From 995051ee34f9c29461b6e9cad27df5e375688218 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Mon, 22 Apr 2013 23:37:06 -0700 Subject: mesa: Add unpack functions for R/RG/RGB [U]INT8/16/32 formats. NOTE: This is a candidate for stable branches. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=63569 Signed-off-by: Kenneth Graunke Reviewed-by: Brian Paul --- src/mesa/main/format_unpack.c | 253 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 253 insertions(+) (limited to 'src') diff --git a/src/mesa/main/format_unpack.c b/src/mesa/main/format_unpack.c index 9d565ccf1b3..19ed43caa97 100644 --- a/src/mesa/main/format_unpack.c +++ b/src/mesa/main/format_unpack.c @@ -1076,6 +1076,45 @@ unpack_RG_FLOAT16(const void *src, GLfloat dst[][4], GLuint n) } +static void +unpack_R_INT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_INT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_INT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLbyte *s = (const GLbyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + static void unpack_RGBA_INT8(const void *src, GLfloat dst[][4], GLuint n) { @@ -1089,6 +1128,45 @@ unpack_RGBA_INT8(const void *src, GLfloat dst[][4], GLuint n) } } +static void +unpack_R_INT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_INT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_INT16(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLshort *s = (const GLshort *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + static void unpack_RGBA_INT16(const void *src, GLfloat dst[][4], GLuint n) { @@ -1102,6 +1180,46 @@ unpack_RGBA_INT16(const void *src, GLfloat dst[][4], GLuint n) } } +static void +unpack_R_INT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_INT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_INT32(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLint *s = (const GLint *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + + static void unpack_RGBA_INT32(const void *src, GLfloat dst[][4], GLuint n) { @@ -1115,6 +1233,45 @@ unpack_RGBA_INT32(const void *src, GLfloat dst[][4], GLuint n) } } +static void +unpack_R_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_UINT8(const void *src, GLfloat dst[][4], GLuint n) +{ + const GLubyte *s = (const GLubyte *) src; + GLuint i; + for (i = 0; i < n; i++) { + dst[i][RCOMP] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + static void unpack_RGBA_UINT8(const void *src, GLfloat dst[][4], GLuint n) { @@ -1128,6 +1285,45 @@ unpack_RGBA_UINT8(const void *src, GLfloat dst[][4], GLuint n) } } +static void +unpack_R_UINT16(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] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_UINT16(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] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_UINT16(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] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + static void unpack_RGBA_UINT16(const void *src, GLfloat dst[][4], GLuint n) { @@ -1141,6 +1337,45 @@ unpack_RGBA_UINT16(const void *src, GLfloat dst[][4], GLuint n) } } +static void +unpack_R_UINT32(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] = (GLfloat) s[i]; + dst[i][GCOMP] = 0.0; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RG_UINT32(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] = (GLfloat) s[i*2+0]; + dst[i][GCOMP] = (GLfloat) s[i*2+1]; + dst[i][BCOMP] = 0.0; + dst[i][ACOMP] = 1.0; + } +} + +static void +unpack_RGB_UINT32(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] = (GLfloat) s[i*3+0]; + dst[i][GCOMP] = (GLfloat) s[i*3+1]; + dst[i][BCOMP] = (GLfloat) s[i*3+2]; + dst[i][ACOMP] = 1.0; + } +} + static void unpack_RGBA_UINT32(const void *src, GLfloat dst[][4], GLuint n) { @@ -1828,11 +2063,29 @@ get_unpack_rgba_function(gl_format format) table[MESA_FORMAT_RG_FLOAT32] = unpack_RG_FLOAT32; table[MESA_FORMAT_RG_FLOAT16] = unpack_RG_FLOAT16; + table[MESA_FORMAT_R_INT8] = unpack_R_INT8; + table[MESA_FORMAT_RG_INT8] = unpack_RG_INT8; + table[MESA_FORMAT_RGB_INT8] = unpack_RGB_INT8; table[MESA_FORMAT_RGBA_INT8] = unpack_RGBA_INT8; + table[MESA_FORMAT_R_INT16] = unpack_R_INT16; + table[MESA_FORMAT_RG_INT16] = unpack_RG_INT16; + table[MESA_FORMAT_RGB_INT16] = unpack_RGB_INT16; table[MESA_FORMAT_RGBA_INT16] = unpack_RGBA_INT16; + table[MESA_FORMAT_R_INT32] = unpack_R_INT32; + table[MESA_FORMAT_RG_INT32] = unpack_RG_INT32; + table[MESA_FORMAT_RGB_INT32] = unpack_RGB_INT32; table[MESA_FORMAT_RGBA_INT32] = unpack_RGBA_INT32; + table[MESA_FORMAT_R_UINT8] = unpack_R_UINT8; + table[MESA_FORMAT_RG_UINT8] = unpack_RG_UINT8; + table[MESA_FORMAT_RGB_UINT8] = unpack_RGB_UINT8; table[MESA_FORMAT_RGBA_UINT8] = unpack_RGBA_UINT8; + table[MESA_FORMAT_R_UINT16] = unpack_R_UINT16; + table[MESA_FORMAT_RG_UINT16] = unpack_RG_UINT16; + table[MESA_FORMAT_RGB_UINT16] = unpack_RGB_UINT16; table[MESA_FORMAT_RGBA_UINT16] = unpack_RGBA_UINT16; + table[MESA_FORMAT_R_UINT32] = unpack_R_UINT32; + table[MESA_FORMAT_RG_UINT32] = unpack_RG_UINT32; + table[MESA_FORMAT_RGB_UINT32] = unpack_RGB_UINT32; table[MESA_FORMAT_RGBA_UINT32] = unpack_RGBA_UINT32; table[MESA_FORMAT_DUDV8] = unpack_DUDV8; -- cgit v1.2.3