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comparison src/video/gem/SDL_gemvideo.c @ 1071:24470ffe8ee4

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SDL will center surface on screen for us
author Patrice Mandin <patmandin@gmail.com>
date Mon, 06 Jun 2005 16:36:18 +0000
parents 75e8378103a9
children 5dbcac12f22b
comparison
equal deleted inserted replaced
1070:75e8378103a9 1071:24470ffe8ee4
775 if (use_shadow1) { 775 if (use_shadow1) {
776 current->pixels = GEM_buffer1; 776 current->pixels = GEM_buffer1;
777 current->pitch = width * VDI_pixelsize; 777 current->pitch = width * VDI_pixelsize;
778 } else { 778 } else {
779 current->pixels = VDI_screen; 779 current->pixels = VDI_screen;
780 current->pixels += VDI_pitch * ((VDI_h - height) >> 1);
781 current->pixels += VDI_pixelsize * ((VDI_w - width) >> 1);
782 current->pitch = VDI_pitch; 780 current->pitch = VDI_pitch;
783 } 781 }
784 782
785 #ifdef HAVE_OPENGL 783 #ifdef HAVE_OPENGL
786 if (flags & SDL_OPENGL) { 784 if (flags & SDL_OPENGL) {
842 if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) { 840 if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) {
843 void *destscr; 841 void *destscr;
844 int destpitch; 842 int destpitch;
845 843
846 if (GEM_bufops & B2S_C2P_1TOS) { 844 if (GEM_bufops & B2S_C2P_1TOS) {
847 int destx;
848
849 destscr = VDI_screen; 845 destscr = VDI_screen;
850 destscr += VDI_pitch * ((VDI_h - surface->h) >> 1);
851 destx = (VDI_w - surf_width) >> 1;
852 destx &= ~15;
853 destscr += destx;
854 destpitch = VDI_pitch; 846 destpitch = VDI_pitch;
855 } else { 847 } else {
856 destscr = GEM_buffer2; 848 destscr = GEM_buffer2;
857 destpitch = surface->pitch; 849 destpitch = surface->pitch;
858 } 850 }
900 if (GEM_bufops & B2S_VROCPYFM_2TOS) { 892 if (GEM_bufops & B2S_VROCPYFM_2TOS) {
901 mfdb_src.fd_addr=GEM_buffer2; 893 mfdb_src.fd_addr=GEM_buffer2;
902 } 894 }
903 895
904 for ( i=0; i<numrects; ++i ) { 896 for ( i=0; i<numrects; ++i ) {
905 blitcoords[0] = rects[i].x; 897 blitcoords[0] = blitcoords[4] = rects[i].x;
906 blitcoords[1] = rects[i].y; 898 blitcoords[1] = blitcoords[5] = rects[i].y;
907 blitcoords[2] = blitcoords[0] + rects[i].w - 1; 899 blitcoords[2] = blitcoords[6] = rects[i].x + rects[i].w - 1;
908 blitcoords[3] = blitcoords[1] + rects[i].h - 1; 900 blitcoords[3] = blitcoords[7] = rects[i].y + rects[i].h - 1;
909
910 blitcoords[4] = rects[i].x + ((VDI_w - surface->w) >> 1);
911 blitcoords[5] = rects[i].y + ((VDI_h - surface->h) >> 1);
912 blitcoords[6] = blitcoords[4] + rects[i].w - 1;
913 blitcoords[7] = blitcoords[5] + rects[i].h - 1;
914 901
915 vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); 902 vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb);
916 } 903 }
917 } 904 }
918 } 905 }
966 if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) { 953 if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) {
967 void *destscr; 954 void *destscr;
968 int destpitch; 955 int destpitch;
969 956
970 if (GEM_bufops & B2S_C2P_1TOS) { 957 if (GEM_bufops & B2S_C2P_1TOS) {
971 int destx;
972
973 destscr = VDI_screen; 958 destscr = VDI_screen;
974 destscr += VDI_pitch * ((VDI_h - surface->h) >> 1);
975 destx = (VDI_w - surf_width) >> 1;
976 destx &= ~15;
977 destscr += destx;
978 destpitch = VDI_pitch; 959 destpitch = VDI_pitch;
979 } else { 960 } else {
980 destscr = GEM_buffer2; 961 destscr = GEM_buffer2;
981 destpitch = surface->pitch; 962 destpitch = surface->pitch;
982 } 963 }
1005 mfdb_src.fd_addr=surface->pixels; 986 mfdb_src.fd_addr=surface->pixels;
1006 } else { 987 } else {
1007 mfdb_src.fd_addr=GEM_buffer2; 988 mfdb_src.fd_addr=GEM_buffer2;
1008 } 989 }
1009 990
1010 blitcoords[0] = 0; 991 blitcoords[0] = blitcoords[4] = 0;
1011 blitcoords[1] = 0; 992 blitcoords[1] = blitcoords[5] = 0;
1012 blitcoords[2] = surface->w - 1; 993 blitcoords[2] = blitcoords[6] = surface->w - 1;
1013 blitcoords[3] = surface->h - 1; 994 blitcoords[3] = blitcoords[7] = surface->h - 1;
1014
1015 blitcoords[4] = (VDI_w - surface->w) >> 1;
1016 blitcoords[5] = (VDI_h - surface->h) >> 1;
1017 blitcoords[6] = blitcoords[4] + surface->w - 1;
1018 blitcoords[7] = blitcoords[5] + surface->h - 1;
1019 995
1020 vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); 996 vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb);
1021 } 997 }
1022 998
1023 return(0); 999 return(0);