static boolean
fd3_screen_is_format_supported(struct pipe_screen *pscreen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned sample_count,
unsigned usage)
{
unsigned retval = 0;
if ((target >= PIPE_MAX_TEXTURE_TYPES) ||
(sample_count > 1) || /* TODO add MSAA */
!util_format_is_supported(format, usage)) {
DBG("not supported: format=%s, target=%d, sample_count=%d, usage=%x",
util_format_name(format), target, sample_count, usage);
return FALSE;
}
if ((usage & PIPE_BIND_VERTEX_BUFFER) &&
(fd3_pipe2vtx(format) != (enum a3xx_vtx_fmt)~0)) {
retval |= PIPE_BIND_VERTEX_BUFFER;
}
if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
(fd3_pipe2tex(format) != (enum a3xx_tex_fmt)~0)) {
retval |= PIPE_BIND_SAMPLER_VIEW;
}
if ((usage & (PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED |
PIPE_BIND_BLENDABLE)) &&
(fd3_pipe2color(format) != (enum a3xx_color_fmt)~0) &&
(fd3_pipe2tex(format) != (enum a3xx_tex_fmt)~0)) {
retval |= usage & (PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED);
if (!util_format_is_pure_integer(format))
retval |= usage & PIPE_BIND_BLENDABLE;
}
if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
(fd_pipe2depth(format) != (enum adreno_rb_depth_format)~0) &&
(fd3_pipe2tex(format) != (enum a3xx_tex_fmt)~0)) {
retval |= PIPE_BIND_DEPTH_STENCIL;
}
if ((usage & PIPE_BIND_INDEX_BUFFER) &&
(fd_pipe2index(format) != (enum pc_di_index_size)~0)) {
retval |= PIPE_BIND_INDEX_BUFFER;
}
if (usage & PIPE_BIND_TRANSFER_READ)
retval |= PIPE_BIND_TRANSFER_READ;
if (usage & PIPE_BIND_TRANSFER_WRITE)
retval |= PIPE_BIND_TRANSFER_WRITE;
if (retval != usage) {
DBG("not supported: format=%s, target=%d, sample_count=%d, "
"usage=%x, retval=%x", util_format_name(format),
target, sample_count, usage, retval);
}
return retval == usage;
}
static boolean
fd4_screen_is_format_supported(struct pipe_screen *pscreen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned sample_count,
unsigned storage_sample_count,
unsigned usage)
{
unsigned retval = 0;
if ((target >= PIPE_MAX_TEXTURE_TYPES) ||
(sample_count > 1)) { /* TODO add MSAA */
DBG("not supported: format=%s, target=%d, sample_count=%d, usage=%x",
util_format_name(format), target, sample_count, usage);
return FALSE;
}
if (MAX2(1, sample_count) != MAX2(1, storage_sample_count))
return false;
if ((usage & PIPE_BIND_VERTEX_BUFFER) &&
(fd4_pipe2vtx(format) != (enum a4xx_vtx_fmt)~0)) {
retval |= PIPE_BIND_VERTEX_BUFFER;
}
if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
(target == PIPE_BUFFER ||
util_format_get_blocksize(format) != 12) &&
(fd4_pipe2tex(format) != (enum a4xx_tex_fmt)~0)) {
retval |= PIPE_BIND_SAMPLER_VIEW;
}
if ((usage & (PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED)) &&
(fd4_pipe2color(format) != (enum a4xx_color_fmt)~0) &&
(fd4_pipe2tex(format) != (enum a4xx_tex_fmt)~0)) {
retval |= usage & (PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED);
}
/* For ARB_framebuffer_no_attachments: */
if ((usage & PIPE_BIND_RENDER_TARGET) && (format == PIPE_FORMAT_NONE)) {
retval |= usage & PIPE_BIND_RENDER_TARGET;
}
if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
(fd4_pipe2depth(format) != (enum a4xx_depth_format)~0) &&
(fd4_pipe2tex(format) != (enum a4xx_tex_fmt)~0)) {
retval |= PIPE_BIND_DEPTH_STENCIL;
}
if ((usage & PIPE_BIND_INDEX_BUFFER) &&
(fd_pipe2index(format) != (enum pc_di_index_size)~0)) {
retval |= PIPE_BIND_INDEX_BUFFER;
}
if (retval != usage) {
DBG("not supported: format=%s, target=%d, sample_count=%d, "
"usage=%x, retval=%x", util_format_name(format),
target, sample_count, usage, retval);
}
return retval == usage;
}
