294 get_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb,  in get_s8_values()  argument
298    struct swrast_renderbuffer *srb = swrast_renderbuffer(rb);  in get_s8_values()
299    const GLint w = rb->Width, h = rb->Height;  in get_s8_values()
300    const GLubyte *map = _swrast_pixel_address(rb, 0, 0);  in get_s8_values()
303    if (rb->Format == MESA_FORMAT_S_UINT8) {  in get_s8_values()
312       const GLint bpp = _mesa_get_format_bytes(rb->Format);  in get_s8_values()
317             _mesa_unpack_ubyte_stencil_row(rb->Format, 1, src, &stencil[i]);  in get_s8_values()
328 put_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb,  in put_s8_values()  argument
332    const GLint w = rb->Width, h = rb->Height;  in put_s8_values()
334       _mesa_get_pack_ubyte_stencil_func(rb->Format);  in put_s8_values()
339          GLubyte *dst = _swrast_pixel_address(rb, x[i], y[i]);  in put_s8_values()
355    struct gl_renderbuffer *rb = fb->Attachment[BUFFER_STENCIL].Renderbuffer;  in _swrast_stencil_and_ztest_span()  local
356    const GLint stencilOffset = get_stencil_offset(rb->Format);  in _swrast_stencil_and_ztest_span()
357    const GLint stencilStride = _mesa_get_format_bytes(rb->Format);  in _swrast_stencil_and_ztest_span()
366       get_s8_values(ctx, rb, count, span->array->x, span->array->y,  in _swrast_stencil_and_ztest_span()
375       stencilBuf = _swrast_pixel_address(rb, span->x, span->y) + stencilOffset;  in _swrast_stencil_and_ztest_span()
387          put_s8_values(ctx, rb, count, span->array->x, span->array->y,  in _swrast_stencil_and_ztest_span()
435       put_s8_values(ctx, rb, count, span->array->x, span->array->y,  in _swrast_stencil_and_ztest_span()
455 _swrast_read_stencil_span(struct gl_context *ctx, struct gl_renderbuffer *rb,  in _swrast_read_stencil_span()  argument
460    if (y < 0 || y >= (GLint) rb->Height ||  in _swrast_read_stencil_span()
461        x + n <= 0 || x >= (GLint) rb->Width) {  in _swrast_read_stencil_span()
472    if (x + n > (GLint) rb->Width) {  in _swrast_read_stencil_span()
473       GLint dx = x + n - rb->Width;  in _swrast_read_stencil_span()
480    src = _swrast_pixel_address(rb, x, y);  in _swrast_read_stencil_span()
481    _mesa_unpack_ubyte_stencil_row(rb->Format, n, src, stencil);  in _swrast_read_stencil_span()
500    struct gl_renderbuffer *rb = fb->Attachment[BUFFER_STENCIL].Renderbuffer;  in _swrast_write_stencil_span()  local
505    if (y < 0 || y >= (GLint) rb->Height ||  in _swrast_write_stencil_span()
506        x + n <= 0 || x >= (GLint) rb->Width) {  in _swrast_write_stencil_span()
516    if (x + n > (GLint) rb->Width) {  in _swrast_write_stencil_span()
517       GLint dx = x + n - rb->Width;  in _swrast_write_stencil_span()
524    stencilBuf = _swrast_pixel_address(rb, x, y);  in _swrast_write_stencil_span()
532       _mesa_unpack_ubyte_stencil_row(rb->Format, n, stencilBuf, destVals);  in _swrast_write_stencil_span()
537       _mesa_pack_ubyte_stencil_row(rb->Format, n, newVals, stencilBuf);  in _swrast_write_stencil_span()
540       _mesa_pack_ubyte_stencil_row(rb->Format, n, stencil, stencilBuf);  in _swrast_write_stencil_span()
553    struct gl_renderbuffer *rb =  in _swrast_clear_stencil_buffer()  local
563    if (!rb || writeMask == 0)  in _swrast_clear_stencil_buffer()
577    else if (_mesa_get_format_bits(rb->Format, GL_DEPTH_BITS) > 0) {  in _swrast_clear_stencil_buffer()
582    ctx->Driver.MapRenderbuffer(ctx, rb, x, y, width, height,  in _swrast_clear_stencil_buffer()
589    switch (rb->Format) {  in _swrast_clear_stencil_buffer()
646                     _mesa_get_format_name(rb->Format));  in _swrast_clear_stencil_buffer()
649    ctx->Driver.UnmapRenderbuffer(ctx, rb);  in _swrast_clear_stencil_buffer()