diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/gallium/auxiliary/vl/vl_idct.c | 137 | ||||
-rw-r--r-- | src/gallium/auxiliary/vl/vl_idct.h | 6 |
2 files changed, 91 insertions, 52 deletions
diff --git a/src/gallium/auxiliary/vl/vl_idct.c b/src/gallium/auxiliary/vl/vl_idct.c index 00aa829f6d2..74adaf3dd4c 100644 --- a/src/gallium/auxiliary/vl/vl_idct.c +++ b/src/gallium/auxiliary/vl/vl_idct.c @@ -355,45 +355,6 @@ create_empty_block_frag_shader(struct vl_idct *idct) return ureg_create_shader_and_destroy(shader, idct->pipe); } -static void -xfer_buffers_map(struct vl_idct *idct) -{ - struct pipe_box rect = - { - 0, 0, 0, - idct->textures.individual.source->width0, - idct->textures.individual.source->height0, - 1 - }; - - idct->tex_transfer = idct->pipe->get_transfer - ( - idct->pipe, idct->textures.individual.source, - u_subresource(0, 0), - PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD, - &rect - ); - - idct->texels = idct->pipe->transfer_map(idct->pipe, idct->tex_transfer); - - idct->vectors = pipe_buffer_map - ( - idct->pipe, - idct->vertex_bufs.individual.pos.buffer, - PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD, - &idct->vec_transfer - ); -} - -static void -xfer_buffers_unmap(struct vl_idct *idct) -{ - pipe_buffer_unmap(idct->pipe, idct->vertex_bufs.individual.pos.buffer, idct->vec_transfer); - - idct->pipe->transfer_unmap(idct->pipe, idct->tex_transfer); - idct->pipe->transfer_destroy(idct->pipe, idct->tex_transfer); -} - static bool init_shaders(struct vl_idct *idct) { @@ -678,6 +639,50 @@ vl_idct_upload_matrix(struct pipe_context *pipe) return matrix; } +static void +xfer_buffers_map(struct vl_idct *idct) +{ + struct pipe_box rect = + { + 0, 0, 0, + idct->textures.individual.source->width0, + idct->textures.individual.source->height0, + 1 + }; + + idct->tex_transfer = idct->pipe->get_transfer + ( + idct->pipe, idct->textures.individual.source, + u_subresource(0, 0), + PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD, + &rect + ); + + idct->texels = idct->pipe->transfer_map(idct->pipe, idct->tex_transfer); + + idct->vectors = pipe_buffer_map + ( + idct->pipe, + idct->vertex_bufs.individual.pos.buffer, + PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD, + &idct->vec_transfer + ); + + idct->next_empty_block.l_x = ~1; + idct->next_empty_block.l_y = ~1; + idct->next_empty_block.r_x = ~1; + idct->next_empty_block.r_y = ~1; +} + +static void +xfer_buffers_unmap(struct vl_idct *idct) +{ + pipe_buffer_unmap(idct->pipe, idct->vertex_bufs.individual.pos.buffer, idct->vec_transfer); + + idct->pipe->transfer_unmap(idct->pipe, idct->tex_transfer); + idct->pipe->transfer_destroy(idct->pipe, idct->tex_transfer); +} + bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_resource *dst, struct pipe_resource *matrix) { @@ -715,13 +720,44 @@ vl_idct_cleanup(struct vl_idct *idct) pipe_resource_reference(&idct->destination, NULL); } +static void +flush_empty_block(struct vl_idct *idct, unsigned new_x, unsigned new_y) +{ + if (idct->next_empty_block.l_x == ~1 || + idct->next_empty_block.l_y == ~1) { + + idct->next_empty_block.l_x = new_x; + idct->next_empty_block.l_y = new_y; + + } else if (idct->next_empty_block.r_x != (new_x - 1) || + idct->next_empty_block.r_y != new_y) { + + struct vertex2f l, r, *v_dst; + + v_dst = idct->vectors + (idct->max_blocks - idct->num_empty_blocks) * 4 - 4; + + l.x = idct->next_empty_block.l_x; + l.y = idct->next_empty_block.l_y; + r.x = idct->next_empty_block.r_x; + r.y = idct->next_empty_block.r_y; + v_dst[0] = v_dst[3] = l; + v_dst[1] = v_dst[2] = r; + + idct->next_empty_block.l_x = new_x; + idct->next_empty_block.l_y = new_y; + idct->num_empty_blocks++; + } + + idct->next_empty_block.r_x = new_x; + idct->next_empty_block.r_y = new_y; +} + void vl_idct_add_block(struct vl_idct *idct, unsigned x, unsigned y, short *block) { struct vertex2f v, *v_dst; unsigned tex_pitch; - unsigned nr_components; short *texels; unsigned i; @@ -729,8 +765,6 @@ vl_idct_add_block(struct vl_idct *idct, unsigned x, unsigned y, short *block) assert(idct); if(block) { - nr_components = util_format_get_nr_components(idct->tex_transfer->resource->format); - tex_pitch = idct->tex_transfer->stride / sizeof(short); texels = idct->texels + y * tex_pitch * BLOCK_HEIGHT + x * BLOCK_WIDTH; @@ -742,25 +776,24 @@ vl_idct_add_block(struct vl_idct *idct, unsigned x, unsigned y, short *block) idct->num_blocks++; - } else { - - /* while empty blocks fills the vector buffer from right to left */ - v_dst = idct->vectors + (idct->max_blocks - idct->num_empty_blocks) * 4 - 4; + v.x = x; + v.y = y; - idct->num_empty_blocks++; - } + for (i = 0; i < 4; ++i) { + v_dst[i] = v; + } - v.x = x; - v.y = y; + } else { - for (i = 0; i < 4; ++i) { - v_dst[i] = v; + /* while empty blocks fills the vector buffer from right to left */ + flush_empty_block(idct, x, y); } } void vl_idct_flush(struct vl_idct *idct) { + flush_empty_block(idct, ~1, ~1); xfer_buffers_unmap(idct); if(idct->num_blocks > 0) { diff --git a/src/gallium/auxiliary/vl/vl_idct.h b/src/gallium/auxiliary/vl/vl_idct.h index 7234382196f..c26f5cb8c09 100644 --- a/src/gallium/auxiliary/vl/vl_idct.h +++ b/src/gallium/auxiliary/vl/vl_idct.h @@ -83,6 +83,12 @@ struct vl_idct } vertex_bufs; unsigned num_blocks; + + struct + { + unsigned l_x, l_y, r_x, r_y; + } next_empty_block; + unsigned num_empty_blocks; struct pipe_transfer *tex_transfer; |