diff options
| author | José Fonseca <jfonseca@vmware.com> | 2010-04-07 22:17:07 +0100 |
|---|---|---|
| committer | José Fonseca <jfonseca@vmware.com> | 2010-04-07 22:17:07 +0100 |
| commit | 40bac07f9b5182890719151c99e9d9035e7984e7 (patch) | |
| tree | f1f20168dac48a3fa5289d93890439eb5d4a669a /src | |
| parent | 2c06fa4682ec0dd8a9f9d15ace867a6b952fd2e8 (diff) | |
gallivm: Get the format translation logic write.
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_format_soa.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c index 433134b809..459a6bfe3f 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c @@ -113,7 +113,7 @@ lp_build_unpack_rgba_soa(LLVMBuilderRef builder, unsigned start; unsigned chan; - /* FIXME: Support more pixel formats */ + assert(format_desc->layout == UTIL_FORMAT_LAYOUT_PLAIN); assert(format_desc->block.width == 1); assert(format_desc->block.height == 1); assert(format_desc->block.bits <= type.width); @@ -227,8 +227,17 @@ lp_build_unpack_rgba_soa(LLVMBuilderRef builder, break; case UTIL_FORMAT_TYPE_FIXED: - assert(0); - input = lp_build_undef(type); + if (type.floating) { + double scale = 1.0 / ((1 << (format_desc->channel[chan].size/2)) - 1); + LLVMValueRef scale_val = lp_build_const_vec(type, scale); + input = LLVMBuildSIToFP(builder, input, lp_build_vec_type(type), ""); + input = LLVMBuildMul(builder, input, scale_val, ""); + } + else { + /* FIXME */ + assert(0); + input = lp_build_undef(type); + } break; default: @@ -262,9 +271,14 @@ lp_build_fetch_rgba_soa(LLVMBuilderRef builder, LLVMValueRef *rgba) { - if (format_desc->block.width == 1 && + if (format_desc->layout == UTIL_FORMAT_LAYOUT_PLAIN && + (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_RGB || + format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) && + format_desc->block.width == 1 && format_desc->block.height == 1 && - format_desc->block.bits <= type.width) + format_desc->block.bits <= type.width && + (format_desc->channel[0].type != UTIL_FORMAT_TYPE_FLOAT || + format_desc->channel[0].size == 32)) { /* * The packed pixel fits into an element of the destination format. Put |