292 get_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb,  in get_s8_values()  argument
296    struct swrast_renderbuffer *srb = swrast_renderbuffer(rb);  in get_s8_values()
297    const GLint w = rb->Width, h = rb->Height;  in get_s8_values()
298    const GLubyte *map = _swrast_pixel_address(rb, 0, 0);  in get_s8_values()
301    if (rb->Format == MESA_FORMAT_S8) {  in get_s8_values()
310       const GLint bpp = _mesa_get_format_bytes(rb->Format);  in get_s8_values()
315             _mesa_unpack_ubyte_stencil_row(rb->Format, 1, src, &stencil[i]);  in get_s8_values()
326 put_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb,  in put_s8_values()  argument
330    const GLint w = rb->Width, h = rb->Height;  in put_s8_values()
332       _mesa_get_pack_ubyte_stencil_func(rb->Format);  in put_s8_values()
337          GLubyte *dst = _swrast_pixel_address(rb, x[i], y[i]);  in put_s8_values()
353    struct gl_renderbuffer *rb = fb->Attachment[BUFFER_STENCIL].Renderbuffer;  in _swrast_stencil_and_ztest_span()  local
354    const GLint stencilOffset = get_stencil_offset(rb->Format);  in _swrast_stencil_and_ztest_span()
355    const GLint stencilStride = _mesa_get_format_bytes(rb->Format);  in _swrast_stencil_and_ztest_span()
364       get_s8_values(ctx, rb, count, span->array->x, span->array->y,  in _swrast_stencil_and_ztest_span()
373       stencilBuf = _swrast_pixel_address(rb, span->x, span->y) + stencilOffset;  in _swrast_stencil_and_ztest_span()
385          put_s8_values(ctx, rb, count, span->array->x, span->array->y,  in _swrast_stencil_and_ztest_span()
433       put_s8_values(ctx, rb, count, span->array->x, span->array->y,  in _swrast_stencil_and_ztest_span()
453 _swrast_read_stencil_span(struct gl_context *ctx, struct gl_renderbuffer *rb,  in _swrast_read_stencil_span()  argument
458    if (y < 0 || y >= (GLint) rb->Height ||  in _swrast_read_stencil_span()
459        x + n <= 0 || x >= (GLint) rb->Width) {  in _swrast_read_stencil_span()
470    if (x + n > (GLint) rb->Width) {  in _swrast_read_stencil_span()
471       GLint dx = x + n - rb->Width;  in _swrast_read_stencil_span()
478    src = _swrast_pixel_address(rb, x, y);  in _swrast_read_stencil_span()
479    _mesa_unpack_ubyte_stencil_row(rb->Format, n, src, stencil);  in _swrast_read_stencil_span()
498    struct gl_renderbuffer *rb = fb->Attachment[BUFFER_STENCIL].Renderbuffer;  in _swrast_write_stencil_span()  local
503    if (y < 0 || y >= (GLint) rb->Height ||  in _swrast_write_stencil_span()
504        x + n <= 0 || x >= (GLint) rb->Width) {  in _swrast_write_stencil_span()
514    if (x + n > (GLint) rb->Width) {  in _swrast_write_stencil_span()
515       GLint dx = x + n - rb->Width;  in _swrast_write_stencil_span()
522    stencilBuf = _swrast_pixel_address(rb, x, y);  in _swrast_write_stencil_span()
530       _mesa_unpack_ubyte_stencil_row(rb->Format, n, stencilBuf, destVals);  in _swrast_write_stencil_span()
535       _mesa_pack_ubyte_stencil_row(rb->Format, n, newVals, stencilBuf);  in _swrast_write_stencil_span()
538       _mesa_pack_ubyte_stencil_row(rb->Format, n, stencil, stencilBuf);  in _swrast_write_stencil_span()
551    struct gl_renderbuffer *rb =  in _swrast_clear_stencil_buffer()  local
561    if (!rb || writeMask == 0)  in _swrast_clear_stencil_buffer()
575    else if (_mesa_get_format_bits(rb->Format, GL_DEPTH_BITS) > 0) {  in _swrast_clear_stencil_buffer()
580    ctx->Driver.MapRenderbuffer(ctx, rb, x, y, width, height,  in _swrast_clear_stencil_buffer()
587    switch (rb->Format) {  in _swrast_clear_stencil_buffer()
644                     _mesa_get_format_name(rb->Format));  in _swrast_clear_stencil_buffer()
647    ctx->Driver.UnmapRenderbuffer(ctx, rb);  in _swrast_clear_stencil_buffer()