Connor Olding
7ccccbc06d
sadly this breaks compatibility with high-level emulators such as project and mupen, but that ought to be easier to fix than this damned bug that escaped me for literally a month.
65 lines
2 KiB
C++
65 lines
2 KiB
C++
// settings:
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constant K_DEBUG(0) // slows down interrupt handling to enable debug routines
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constant HIRES(0)
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constant HICOLOR(0)
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constant MAIN_DECOMP_IMAGE(HIRES & HICOLOR)
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constant MAIN_BASE(0x800E)
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constant MAIN_COUNTS(0x0010)
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constant MAIN_SP_TASK(0x0040)
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constant MAIN_XXD(0x0080)
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constant MAIN_DLIST(0x1000)
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constant MAIN_DLIST_SIZE(0xF000)
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constant MAIN_DLIST_JUMPER(MAIN_DLIST - 0xA8)
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if HIRES {
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constant WIDTH(640)
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constant HEIGHT(480)
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} else {
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constant WIDTH(320)
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constant HEIGHT(240)
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}
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if HIRES {
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if HICOLOR {
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// 640x480, 32-bit
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constant VIDEO_MODE(BPP32 | INTERLACE | AA_MODE_3 | PIXEL_ADV_3)
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} else {
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// 640x480, 16-bit
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constant VIDEO_MODE(BPP16 | INTERLACE | AA_MODE_2 | PIXEL_ADV_3)
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}
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} else {
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if HICOLOR {
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// 320x240, 32-bit
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constant VIDEO_MODE(BPP32 | AA_MODE_2 | DIVOT_EN | PIXEL_ADV_3)
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} else {
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// 320x240, 16-bit
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constant VIDEO_MODE(BPP16 | AA_MODE_1 | DIVOT_EN | PIXEL_ADV_3)
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}
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}
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constant TASK_YIELDED(0x0001)
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constant TASK_DP_WAIT(0x0002)
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constant TASK_LOADABLE(0x0004)
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constant TASK_SP_ONLY(0x0008)
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constant VIDEO_C_IMAGE_SIZE(WIDTH * HEIGHT * (HICOLOR * 2 + 2))
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constant VIDEO_Z_IMAGE_SIZE(WIDTH * HEIGHT * 2)
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constant VIDEO_OUTPUT_SIZE(0x18000) // technically a buffer?
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constant VIDEO_STACK_SIZE(0x8000) // used for dlist calls, pushing matrices, etc?
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constant VIDEO_YIELD_SIZE(0x1000) // stores and restores DMEM.
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// NOTE: these should be row-aligned to avoid caching issues and DMA issues.
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constant VIDEO_END(0x80400000)
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constant VIDEO_C_IMAGE(VIDEO_END - VIDEO_C_IMAGE_SIZE)
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constant VIDEO_C_IMAGE_ALT(VIDEO_C_IMAGE - VIDEO_C_IMAGE_SIZE)
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constant VIDEO_Z_IMAGE(VIDEO_C_IMAGE_ALT - VIDEO_Z_IMAGE_SIZE)
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constant VIDEO_OUTPUT(VIDEO_Z_IMAGE - VIDEO_OUTPUT_SIZE)
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constant VIDEO_STACK(VIDEO_OUTPUT - VIDEO_STACK_SIZE)
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constant VIDEO_YIELD(VIDEO_STACK - VIDEO_YIELD_SIZE)
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constant VIDEO_START(VIDEO_YIELD)
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if VIDEO_START < (MAIN_BASE << 16) + 0x10000 {
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error "ran out of memory for video"
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}
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