void r300_texture_setup_format_state(struct r300_screen *screen,
struct r300_texture_desc *desc,
unsigned level,
struct r300_texture_format_state *out)
{
struct pipe_resource *pt = &desc->b.b;
boolean is_r500 = screen->caps.is_r500;
/* Mask out all the fields we change. */
out->format0 = 0;
out->format1 &= ~R300_TX_FORMAT_TEX_COORD_TYPE_MASK;
out->format2 &= R500_TXFORMAT_MSB;
out->tile_config = 0;
/* Set sampler state. */
out->format0 = R300_TX_WIDTH((u_minify(pt->width0, level) - 1) & 0x7ff) |
R300_TX_HEIGHT((u_minify(pt->height0, level) - 1) & 0x7ff);
if (desc->uses_stride_addressing) {
/* rectangles love this */
out->format0 |= R300_TX_PITCH_EN;
out->format2 = (desc->stride_in_pixels[level] - 1) & 0x1fff;
} else {
/* Power of two textures (3D, mipmaps, and no pitch),
* also NPOT textures with a width being POT. */
out->format0 |=
R300_TX_DEPTH(util_logbase2(u_minify(pt->depth0, level)) & 0xf);
}
if (pt->target == PIPE_TEXTURE_CUBE) {
out->format1 |= R300_TX_FORMAT_CUBIC_MAP;
}
if (pt->target == PIPE_TEXTURE_3D) {
out->format1 |= R300_TX_FORMAT_3D;
}
/* large textures on r500 */
if (is_r500)
{
if (pt->width0 > 2048) {
out->format2 |= R500_TXWIDTH_BIT11;
}
if (pt->height0 > 2048) {
out->format2 |= R500_TXHEIGHT_BIT11;
}
}
out->tile_config = R300_TXO_MACRO_TILE(desc->macrotile[level]) |
R300_TXO_MICRO_TILE(desc->microtile);
}
/* The US_FORMAT register fixes an R500 TX addressing bug.
* Don't ask why it must be set like this. I don't know it either. */
if (width > 2048) {
us_width = (0x000007FF + us_width) >> 1;
us_depth |= 0x0000000D;
}
if (height > 2048) {
us_height = (0x000007FF + us_height) >> 1;
us_depth |= 0x0000000E;
}
out->us_format0 =
R300_TX_WIDTH(us_width) |
R300_TX_HEIGHT(us_height) |
R300_TX_DEPTH(us_depth);
}
out->tile_config = R300_TXO_MACRO_TILE(desc->macrotile[level]) |
R300_TXO_MICRO_TILE(desc->microtile);
}
static void r300_texture_setup_fb_state(struct r300_surface *surf)
{
struct r300_resource *tex = r300_resource(surf->base.texture);
unsigned level = surf->base.u.tex.level;
unsigned stride =
r300_stride_to_width(surf->base.format, tex->tex.stride_in_bytes[level]);
/* Set framebuffer state. */
if (util_format_is_depth_or_stencil(surf->base.format)) {
void r300_texture_setup_format_state(struct r300_screen *screen,
struct r300_resource *tex,
enum pipe_format format,
unsigned level,
unsigned width0_override,
unsigned height0_override,
struct r300_texture_format_state *out)
{
struct pipe_resource *pt = &tex->b.b;
struct r300_texture_desc *desc = &tex->tex;
boolean is_r500 = screen->caps.is_r500;
unsigned width, height, depth;
unsigned txwidth, txheight, txdepth;
width = u_minify(width0_override, level);
height = u_minify(height0_override, level);
depth = u_minify(desc->depth0, level);
txwidth = (width - 1) & 0x7ff;
txheight = (height - 1) & 0x7ff;
txdepth = util_logbase2(depth) & 0xf;
/* Mask out all the fields we change. */
out->format0 = 0;
out->format1 &= ~R300_TX_FORMAT_TEX_COORD_TYPE_MASK;
out->format2 &= R500_TXFORMAT_MSB;
out->tile_config = 0;
/* Set sampler state. */
out->format0 =
R300_TX_WIDTH(txwidth) |
R300_TX_HEIGHT(txheight) |
R300_TX_DEPTH(txdepth);
if (desc->uses_stride_addressing) {
unsigned stride =
r300_stride_to_width(format, desc->stride_in_bytes[level]);
/* rectangles love this */
out->format0 |= R300_TX_PITCH_EN;
out->format2 = (stride - 1) & 0x1fff;
}
if (pt->target == PIPE_TEXTURE_CUBE) {
out->format1 |= R300_TX_FORMAT_CUBIC_MAP;
}
if (pt->target == PIPE_TEXTURE_3D) {
out->format1 |= R300_TX_FORMAT_3D;
}
/* large textures on r500 */
if (is_r500)
{
unsigned us_width = txwidth;
unsigned us_height = txheight;
unsigned us_depth = txdepth;
if (width > 2048) {
out->format2 |= R500_TXWIDTH_BIT11;
}
if (height > 2048) {
out->format2 |= R500_TXHEIGHT_BIT11;
}
/* The US_FORMAT register fixes an R500 TX addressing bug.
* Don't ask why it must be set like this. I don't know it either. */
if (width > 2048) {
us_width = (0x000007FF + us_width) >> 1;
us_depth |= 0x0000000D;
}
if (height > 2048) {
us_height = (0x000007FF + us_height) >> 1;
us_depth |= 0x0000000E;
}
static void r300_setup_texture_state(struct r300_screen* screen, struct r300_texture* tex)
{
struct r300_texture_format_state* state = &tex->state;
struct pipe_texture *pt = &tex->tex;
unsigned i;
boolean is_r500 = screen->caps->is_r500;
/* Set sampler state. */
state->format0 = R300_TX_WIDTH((pt->width0 - 1) & 0x7ff) |
R300_TX_HEIGHT((pt->height0 - 1) & 0x7ff);
if (tex->is_npot) {
/* rectangles love this */
state->format0 |= R300_TX_PITCH_EN;
state->format2 = (tex->pitch[0] - 1) & 0x1fff;
} else {
/* power of two textures (3D, mipmaps, and no pitch) */
state->format0 |= R300_TX_DEPTH(util_logbase2(pt->depth0) & 0xf);
}
state->format1 = r300_translate_texformat(pt->format);
if (pt->target == PIPE_TEXTURE_CUBE) {
state->format1 |= R300_TX_FORMAT_CUBIC_MAP;
}
if (pt->target == PIPE_TEXTURE_3D) {
state->format1 |= R300_TX_FORMAT_3D;
}
/* large textures on r500 */
if (is_r500)
{
if (pt->width0 > 2048) {
state->format2 |= R500_TXWIDTH_BIT11;
}
if (pt->height0 > 2048) {
state->format2 |= R500_TXHEIGHT_BIT11;
}
}
SCREEN_DBG(screen, DBG_TEX, "r300: Set texture state (%dx%d, %d levels)\n",
pt->width0, pt->height0, pt->last_level);
/* Set framebuffer state. */
if (util_format_is_depth_or_stencil(tex->tex.format)) {
for (i = 0; i <= tex->tex.last_level; i++) {
tex->fb_state.depthpitch[i] =
tex->pitch[i] |
R300_DEPTHMACROTILE(tex->mip_macrotile[i]) |
R300_DEPTHMICROTILE(tex->microtile);
}
tex->fb_state.zb_format = r300_translate_zsformat(tex->tex.format);
} else {
for (i = 0; i <= tex->tex.last_level; i++) {
tex->fb_state.colorpitch[i] =
tex->pitch[i] |
r300_translate_colorformat(tex->tex.format) |
R300_COLOR_TILE(tex->mip_macrotile[i]) |
R300_COLOR_MICROTILE(tex->microtile);
}
tex->fb_state.us_out_fmt = r300_translate_out_fmt(tex->tex.format);
}
}