**************************************************************************/
#include <assert.h>
-#include <pipe/p_context.h>
-#include <pipe/p_screen.h>
-#include <util/u_memory.h>
-#include <util/u_inlines.h>
#include <util/u_format.h>
#include "vl_vertex_buffers.h"
#include "vl_types.h"
/* vertices for a quad covering a block */
-static const struct quadf const_quad = {
- {0.0f, 1.0f}, {0.0f, 0.0f}, {1.0f, 0.0f}, {1.0f, 1.0f}
+static const struct vertex2f block_quad[4] = {
+ {0.0f, 0.0f}, {1.0f, 0.0f}, {1.0f, 1.0f}, {0.0f, 1.0f}
};
struct pipe_vertex_buffer
-vl_vb_upload_quads(struct pipe_context *pipe, unsigned max_blocks)
+vl_vb_upload_quads(struct pipe_context *pipe)
{
struct pipe_vertex_buffer quad;
struct pipe_transfer *buf_transfer;
- struct quadf *v;
+ struct vertex2f *v;
unsigned i;
assert(pipe);
- assert(max_blocks);
/* create buffer */
quad.stride = sizeof(struct vertex2f);
- quad.max_index = 4 * max_blocks - 1;
quad.buffer_offset = 0;
quad.buffer = pipe_buffer_create
(
pipe->screen,
PIPE_BIND_VERTEX_BUFFER,
- sizeof(struct vertex2f) * 4 * max_blocks
+ PIPE_USAGE_STATIC,
+ sizeof(struct vertex2f) * 4
);
if(!quad.buffer)
&buf_transfer
);
- for ( i = 0; i < max_blocks; ++i)
- memcpy(v + i, &const_quad, sizeof(const_quad));
+ for (i = 0; i < 4; ++i, ++v) {
+ v->x = block_quad[i].x;
+ v->y = block_quad[i].y;
+ }
pipe_buffer_unmap(pipe, buf_transfer);
return quad;
}
-struct pipe_vertex_element
+struct pipe_vertex_buffer
+vl_vb_upload_pos(struct pipe_context *pipe, unsigned width, unsigned height)
+{
+ struct pipe_vertex_buffer pos;
+ struct pipe_transfer *buf_transfer;
+ struct vertex2s *v;
+
+ unsigned x, y;
+
+ assert(pipe);
+
+ /* create buffer */
+ pos.stride = sizeof(struct vertex2s);
+ pos.buffer_offset = 0;
+ pos.buffer = pipe_buffer_create
+ (
+ pipe->screen,
+ PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_STATIC,
+ sizeof(struct vertex2s) * width * height
+ );
+
+ if(!pos.buffer)
+ return pos;
+
+ /* and fill it */
+ v = pipe_buffer_map
+ (
+ pipe,
+ pos.buffer,
+ PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
+ &buf_transfer
+ );
+
+ for ( y = 0; y < height; ++y) {
+ for ( x = 0; x < width; ++x, ++v) {
+ v->x = x;
+ v->y = y;
+ }
+ }
+
+ pipe_buffer_unmap(pipe, buf_transfer);
+
+ return pos;
+}
+
+struct pipe_vertex_buffer
+vl_vb_upload_block_num(struct pipe_context *pipe, unsigned num_blocks)
+{
+ struct pipe_vertex_buffer buf;
+ struct pipe_transfer *buf_transfer;
+ struct vertex2s *v;
+ unsigned i;
+
+ assert(pipe);
+
+ /* create buffer */
+ buf.stride = sizeof(struct vertex2s);
+ buf.buffer_offset = 0;
+ buf.buffer = pipe_buffer_create
+ (
+ pipe->screen,
+ PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_STATIC,
+ sizeof(struct vertex2s) * num_blocks
+ );
+
+ if(!buf.buffer)
+ return buf;
+
+ /* and fill it */
+ v = pipe_buffer_map
+ (
+ pipe,
+ buf.buffer,
+ PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
+ &buf_transfer
+ );
+
+ for ( i = 0; i < num_blocks; ++i, ++v) {
+ v->x = i;
+ v->y = i;
+ }
+
+ pipe_buffer_unmap(pipe, buf_transfer);
+
+ return buf;
+}
+
+static struct pipe_vertex_element
vl_vb_get_quad_vertex_element(void)
{
struct pipe_vertex_element element;
return element;
}
-unsigned
+static void
vl_vb_element_helper(struct pipe_vertex_element* elements, unsigned num_elements,
- unsigned vertex_buffer_index)
+ unsigned vertex_buffer_index)
{
- unsigned i, size, offset = 0;
+ unsigned i, offset = 0;
assert(elements && num_elements);
for ( i = 0; i < num_elements; ++i ) {
elements[i].src_offset = offset;
- elements[i].instance_divisor = 0;
+ elements[i].instance_divisor = 1;
elements[i].vertex_buffer_index = vertex_buffer_index;
offset += util_format_get_blocksize(elements[i].src_format);
}
+}
+
+void *
+vl_vb_get_ves_ycbcr(struct pipe_context *pipe)
+{
+ struct pipe_vertex_element vertex_elems[NUM_VS_INPUTS];
+
+ assert(pipe);
+
+ memset(&vertex_elems, 0, sizeof(vertex_elems));
+ vertex_elems[VS_I_RECT] = vl_vb_get_quad_vertex_element();
+
+ /* Position element */
+ vertex_elems[VS_I_VPOS].src_format = PIPE_FORMAT_R8G8B8A8_USCALED;
- return offset;
+ vl_vb_element_helper(&vertex_elems[VS_I_VPOS], 1, 1);
+
+ /* block num element */
+ vertex_elems[VS_I_BLOCK_NUM].src_format = PIPE_FORMAT_R16G16_SSCALED;
+
+ vl_vb_element_helper(&vertex_elems[VS_I_BLOCK_NUM], 1, 2);
+
+ return pipe->create_vertex_elements_state(pipe, 3, vertex_elems);
}
-struct pipe_vertex_buffer
+void *
+vl_vb_get_ves_mv(struct pipe_context *pipe)
+{
+ struct pipe_vertex_element vertex_elems[NUM_VS_INPUTS];
+
+ assert(pipe);
+
+ memset(&vertex_elems, 0, sizeof(vertex_elems));
+ vertex_elems[VS_I_RECT] = vl_vb_get_quad_vertex_element();
+
+ /* Position element */
+ vertex_elems[VS_I_VPOS].src_format = PIPE_FORMAT_R16G16_SSCALED;
+
+ vl_vb_element_helper(&vertex_elems[VS_I_VPOS], 1, 1);
+
+ /* motion vector TOP element */
+ vertex_elems[VS_I_MV_TOP].src_format = PIPE_FORMAT_R16G16B16A16_SSCALED;
+
+ /* motion vector BOTTOM element */
+ vertex_elems[VS_I_MV_BOTTOM].src_format = PIPE_FORMAT_R16G16B16A16_SSCALED;
+
+ vl_vb_element_helper(&vertex_elems[VS_I_MV_TOP], 2, 2);
+
+ return pipe->create_vertex_elements_state(pipe, NUM_VS_INPUTS, vertex_elems);
+}
+
+bool
vl_vb_init(struct vl_vertex_buffer *buffer, struct pipe_context *pipe,
- unsigned max_blocks, unsigned stride)
+ unsigned width, unsigned height)
{
- struct pipe_vertex_buffer buf;
+ unsigned i, size;
assert(buffer);
- buffer->num_verts = 0;
- buffer->stride = stride;
+ buffer->width = width;
+ buffer->height = height;
+
+ size = width * height;
+
+ for (i = 0; i < VL_MAX_PLANES; ++i) {
+ buffer->ycbcr[i].resource = pipe_buffer_create
+ (
+ pipe->screen,
+ PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_STREAM,
+ sizeof(struct vl_ycbcr_block) * size * 4
+ );
+ if (!buffer->ycbcr[i].resource)
+ goto error_ycbcr;
+ }
+
+ for (i = 0; i < VL_MAX_REF_FRAMES; ++i) {
+ buffer->mv[i].resource = pipe_buffer_create
+ (
+ pipe->screen,
+ PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_STREAM,
+ sizeof(struct vl_motionvector) * size
+ );
+ if (!buffer->mv[i].resource)
+ goto error_mv;
+ }
+
+ vl_vb_map(buffer, pipe);
+ return true;
+
+error_mv:
+ for (i = 0; i < VL_MAX_PLANES; ++i)
+ pipe_resource_reference(&buffer->mv[i].resource, NULL);
+
+error_ycbcr:
+ for (i = 0; i < VL_MAX_PLANES; ++i)
+ pipe_resource_reference(&buffer->ycbcr[i].resource, NULL);
+ return false;
+}
+
+unsigned
+vl_vb_attributes_per_plock(struct vl_vertex_buffer *buffer)
+{
+ return 1;
+}
- buf.stride = stride;
- buf.max_index = 4 * max_blocks - 1;
+struct pipe_vertex_buffer
+vl_vb_get_ycbcr(struct vl_vertex_buffer *buffer, int component)
+{
+ struct pipe_vertex_buffer buf;
+
+ assert(buffer);
+
+ buf.stride = sizeof(struct vl_ycbcr_block);
buf.buffer_offset = 0;
- buf.buffer = pipe_buffer_create
- (
- pipe->screen,
- PIPE_BIND_VERTEX_BUFFER,
- stride * 4 * max_blocks
- );
+ buf.buffer = buffer->ycbcr[component].resource;
- pipe_resource_reference(&buffer->resource, buf.buffer);
+ return buf;
+}
- vl_vb_map(buffer, pipe);
+struct pipe_vertex_buffer
+vl_vb_get_mv(struct vl_vertex_buffer *buffer, int motionvector)
+{
+ struct pipe_vertex_buffer buf;
+
+ assert(buffer);
+
+ buf.stride = sizeof(struct vl_motionvector);
+ buf.buffer_offset = 0;
+ buf.buffer = buffer->mv[motionvector].resource;
return buf;
}
void
vl_vb_map(struct vl_vertex_buffer *buffer, struct pipe_context *pipe)
{
+ unsigned i;
+
assert(buffer && pipe);
- buffer->vectors = pipe_buffer_map
- (
- pipe,
- buffer->resource,
- PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
- &buffer->transfer
- );
+ for (i = 0; i < VL_MAX_PLANES; ++i) {
+ buffer->ycbcr[i].vertex_stream = pipe_buffer_map
+ (
+ pipe,
+ buffer->ycbcr[i].resource,
+ PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
+ &buffer->ycbcr[i].transfer
+ );
+ }
+
+ for (i = 0; i < VL_MAX_REF_FRAMES; ++i) {
+ buffer->mv[i].vertex_stream = pipe_buffer_map
+ (
+ pipe,
+ buffer->mv[i].resource,
+ PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
+ &buffer->mv[i].transfer
+ );
+ }
+
}
-void
-vl_vb_unmap(struct vl_vertex_buffer *buffer, struct pipe_context *pipe)
+struct vl_ycbcr_block *
+vl_vb_get_ycbcr_stream(struct vl_vertex_buffer *buffer, int component)
{
- assert(buffer && pipe);
+ assert(buffer);
+ assert(component < VL_MAX_PLANES);
- pipe_buffer_unmap(pipe, buffer->transfer);
+ return buffer->ycbcr[component].vertex_stream;
}
unsigned
-vl_vb_restart(struct vl_vertex_buffer *buffer)
+vl_vb_get_mv_stream_stride(struct vl_vertex_buffer *buffer)
+{
+ assert(buffer);
+
+ return buffer->width;
+}
+
+struct vl_motionvector *
+vl_vb_get_mv_stream(struct vl_vertex_buffer *buffer, int ref_frame)
{
assert(buffer);
+ assert(ref_frame < VL_MAX_REF_FRAMES);
- unsigned todo = buffer->num_verts;
- buffer->num_verts = 0;
- return todo;
+ return buffer->mv[ref_frame].vertex_stream;
+}
+
+void
+vl_vb_unmap(struct vl_vertex_buffer *buffer, struct pipe_context *pipe)
+{
+ unsigned i;
+
+ assert(buffer && pipe);
+
+ for (i = 0; i < VL_MAX_PLANES; ++i) {
+ pipe_buffer_unmap(pipe, buffer->ycbcr[i].transfer);
+ }
+
+ for (i = 0; i < VL_MAX_REF_FRAMES; ++i) {
+ pipe_buffer_unmap(pipe, buffer->mv[i].transfer);
+ }
}
void
vl_vb_cleanup(struct vl_vertex_buffer *buffer)
{
+ unsigned i;
+
assert(buffer);
- pipe_resource_reference(&buffer->resource, NULL);
+ for (i = 0; i < VL_MAX_PLANES; ++i) {
+ pipe_resource_reference(&buffer->ycbcr[i].resource, NULL);
+ }
+
+ for (i = 0; i < VL_MAX_REF_FRAMES; ++i) {
+ pipe_resource_reference(&buffer->mv[i].resource, NULL);
+ }
}
projects / mesa.git / blobdiff