ struct st_buffer_object *stobj = st_buffer_object(binding->BufferObj);
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(low_addr);
- velements[attr].src_offset = arrays[mesaAttr]->Ptr - low_addr;
+ vbuffers[attr].buffer.resource = NULL;
+ vbuffers[attr].is_user_buffer = false;
+ pipe_resource_reference(&vbuffers[attr].buffer.resource, stobj->buffer);
+ vbuffers[attr].buffer_offset = _mesa_draw_binding_offset(binding);
+ velements[attr].src_offset =
+ _mesa_draw_attributes_relative_offset(attrib);
/* map the attrib buffer */
- map = pipe_buffer_map(pipe, vbuffers[attr].buffer,
+ map = pipe_buffer_map(pipe, vbuffers[attr].buffer.resource,
PIPE_TRANSFER_READ,
&vb_transfer[attr]);
draw_set_mapped_vertex_buffer(draw, attr, map,
- vbuffers[attr].buffer->width0);
+ vbuffers[attr].buffer.resource->width0);
}
else {
- vbuffers[attr].buffer = NULL;
- vbuffers[attr].user_buffer = arrays[mesaAttr]->Ptr;
+ /* Attribute data is in a user space array. */
+ vbuffers[attr].buffer.user = attrib->Ptr;
+ vbuffers[attr].is_user_buffer = true;
vbuffers[attr].buffer_offset = 0;
velements[attr].src_offset = 0;
- draw_set_mapped_vertex_buffer(draw, attr, vbuffers[attr].user_buffer,
- ~0);
+ draw_set_mapped_vertex_buffer(draw, attr,
+ vbuffers[attr].buffer.user, ~0);
}
/* common-case setup */
- vbuffers[attr].stride = arrays[mesaAttr]->StrideB; /* in bytes */
+ vbuffers[attr].stride = binding->Stride; /* in bytes */
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]->Integer);
+ velements[attr].src_format = st_pipe_vertex_format(attrib);
assert(velements[attr].src_format);
/* tell draw about this attribute */
draw_set_vertex_buffers(draw, 0, vp->num_inputs, vbuffers);
draw_set_vertex_elements(draw, vp->num_inputs, velements);
- memset(&ibuffer, 0, sizeof(ibuffer));
+ unsigned start = 0;
+
if (ib) {
struct gl_buffer_object *bufobj = ib->obj;
+ unsigned index_size = ib->index_size;
- ibuffer.index_size = ib->index_size;
- if (ibuffer.index_size == 0)
+ if (index_size == 0)
goto out_unref_vertex;
if (bufobj && bufobj->Name) {
struct st_buffer_object *stobj = st_buffer_object(bufobj);
- pipe_resource_reference(&ibuffer.buffer, stobj->buffer);
- ibuffer.offset = pointer_to_offset(ib->ptr);
-
+ start = pointer_to_offset(ib->ptr) / index_size;
mapped_indices = pipe_buffer_map(pipe, stobj->buffer,
PIPE_TRANSFER_READ, &ib_transfer);
}
else {
- /* skip setting ibuffer.buffer as the draw module does not use it */
mapped_indices = ib->ptr;
}
draw_set_indexes(draw,
- (ubyte *) mapped_indices + ibuffer.offset,
- ibuffer.index_size, ~0);
+ (ubyte *) mapped_indices,
+ index_size, ~0);
}
/* set the constant buffer */
/* draw here */
for (i = 0; i < nr_prims; i++) {
- draw_arrays(draw, prims[i].mode, prims[i].start, prims[i].count);
+ draw_arrays(draw, prims[i].mode, start + prims[i].start, prims[i].count);
}
draw_set_indexes(draw, NULL, 0, 0);
if (ib_transfer)
pipe_buffer_unmap(pipe, ib_transfer);
- pipe_resource_reference(&ibuffer.buffer, NULL);
}
out_unref_vertex:
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);
+ pipe_vertex_buffer_unreference(&vbuffers[attr]);
}
draw_set_vertex_buffers(draw, 0, vp->num_inputs, NULL);
}
projects / mesa.git / blobdiff