2020-07-29 18:09:12 +00:00
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/// Uncompressed monochrome 8w×h sprite format
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/// ------------------------------------------
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2020-07-30 18:46:00 +00:00
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#include "th01/formats/sprfmt_h.hpp"
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#define GRC_MAGIC "GRCG"
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// On-disk per-file header. Not the same as for .BOS!
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struct grc_header_t {
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char magic[sizeof(GRC_MAGIC) - 1];
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int16_t vram_w;
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int16_t h;
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spriteformat_header_inner_t inner;
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};
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2020-07-29 18:09:12 +00:00
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static const int GRC_SLOT_COUNT = 8;
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static const int GRC_IMAGES_PER_SLOT = 8;
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// In-memory slot structure
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struct grc_t {
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int vram_w;
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int h;
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int image_count;
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dots8_t* dots[GRC_IMAGES_PER_SLOT];
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};
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extern grc_t grc_images[GRC_SLOT_COUNT];
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2020-07-30 18:46:00 +00:00
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// Loads all images from the .GRC file with the given [fn] inside the
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// currently active packfile into the given .GRC [slot]. Always returns 0.
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int grc_load(int slot, const char fn[PF_FN_LEN]);
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2020-07-31 19:09:50 +00:00
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2020-08-01 09:58:16 +00:00
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// Frees all images in the given [slot].
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void grc_free(int slot);
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2020-07-31 19:09:50 +00:00
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// Blits the sub[image] from the given [slot] to (⌊left/8⌋*8, top) with the
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// given [col]. Correctly clips the sprite at all 4 edges of VRAM.
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void grc_put_8(int left, int top, int slot, int image, int col);
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2020-07-29 18:09:12 +00:00
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/// ------------------------------------------
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