KolibriOS/kolibrios
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fix rev 6100 and optimize

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git-svn-id: svn://kolibrios.org@6101 a494cfbc-eb01-0410-851d-a64ba20cac60
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IgorA
2016-01-26 19:28:56 +00:00
parent 2cff28512d
commit b096a68434
2 changed files with 26 additions and 19 deletions
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18
programs/develop/libraries/TinyGL/asm_fork/light.asm
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@@ -685,17 +685,15 @@ pushad
stdcall specbuf_get_buffer, edx, dword[ecx+offs_mate_shininess_i], dword[ecx+offs_mate_shininess]
mov edi,eax ;edi = specbuf
mov dword[idx],SPECULAR_BUFFER_SIZE ;idx = SPECULAR_BUFFER_SIZE
fld1
fcomp
fstsw ax
fild dword[idx]
sahf
jbe @f ;if(dot_spec < 1.0) st0=1 st1=dot_spec
fmul st0,st1 ;idx *= dot_spec
;idx = (int)(dot_spec*SPECULAR_BUFFER_SIZE)
fimul dword[idx]
fistp dword[idx]
;if (idx > SPECULAR_BUFFER_SIZE) idx = SPECULAR_BUFFER_SIZE
cmp dword[idx],SPECULAR_BUFFER_SIZE
jle @f
mov dword[idx],SPECULAR_BUFFER_SIZE
@@:
fistp dword[idx]
ffree st0 ;dot_spec
fincstp
shl dword[idx],2
add edi,dword[idx]
fld dword[edi+offs_spec_buf] ;dot_spec = specbuf.buf[idx]