diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_texture.c')
-rw-r--r-- | src/gallium/drivers/r300/r300_texture.c | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c index 5ea9f56247..11c7858d42 100644 --- a/src/gallium/drivers/r300/r300_texture.c +++ b/src/gallium/drivers/r300/r300_texture.c @@ -22,6 +22,8 @@ #include "r300_texture.h" +/* XXX maths need to go to util */ + static int minify(int i) { return MAX2(1, i >> 1); @@ -30,25 +32,29 @@ static int minify(int i) static void r300_setup_texture_state(struct r300_texture* tex, unsigned width, unsigned height, - unsigned pitch) + unsigned pitch, + unsigned levels) { struct r300_texture_state* state = &tex->state; state->format0 = R300_TX_WIDTH((width - 1) & 0x7ff) | - R300_TX_HEIGHT((height - 1) & 0x7ff) | R300_TX_PITCH_EN; + R300_TX_HEIGHT((height - 1) & 0x7ff) | + R300_TX_NUM_LEVELS(levels) | + R300_TX_PITCH_EN; /* XXX */ - state->format1 = R300_TX_FORMAT_A8R8G8B8; + state->format1 = r300_translate_texformat(tex->tex.format); state->format2 = pitch - 1; - /* XXX + /* Assume (somewhat foolishly) that oversized textures will + * not be permitted by the state tracker. */ if (width > 2048) { - state->pitch |= R300_TXWIDTH_11; + state->format2 |= R500_TXWIDTH_BIT11; } if (height > 2048) { - state->pitch |= R300_TXHEIGHT_11; - } */ + state->format2 |= R500_TXHEIGHT_BIT11; + } } static void r300_setup_miptree(struct r300_texture* tex) @@ -67,14 +73,18 @@ static void r300_setup_miptree(struct r300_texture* tex) base->nblocksx[i] = pf_get_nblocksx(&base->block, base->width[i]); base->nblocksy[i] = pf_get_nblocksy(&base->block, base->width[i]); - /* Radeons enjoy things in multiples of 32. */ - /* XXX this can be 32 when POT */ - stride = (base->nblocksx[i] * base->block.size + 63) & ~63; + /* Radeons enjoy things in multiples of 64. + * + * XXX + * POT, uncompressed, unmippmapped textures can be aligned to 32, + * instead of 64. */ + stride = align(base->nblocksx[i] * base->block.size, 64); size = stride * base->nblocksy[i] * base->depth[i]; - tex->offset[i] = (tex->size + 63) & ~63; + tex->offset[i] = align(tex->size, 64); tex->size = tex->offset[i] + size; + /* Save stride of first level to the texture. */ if (i == 0) { tex->stride = stride; } @@ -98,9 +108,8 @@ static struct pipe_texture* r300_setup_miptree(tex); - /* XXX */ - r300_setup_texture_state(tex, tex->tex.width[0], tex->tex.height[0], - tex->tex.width[0]); + r300_setup_texture_state(tex, template->width[0], template->height[0], + template->width[0], template->last_level); tex->buffer = screen->buffer_create(screen, 64, PIPE_BUFFER_USAGE_PIXEL, @@ -164,6 +173,7 @@ static struct pipe_texture* { struct r300_texture* tex; + /* XXX we should start doing mips now... */ if (base->target != PIPE_TEXTURE_2D || base->last_level != 0 || base->depth[0] != 1) { @@ -181,8 +191,9 @@ static struct pipe_texture* tex->stride = *stride; + /* XXX */ r300_setup_texture_state(tex, tex->tex.width[0], tex->tex.height[0], - tex->stride); + tex->stride, 0); pipe_buffer_reference(&tex->buffer, buffer); |