diff options
Diffstat (limited to 'mesalib/src/mesa/swrast/s_texfetch.c')
-rw-r--r-- | mesalib/src/mesa/swrast/s_texfetch.c | 30 |
1 files changed, 1 insertions, 29 deletions
diff --git a/mesalib/src/mesa/swrast/s_texfetch.c b/mesalib/src/mesa/swrast/s_texfetch.c index e508368c8..aef023217 100644 --- a/mesalib/src/mesa/swrast/s_texfetch.c +++ b/mesalib/src/mesa/swrast/s_texfetch.c @@ -46,35 +46,7 @@ #include "s_texfetch.h" #include "../../gallium/auxiliary/util/u_format_rgb9e5.h" #include "../../gallium/auxiliary/util/u_format_r11g11b10f.h" - - -/** - * Convert an 8-bit sRGB value from non-linear space to a - * linear RGB value in [0, 1]. - * Implemented with a 256-entry lookup table. - */ -static inline GLfloat -nonlinear_to_linear(GLubyte cs8) -{ - static GLfloat table[256]; - static GLboolean tableReady = GL_FALSE; - if (!tableReady) { - /* compute lookup table now */ - GLuint i; - for (i = 0; i < 256; i++) { - const GLfloat cs = UBYTE_TO_FLOAT(i); - if (cs <= 0.04045) { - table[i] = cs / 12.92f; - } - else { - table[i] = (GLfloat) pow((cs + 0.055) / 1.055, 2.4); - } - } - tableReady = GL_TRUE; - } - return table[cs8]; -} - +#include "util/format_srgb.h" /* Texel fetch routines for all supported formats |