trunk/src/mame/video/gtia.c
| r31950 | r31951 | |
|---|
| 818 | 818 | /* */ 0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000,0x000 |
| 819 | 819 | }; |
| 820 | 820 | |
| 821 | | #define RENDER_PLAYER(player,color) \ |
| 822 | | static void render_##player##_w1(UINT8 *dst) \ |
| 823 | | { \ |
| 824 | | if( gtia.h.graf##player & 0x80 ) \ |
| 825 | | dst[0] |= color; \ |
| 826 | | if( gtia.h.graf##player & 0x40 ) \ |
| 827 | | dst[1] |= color; \ |
| 828 | | if( gtia.h.graf##player & 0x20 ) \ |
| 829 | | dst[2] |= color; \ |
| 830 | | if( gtia.h.graf##player & 0x10 ) \ |
| 831 | | dst[3] |= color; \ |
| 832 | | if( gtia.h.graf##player & 0x08 ) \ |
| 833 | | dst[4] |= color; \ |
| 834 | | if( gtia.h.graf##player & 0x04 ) \ |
| 835 | | dst[5] |= color; \ |
| 836 | | if( gtia.h.graf##player & 0x02 ) \ |
| 837 | | dst[6] |= color; \ |
| 838 | | if( gtia.h.graf##player & 0x01 ) \ |
| 839 | | dst[7] |= color; \ |
| 840 | | } \ |
| 841 | | static void render_##player##_w2(UINT8 *dst) \ |
| 842 | | { \ |
| 843 | | if( gtia.h.graf##player & 0x80 ) \ |
| 844 | | { \ |
| 845 | | dst[ 0] |= color; \ |
| 846 | | dst[ 1] |= color; \ |
| 847 | | } \ |
| 848 | | if( gtia.h.graf##player & 0x40 ) \ |
| 849 | | { \ |
| 850 | | dst[ 2] |= color; \ |
| 851 | | dst[ 3] |= color; \ |
| 852 | | } \ |
| 853 | | if( gtia.h.graf##player & 0x20 ) \ |
| 854 | | { \ |
| 855 | | dst[ 4] |= color; \ |
| 856 | | dst[ 5] |= color; \ |
| 857 | | } \ |
| 858 | | if( gtia.h.graf##player & 0x10 ) \ |
| 859 | | { \ |
| 860 | | dst[ 6] |= color; \ |
| 861 | | dst[ 7] |= color; \ |
| 862 | | } \ |
| 863 | | if( gtia.h.graf##player & 0x08 ) \ |
| 864 | | { \ |
| 865 | | dst[ 8] |= color; \ |
| 866 | | dst[ 9] |= color; \ |
| 867 | | } \ |
| 868 | | if( gtia.h.graf##player & 0x04 ) \ |
| 869 | | { \ |
| 870 | | dst[10] |= color; \ |
| 871 | | dst[11] |= color; \ |
| 872 | | } \ |
| 873 | | if( gtia.h.graf##player & 0x02 ) \ |
| 874 | | { \ |
| 875 | | dst[12] |= color; \ |
| 876 | | dst[13] |= color; \ |
| 877 | | } \ |
| 878 | | if( gtia.h.graf##player & 0x01 ) \ |
| 879 | | { \ |
| 880 | | dst[14] |= color; \ |
| 881 | | dst[15] |= color; \ |
| 882 | | } \ |
| 883 | | } \ |
| 884 | | static void render_##player##_w4(UINT8 *dst) \ |
| 885 | | { \ |
| 886 | | if( gtia.h.graf##player & 0x80 ) \ |
| 887 | | { \ |
| 888 | | dst[ 0] |= color; \ |
| 889 | | dst[ 1] |= color; \ |
| 890 | | dst[ 2] |= color; \ |
| 891 | | dst[ 3] |= color; \ |
| 892 | | } \ |
| 893 | | if( gtia.h.graf##player & 0x40 ) \ |
| 894 | | { \ |
| 895 | | dst[ 4] |= color; \ |
| 896 | | dst[ 5] |= color; \ |
| 897 | | dst[ 6] |= color; \ |
| 898 | | dst[ 7] |= color; \ |
| 899 | | } \ |
| 900 | | if( gtia.h.graf##player & 0x20 ) \ |
| 901 | | { \ |
| 902 | | dst[ 8] |= color; \ |
| 903 | | dst[ 9] |= color; \ |
| 904 | | dst[10] |= color; \ |
| 905 | | dst[11] |= color; \ |
| 906 | | } \ |
| 907 | | if( gtia.h.graf##player & 0x10 ) \ |
| 908 | | { \ |
| 909 | | dst[12] |= color; \ |
| 910 | | dst[13] |= color; \ |
| 911 | | dst[14] |= color; \ |
| 912 | | dst[15] |= color; \ |
| 913 | | } \ |
| 914 | | if( gtia.h.graf##player & 0x08 ) \ |
| 915 | | { \ |
| 916 | | dst[16] |= color; \ |
| 917 | | dst[17] |= color; \ |
| 918 | | dst[18] |= color; \ |
| 919 | | dst[19] |= color; \ |
| 920 | | } \ |
| 921 | | if( gtia.h.graf##player & 0x04 ) \ |
| 922 | | { \ |
| 923 | | dst[20] |= color; \ |
| 924 | | dst[21] |= color; \ |
| 925 | | dst[22] |= color; \ |
| 926 | | dst[23] |= color; \ |
| 927 | | } \ |
| 928 | | if( gtia.h.graf##player & 0x02 ) \ |
| 929 | | { \ |
| 930 | | dst[24] |= color; \ |
| 931 | | dst[25] |= color; \ |
| 932 | | dst[26] |= color; \ |
| 933 | | dst[27] |= color; \ |
| 934 | | } \ |
| 935 | | if( gtia.h.graf##player & 0x01 ) \ |
| 936 | | { \ |
| 937 | | dst[28] |= color; \ |
| 938 | | dst[29] |= color; \ |
| 939 | | dst[30] |= color; \ |
| 940 | | dst[31] |= color; \ |
| 941 | | } \ |
| 942 | | } \ |
| 943 | | static void (*const render_##player[4])(UINT8 *dst)={ \ |
| 944 | | render_##player##_w1, \ |
| 945 | | render_##player##_w2, \ |
| 946 | | render_##player##_w2, \ |
| 947 | | render_##player##_w4 \ |
| 821 | static inline void player_render(UINT8 gfx, int size, UINT8 color, UINT8 *dst) |
| 822 | { |
| 823 | // size is the number of bits in *dst to be filled: 1, 2 or 4 |
| 824 | if (size == 3) |
| 825 | size = 2; |
| 826 | for (int i = 0; i < 8; i++) |
| 827 | if (BIT(gfx, 7 - i)) |
| 828 | for (int s = 0; s < size; s++) |
| 829 | dst[i * size + s] |= color; |
| 948 | 830 | } |
| 949 | 831 | |
| 950 | | #define RENDER_MISSILE(missile,color) \ |
| 951 | | static void render_##missile##_w1(UINT8 *dst) \ |
| 952 | | { \ |
| 953 | | if( gtia.h.graf##missile & 0x80 ) \ |
| 954 | | dst[0] |= color; \ |
| 955 | | if( gtia.h.graf##missile & 0x40 ) \ |
| 956 | | dst[1] |= color; \ |
| 957 | | } \ |
| 958 | | static void render_##missile##_w2(UINT8 *dst) \ |
| 959 | | { \ |
| 960 | | if( gtia.h.graf##missile & 0x80 ) \ |
| 961 | | { \ |
| 962 | | dst[ 0] |= color; \ |
| 963 | | dst[ 1] |= color; \ |
| 964 | | } \ |
| 965 | | if( gtia.h.graf##missile & 0x40 ) \ |
| 966 | | { \ |
| 967 | | dst[ 2] |= color; \ |
| 968 | | dst[ 3] |= color; \ |
| 969 | | } \ |
| 970 | | } \ |
| 971 | | static void render_##missile##_w4(UINT8 *dst) \ |
| 972 | | { \ |
| 973 | | if( gtia.h.graf##missile & 0x80 ) \ |
| 974 | | { \ |
| 975 | | dst[ 0] |= color; \ |
| 976 | | dst[ 1] |= color; \ |
| 977 | | dst[ 2] |= color; \ |
| 978 | | dst[ 3] |= color; \ |
| 979 | | } \ |
| 980 | | if( gtia.h.graf##missile & 0x40 ) \ |
| 981 | | { \ |
| 982 | | dst[ 4] |= color; \ |
| 983 | | dst[ 5] |= color; \ |
| 984 | | dst[ 6] |= color; \ |
| 985 | | dst[ 7] |= color; \ |
| 986 | | } \ |
| 987 | | } \ |
| 988 | | static void (*const render_##missile[4])(UINT8 *dst) = { \ |
| 989 | | render_##missile##_w1, \ |
| 990 | | render_##missile##_w2, \ |
| 991 | | render_##missile##_w2, \ |
| 992 | | render_##missile##_w4 \ |
| 832 | static inline void missile_render(UINT8 gfx, int size, UINT8 color, UINT8 *dst) |
| 833 | { |
| 834 | // size is the number of bits in *dst to be filled: 1, 2 or 4 |
| 835 | if (size == 3) |
| 836 | size = 2; |
| 837 | for (int i = 0; i < 2; i++) |
| 838 | if (BIT(gfx, 7 - i)) |
| 839 | for (int s = 0; s < size; s++) |
| 840 | dst[i * size + s] |= color; |
| 993 | 841 | } |
| 994 | 842 | |
| 995 | | RENDER_PLAYER(p0,P0); |
| 996 | | RENDER_PLAYER(p1,P1); |
| 997 | | RENDER_PLAYER(p2,P2); |
| 998 | | RENDER_PLAYER(p3,P3); |
| 999 | | RENDER_MISSILE(m0,M0); |
| 1000 | | RENDER_MISSILE(m1,M1); |
| 1001 | | RENDER_MISSILE(m2,M2); |
| 1002 | | RENDER_MISSILE(m3,M3); |
| 1003 | 843 | |
| 1004 | | |
| 1005 | 844 | void gtia_render(VIDEO *video) |
| 1006 | 845 | { |
| 1007 | 846 | int x; |
| r31950 | r31951 | |
|---|
| 1011 | 850 | if( antic.scanline < VBL_END || antic.scanline >= 256 ) |
| 1012 | 851 | return; |
| 1013 | 852 | |
| 1014 | | if( gtia.h.grafp0 ) |
| 1015 | | (*render_p0[gtia.w.sizep0])(&antic.pmbits[gtia.w.hposp0]); |
| 853 | if (gtia.h.grafp0) |
| 854 | player_render(gtia.h.grafp0, gtia.w.sizep0 + 1, P0, &antic.pmbits[gtia.w.hposp0]); |
| 855 | if (gtia.h.grafp1) |
| 856 | player_render(gtia.h.grafp1, gtia.w.sizep1 + 1, P1, &antic.pmbits[gtia.w.hposp1]); |
| 857 | if (gtia.h.grafp2) |
| 858 | player_render(gtia.h.grafp2, gtia.w.sizep2 + 1, P2, &antic.pmbits[gtia.w.hposp2]); |
| 859 | if (gtia.h.grafp3) |
| 860 | player_render(gtia.h.grafp3, gtia.w.sizep3 + 1, P3, &antic.pmbits[gtia.w.hposp3]); |
| 861 | |
| 862 | if (gtia.h.grafm0) |
| 863 | missile_render(gtia.h.grafm0, gtia.w.sizem + 1, M0, &antic.pmbits[gtia.w.hposm0]); |
| 864 | if (gtia.h.grafm1) |
| 865 | missile_render(gtia.h.grafm1, gtia.w.sizem + 1, M1, &antic.pmbits[gtia.w.hposm1]); |
| 866 | if (gtia.h.grafm2) |
| 867 | missile_render(gtia.h.grafm2, gtia.w.sizem + 1, M2, &antic.pmbits[gtia.w.hposm2]); |
| 868 | if (gtia.h.grafm3) |
| 869 | missile_render(gtia.h.grafm3, gtia.w.sizem + 1, M3, &antic.pmbits[gtia.w.hposm3]); |
| 1016 | 870 | |
| 1017 | | if( gtia.h.grafp1 ) |
| 1018 | | (*render_p1[gtia.w.sizep1])(&antic.pmbits[gtia.w.hposp1]); |
| 1019 | | |
| 1020 | | if( gtia.h.grafp2 ) |
| 1021 | | (*render_p2[gtia.w.sizep2])(&antic.pmbits[gtia.w.hposp2]); |
| 1022 | | |
| 1023 | | if( gtia.h.grafp3 ) |
| 1024 | | (*render_p3[gtia.w.sizep3])(&antic.pmbits[gtia.w.hposp3]); |
| 1025 | | |
| 1026 | | if( gtia.h.grafm0 ) |
| 1027 | | (*render_m0[gtia.w.sizem])(&antic.pmbits[gtia.w.hposm0]); |
| 1028 | | |
| 1029 | | if( gtia.h.grafm1 ) |
| 1030 | | (*render_m1[gtia.w.sizem])(&antic.pmbits[gtia.w.hposm1]); |
| 1031 | | |
| 1032 | | if( gtia.h.grafm2 ) |
| 1033 | | (*render_m2[gtia.w.sizem])(&antic.pmbits[gtia.w.hposm2]); |
| 1034 | | |
| 1035 | | if( gtia.h.grafm3 ) |
| 1036 | | (*render_m3[gtia.w.sizem])(&antic.pmbits[gtia.w.hposm3]); |
| 1037 | | |
| 1038 | 871 | src = antic.pmbits + PMOFFSET; |
| 1039 | 872 | dst = antic.cclock + PMOFFSET - antic.hscrol_old; |
| 1040 | 873 | |