#include "r300_context.h"
#include "r300_texture.h"
#include "r300_screen.h"
-#include "r300_state_inlines.h"
+#include "r300_winsys.h"
-#include "radeon_winsys.h"
+/* XXX Enable float textures here. */
+/*#define ENABLE_FLOAT_TEXTURES*/
#define TILE_WIDTH 0
#define TILE_HEIGHT 1
{{ 2, 1}, {0, 0}, {0, 0}} /* 128 bits per pixel */
};
+/* Return true for non-compressed and non-YUV formats. */
+static boolean r300_format_is_plain(enum pipe_format format)
+{
+ const struct util_format_description *desc = util_format_description(format);
+
+ if (!format) {
+ return FALSE;
+ }
+
+ return desc->layout == UTIL_FORMAT_LAYOUT_PLAIN;
+}
+
/* Translate a pipe_format into a useful texture format for sampling.
*
* Some special formats are translated directly using R300_EASY_TX_FORMAT,
{
uint32_t result = 0;
const struct util_format_description *desc;
- unsigned components = 0, i;
+ unsigned i;
boolean uniform = TRUE;
const uint32_t swizzle_shift[4] = {
R300_TX_FORMAT_R_SHIFT,
case PIPE_FORMAT_Z16_UNORM:
return R300_EASY_TX_FORMAT(X, X, X, X, X16);
case PIPE_FORMAT_X8Z24_UNORM:
- case PIPE_FORMAT_S8Z24_UNORM:
+ case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
return R300_EASY_TX_FORMAT(X, X, X, X, W24_FP);
default:
return ~0; /* Unsupported. */
}
}
- /* Compressed formats. */
- if (desc->layout == UTIL_FORMAT_LAYOUT_COMPRESSED) {
+ /* S3TC formats. */
+ if (desc->layout == UTIL_FORMAT_LAYOUT_S3TC) {
switch (format) {
case PIPE_FORMAT_DXT1_RGB:
case PIPE_FORMAT_DXT1_RGBA:
}
}
- /* Get the number of components. */
- for (i = 0; i < 4; i++) {
- if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
- ++components;
- }
- }
-
/* Add sign. */
- for (i = 0; i < components; i++) {
+ for (i = 0; i < desc->nr_channels; i++) {
if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
result |= sign_bit[i];
}
}
+ /* RGTC formats. */
+ if (desc->layout == UTIL_FORMAT_LAYOUT_RGTC) {
+ switch (format) {
+ case PIPE_FORMAT_RGTC1_UNORM:
+ case PIPE_FORMAT_RGTC1_SNORM:
+ return R500_TX_FORMAT_ATI1N | result;
+ case PIPE_FORMAT_RGTC2_UNORM:
+ case PIPE_FORMAT_RGTC2_SNORM:
+ return R400_TX_FORMAT_ATI2N | result;
+ default:
+ return ~0; /* Unsupported/unknown. */
+ }
+ }
+
/* See whether the components are of the same size. */
- for (i = 1; i < components; i++) {
+ for (i = 1; i < desc->nr_channels; i++) {
uniform = uniform && desc->channel[0].size == desc->channel[i].size;
}
/* Non-uniform formats. */
if (!uniform) {
- switch (components) {
+ switch (desc->nr_channels) {
case 3:
if (desc->channel[0].size == 5 &&
desc->channel[1].size == 6 &&
switch (desc->channel[0].size) {
case 4:
- switch (components) {
+ switch (desc->nr_channels) {
case 2:
return R300_TX_FORMAT_Y4X4 | result;
case 4:
return ~0;
case 8:
- switch (components) {
+ switch (desc->nr_channels) {
case 1:
return R300_TX_FORMAT_X8 | result;
case 2:
return ~0;
case 16:
- switch (components) {
+ switch (desc->nr_channels) {
case 1:
return R300_TX_FORMAT_X16 | result;
case 2:
}
return ~0;
-/* XXX Enable float textures here. */
-#if 0
+#if defined(ENABLE_FLOAT_TEXTURES)
case UTIL_FORMAT_TYPE_FLOAT:
switch (desc->channel[0].size) {
case 16:
- switch (components) {
+ switch (desc->nr_channels) {
case 1:
return R300_TX_FORMAT_16F | result;
case 2:
return ~0;
case 32:
- switch (components) {
+ switch (desc->nr_channels) {
case 1:
return R300_TX_FORMAT_32F | result;
case 2:
return ~0; /* Unsupported/unknown. */
}
+static uint32_t r500_tx_format_msb_bit(enum pipe_format format)
+{
+ switch (format) {
+ case PIPE_FORMAT_RGTC1_UNORM:
+ case PIPE_FORMAT_RGTC1_SNORM:
+ return R500_TXFORMAT_MSB;
+ default:
+ return 0;
+ }
+}
+
/* Buffer formats. */
/* Colorbuffer formats. This is the unswizzled format of the RB3D block's
/* 64-bit buffers. */
case PIPE_FORMAT_R16G16B16A16_UNORM:
case PIPE_FORMAT_R16G16B16A16_SNORM:
- //case PIPE_FORMAT_R16G16B16A16_FLOAT: /* not in pipe_format */
+#if defined(ENABLE_FLOAT_TEXTURES)
+ case PIPE_FORMAT_R16G16B16A16_FLOAT:
+#endif
return R300_COLOR_FORMAT_ARGB16161616;
-/* XXX Enable float textures here. */
-#if 0
/* 128-bit buffers. */
+#if defined(ENABLE_FLOAT_TEXTURES)
case PIPE_FORMAT_R32G32B32A32_FLOAT:
return R300_COLOR_FORMAT_ARGB32323232;
#endif
/* 24-bit depth, ignored stencil */
case PIPE_FORMAT_X8Z24_UNORM:
/* 24-bit depth, 8-bit stencil */
- case PIPE_FORMAT_S8Z24_UNORM:
+ case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
return R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL;
default:
return ~0; /* Unsupported. */
if (pt->height0 > 2048) {
state->format2 |= R500_TXHEIGHT_BIT11;
}
+ state->format2 |= r500_tx_format_msb_bit(pt->format);
}
SCREEN_DBG(screen, DBG_TEX, "r300: Set texture state (%dx%d, %d levels)\n",
width = u_minify(tex->tex.width0, level);
- if (!util_format_is_compressed(tex->tex.format)) {
+ if (r300_format_is_plain(tex->tex.format)) {
tile_width = r300_texture_get_tile_size(tex, TILE_WIDTH,
tex->mip_macrotile[level]);
width = align(width, tile_width);
height = u_minify(tex->tex.height0, level);
- if (!util_format_is_compressed(tex->tex.format)) {
+ if (r300_format_is_plain(tex->tex.format)) {
tile_height = r300_texture_get_tile_size(tex, TILE_HEIGHT,
tex->mip_macrotile[level]);
height = align(height, tile_height);
/* Let's see if this miplevel can be macrotiled. */
tex->mip_macrotile[i] =
(tex->macrotile == R300_BUFFER_TILED &&
- r300_texture_macro_switch(tex, i, rv350_mode, TILE_WIDTH)) ?
+ r300_texture_macro_switch(tex, i, rv350_mode, TILE_WIDTH) &&
+ r300_texture_macro_switch(tex, i, rv350_mode, TILE_HEIGHT)) ?
R300_BUFFER_TILED : R300_BUFFER_LINEAR;
stride = r300_texture_get_stride(screen, tex, i);
enum pipe_format format = tex->tex.format;
boolean rv350_mode = r300_screen(screen)->caps->family >= CHIP_FAMILY_RV350;
- if (util_format_is_compressed(format)) {
+ if (!r300_format_is_plain(format)) {
return;
}