diff options
Diffstat (limited to 'mesalib/src/mesa/main/light.h')
| -rw-r--r-- | mesalib/src/mesa/main/light.h | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/mesalib/src/mesa/main/light.h b/mesalib/src/mesa/main/light.h index 996698793..c751d6d6b 100644 --- a/mesalib/src/mesa/main/light.h +++ b/mesalib/src/mesa/main/light.h @@ -87,33 +87,11 @@ extern void _mesa_light(struct gl_context *ctx, GLuint lnum, GLenum pname, const GLfloat *params); -/* - * Compute dp ^ SpecularExponent. - * Lerp between adjacent values in the f(x) lookup table, giving a - * continuous function, with adequate overall accuracy. (Though still - * pretty good compared to a straight lookup). - */ -static inline GLfloat -_mesa_lookup_shininess(const struct gl_context *ctx, GLuint face, GLfloat dp) -{ - const struct gl_shine_tab *tab = ctx->_ShineTable[face]; - float f = dp * (SHINE_TABLE_SIZE - 1); - int k = (int) f; - if (k < 0 /* gcc may cast an overflow float value to negative int value */ - || k > SHINE_TABLE_SIZE - 2) - return powf(dp, tab->shininess); - else - return tab->tab[k] + (f - k) * (tab->tab[k+1] - tab->tab[k]); -} - - extern GLuint _mesa_material_bitmask( struct gl_context *ctx, GLenum face, GLenum pname, GLuint legal, const char * ); -extern void _mesa_validate_all_lighting_tables( struct gl_context *ctx ); - extern void _mesa_update_lighting( struct gl_context *ctx ); extern void _mesa_update_tnl_spaces( struct gl_context *ctx, GLuint new_state ); @@ -132,7 +110,6 @@ extern void _mesa_allow_light_in_model( struct gl_context *ctx, GLboolean flag ) #else #define _mesa_update_color_material( c, r ) ((void)0) -#define _mesa_validate_all_lighting_tables( c ) ((void)0) #define _mesa_material_bitmask( c, f, p, l, s ) 0 #define _mesa_init_lighting( c ) ((void)0) #define _mesa_free_lighting_data( c ) ((void)0) |