if (rmesa->texmicrotile && (tObj->Target != GL_TEXTURE_RECTANGLE_NV) &&
/* texrect might be able to use micro tiling too in theory? */
(baseImage->Height > 1)) {
-
+
/* allow 32 (bytes) x 1 mip (which will use two times the space
the non-tiled version would use) max if base texture is large enough */
if ((numLevels == 1) ||
t->tile_bits |= R300_TXO_MICRO_TILE;
}
}
-
+
if (tObj->Target != GL_TEXTURE_RECTANGLE_NV) {
/* we can set macro tiling even for small textures, they will be untiled anyway */
t->tile_bits |= R300_TXO_MACRO_TILE;
#endif
for (i = 0; i < numLevels; i++) {
- const struct gl_texture_image *texImage;
- GLuint size;
-
- texImage = tObj->Image[0][i + t->base.firstLevel];
- if (!texImage)
- break;
-
- /* find image size in bytes */
- if (texImage->IsCompressed) {
- if ((t->format & R300_TX_FORMAT_DXT1) == R300_TX_FORMAT_DXT1) {
- // fprintf(stderr,"DXT 1 %d %08X\n", texImage->Width, t->format);
- if ((texImage->Width + 3) < 8) /* width one block */
- size = texImage->CompressedSize * 4;
- else if ((texImage->Width + 3) < 16)
- size = texImage->CompressedSize * 2;
- else size = texImage->CompressedSize;
- }
- else /* DXT3/5, 16 bytes per block */
- {
- WARN_ONCE("DXT 3/5 suffers from multitexturing problems!\n");
- // fprintf(stderr,"DXT 3/5 %d\n", texImage->Width);
- if ((texImage->Width + 3) < 8)
- size = texImage->CompressedSize * 2;
- else size = texImage->CompressedSize;
- }
-
- } else if (tObj->Target == GL_TEXTURE_RECTANGLE_NV) {
- size = ((texImage->Width * texelBytes + 63) & ~63) * texImage->Height;
- blitWidth = 64 / texelBytes;
- } else if (t->tile_bits & R300_TXO_MICRO_TILE) {
- /* tile pattern is 16 bytes x2. mipmaps stay 32 byte aligned,
- though the actual offset may be different (if texture is less than
- 32 bytes width) to the untiled case */
- int w = (texImage->Width * texelBytes * 2 + 31) & ~31;
- size = (w * ((texImage->Height + 1) / 2)) * texImage->Depth;
- blitWidth = MAX2(texImage->Width, 64 / texelBytes);
- } else {
- int w = (texImage->Width * texelBytes + 31) & ~31;
- size = w * texImage->Height * texImage->Depth;
- blitWidth = MAX2(texImage->Width, 64 / texelBytes);
- }
- assert(size > 0);
-
- if(0)
- fprintf(stderr, "w=%d h=%d d=%d tb=%d intFormat=%d\n", texImage->Width, texImage->Height,
- texImage->Depth, texImage->TexFormat->TexelBytes,
- texImage->InternalFormat);
-
- /* Align to 32-byte offset. It is faster to do this unconditionally
- * (no branch penalty).
- */
-
- curOffset = (curOffset + 0x1f) & ~0x1f;
-
- if (texelBytes) {
- t->image[0][i].x = curOffset; /* fix x and y coords up later together with offset */
- t->image[0][i].y = 0;
- t->image[0][i].width = MIN2(size / texelBytes, blitWidth);
- t->image[0][i].height = (size / texelBytes) / t->image[0][i].width;
- } else {
- t->image[0][i].x = curOffset % R300_BLIT_WIDTH_BYTES;
- t->image[0][i].y = curOffset / R300_BLIT_WIDTH_BYTES;
- t->image[0][i].width = MIN2(size, R300_BLIT_WIDTH_BYTES);
- t->image[0][i].height = size / t->image[0][i].width;
- }
-#if 0
- /* for debugging only and only applicable to non-rectangle targets */
- assert(size % t->image[0][i].width == 0);
- assert(t->image[0][i].x == 0
- || (size < R300_BLIT_WIDTH_BYTES
- && t->image[0][i].height == 1));
-#endif
-
- if (0)
- fprintf(stderr,
- "level %d: %dx%d x=%d y=%d w=%d h=%d size=%d at %d\n",
- i, texImage->Width, texImage->Height,
- t->image[0][i].x, t->image[0][i].y,
- t->image[0][i].width, t->image[0][i].height,
- size, curOffset);
-
- curOffset += size;
-
+ const struct gl_texture_image *texImage;
+ GLuint size;
+
+ texImage = tObj->Image[0][i + t->base.firstLevel];
+ if (!texImage)
+ break;
+
+ /* find image size in bytes */
+ if (texImage->IsCompressed) {
+ if ((t->format & R300_TX_FORMAT_DXT1) == R300_TX_FORMAT_DXT1) {
+ // fprintf(stderr,"DXT 1 %d %08X\n", texImage->Width, t->format);
+ if ((texImage->Width + 3) < 8) /* width one block */
+ size = texImage->CompressedSize * 4;
+ else if ((texImage->Width + 3) < 16)
+ size = texImage->CompressedSize * 2;
+ else
+ size = texImage->CompressedSize;
+ } else {
+ /* DXT3/5, 16 bytes per block */
+ WARN_ONCE("DXT 3/5 suffers from multitexturing problems!\n");
+ // fprintf(stderr,"DXT 3/5 %d\n", texImage->Width);
+ if ((texImage->Width + 3) < 8)
+ size = texImage->CompressedSize * 2;
+ else
+ size = texImage->CompressedSize;
+ }
+ } else if (tObj->Target == GL_TEXTURE_RECTANGLE_NV) {
+ size = ((texImage->Width * texelBytes + 63) & ~63) * texImage->Height;
+ blitWidth = 64 / texelBytes;
+ } else if (t->tile_bits & R300_TXO_MICRO_TILE) {
+ /* tile pattern is 16 bytes x2. mipmaps stay 32 byte aligned,
+ though the actual offset may be different (if texture is less than
+ 32 bytes width) to the untiled case */
+ int w = (texImage->Width * texelBytes * 2 + 31) & ~31;
+ size = (w * ((texImage->Height + 1) / 2)) * texImage->Depth;
+ blitWidth = MAX2(texImage->Width, 64 / texelBytes);
+ } else {
+ int w = (texImage->Width * texelBytes + 31) & ~31;
+ size = w * texImage->Height * texImage->Depth;
+ blitWidth = MAX2(texImage->Width, 64 / texelBytes);
+ }
+ assert(size > 0);
+
+ if(0)
+ fprintf(stderr, "w=%d h=%d d=%d tb=%d intFormat=%d\n",
+ texImage->Width, texImage->Height,
+ texImage->Depth, texImage->TexFormat->TexelBytes,
+ texImage->InternalFormat);
+
+ /* Align to 32-byte offset. It is faster to do this unconditionally
+ * (no branch penalty).
+ */
+
+ curOffset = (curOffset + 0x1f) & ~0x1f;
+
+ if (texelBytes) {
+ /* fix x and y coords up later together with offset */
+ t->image[0][i].x = curOffset;
+ t->image[0][i].y = 0;
+ t->image[0][i].width = MIN2(size / texelBytes, blitWidth);
+ t->image[0][i].height = (size / texelBytes) / t->image[0][i].width;
+ } else {
+ t->image[0][i].x = curOffset % R300_BLIT_WIDTH_BYTES;
+ t->image[0][i].y = curOffset / R300_BLIT_WIDTH_BYTES;
+ t->image[0][i].width = MIN2(size, R300_BLIT_WIDTH_BYTES);
+ t->image[0][i].height = size / t->image[0][i].width;
+ }
+
+ if (0)
+ fprintf(stderr,
+ "level %d: %dx%d x=%d y=%d w=%d h=%d size=%d at %d\n",
+ i, texImage->Width, texImage->Height,
+ t->image[0][i].x, t->image[0][i].y,
+ t->image[0][i].width, t->image[0][i].height,
+ size, curOffset);
+
+ curOffset += size;
}
-
+
/* Align the total size of texture memory block.
*/
t->base.totalSize =
} else if (tObj->Target == GL_TEXTURE_CUBE_MAP) {
ASSERT(log2Width == log2Height);
t->format |= R300_TX_FORMAT_CUBIC_MAP;
-
+
t->format_x |= R200_TEXCOORD_CUBIC_ENV;
t->pp_cubic_faces = ((log2Width << R200_FACE_WIDTH_1_SHIFT) |
(log2Height << R200_FACE_HEIGHT_1_SHIFT) |
ASSERT(log2Width == log2Height);
t->format |= R300_TX_FORMAT_CUBIC_MAP;
}
-
+
t->size = (((tObj->Image[0][t->base.firstLevel]->Width - 1) << R300_TX_WIDTHMASK_SHIFT)
|((tObj->Image[0][t->base.firstLevel]->Height - 1) << R300_TX_HEIGHTMASK_SHIFT))
|((numLevels - 1) << R300_TX_MAX_MIP_LEVEL_SHIFT);
projects / mesa.git / commitdiff