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https://github.com/KolibriOS/kolibrios.git
synced 2024-12-17 04:12:34 +03:00
755cc27ea4
2) add function glClear git-svn-id: svn://kolibrios.org@5159 a494cfbc-eb01-0410-851d-a64ba20cac60
48 lines
986 B
NASM
48 lines
986 B
NASM
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align 4
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proc glopClearColor uses ecx esi edi, context:dword, p:dword
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mov esi,[p]
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add esi,4
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mov edi,[context]
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add edi,offs_cont_clear_color
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mov ecx,4
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rep movsd
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endp
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align 4
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proc glopClearDepth uses eax ebx, context:dword, p:dword
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mov eax,[context]
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mov ebx,[p]
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mov ebx,[ebx+4] ;ebx = p[1]
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mov dword[eax+offs_cont_clear_depth],ebx
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ret
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endp
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align 4
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proc glopClear uses eax ebx, context:dword, p:dword
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mov eax,[context]
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mov ebx,[eax+offs_cont_clear_color+8] ;context.clear_color.v[2]
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shl ebx,16
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push ebx
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mov ebx,[eax+offs_cont_clear_color+4] ;context.clear_color.v[1]
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shl ebx,16
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push ebx
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mov ebx,[eax+offs_cont_clear_color] ;context.clear_color.v[0]
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shl ebx,16
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push ebx
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mov ebx,[p]
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mov ebx,[ebx+4] ;ebx = p[1]
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and ebx,GL_COLOR_BUFFER_BIT
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push ebx
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mov ebx,[p]
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mov ebx,[ebx+4] ;ebx = p[1]
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and ebx,GL_DEPTH_BUFFER_BIT
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; TODO : correct value of Z
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stdcall ZB_clear,[eax+offs_cont_zb],ebx,0 ;,...,r,g,b
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ret
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endp
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