From ffa2659204121f703208782ff225a22e0c21b173 Mon Sep 17 00:00:00 2001 From: Brian Date: Thu, 5 Jul 2007 09:37:46 -0600 Subject: [PATCH] stencil pixel map didn't work in _mesa_unpack_stencil_span(), bug 11475 --- src/mesa/main/image.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c index e2e7f806ab1..e874719e645 100644 --- a/src/mesa/main/image.c +++ b/src/mesa/main/image.c @@ -3648,11 +3648,13 @@ _mesa_unpack_stencil_span( const GLcontext *ctx, GLuint n, * Try simple cases first */ if (transferOps == 0 && + !ctx->Pixel.MapStencilFlag && srcType == GL_UNSIGNED_BYTE && dstType == GL_UNSIGNED_BYTE) { _mesa_memcpy(dest, source, n * sizeof(GLubyte)); } else if (transferOps == 0 && + !ctx->Pixel.MapStencilFlag && srcType == GL_UNSIGNED_INT && dstType == GL_UNSIGNED_INT && !srcPacking->SwapBytes) { @@ -3668,19 +3670,17 @@ _mesa_unpack_stencil_span( const GLcontext *ctx, GLuint n, extract_uint_indexes(n, indexes, GL_STENCIL_INDEX, srcType, source, srcPacking); - if (transferOps) { - if (transferOps & IMAGE_SHIFT_OFFSET_BIT) { - /* shift and offset indexes */ - shift_and_offset_ci(ctx, n, indexes); - } + if (transferOps & IMAGE_SHIFT_OFFSET_BIT) { + /* shift and offset indexes */ + shift_and_offset_ci(ctx, n, indexes); + } - if (ctx->Pixel.MapStencilFlag) { - /* Apply stencil lookup table */ - GLuint mask = ctx->PixelMaps.StoS.Size - 1; - GLuint i; - for (i=0;iPixelMaps.StoS.Map[ indexes[i] & mask ]; - } + if (ctx->Pixel.MapStencilFlag) { + /* Apply stencil lookup table */ + const GLuint mask = ctx->PixelMaps.StoS.Size - 1; + GLuint i; + for (i = 0; i < n; i++) { + indexes[i] = ctx->PixelMaps.StoS.Map[ indexes[i] & mask ]; } } -- 2.30.2