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mesa: Reduce ffvertex_prog state_key to 36 bytes. 

Using lower alignment restrictions for the state key fields finally
yields to a smaller hashing state key.

Signed-off-by: Mathias Fröhlich <Mathias.Froehlich@web.de>
Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Mathias Fröhlich 2018-01-27 12:09:00 -07:00 committed by Brian Paul
parent b4216b588e
commit 6395a0ecf2
1 changed files with 15 additions and 14 deletions
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29
src/mesa/main/ffvertex_prog.c
View File

@ -51,6 +51,10 @@
#define NUM_UNITS MAX2(MAX_TEXTURE_COORD_UNITS, MAX_LIGHTS)
struct state_key {
GLbitfield varying_vp_inputs;
unsigned fragprog_inputs_read:12;
unsigned light_color_material_mask:12;
unsigned light_global_enabled:1;
unsigned light_local_viewer:1;
@ -63,22 +67,19 @@ struct state_key {
unsigned fog_distance_mode:2;
unsigned separate_specular:1;
unsigned point_attenuated:1;
unsigned fragprog_inputs_read:12;
GLbitfield varying_vp_inputs;
struct {
unsigned light_enabled:1;
unsigned light_eyepos3_is_zero:1;
unsigned light_spotcutoff_is_180:1;
unsigned light_attenuated:1;
unsigned texmat_enabled:1;
unsigned coord_replace:1;
unsigned texgen_enabled:1;
unsigned texgen_mode0:4;
unsigned texgen_mode1:4;
unsigned texgen_mode2:4;
unsigned texgen_mode3:4;
unsigned char light_enabled:1;
unsigned char light_eyepos3_is_zero:1;
unsigned char light_spotcutoff_is_180:1;
unsigned char light_attenuated:1;
unsigned char texmat_enabled:1;
unsigned char coord_replace:1;
unsigned char texgen_enabled:1;
unsigned char texgen_mode0:4;
unsigned char texgen_mode1:4;
unsigned char texgen_mode2:4;
unsigned char texgen_mode3:4;
} unit[NUM_UNITS];
};