From d9ab6712ccb5a7249feaaf071fefdc78e80808a6 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Tue, 21 Jun 2011 21:14:07 +0200 Subject: [PATCH] gallium/util: handle Z32F_FLOAT_S8X24_USCALED in pipe_tile_raw_to_rgba And make pipe_put_tile_rgba_format no-op like the other Z formats. --- src/gallium/auxiliary/util/u_tile.c | 35 +++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/src/gallium/auxiliary/util/u_tile.c b/src/gallium/auxiliary/util/u_tile.c index e3c7085ba92..23f12e5f464 100644 --- a/src/gallium/auxiliary/util/u_tile.c +++ b/src/gallium/auxiliary/util/u_tile.c @@ -318,6 +318,32 @@ z32f_get_tile_rgba(const float *src, } } +/*** PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED ***/ + +/** + * Return each Z value as four floats in [0,1]. + */ +static void +z32f_x24s8_get_tile_rgba(const float *src, + unsigned w, unsigned h, + float *p, + unsigned dst_stride) +{ + unsigned i, j; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++, pRow += 4) { + pRow[0] = + pRow[1] = + pRow[2] = + pRow[3] = *src; + src += 2; + } + p += dst_stride; + } +} + void pipe_tile_raw_to_rgba(enum pipe_format format, @@ -352,6 +378,9 @@ pipe_tile_raw_to_rgba(enum pipe_format format, case PIPE_FORMAT_Z32_FLOAT: z32f_get_tile_rgba((float *) src, w, h, dst, dst_stride); break; + case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED: + z32f_x24s8_get_tile_rgba((float *) src, w, h, dst, dst_stride); + break; default: util_format_read_4f(format, dst, dst_stride * sizeof(float), @@ -445,6 +474,12 @@ pipe_put_tile_rgba_format(struct pipe_context *pipe, case PIPE_FORMAT_X8Z24_UNORM: /*z24s8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/ break; + case PIPE_FORMAT_Z32_FLOAT: + /*z32f_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/ + break; + case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED: + /*z32f_s8x24_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/ + break; default: util_format_write_4f(format, p, src_stride * sizeof(float), -- 2.30.2