From 0a3f0ff2645d03d5f572cc26932595b8df400505 Mon Sep 17 00:00:00 2001 From: Christoph Bumiller Date: Tue, 30 Aug 2011 13:08:27 +0200 Subject: nv50: add support for linear textures and render targets --- src/gallium/drivers/nv50/nv50_tex.c | 29 +++++++++++++++++++++++++---- 1 file changed, 25 insertions(+), 4 deletions(-) (limited to 'src/gallium/drivers/nv50/nv50_tex.c') diff --git a/src/gallium/drivers/nv50/nv50_tex.c b/src/gallium/drivers/nv50/nv50_tex.c index 73db9ca4fd1..9436ac295de 100644 --- a/src/gallium/drivers/nv50/nv50_tex.c +++ b/src/gallium/drivers/nv50/nv50_tex.c @@ -51,6 +51,24 @@ nv50_tic_swizzle(uint32_t tc, unsigned swz, boolean tex_int) } } +static void +nv50_init_tic_entry_linear(uint32_t *tic, struct pipe_resource *res) +{ + if (res->target == PIPE_BUFFER) { + tic[2] |= NV50_TIC_2_LINEAR | NV50_TIC_2_TARGET_BUFFER; + tic[4] = res->width0; + } else { + struct nv50_miptree *mt = nv50_miptree(res); + + tic[2] |= NV50_TIC_2_LINEAR | NV50_TIC_2_TARGET_RECT; + if (res->target != PIPE_TEXTURE_RECT) + tic[2] |= NV50_TIC_2_NORMALIZED_COORDS; + tic[3] = mt->level[0].pitch; + tic[4] = res->width0; + tic[5] = (1 << 16) | res->height0; + } +} + struct pipe_sampler_view * nv50_create_sampler_view(struct pipe_context *pipe, struct pipe_resource *texture, @@ -105,6 +123,11 @@ nv50_create_sampler_view(struct pipe_context *pipe, if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) tic[2] |= NV50_TIC_2_COLORSPACE_SRGB; + if (unlikely(!nouveau_bo_tile_layout(nv04_resource(texture)->bo))) { + nv50_init_tic_entry_linear(tic, texture); + return &view->pipe; + } + if (mt->base.base.target != PIPE_TEXTURE_RECT) tic[2] |= NV50_TIC_2_NORMALIZED_COORDS; @@ -147,6 +170,7 @@ nv50_create_sampler_view(struct pipe_context *pipe, tic[2] |= NV50_TIC_2_TARGET_2D_ARRAY; break; case PIPE_BUFFER: + assert(0); /* should be linear and handled above ! */ tic[2] |= NV50_TIC_2_TARGET_BUFFER | NV50_TIC_2_LINEAR; break; default: @@ -154,10 +178,7 @@ nv50_create_sampler_view(struct pipe_context *pipe, return FALSE; } - if (mt->base.base.target == PIPE_BUFFER) - tic[3] = mt->base.base.width0; - else - tic[3] = 0x00300000; + tic[3] = 0x00300000; tic[4] = (1 << 31) | (mt->base.base.width0 << mt->ms_x); -- cgit v1.2.3