for (i = 0, offset = 0; i <= ptex->last_level; i++) {
w = u_minify(ptex->width0, i);
h = u_minify(ptex->height0, i);
+ h = util_next_power_of_two(h);
pitch = util_format_get_stride(ptex->format, align(w, 64));
layer_size = pitch * h;
if (ptex->target == PIPE_TEXTURE_CUBE)
struct r600_screen *rscreen = r600_screen(ctx->screen);
char *map;
+ r600_flush(ctx, 0, NULL);
+
resource = (struct r600_resource *)transfer->resource;
if (radeon_bo_map(rscreen->rw, resource->bo)) {
return NULL;
}
+ radeon_bo_wait(rscreen->rw, resource->bo);
+
map = resource->bo->data;
return map + rtransfer->offset +
screen->get_tex_surface = r600_get_tex_surface;
screen->tex_surface_destroy = r600_tex_surface_destroy;
}
+
+static unsigned r600_get_swizzle_combined(const unsigned char *swizzle_format,
+ const unsigned char *swizzle_view)
+{
+ unsigned i;
+ unsigned char swizzle[4];
+ unsigned result = 0;
+ const uint32_t swizzle_shift[4] = {
+ 16, 19, 22, 25,
+ };
+ const uint32_t swizzle_bit[4] = {
+ 0, 1, 2, 3,
+ };
+
+ if (swizzle_view) {
+ /* Combine two sets of swizzles. */
+ for (i = 0; i < 4; i++) {
+ swizzle[i] = swizzle_view[i] <= UTIL_FORMAT_SWIZZLE_W ?
+ swizzle_format[swizzle_view[i]] : swizzle_view[i];
+ }
+ } else {
+ memcpy(swizzle, swizzle_format, 4);
+ }
+
+ /* Get swizzle. */
+ for (i = 0; i < 4; i++) {
+ switch (swizzle[i]) {
+ case UTIL_FORMAT_SWIZZLE_Y:
+ result |= swizzle_bit[1] << swizzle_shift[i];
+ break;
+ case UTIL_FORMAT_SWIZZLE_Z:
+ result |= swizzle_bit[2] << swizzle_shift[i];
+ break;
+ case UTIL_FORMAT_SWIZZLE_W:
+ result |= swizzle_bit[3] << swizzle_shift[i];
+ break;
+ case UTIL_FORMAT_SWIZZLE_0:
+ result |= V_038010_SQ_SEL_0 << swizzle_shift[i];
+ break;
+ case UTIL_FORMAT_SWIZZLE_1:
+ result |= V_038010_SQ_SEL_1 << swizzle_shift[i];
+ break;
+ default: /* UTIL_FORMAT_SWIZZLE_X */
+ result |= swizzle_bit[0] << swizzle_shift[i];
+ }
+ }
+ return result;
+}
+
+/* texture format translate */
+uint32_t r600_translate_texformat(enum pipe_format format,
+ const unsigned char *swizzle_view,
+ uint32_t *word4_p, uint32_t *yuv_format_p)
+{
+ uint32_t result = 0, word4 = 0, yuv_format = 0;
+ const struct util_format_description *desc;
+ boolean uniform = TRUE;
+ int i;
+ const uint32_t sign_bit[4] = {
+ S_038010_FORMAT_COMP_X(V_038010_SQ_FORMAT_COMP_SIGNED),
+ S_038010_FORMAT_COMP_Y(V_038010_SQ_FORMAT_COMP_SIGNED),
+ S_038010_FORMAT_COMP_Z(V_038010_SQ_FORMAT_COMP_SIGNED),
+ S_038010_FORMAT_COMP_W(V_038010_SQ_FORMAT_COMP_SIGNED)
+ };
+ desc = util_format_description(format);
+
+ /* Colorspace (return non-RGB formats directly). */
+ switch (desc->colorspace) {
+ /* Depth stencil formats */
+ case UTIL_FORMAT_COLORSPACE_ZS:
+ switch (format) {
+ case PIPE_FORMAT_Z16_UNORM:
+ result = V_028010_DEPTH_16;
+ goto out_word4;
+ case PIPE_FORMAT_Z24X8_UNORM:
+ result = V_028010_DEPTH_X8_24;
+ goto out_word4;
+ case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
+ result = V_028010_DEPTH_8_24;
+ goto out_word4;
+ default:
+ goto out_unknown;
+ }
+
+ case UTIL_FORMAT_COLORSPACE_YUV:
+ yuv_format |= (1 << 30);
+ switch (format) {
+ case PIPE_FORMAT_UYVY:
+ case PIPE_FORMAT_YUYV:
+ default:
+ break;
+ }
+ goto out_unknown; /* TODO */
+
+ case UTIL_FORMAT_COLORSPACE_SRGB:
+ word4 |= S_038010_FORCE_DEGAMMA(1);
+ if (format == PIPE_FORMAT_L8A8_SRGB || format == PIPE_FORMAT_L8_SRGB)
+ goto out_unknown; /* fails for some reason - TODO */
+ break;
+
+ default:
+ break;
+ }
+
+ word4 |= r600_get_swizzle_combined(desc->swizzle, swizzle_view);
+
+ /* S3TC formats. TODO */
+ if (desc->layout == UTIL_FORMAT_LAYOUT_S3TC) {
+ goto out_unknown;
+ }
+
+
+ for (i = 0; i < desc->nr_channels; i++) {
+ if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
+ word4 |= sign_bit[i];
+ }
+ }
+
+ /* R8G8Bx_SNORM - TODO CxV8U8 */
+
+ /* RGTC - TODO */
+
+ /* See whether the components are of the same size. */
+ for (i = 1; i < desc->nr_channels; i++) {
+ uniform = uniform && desc->channel[0].size == desc->channel[i].size;
+ }
+
+ /* Non-uniform formats. */
+ if (!uniform) {
+ switch(desc->nr_channels) {
+ case 3:
+ if (desc->channel[0].size == 5 &&
+ desc->channel[1].size == 6 &&
+ desc->channel[2].size == 5) {
+ result |= V_0280A0_COLOR_5_6_5;
+ goto out_word4;
+ }
+ goto out_unknown;
+ case 4:
+ if (desc->channel[0].size == 5 &&
+ desc->channel[1].size == 5 &&
+ desc->channel[2].size == 5 &&
+ desc->channel[3].size == 1) {
+ result |= V_0280A0_COLOR_1_5_5_5;
+ goto out_word4;
+ }
+ if (desc->channel[0].size == 10 &&
+ desc->channel[1].size == 10 &&
+ desc->channel[2].size == 10 &&
+ desc->channel[3].size == 2) {
+ result |= V_0280A0_COLOR_10_10_10_2;
+ goto out_word4;
+ }
+ goto out_unknown;
+ }
+ goto out_unknown;
+ }
+
+ /* uniform formats */
+ switch (desc->channel[0].type) {
+ case UTIL_FORMAT_TYPE_UNSIGNED:
+ case UTIL_FORMAT_TYPE_SIGNED:
+ if (!desc->channel[0].normalized &&
+ desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB) {
+ goto out_unknown;
+ }
+
+ switch (desc->channel[0].size) {
+ case 4:
+ switch (desc->nr_channels) {
+ case 2:
+ result |= V_0280A0_COLOR_4_4;
+ goto out_word4;
+ case 4:
+ result |= V_0280A0_COLOR_4_4_4_4;
+ goto out_word4;
+ }
+ goto out_unknown;
+ case 8:
+ switch (desc->nr_channels) {
+ case 1:
+ result |= V_0280A0_COLOR_8;
+ goto out_word4;
+ case 2:
+ result |= V_0280A0_COLOR_8_8;
+ goto out_word4;
+ case 4:
+ result |= V_0280A0_COLOR_8_8_8_8;
+ goto out_word4;
+ }
+ goto out_unknown;
+ case 16:
+ switch (desc->nr_channels) {
+ case 1:
+ result |= V_0280A0_COLOR_16;
+ goto out_word4;
+ case 2:
+ result |= V_0280A0_COLOR_16_16;
+ goto out_word4;
+ case 4:
+ result |= V_0280A0_COLOR_16_16_16_16;
+ goto out_word4;
+ }
+ }
+ goto out_unknown;
+
+ case UTIL_FORMAT_TYPE_FLOAT:
+ switch (desc->channel[0].size) {
+ case 16:
+ switch (desc->nr_channels) {
+ case 1:
+ result |= V_0280A0_COLOR_16_FLOAT;
+ goto out_word4;
+ case 2:
+ result |= V_0280A0_COLOR_16_16_FLOAT;
+ goto out_word4;
+ case 4:
+ result |= V_0280A0_COLOR_16_16_16_16_FLOAT;
+ goto out_word4;
+ }
+ goto out_unknown;
+ case 32:
+ switch (desc->nr_channels) {
+ case 1:
+ result |= V_0280A0_COLOR_32_FLOAT;
+ goto out_word4;
+ case 2:
+ result |= V_0280A0_COLOR_32_32_FLOAT;
+ goto out_word4;
+ case 4:
+ result |= V_0280A0_COLOR_32_32_32_32_FLOAT;
+ goto out_word4;
+ }
+ }
+
+ }
+out_word4:
+ if (word4_p)
+ *word4_p = word4;
+ if (yuv_format_p)
+ *yuv_format_p = yuv_format;
+// fprintf(stderr,"returning %08x %08x %08x\n", result, word4, yuv_format);
+ return result;
+out_unknown:
+// R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format));
+ return ~0;
+}
projects / mesa.git / blobdiff