diff options
Diffstat (limited to 'mesalib/src/mesa/swrast/s_masking.c')
-rw-r--r-- | mesalib/src/mesa/swrast/s_masking.c | 51 |
1 files changed, 10 insertions, 41 deletions
diff --git a/mesalib/src/mesa/swrast/s_masking.c b/mesalib/src/mesa/swrast/s_masking.c index df779b073..e38d90f19 100644 --- a/mesalib/src/mesa/swrast/s_masking.c +++ b/mesalib/src/mesa/swrast/s_masking.c @@ -41,7 +41,7 @@ */ void _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb, - SWspan *span) + SWspan *span, GLuint buf) { const GLuint n = span->end; void *rbPixels; @@ -58,7 +58,7 @@ _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb, */ if (span->array->ChanType == GL_UNSIGNED_BYTE) { /* treat 4xGLubyte as 1xGLuint */ - const GLuint srcMask = *((GLuint *) ctx->Color.ColorMask); + const GLuint srcMask = *((GLuint *) ctx->Color.ColorMask[buf]); const GLuint dstMask = ~srcMask; const GLuint *dst = (const GLuint *) rbPixels; GLuint *src = (GLuint *) span->array->rgba8; @@ -70,10 +70,10 @@ _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb, else if (span->array->ChanType == GL_UNSIGNED_SHORT) { /* 2-byte components */ /* XXX try to use 64-bit arithmetic someday */ - const GLushort rMask = ctx->Color.ColorMask[RCOMP] ? 0xffff : 0x0; - const GLushort gMask = ctx->Color.ColorMask[GCOMP] ? 0xffff : 0x0; - const GLushort bMask = ctx->Color.ColorMask[BCOMP] ? 0xffff : 0x0; - const GLushort aMask = ctx->Color.ColorMask[ACOMP] ? 0xffff : 0x0; + const GLushort rMask = ctx->Color.ColorMask[buf][RCOMP] ? 0xffff : 0x0; + const GLushort gMask = ctx->Color.ColorMask[buf][GCOMP] ? 0xffff : 0x0; + const GLushort bMask = ctx->Color.ColorMask[buf][BCOMP] ? 0xffff : 0x0; + const GLushort aMask = ctx->Color.ColorMask[buf][ACOMP] ? 0xffff : 0x0; const GLushort (*dst)[4] = (const GLushort (*)[4]) rbPixels; GLushort (*src)[4] = span->array->rgba16; GLuint i; @@ -86,10 +86,10 @@ _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb, } else { /* 4-byte components */ - const GLuint rMask = ctx->Color.ColorMask[RCOMP] ? ~0x0 : 0x0; - const GLuint gMask = ctx->Color.ColorMask[GCOMP] ? ~0x0 : 0x0; - const GLuint bMask = ctx->Color.ColorMask[BCOMP] ? ~0x0 : 0x0; - const GLuint aMask = ctx->Color.ColorMask[ACOMP] ? ~0x0 : 0x0; + const GLuint rMask = ctx->Color.ColorMask[buf][RCOMP] ? ~0x0 : 0x0; + const GLuint gMask = ctx->Color.ColorMask[buf][GCOMP] ? ~0x0 : 0x0; + const GLuint bMask = ctx->Color.ColorMask[buf][BCOMP] ? ~0x0 : 0x0; + const GLuint aMask = ctx->Color.ColorMask[buf][ACOMP] ? ~0x0 : 0x0; const GLuint (*dst)[4] = (const GLuint (*)[4]) rbPixels; GLuint (*src)[4] = (GLuint (*)[4]) span->array->attribs[FRAG_ATTRIB_COL0]; GLuint i; @@ -101,34 +101,3 @@ _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb, } } } - - -/** - * Apply the index mask to a span of color index values. - */ -void -_swrast_mask_ci_span(GLcontext *ctx, struct gl_renderbuffer *rb, - SWspan *span) -{ - const GLuint srcMask = ctx->Color.IndexMask; - const GLuint dstMask = ~srcMask; - GLuint *index = span->array->index; - GLuint dest[MAX_WIDTH]; - GLuint i; - - ASSERT(span->arrayMask & SPAN_INDEX); - ASSERT(span->end <= MAX_WIDTH); - ASSERT(rb->DataType == GL_UNSIGNED_INT); - - if (span->arrayMask & SPAN_XY) { - _swrast_get_values(ctx, rb, span->end, span->array->x, span->array->y, - dest, sizeof(GLuint)); - } - else { - _swrast_read_index_span(ctx, rb, span->end, span->x, span->y, dest); - } - - for (i = 0; i < span->end; i++) { - index[i] = (index[i] & srcMask) | (dest[i] & dstMask); - } -} |