diff options
Diffstat (limited to 'mesalib/src/mesa/swrast/s_texfetch_tmp.h')
| -rw-r--r-- | mesalib/src/mesa/swrast/s_texfetch_tmp.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/mesalib/src/mesa/swrast/s_texfetch_tmp.h b/mesalib/src/mesa/swrast/s_texfetch_tmp.h index 806f0fd1a..8821125a0 100644 --- a/mesalib/src/mesa/swrast/s_texfetch_tmp.h +++ b/mesalib/src/mesa/swrast/s_texfetch_tmp.h @@ -611,10 +611,10 @@ static void FETCH(f_argb4444_rev)( const struct swrast_texture_image *texImage, GLint i, GLint j, GLint k, GLfloat *texel ) { const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1); - texel[RCOMP] = ((s ) & 0xf) * (1.0F / 15.0F); - texel[GCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F); - texel[BCOMP] = ((s >> 8) & 0xf) * (1.0F / 15.0F); - texel[ACOMP] = ((s >> 4) & 0xf) * (1.0F / 15.0F); + texel[RCOMP] = ((s >> 4) & 0xf) * (1.0F / 15.0F); + texel[GCOMP] = ((s >> 8) & 0xf) * (1.0F / 15.0F); + texel[BCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F); + texel[ACOMP] = ((s ) & 0xf) * (1.0F / 15.0F); } @@ -1015,6 +1015,19 @@ static void FETCH(sargb8)(const struct swrast_texture_image *texImage, +/* Fetch texel from 1D, 2D or 3D sabgr8 texture, return 4 GLfloats */ +static void FETCH(sabgr8)(const struct swrast_texture_image *texImage, + GLint i, GLint j, GLint k, GLfloat *texel ) +{ + const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + texel[RCOMP] = nonlinear_to_linear( (s ) & 0xff ); + texel[GCOMP] = nonlinear_to_linear( (s >> 8) & 0xff ); + texel[BCOMP] = nonlinear_to_linear( (s >> 16) & 0xff ); + texel[ACOMP] = UBYTE_TO_FLOAT( (s >> 24) ); /* linear! */ +} + + + /* Fetch texel from 1D, 2D or 3D sl8 texture, return 4 GLfloats */ static void FETCH(sl8)(const struct swrast_texture_image *texImage, GLint i, GLint j, GLint k, GLfloat *texel ) |