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mesa: Add unpack functions for A/I/L/LA [U]INT8/16/32 formats.

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NOTE: This is a candidate for stable branches.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=63569
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Kenneth Graunke 2013-04-22 23:52:22 -07:00
parent 995051ee34
commit cef31bb290
1 changed files with 327 additions and 0 deletions
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327
src/mesa/main/format_unpack.c
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@ -1075,6 +1075,305 @@ unpack_RG_FLOAT16(const void *src, GLfloat dst[][4], GLuint n)
}
}
static void
unpack_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = 0.0;
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = 0.0;
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = 0.0;
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = 0.0;
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = 0.0;
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = 0.0;
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_INTENSITY_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] =
dst[i][GCOMP] =
dst[i][BCOMP] =
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_INTENSITY_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] =
dst[i][GCOMP] =
dst[i][BCOMP] =
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_INTENSITY_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] =
dst[i][GCOMP] =
dst[i][BCOMP] =
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_INTENSITY_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] =
dst[i][GCOMP] =
dst[i][BCOMP] =
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_INTENSITY_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] =
dst[i][GCOMP] =
dst[i][BCOMP] =
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_INTENSITY_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] =
dst[i][GCOMP] =
dst[i][BCOMP] =
dst[i][ACOMP] = (GLfloat) s[i];
}
}
static void
unpack_LUMINANCE_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] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i];
dst[i][ACOMP] = 1.0;
}
}
static void
unpack_LUMINANCE_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] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i];
dst[i][ACOMP] = 1.0;
}
}
static void
unpack_LUMINANCE_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] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i];
dst[i][ACOMP] = 1.0;
}
}
static void
unpack_LUMINANCE_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] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i];
dst[i][ACOMP] = 1.0;
}
}
static void
unpack_LUMINANCE_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] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i];
dst[i][ACOMP] = 1.0;
}
}
static void
unpack_LUMINANCE_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] = dst[i][GCOMP] = dst[i][BCOMP] = (GLfloat) s[i];
dst[i][ACOMP] = 1.0;
}
}
static void
unpack_LUMINANCE_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = (GLfloat) s[2*i+0];
dst[i][ACOMP] = (GLfloat) s[2*i+1];
}
}
static void
unpack_LUMINANCE_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = (GLfloat) s[2*i+0];
dst[i][ACOMP] = (GLfloat) s[2*i+1];
}
}
static void
unpack_LUMINANCE_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = (GLfloat) s[2*i+0];
dst[i][ACOMP] = (GLfloat) s[2*i+1];
}
}
static void
unpack_LUMINANCE_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = (GLfloat) s[2*i+0];
dst[i][ACOMP] = (GLfloat) s[2*i+1];
}
}
static void
unpack_LUMINANCE_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = (GLfloat) s[2*i+0];
dst[i][ACOMP] = (GLfloat) s[2*i+1];
}
}
static void
unpack_LUMINANCE_ALPHA_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] =
dst[i][GCOMP] =
dst[i][BCOMP] = (GLfloat) s[2*i+0];
dst[i][ACOMP] = (GLfloat) s[2*i+1];
}
}
static void
unpack_R_INT8(const void *src, GLfloat dst[][4], GLuint n)
@ -2063,6 +2362,34 @@ 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_ALPHA_UINT8] = unpack_ALPHA_UINT8;
table[MESA_FORMAT_ALPHA_UINT16] = unpack_ALPHA_UINT16;
table[MESA_FORMAT_ALPHA_UINT32] = unpack_ALPHA_UINT32;
table[MESA_FORMAT_ALPHA_INT8] = unpack_ALPHA_INT8;
table[MESA_FORMAT_ALPHA_INT16] = unpack_ALPHA_INT16;
table[MESA_FORMAT_ALPHA_INT32] = unpack_ALPHA_INT32;
table[MESA_FORMAT_INTENSITY_UINT8] = unpack_INTENSITY_UINT8;
table[MESA_FORMAT_INTENSITY_UINT16] = unpack_INTENSITY_UINT16;
table[MESA_FORMAT_INTENSITY_UINT32] = unpack_INTENSITY_UINT32;
table[MESA_FORMAT_INTENSITY_INT8] = unpack_INTENSITY_INT8;
table[MESA_FORMAT_INTENSITY_INT16] = unpack_INTENSITY_INT16;
table[MESA_FORMAT_INTENSITY_INT32] = unpack_INTENSITY_INT32;
table[MESA_FORMAT_LUMINANCE_UINT8] = unpack_LUMINANCE_UINT8;
table[MESA_FORMAT_LUMINANCE_UINT16] = unpack_LUMINANCE_UINT16;
table[MESA_FORMAT_LUMINANCE_UINT32] = unpack_LUMINANCE_UINT32;
table[MESA_FORMAT_LUMINANCE_INT8] = unpack_LUMINANCE_INT8;
table[MESA_FORMAT_LUMINANCE_INT16] = unpack_LUMINANCE_INT16;
table[MESA_FORMAT_LUMINANCE_INT32] = unpack_LUMINANCE_INT32;
table[MESA_FORMAT_LUMINANCE_ALPHA_UINT8] = unpack_LUMINANCE_ALPHA_UINT8;
table[MESA_FORMAT_LUMINANCE_ALPHA_UINT16] = unpack_LUMINANCE_ALPHA_UINT16;
table[MESA_FORMAT_LUMINANCE_ALPHA_UINT32] = unpack_LUMINANCE_ALPHA_UINT32;
table[MESA_FORMAT_LUMINANCE_ALPHA_INT8] = unpack_LUMINANCE_ALPHA_INT8;
table[MESA_FORMAT_LUMINANCE_ALPHA_INT16] = unpack_LUMINANCE_ALPHA_INT16;
table[MESA_FORMAT_LUMINANCE_ALPHA_INT32] = unpack_LUMINANCE_ALPHA_INT32;
table[MESA_FORMAT_R_INT8] = unpack_R_INT8;
table[MESA_FORMAT_RG_INT8] = unpack_RG_INT8;
table[MESA_FORMAT_RGB_INT8] = unpack_RGB_INT8;