X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fdrivers%2Fr300%2Fr300_texture.c;h=34a49bec34c31303466ed15d7df1226716cc626b;hb=ca0e88ce9298516087825758dd97dd0636d9f19c;hp=63fc6a235ac41d0c885328546c7b0b0e6052052c;hpb=a3eb0f718e19653a2ad8e49396c904183be456f3;p=mesa.git diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c index 63fc6a235ac..34a49bec34c 100644 --- a/src/gallium/drivers/r300/r300_texture.c +++ b/src/gallium/drivers/r300/r300_texture.c @@ -22,6 +22,7 @@ #include "pipe/p_screen.h" +#include "util/u_format.h" #include "util/u_math.h" #include "util/u_memory.h" @@ -29,10 +30,25 @@ #include "r300_texture.h" #include "r300_screen.h" -static void r300_setup_texture_state(struct r300_texture* tex, boolean is_r500) +#include "radeon_winsys.h" + +#define TILE_WIDTH 0 +#define TILE_HEIGHT 1 + +static const unsigned microblock_table[5][3][2] = { + /*linear tiled square-tiled */ + {{32, 1}, {8, 4}, {0, 0}}, /* 8 bits per pixel */ + {{16, 1}, {8, 2}, {4, 4}}, /* 16 bits per pixel */ + {{ 8, 1}, {4, 2}, {0, 0}}, /* 32 bits per pixel */ + {{ 4, 1}, {0, 0}, {2, 2}}, /* 64 bits per pixel */ + {{ 2, 1}, {0, 0}, {0, 0}} /* 128 bits per pixel */ +}; + +static void r300_setup_texture_state(struct r300_screen* screen, struct r300_texture* tex) { struct r300_texture_state* state = &tex->state; struct pipe_texture *pt = &tex->tex; + boolean is_r500 = screen->caps->is_r500; state->format0 = R300_TX_WIDTH((pt->width0 - 1) & 0x7ff) | R300_TX_HEIGHT((pt->height0 - 1) & 0x7ff); @@ -64,10 +80,23 @@ static void r300_setup_texture_state(struct r300_texture* tex, boolean is_r500) state->format2 |= R500_TXHEIGHT_BIT11; } } - assert(is_r500 || (pt->width0 <= 2048 && pt->height0 <= 2048)); - debug_printf("r300: Set texture state (%dx%d, %d levels)\n", - pt->width0, pt->height0, pt->last_level); + SCREEN_DBG(screen, DBG_TEX, "r300: Set texture state (%dx%d, %d levels)\n", + pt->width0, pt->height0, pt->last_level); +} + +void r300_texture_reinterpret_format(struct pipe_screen *screen, + struct pipe_texture *tex, + enum pipe_format new_format) +{ + struct r300_screen *r300screen = r300_screen(screen); + + SCREEN_DBG(r300screen, DBG_TEX, "r300: Reinterpreting format: %s -> %s\n", + util_format_name(tex->format), util_format_name(new_format)); + + tex->format = new_format; + + r300_setup_texture_state(r300_screen(screen), (struct r300_texture*)tex); } unsigned r300_texture_get_offset(struct r300_texture* tex, unsigned level, @@ -90,34 +119,110 @@ unsigned r300_texture_get_offset(struct r300_texture* tex, unsigned level, } } +/** + * Return the width (dim==TILE_WIDTH) or height (dim==TILE_HEIGHT) of one tile + * of the given texture. + */ +static unsigned r300_texture_get_tile_size(struct r300_texture* tex, + int dim, boolean macrotile) +{ + unsigned pixsize, tile_size; + + pixsize = util_format_get_blocksize(tex->tex.format); + tile_size = microblock_table[util_logbase2(pixsize)][tex->microtile][dim]; + + if (macrotile) { + tile_size *= 8; + } + + assert(tile_size); + return tile_size; +} + +/* Return true if macrotiling should be enabled on the miplevel. */ +static boolean r300_texture_macro_switch(struct r300_texture *tex, + unsigned level, + boolean rv350_mode) +{ + unsigned tile_width, width; + + tile_width = r300_texture_get_tile_size(tex, TILE_WIDTH, TRUE); + width = u_minify(tex->tex.width0, level); + + /* See TX_FILTER1_n.MACRO_SWITCH. */ + if (rv350_mode) { + return width >= tile_width; + } else { + return width > tile_width; + } +} + /** * Return the stride, in bytes, of the texture images of the given texture * at the given level. */ -unsigned r300_texture_get_stride(struct r300_texture* tex, unsigned level) +unsigned r300_texture_get_stride(struct r300_screen* screen, + struct r300_texture* tex, unsigned level) { + unsigned tile_width, width; + if (tex->stride_override) return tex->stride_override; + /* Check the level. */ if (level > tex->tex.last_level) { - debug_printf("%s: level (%u) > last_level (%u)\n", __FUNCTION__, - level, tex->tex.last_level); + SCREEN_DBG(screen, DBG_TEX, "%s: level (%u) > last_level (%u)\n", + __FUNCTION__, level, tex->tex.last_level); return 0; } - return align(pf_get_stride(tex->tex.format, u_minify(tex->tex.width0, level)), 32); + width = u_minify(tex->tex.width0, level); + + if (!util_format_is_compressed(tex->tex.format)) { + tile_width = r300_texture_get_tile_size(tex, TILE_WIDTH, + tex->mip_macrotile[level]); + width = align(width, tile_width); + + return util_format_get_stride(tex->tex.format, width); + } else { + return align(util_format_get_stride(tex->tex.format, width), 32); + } } -static void r300_setup_miptree(struct r300_texture* tex) +static unsigned r300_texture_get_nblocksy(struct r300_texture* tex, + unsigned level) +{ + unsigned height, tile_height; + + height = u_minify(tex->tex.height0, level); + + if (!util_format_is_compressed(tex->tex.format)) { + tile_height = r300_texture_get_tile_size(tex, TILE_HEIGHT, + tex->mip_macrotile[level]); + height = align(height, tile_height); + } + + return util_format_get_nblocksy(tex->tex.format, height); +} + +static void r300_setup_miptree(struct r300_screen* screen, + struct r300_texture* tex) { struct pipe_texture* base = &tex->tex; - int stride, size, layer_size; - int i; + unsigned stride, size, layer_size, nblocksy, i; + boolean rv350_mode = screen->caps->family >= CHIP_FAMILY_RV350; + + SCREEN_DBG(screen, DBG_TEX, "r300: Making miptree for texture, format %s\n", + util_format_name(base->format)); for (i = 0; i <= base->last_level; i++) { - unsigned nblocksy = pf_get_nblocksy(base->format, u_minify(base->height0, i)); + /* Let's see if this miplevel can be macrotiled. */ + tex->mip_macrotile[i] = (tex->macrotile == R300_BUFFER_TILED && + r300_texture_macro_switch(tex, i, rv350_mode)) ? + R300_BUFFER_TILED : R300_BUFFER_LINEAR; - stride = r300_texture_get_stride(tex, i); + stride = r300_texture_get_stride(screen, tex, i); + nblocksy = r300_texture_get_nblocksy(tex, i); layer_size = stride * nblocksy; if (base->target == PIPE_TEXTURE_CUBE) @@ -125,15 +230,16 @@ static void r300_setup_miptree(struct r300_texture* tex) else size = layer_size * u_minify(base->depth0, i); - tex->offset[i] = align(tex->size, 32); + tex->offset[i] = tex->size; tex->size = tex->offset[i] + size; tex->layer_size[i] = layer_size; - tex->pitch[i] = stride / pf_get_blocksize(base->format); + tex->pitch[i] = stride / util_format_get_blocksize(base->format); - debug_printf("r300: Texture miptree: Level %d " - "(%dx%dx%d px, pitch %d bytes)\n", + SCREEN_DBG(screen, DBG_TEX, "r300: Texture miptree: Level %d " + "(%dx%dx%d px, pitch %d bytes) %d bytes total, macrotiled %s\n", i, u_minify(base->width0, i), u_minify(base->height0, i), - u_minify(base->depth0, i), stride); + u_minify(base->depth0, i), stride, tex->size, + tex->mip_macrotile[i] ? "TRUE" : "FALSE"); } } @@ -149,6 +255,8 @@ static struct pipe_texture* const struct pipe_texture* template) { struct r300_texture* tex = CALLOC_STRUCT(r300_texture); + struct r300_screen* rscreen = r300_screen(screen); + struct radeon_winsys* winsys = (struct radeon_winsys*)screen->winsys; if (!tex) { return NULL; @@ -159,12 +267,16 @@ static struct pipe_texture* tex->tex.screen = screen; r300_setup_flags(tex); - r300_setup_miptree(tex); - r300_setup_texture_state(tex, r300_screen(screen)->caps->is_r500); + r300_setup_miptree(rscreen, tex); + r300_setup_texture_state(rscreen, tex); - tex->buffer = screen->buffer_create(screen, 1024, + tex->buffer = screen->buffer_create(screen, 2048, PIPE_BUFFER_USAGE_PIXEL, tex->size); + winsys->buffer_set_tiling(winsys, tex->buffer, + tex->pitch[0], + tex->microtile != R300_BUFFER_LINEAR, + tex->macrotile != R300_BUFFER_LINEAR); if (!tex->buffer) { FREE(tex); @@ -226,6 +338,7 @@ static struct pipe_texture* struct pipe_buffer* buffer) { struct r300_texture* tex; + struct r300_screen* rscreen = r300_screen(screen); /* Support only 2D textures without mipmaps */ if (base->target != PIPE_TEXTURE_2D || @@ -244,10 +357,10 @@ static struct pipe_texture* tex->tex.screen = screen; tex->stride_override = *stride; - tex->pitch[0] = *stride / pf_get_blocksize(base->format); + tex->pitch[0] = *stride / util_format_get_blocksize(base->format); r300_setup_flags(tex); - r300_setup_texture_state(tex, r300_screen(screen)->caps->is_r500); + r300_setup_texture_state(rscreen, tex); pipe_buffer_reference(&tex->buffer, buffer); @@ -314,7 +427,8 @@ void r300_init_screen_texture_functions(struct pipe_screen* screen) screen->video_surface_destroy= r300_video_surface_destroy; } -boolean r300_get_texture_buffer(struct pipe_texture* texture, +boolean r300_get_texture_buffer(struct pipe_screen* screen, + struct pipe_texture* texture, struct pipe_buffer** buffer, unsigned* stride) { @@ -326,7 +440,7 @@ boolean r300_get_texture_buffer(struct pipe_texture* texture, pipe_buffer_reference(buffer, tex->buffer); if (stride) { - *stride = r300_texture_get_stride(tex, 0); + *stride = r300_texture_get_stride(r300_screen(screen), tex, 0); } return TRUE;