[Mesa-dev] [PATCH] softpipe: Offset is not to be applied to the layer parameter of array texture fetches.
Brian Paul
brianp at vmware.com
Wed May 30 06:15:53 PDT 2012
On 05/29/2012 01:45 PM, Olivier Galibert wrote:
> Signed-off-by: Olivier Galibert<galibert at pobox.com>
> ---
> src/gallium/drivers/softpipe/sp_tex_sample.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c
> index d4c0175..f29a6c7 100644
> --- a/src/gallium/drivers/softpipe/sp_tex_sample.c
> +++ b/src/gallium/drivers/softpipe/sp_tex_sample.c
> @@ -2693,7 +2693,7 @@ sample_get_texels(struct tgsi_sampler *tgsi_sampler,
> case PIPE_TEXTURE_1D_ARRAY:
> for (j = 0; j< TGSI_QUAD_SIZE; j++) {
> int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
> - int y = CLAMP(v_j[j] + offset[1], 0, layers - 1);
> + int y = CLAMP(v_j[j], 0, layers - 1);
> tx = get_texel_1d_array(samp, addr, x, y);
> for (c = 0; c< 4; c++) {
> rgba[c][j] = tx[c];
> @@ -2715,7 +2715,7 @@ sample_get_texels(struct tgsi_sampler *tgsi_sampler,
> for (j = 0; j< TGSI_QUAD_SIZE; j++) {
> int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
> int y = CLAMP(v_j[j] + offset[1], 0, height - 1);
> - int layer = CLAMP(v_k[j] + offset[2], 0, layers - 1);
> + int layer = CLAMP(v_k[j], 0, layers - 1);
> tx = get_texel_2d_array(samp, addr, x, y, layer);
> for (c = 0; c< 4; c++) {
> rgba[c][j] = tx[c];
Reviewed-by: Brian Paul <brianp at vmware.com>
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