diff options
Diffstat (limited to 'mesalib/src/mesa/main/format_unpack.c')
| -rw-r--r-- | mesalib/src/mesa/main/format_unpack.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/mesalib/src/mesa/main/format_unpack.c b/mesalib/src/mesa/main/format_unpack.c index 0a8b8b183..28a50f31e 100644 --- a/mesalib/src/mesa/main/format_unpack.c +++ b/mesalib/src/mesa/main/format_unpack.c @@ -2268,6 +2268,44 @@ unpack_XBGR32323232_SINT(const void *src, GLfloat dst[][4], GLuint n) } } +static void +unpack_ABGR2101010(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = ((s[i] >> 0) & 0x3ff) * (1.0F / 1023.0F); + dst[i][GCOMP] = ((s[i] >> 10) & 0x3ff) * (1.0F / 1023.0F); + dst[i][BCOMP] = ((s[i] >> 20) & 0x3ff) * (1.0F / 1023.0F); + dst[i][ACOMP] = ((s[i] >> 30) & 0x03) * (1.0F / 3.0F); + } +} + +static void +unpack_SIGNED_RG88(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLushort *s = ((const GLushort *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] >> 8) ); + dst[i][GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s[i] & 0xff) ); + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = 1.0F; + } +} + +static void +unpack_SIGNED_RG1616(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLuint *s = ((const GLuint *) src); + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] >> 16) ); + dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] & 0xffff) ); + dst[i][BCOMP] = 0.0F; + dst[i][ACOMP] = 1.0F; + } +} /** * Return the unpacker function for the given format. @@ -2481,6 +2519,11 @@ get_unpack_rgba_function(gl_format format) table[MESA_FORMAT_XBGR32323232_UINT] = unpack_XBGR32323232_UINT; table[MESA_FORMAT_XBGR32323232_SINT] = unpack_XBGR32323232_SINT; + table[MESA_FORMAT_ABGR2101010] = unpack_ABGR2101010; + + table[MESA_FORMAT_SIGNED_RG88] = unpack_SIGNED_RG88; + table[MESA_FORMAT_SIGNED_RG1616] = unpack_SIGNED_RG1616; + initialized = GL_TRUE; } @@ -3582,6 +3625,20 @@ unpack_int_rgba_XBGR32323232_UINT(const GLuint *src, GLuint dst[][4], GLuint n) } } +static void +unpack_int_rgba_ABGR2101010(const GLuint *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + GLuint tmp = src[i]; + dst[i][0] = (tmp >> 0) & 0x3ff; + dst[i][1] = (tmp >> 10) & 0x3ff; + dst[i][2] = (tmp >> 20) & 0x3ff; + dst[i][3] = (tmp >> 30) & 0x3; + } +} + void _mesa_unpack_uint_rgba_row(gl_format format, GLuint n, const void *src, GLuint dst[][4]) @@ -3782,6 +3839,10 @@ _mesa_unpack_uint_rgba_row(gl_format format, GLuint n, unpack_int_rgba_XBGR32323232_UINT(src, dst, n); break; + case MESA_FORMAT_ABGR2101010: + unpack_int_rgba_ABGR2101010(src, dst, n); + break; + default: _mesa_problem(NULL, "%s: bad format %s", __FUNCTION__, _mesa_get_format_name(format)); |