0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1, 1, 2 /* BlockWidth/Height,Bytes */
},
+ {
+ MESA_FORMAT_AL44, /* Name */
+ "MESA_FORMAT_AL44", /* StrName */
+ GL_LUMINANCE_ALPHA, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */
+ 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 1 /* BlockWidth/Height,Bytes */
+ },
{
MESA_FORMAT_AL88, /* Name */
"MESA_FORMAT_AL88", /* StrName */
0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1, 1, 1 /* BlockWidth/Height,Bytes */
},
+ {
+ MESA_FORMAT_A16, /* Name */
+ "MESA_FORMAT_A16", /* StrName */
+ GL_ALPHA, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
+ 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 2 /* BlockWidth/Height,Bytes */
+ },
{
MESA_FORMAT_L8, /* Name */
"MESA_FORMAT_L8", /* StrName */
8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1, 1, 1 /* BlockWidth/Height,Bytes */
},
+ {
+ MESA_FORMAT_L16, /* Name */
+ "MESA_FORMAT_L16", /* StrName */
+ GL_LUMINANCE, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
+ 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 2 /* BlockWidth/Height,Bytes */
+ },
{
MESA_FORMAT_I8, /* Name */
"MESA_FORMAT_I8", /* StrName */
0, 0, 0, 0, 0,
1, 1, 4
},
+ {
+ MESA_FORMAT_ARGB2101010,
+ "MESA_FORMAT_ARGB2101010",
+ GL_RGBA,
+ GL_UNSIGNED_NORMALIZED,
+ 10, 10, 10, 2,
+ 0, 0, 0, 0, 0,
+ 1, 1, 4
+ },
{
MESA_FORMAT_Z24_S8, /* Name */
"MESA_FORMAT_Z24_S8", /* StrName */
_mesa_get_format_name(gl_format format)
{
const struct gl_format_info *info = _mesa_get_format_info(format);
- ASSERT(info->BytesPerBlock);
return info->StrName;
}
const struct gl_format_info *info = _mesa_get_format_info(format);
/* Strictly speaking, a conditional isn't needed here */
if (info->BlockWidth > 1 || info->BlockHeight > 1) {
- /* compressed format */
+ /* compressed format (2D only for now) */
const GLuint bw = info->BlockWidth, bh = info->BlockHeight;
const GLuint wblocks = (width + bw - 1) / bw;
const GLuint hblocks = (height + bh - 1) / bh;
const GLuint sz = wblocks * hblocks * info->BytesPerBlock;
+ assert(depth == 1);
return sz;
}
else {
}
+/**
+ * Same as _mesa_format_image_size() but returns a 64-bit value to
+ * accomodate very large textures.
+ */
+uint64_t
+_mesa_format_image_size64(gl_format format, GLsizei width,
+ GLsizei height, GLsizei depth)
+{
+ const struct gl_format_info *info = _mesa_get_format_info(format);
+ /* Strictly speaking, a conditional isn't needed here */
+ if (info->BlockWidth > 1 || info->BlockHeight > 1) {
+ /* compressed format (2D only for now) */
+ const uint64_t bw = info->BlockWidth, bh = info->BlockHeight;
+ const uint64_t wblocks = (width + bw - 1) / bw;
+ const uint64_t hblocks = (height + bh - 1) / bh;
+ const uint64_t sz = wblocks * hblocks * info->BytesPerBlock;
+ assert(depth == 1);
+ return sz;
+ }
+ else {
+ /* non-compressed */
+ const uint64_t sz = ((uint64_t) width *
+ (uint64_t) height *
+ (uint64_t) depth *
+ info->BytesPerBlock);
+ return sz;
+ }
+}
+
+
GLint
_mesa_format_row_stride(gl_format format, GLsizei width)
*comps = 4;
return;
+ case MESA_FORMAT_ARGB2101010:
+ *datatype = GL_UNSIGNED_INT_2_10_10_10_REV;
+ *comps = 4;
+ return;
+
case MESA_FORMAT_RGBA5551:
*datatype = GL_UNSIGNED_SHORT_5_5_5_1;
*comps = 4;
return;
+ case MESA_FORMAT_AL44: /* XXX this isn't plain GL_UNSIGNED_BYTE */
case MESA_FORMAT_AL88:
case MESA_FORMAT_AL88_REV:
case MESA_FORMAT_RG88:
return;
case MESA_FORMAT_R16:
+ case MESA_FORMAT_A16:
+ case MESA_FORMAT_L16:
*datatype = GL_UNSIGNED_SHORT;
*comps = 1;
return;