From f39e6c9c816b603a4ed8fd8cda8569b7e13c1f68 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 21 Oct 2010 19:11:23 +1000 Subject: r600g: start splitting out common code from eg/r600. no point duplicating code that doesn't touch hw, also make it easier to spot mistakes --- src/gallium/drivers/r600/r600_state_common.c | 123 +++++++++++++++++++++++++++ 1 file changed, 123 insertions(+) create mode 100644 src/gallium/drivers/r600/r600_state_common.c (limited to 'src/gallium/drivers/r600/r600_state_common.c') diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c new file mode 100644 index 0000000000..722ce32263 --- /dev/null +++ b/src/gallium/drivers/r600/r600_state_common.c @@ -0,0 +1,123 @@ +/* + * Copyright 2010 Red Hat Inc. + * 2010 Jerome Glisse + * + * 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 without limitation + * on the rights to use, copy, modify, merge, publish, 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 + * THE AUTHOR(S) AND/OR THEIR 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. + * + * Authors: Dave Airlie + * Jerome Glisse + */ +#include +#include +#include +#include "r600_pipe.h" + +/* common state between evergreen and r600 */ + +void r600_set_index_buffer(struct pipe_context *ctx, + const struct pipe_index_buffer *ib) +{ + struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx; + + if (ib) { + pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer); + memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer)); + } else { + pipe_resource_reference(&rctx->index_buffer.buffer, NULL); + memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer)); + } + + /* TODO make this more like a state */ +} + +void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count, + const struct pipe_vertex_buffer *buffers) +{ + struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx; + struct pipe_vertex_buffer *vbo; + unsigned max_index = (unsigned)-1; + + for (int i = 0; i < rctx->nvertex_buffer; i++) { + pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL); + } + memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count); + + for (int i = 0; i < count; i++) { + vbo = (struct pipe_vertex_buffer*)&buffers[i]; + + rctx->vertex_buffer[i].buffer = NULL; + if (r600_buffer_is_user_buffer(buffers[i].buffer)) + rctx->any_user_vbs = TRUE; + pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer); + + if (vbo->max_index == ~0) { + if (!vbo->stride) + vbo->max_index = 1; + else + vbo->max_index = (vbo->buffer->width0 - vbo->buffer_offset) / vbo->stride; + } + max_index = MIN2(vbo->max_index, max_index); + } + rctx->nvertex_buffer = count; + rctx->vb_max_index = max_index; +} + + +#define FORMAT_REPLACE(what, withwhat) \ + case PIPE_FORMAT_##what: *format = PIPE_FORMAT_##withwhat; break + +void *r600_create_vertex_elements(struct pipe_context *ctx, + unsigned count, + const struct pipe_vertex_element *elements) +{ + struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element); + int i; + enum pipe_format *format; + + assert(count < 32); + if (!v) + return NULL; + + v->count = count; + memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element)); + + for (i = 0; i < count; i++) { + v->hw_format[i] = v->elements[i].src_format; + format = &v->hw_format[i]; + + switch (*format) { + FORMAT_REPLACE(R64_FLOAT, R32_FLOAT); + FORMAT_REPLACE(R64G64_FLOAT, R32G32_FLOAT); + FORMAT_REPLACE(R64G64B64_FLOAT, R32G32B32_FLOAT); + FORMAT_REPLACE(R64G64B64A64_FLOAT, R32G32B32A32_FLOAT); + default:; + } + v->incompatible_layout = + v->incompatible_layout || + v->elements[i].src_format != v->hw_format[i] || + v->elements[i].src_offset % 4 != 0; + + v->hw_format_size[i] = + align(util_format_get_blocksize(v->hw_format[i]), 4); + } + + v->refcount = 1; + return v; +} -- cgit v1.2.3