From 978799beb2a9c51550abb1f37bb6f63d06bc4717 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 13 Oct 2008 16:43:11 -0600 Subject: cell: initial work for mipmap texture filtering --- src/gallium/drivers/cell/ppu/cell_screen.c | 4 +-- src/gallium/drivers/cell/ppu/cell_state_emit.c | 18 ++++++---- src/gallium/drivers/cell/ppu/cell_texture.c | 48 ++++++++++++++++---------- src/gallium/drivers/cell/ppu/cell_texture.h | 6 ++-- 4 files changed, 46 insertions(+), 30 deletions(-) (limited to 'src/gallium/drivers/cell/ppu') diff --git a/src/gallium/drivers/cell/ppu/cell_screen.c b/src/gallium/drivers/cell/ppu/cell_screen.c index 47ba6fa290..d223557950 100644 --- a/src/gallium/drivers/cell/ppu/cell_screen.c +++ b/src/gallium/drivers/cell/ppu/cell_screen.c @@ -76,11 +76,11 @@ cell_get_param(struct pipe_screen *screen, int param) case PIPE_CAP_TEXTURE_SHADOW_MAP: return 10; case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: - return 12; /* max 2Kx2K */ + return CELL_MAX_TEXTURE_LEVELS; case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: return 8; /* max 128x128x128 */ case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: - return 12; /* max 2Kx2K */ + return CELL_MAX_TEXTURE_LEVELS; default: return 10; } diff --git a/src/gallium/drivers/cell/ppu/cell_state_emit.c b/src/gallium/drivers/cell/ppu/cell_state_emit.c index cbfa393cfb..7090b4c99f 100644 --- a/src/gallium/drivers/cell/ppu/cell_state_emit.c +++ b/src/gallium/drivers/cell/ppu/cell_state_emit.c @@ -211,14 +211,20 @@ cell_emit_state(struct cell_context *cell) texture->opcode = CELL_CMD_STATE_TEXTURE; texture->unit = i; if (cell->texture[i]) { - texture->start = cell->texture[i]->tiled_data; - texture->width = cell->texture[i]->base.width[0]; - texture->height = cell->texture[i]->base.height[0]; + uint level; + for (level = 0; level < CELL_MAX_TEXTURE_LEVELS; level++) { + texture->start[level] = cell->texture[i]->tiled_data[level]; + texture->width[level] = cell->texture[i]->base.width[level]; + texture->height[level] = cell->texture[i]->base.height[level]; + } } else { - texture->start = NULL; - texture->width = 1; - texture->height = 1; + uint level; + for (level = 0; level < CELL_MAX_TEXTURE_LEVELS; level++) { + texture->start[level] = NULL; + texture->width[level] = 1; + texture->height[level] = 1; + } } } } diff --git a/src/gallium/drivers/cell/ppu/cell_texture.c b/src/gallium/drivers/cell/ppu/cell_texture.c index b6590dfb86..f5f81ac3cc 100644 --- a/src/gallium/drivers/cell/ppu/cell_texture.c +++ b/src/gallium/drivers/cell/ppu/cell_texture.c @@ -66,6 +66,8 @@ cell_texture_layout(struct cell_texture * spt) unsigned size; unsigned w_tile, h_tile; + assert(level < CELL_MAX_TEXTURE_LEVELS); + /* width, height, rounded up to tile size */ w_tile = align(width, TILE_SIZE); h_tile = align(height, TILE_SIZE); @@ -249,33 +251,41 @@ cell_tile_texture(struct cell_context *cell, struct cell_texture *texture) { struct pipe_screen *screen = cell->pipe.screen; - uint face = 0, level = 0, zslice = 0; - struct pipe_surface *surf; - const uint w = texture->base.width[0], h = texture->base.height[0]; + uint face = 0, level, zslice = 0; const uint *src; - /* temporary restrictions: */ - assert(w >= TILE_SIZE); - assert(h >= TILE_SIZE); - assert(w % TILE_SIZE == 0); - assert(h % TILE_SIZE == 0); + for (level = 0; level <= texture->base.last_level; level++) { + if (!texture->tiled_data[level]) { + struct pipe_surface *surf; - surf = screen->get_tex_surface(screen, &texture->base, face, level, zslice, - PIPE_BUFFER_USAGE_CPU_WRITE); - ASSERT(surf); + const uint w = texture->base.width[level], h = texture->base.height[level]; - src = (const uint *) pipe_surface_map(surf, PIPE_BUFFER_USAGE_CPU_WRITE); + if (w < 32 || h < 32) + continue; + /* temporary restrictions: */ + assert(w >= TILE_SIZE); + assert(h >= TILE_SIZE); + assert(w % TILE_SIZE == 0); + assert(h % TILE_SIZE == 0); - if (texture->tiled_data) { - align_free(texture->tiled_data); - } - texture->tiled_data = align_malloc(w * h * 4, 16); + surf = screen->get_tex_surface(screen, &texture->base, face, level, zslice, + PIPE_BUFFER_USAGE_CPU_WRITE); + ASSERT(surf); + + src = (const uint *) pipe_surface_map(surf, PIPE_BUFFER_USAGE_CPU_WRITE); - tile_copy_data(w, h, TILE_SIZE, texture->tiled_data, src); + if (texture->tiled_data[level]) { + align_free(texture->tiled_data[level]); + } + texture->tiled_data[level] = align_malloc(w * h * 4, 16); - pipe_surface_unmap(surf); + tile_copy_data(w, h, TILE_SIZE, texture->tiled_data[level], src); - pipe_surface_reference(&surf, NULL); + pipe_surface_unmap(surf); + + pipe_surface_reference(&surf, NULL); + } + } } diff --git a/src/gallium/drivers/cell/ppu/cell_texture.h b/src/gallium/drivers/cell/ppu/cell_texture.h index 6d37e95ebc..6d35736984 100644 --- a/src/gallium/drivers/cell/ppu/cell_texture.h +++ b/src/gallium/drivers/cell/ppu/cell_texture.h @@ -40,15 +40,15 @@ struct cell_texture { struct pipe_texture base; - unsigned long level_offset[PIPE_MAX_TEXTURE_LEVELS]; - unsigned long stride[PIPE_MAX_TEXTURE_LEVELS]; + unsigned long level_offset[CELL_MAX_TEXTURE_LEVELS]; + unsigned long stride[CELL_MAX_TEXTURE_LEVELS]; /* The data is held here: */ struct pipe_buffer *buffer; unsigned long buffer_size; - void *tiled_data; /* XXX this may be temporary */ /*ALIGN16*/ + void *tiled_data[CELL_MAX_TEXTURE_LEVELS]; /* XXX this may be temporary */ /*ALIGN16*/ }; -- cgit v1.2.3