Split off libsmd from n00bdemo into separate library

1 files changed, 85 insertions, 0 deletions

diff --git a/libpsn00b/include/smd/smd.h b/libpsn00b/include/smd/smd.h
new file mode 100644
index 0000000..658f7fa
--- /dev/null
+++ b/libpsn00b/include/smd/smd.h
@@ -0,0 +1,85 @@
+/*
+ * PSn00bSDK .SMD model parser library
+ * (C) 2019-2023 Lameguy64, spicyjpeg - MPL licensed
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <psxgte.h>
+
+/* Structure definitions */
+
+typedef struct {
+	uint32_t *ot;
+	int16_t  otlen;
+	uint8_t  zdiv,zoff;
+} SC_OT;
+
+typedef struct {
+	char     id[3];
+	uint8_t  version;
+	uint16_t flags;
+	uint16_t n_verts;
+	uint16_t n_norms;
+	uint16_t n_prims;
+	SVECTOR  *p_verts;
+	SVECTOR  *p_norms;
+	void     *p_prims;
+} SMD;
+
+typedef struct {
+	uint8_t type     : 2;
+	uint8_t l_type   : 2;
+	uint8_t c_type   : 1;
+    uint8_t texture  : 1;
+	uint8_t blend    : 2;
+	uint8_t zoff     : 4;
+	uint8_t nocull   : 1;
+	uint8_t mask     : 1;
+	uint8_t texwin   : 2;
+	uint8_t texoff   : 2;
+	uint8_t reserved : 6;
+	uint8_t len;
+} SMD_PRI_TYPE;
+
+typedef struct {
+	SMD_PRI_TYPE prim_id;
+
+	uint16_t v0,v1,v2,v3;		// Vertex indices
+	uint16_t n0,n1,n2,n3;		// Normal indices
+	uint8_t  r0,g0,b0,code;		// RGB0
+	uint8_t  r1,g1,b1,p0;		// RGB1
+	uint8_t  r2,g2,b2,p1;		// RGB2
+	uint8_t  r3,g3,b3,p2;		// RGB3
+	uint8_t  tu0,tv0;
+	uint8_t  tu1,tv1;
+	uint8_t  tu2,tv2;
+	uint8_t  tu3,tv3;
+	uint16_t tpage,clut;
+} SMD_PRIM;
+
+/* API */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int OpenSMD(const void *smd);
+SMD_PRIM *ReadSMD(SMD_PRIM *pri);
+
+void scSetClipRect(int x0, int y0, int x1, int y1);
+
+SMD *smdInitData(const void *data);
+void smdSetBaseTPage(uint16_t tpage);
+
+uint8_t *smdSortModel(SC_OT *ot, uint8_t *pribuff, SMD *smd);
+uint8_t *smdSortModelFlat(uint32_t *ot, uint8_t *pribuff, SMD *smd);
+
+void smdSetCelTex(uint16_t tpage, uint16_t clut);
+void smdSetCelParam(int udiv, int vdiv, unsigned int col);
+uint8_t *smdSortModelCel(SC_OT *ot, uint8_t *pribuff, SMD *smd);
+
+#ifdef __cplusplus
+}
+#endif