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comparison vdp.c @ 719:019d27995e32

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Upgrade to SDL 2.0 and drop support for the non-OpenGL render path
author Michael Pavone <pavone@retrodev.com>
date Wed, 20 May 2015 19:05:11 -0700
parents eaba6789f316
children 15d9359fd771
comparison
equal deleted inserted replaced
718:eaba6789f316 719:019d27995e32
60 if (headless) { 60 if (headless) {
61 context->oddbuf = context->framebuf = malloc(FRAMEBUF_ENTRIES * (32 / 8)); 61 context->oddbuf = context->framebuf = malloc(FRAMEBUF_ENTRIES * (32 / 8));
62 memset(context->framebuf, 0, FRAMEBUF_ENTRIES * (32 / 8)); 62 memset(context->framebuf, 0, FRAMEBUF_ENTRIES * (32 / 8));
63 context->evenbuf = malloc(FRAMEBUF_ENTRIES * (32 / 8)); 63 context->evenbuf = malloc(FRAMEBUF_ENTRIES * (32 / 8));
64 memset(context->evenbuf, 0, FRAMEBUF_ENTRIES * (32 / 8)); 64 memset(context->evenbuf, 0, FRAMEBUF_ENTRIES * (32 / 8));
65 context->b32 = 1;
66 } else { 65 } else {
67 render_alloc_surfaces(context); 66 render_alloc_surfaces(context);
68 context->b32 = render_depth() == 32;
69 } 67 }
70 context->framebuf = context->oddbuf; 68 context->framebuf = context->oddbuf;
71 context->linebuf = malloc(LINEBUF_SIZE + SCROLL_BUFFER_SIZE*2); 69 context->linebuf = malloc(LINEBUF_SIZE + SCROLL_BUFFER_SIZE*2);
72 memset(context->linebuf, 0, LINEBUF_SIZE + SCROLL_BUFFER_SIZE*2); 70 memset(context->linebuf, 0, LINEBUF_SIZE + SCROLL_BUFFER_SIZE*2);
73 context->tmp_buf_a = context->linebuf + LINEBUF_SIZE; 71 context->tmp_buf_a = context->linebuf + LINEBUF_SIZE;
786 { 784 {
787 if (line >= 240) { 785 if (line >= 240) {
788 return; 786 return;
789 } 787 }
790 render_map(context->col_2, context->tmp_buf_b, context->buf_b_off+8, context); 788 render_map(context->col_2, context->tmp_buf_b, context->buf_b_off+8, context);
791 uint16_t *dst; 789 uint32_t *dst;
792 uint32_t *dst32;
793 uint8_t *sprite_buf, *plane_a, *plane_b; 790 uint8_t *sprite_buf, *plane_a, *plane_b;
794 int plane_a_off, plane_b_off; 791 int plane_a_off, plane_b_off;
795 if (col) 792 if (col)
796 { 793 {
797 col-=2; 794 col-=2;
798 if (context->b32) { 795 dst = context->framebuf;
799 dst32 = context->framebuf; 796 dst += line * 320 + col * 8;
800 dst32 += line * 320 + col * 8;
801 } else {
802 dst = context->framebuf;
803 dst += line * 320 + col * 8;
804 }
805 sprite_buf = context->linebuf + col * 8; 797 sprite_buf = context->linebuf + col * 8;
806 uint8_t a_src, src; 798 uint8_t a_src, src;
807 if (context->flags & FLAG_WINDOW) { 799 if (context->flags & FLAG_WINDOW) {
808 plane_a_off = context->buf_a_off; 800 plane_a_off = context->buf_a_off;
809 a_src = DBG_SRC_W; 801 a_src = DBG_SRC_W;
857 if (context->debug) { 849 if (context->debug) {
858 outpixel = context->debugcolors[src]; 850 outpixel = context->debugcolors[src];
859 } else { 851 } else {
860 outpixel = colors[pixel]; 852 outpixel = colors[pixel];
861 } 853 }
862 if (context->b32) { 854 *(dst++) = outpixel;
863 *(dst32++) = outpixel;
864 } else {
865 *(dst++) = outpixel;
866 }
867 //*dst = (context->cram[pixel & 0x3F] & 0xEEE) | ((pixel & BUF_BIT_PRIORITY) ? FBUF_BIT_PRIORITY : 0) | src; 855 //*dst = (context->cram[pixel & 0x3F] & 0xEEE) | ((pixel & BUF_BIT_PRIORITY) ? FBUF_BIT_PRIORITY : 0) | src;
868 } 856 }
869 } else { 857 } else {
870 for (int i = 0; i < 16; ++plane_a_off, ++plane_b_off, ++sprite_buf, ++i) { 858 for (int i = 0; i < 16; ++plane_a_off, ++plane_b_off, ++sprite_buf, ++i) {
871 plane_a = context->tmp_buf_a + (plane_a_off & SCROLL_BUFFER_MASK); 859 plane_a = context->tmp_buf_a + (plane_a_off & SCROLL_BUFFER_MASK);
888 if (context->debug) { 876 if (context->debug) {
889 outpixel = context->debugcolors[src]; 877 outpixel = context->debugcolors[src];
890 } else { 878 } else {
891 outpixel = context->colors[pixel & 0x3F]; 879 outpixel = context->colors[pixel & 0x3F];
892 } 880 }
893 if (context->b32) { 881 *(dst++) = outpixel;
894 *(dst32++) = outpixel;
895 } else {
896 *(dst++) = outpixel;
897 }
898 } 882 }
899 } 883 }
900 } 884 }
901 context->buf_a_off = (context->buf_a_off + SCROLL_BUFFER_DRAW) & SCROLL_BUFFER_MASK; 885 context->buf_a_off = (context->buf_a_off + SCROLL_BUFFER_DRAW) & SCROLL_BUFFER_MASK;
902 context->buf_b_off = (context->buf_b_off + SCROLL_BUFFER_DRAW) & SCROLL_BUFFER_MASK; 886 context->buf_b_off = (context->buf_b_off + SCROLL_BUFFER_DRAW) & SCROLL_BUFFER_MASK;
1443 uint32_t x = (slot-11)*2; 1427 uint32_t x = (slot-11)*2;
1444 starti = line * 320 + x; 1428 starti = line * 320 + x;
1445 } 1429 }
1446 } 1430 }
1447 if (starti >= 0) { 1431 if (starti >= 0) {
1448 if (context->b32) { 1432 uint32_t color = context->colors[context->regs[REG_BG_COLOR]];
1449 uint32_t color = context->colors[context->regs[REG_BG_COLOR]]; 1433 uint32_t * start = context->framebuf;
1450 uint32_t * start = context->framebuf; 1434 start += starti;
1451 start += starti; 1435 for (int i = 0; i < 2; i++) {
1452 for (int i = 0; i < 2; i++) { 1436 *(start++) = color;
1453 *(start++) = color;
1454 }
1455 } else {
1456 uint16_t color = context->colors[context->regs[REG_BG_COLOR]];
1457 uint16_t * start = context->framebuf;
1458 start += starti;
1459 for (int i = 0; i < 2; i++) {
1460 *(start++) = color;
1461 }
1462 } 1437 }
1463 } 1438 }
1464 } 1439 }
1465 1440
1466 uint32_t const h40_hsync_cycles[] = {19, 20, 20, 20, 18, 20, 20, 20, 18, 20, 20, 20, 18, 20, 20, 20, 19}; 1441 uint32_t const h40_hsync_cycles[] = {19, 20, 20, 20, 18, 20, 20, 20, 18, 20, 20, 20, 18, 20, 20, 20, 19};