forked from sin365/AxibugEmuOnline
408 lines
6.9 KiB
C
408 lines
6.9 KiB
C
//
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// 8bit Normal
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//
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void CDirectDraw::Render8bpp_Normal( LPBYTE lpRdr, LPBYTE lpDlt, DDSURFACEDESC2& ddsd, BOOL bForceWrite )
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{
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LPBYTE pScn = lpRdr;
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LPBYTE pDst = (LPBYTE)ddsd.lpSurface;
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DWORD width = SCREEN_WIDTH;
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DWORD pitch = ddsd.lPitch;
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for( INT i = 0; i < SCREEN_HEIGHT; i++ ) {
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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mov edx, 0x40404040
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_r8bn_loop:
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mov eax, [esi+0]
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mov ebx, [esi+4]
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or eax, edx
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or ebx, edx
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mov [edi+0], eax
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mov [edi+4], ebx
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lea esi, [esi+8]
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lea edi, [edi+8]
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sub ecx, 8
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jg _r8bn_loop
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}
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pScn += RENDER_WIDTH;
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pDst += pitch;
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}
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}
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//
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// 8bit Scanline
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//
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void CDirectDraw::Render8bpp_Scanline( LPBYTE lpRdr, LPBYTE lpDlt, DDSURFACEDESC2& ddsd, BOOL bForceWrite )
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{
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LPBYTE pScn = lpRdr;
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LPBYTE pDst = (LPBYTE)ddsd.lpSurface;
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DWORD width = SCREEN_WIDTH;
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DWORD pitch = ddsd.lPitch;
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for( INT i = 0; i < SCREEN_HEIGHT; i++ ) {
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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mov edx, 0x40404040
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_r8bs_loop:
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mov eax, [esi+0]
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mov ebx, [esi+4]
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or eax, edx
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or ebx, edx
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mov [edi+0], eax
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mov [edi+4], ebx
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lea esi, [esi+8]
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lea edi, [edi+8]
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sub ecx, 8
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jg _r8bs_loop
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}
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pDst += pitch;
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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mov edx, 0x80808080
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_r8bs_loop2:
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mov eax, [esi+0]
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mov ebx, [esi+4]
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or eax, edx
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or ebx, edx
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mov [edi+0], eax
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mov [edi+4], ebx
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lea esi, [esi+8]
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lea edi, [edi+8]
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sub ecx, 8
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jg _r8bs_loop2
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}
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pScn += RENDER_WIDTH;
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pDst += pitch;
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}
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}
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//
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// 8bit Double
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//
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void CDirectDraw::Render8bpp_Double( LPBYTE lpRdr, LPBYTE lpDlt, DDSURFACEDESC2& ddsd, BOOL bForceWrite )
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{
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LPBYTE pScn = lpRdr;
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LPBYTE pDst = (LPBYTE)ddsd.lpSurface;
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DWORD width = SCREEN_WIDTH;
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DWORD pitch = ddsd.lPitch;
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if( !IsMMX() ) {
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for( INT i = 0; i < SCREEN_HEIGHT; i++ ) {
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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mov edx, 0x40404040
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_r8bn_d_loop:
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mov al, [esi+1]
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mov ah, al
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shl eax, 16
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mov al, [esi+0]
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mov ah, al
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or eax, edx
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mov [edi+ 0], eax
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mov al, [esi+3]
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mov ah, al
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shl eax, 16
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mov al, [esi+2]
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mov ah, al
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or eax, edx
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mov [edi+ 4], eax
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mov al, [esi+5]
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mov ah, al
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shl eax, 16
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mov al, [esi+4]
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mov ah, al
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or eax, edx
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mov [edi+ 8], eax
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mov al, [esi+7]
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mov ah, al
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shl eax, 16
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mov al, [esi+6]
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mov ah, al
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or eax, edx
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mov [edi+12], eax
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bn_d_loop
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}
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pDst += pitch;
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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mov edx, 0x40404040
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_r8bn_d_loop2:
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mov al, [esi+1]
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mov ah, al
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shl eax, 16
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mov al, [esi+0]
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mov ah, al
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or eax, edx
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mov [edi+ 0], eax
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mov al, [esi+3]
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mov ah, al
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shl eax, 16
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mov al, [esi+2]
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mov ah, al
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or eax, edx
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mov [edi+ 4], eax
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mov al, [esi+5]
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mov ah, al
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shl eax, 16
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mov al, [esi+4]
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mov ah, al
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or eax, edx
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mov [edi+ 8], eax
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mov al, [esi+7]
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mov ah, al
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shl eax, 16
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mov al, [esi+6]
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mov ah, al
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or eax, edx
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mov [edi+12], eax
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bn_d_loop2
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}
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pScn += RENDER_WIDTH;
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pDst += pitch;
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}
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} else {
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QWORD mask = 0x4040404040404040;
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for( INT i = 0; i < SCREEN_HEIGHT; i++ ) {
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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movq mm7, mask
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_r8bn_d_loop3:
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movd mm0, [esi+0]
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movd mm2, [esi+4]
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movq mm1, mm0
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movq mm3, mm2
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punpcklbw mm0, mm1
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punpcklbw mm2, mm3
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por mm0, mm7
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por mm2, mm7
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movq [edi+ 0], mm0
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movq [edi+ 8], mm2
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bn_d_loop3
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}
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pDst += pitch;
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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movq mm7, mask
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_r8bn_d_loop4:
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movd mm0, [esi+0]
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movd mm2, [esi+4]
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movq mm1, mm0
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movq mm3, mm2
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punpcklbw mm0, mm1
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punpcklbw mm2, mm3
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por mm0, mm7
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por mm2, mm7
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movq [edi+ 0], mm0
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movq [edi+ 8], mm2
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bn_d_loop4
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}
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pScn += RENDER_WIDTH;
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pDst += pitch;
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}
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__asm {
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emms
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}
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}
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}
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//
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// 8bit Double Scanline
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//
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void CDirectDraw::Render8bpp_DoubleScanline( LPBYTE lpRdr, LPBYTE lpDlt, DDSURFACEDESC2& ddsd, BOOL bForceWrite )
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{
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LPBYTE pScn = lpRdr;
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LPBYTE pDst = (LPBYTE)ddsd.lpSurface;
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DWORD width = SCREEN_WIDTH;
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DWORD pitch = ddsd.lPitch;
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if( !IsMMX() ) {
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for( INT i = 0; i < SCREEN_HEIGHT; i++ ) {
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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mov edx, 0x40404040
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_r8bs_d_loop:
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mov al, [esi+1]
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mov ah, al
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shl eax, 16
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mov al, [esi+0]
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mov ah, al
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or eax, edx
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mov [edi+ 0], eax
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mov al, [esi+3]
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mov ah, al
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shl eax, 16
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mov al, [esi+2]
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mov ah, al
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or eax, edx
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mov [edi+ 4], eax
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mov al, [esi+5]
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mov ah, al
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shl eax, 16
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mov al, [esi+4]
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mov ah, al
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or eax, edx
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mov [edi+ 8], eax
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mov al, [esi+7]
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mov ah, al
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shl eax, 16
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mov al, [esi+6]
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mov ah, al
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or eax, edx
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mov [edi+12], eax
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bs_d_loop
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}
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pDst += pitch;
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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mov edx, 0x80808080
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_r8bs_d_loop2:
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mov al, [esi+1]
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mov ah, al
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shl eax, 16
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mov al, [esi+0]
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mov ah, al
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or eax, edx
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mov [edi+ 0], eax
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mov al, [esi+3]
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mov ah, al
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shl eax, 16
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mov al, [esi+2]
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mov ah, al
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or eax, edx
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mov [edi+ 4], eax
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mov al, [esi+5]
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mov ah, al
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shl eax, 16
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mov al, [esi+4]
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mov ah, al
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or eax, edx
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mov [edi+ 8], eax
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mov al, [esi+7]
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mov ah, al
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shl eax, 16
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mov al, [esi+6]
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mov ah, al
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or eax, edx
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mov [edi+12], eax
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bs_d_loop2
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}
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pScn += RENDER_WIDTH;
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pDst += pitch;
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}
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} else {
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QWORD maskn = 0x4040404040404040;
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QWORD masks = 0x8080808080808080;
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for( INT i = 0; i < SCREEN_HEIGHT; i++ ) {
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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movq mm7, maskn
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_r8bs_d_loop3:
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movd mm0, [esi+0]
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movd mm2, [esi+4]
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movq mm1, mm0
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movq mm3, mm2
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punpcklbw mm0, mm1
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punpcklbw mm2, mm3
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por mm0, mm7
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por mm2, mm7
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movq [edi+ 0], mm0
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movq [edi+ 8], mm2
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bs_d_loop3
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}
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pDst += pitch;
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__asm {
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mov esi, pScn
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mov edi, pDst
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mov ecx, width
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movq mm7, masks
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_r8bs_d_loop4:
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movd mm0, [esi+0]
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movd mm2, [esi+4]
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movq mm1, mm0
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movq mm3, mm2
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punpcklbw mm0, mm1
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punpcklbw mm2, mm3
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por mm0, mm7
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por mm2, mm7
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movq [edi+ 0], mm0
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movq [edi+ 8], mm2
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lea esi, [esi+8]
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lea edi, [edi+16]
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sub ecx, 8
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jg _r8bs_d_loop4
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}
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pScn += RENDER_WIDTH;
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pDst += pitch;
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}
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__asm {
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emms
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}
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}
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}
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