From 1c8812c244d74dd562a3db7c9226405bd6333735 Mon Sep 17 00:00:00 2001 From: Jordan Justen Date: Mon, 25 Jun 2012 13:45:42 -0700 Subject: mesa formats: unpack ARGB8888/XRGB8888 Signed-off-by: Jordan Justen Reviewed-by: Brian Paul --- src/mesa/main/format_unpack.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) (limited to 'src/mesa/main') diff --git a/src/mesa/main/format_unpack.c b/src/mesa/main/format_unpack.c index c42bac19c72..d1daae59ce1 100644 --- a/src/mesa/main/format_unpack.c +++ b/src/mesa/main/format_unpack.c @@ -2138,6 +2138,32 @@ unpack_int_rgba_RGBA_INT8(const GLbyte *src, GLuint dst[][4], GLuint n) } } +static void +unpack_int_rgba_ARGB8888(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLubyte) src[i * 4 + 2]; + dst[i][GCOMP] = (GLubyte) src[i * 4 + 1]; + dst[i][BCOMP] = (GLubyte) src[i * 4 + 0]; + dst[i][ACOMP] = (GLubyte) src[i * 4 + 3]; + } +} + +static void +unpack_int_rgba_XRGB8888(const GLbyte *src, GLuint dst[][4], GLuint n) +{ + unsigned int i; + + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLubyte) src[i * 4 + 2]; + dst[i][GCOMP] = (GLubyte) src[i * 4 + 1]; + dst[i][BCOMP] = (GLubyte) src[i * 4 + 0]; + dst[i][ACOMP] = (GLubyte) 0xff; + } +} + static void unpack_int_rgba_RGB_UINT32(const GLuint *src, GLuint dst[][4], GLuint n) { @@ -2590,6 +2616,14 @@ _mesa_unpack_uint_rgba_row(gl_format format, GLuint n, unpack_int_rgba_RGBA_INT8(src, dst, n); break; + case MESA_FORMAT_ARGB8888: + unpack_int_rgba_ARGB8888(src, dst, n); + break; + + case MESA_FORMAT_XRGB8888: + unpack_int_rgba_XRGB8888(src, dst, n); + break; + case MESA_FORMAT_RGB_UINT32: case MESA_FORMAT_RGB_INT32: unpack_int_rgba_RGB_UINT32(src, dst, n); -- cgit v1.2.3