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-rw-r--r--3rdparty/tinygl-0.4-ugfx/src/zmath.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/3rdparty/tinygl-0.4-ugfx/src/zmath.h b/3rdparty/tinygl-0.4-ugfx/src/zmath.h
new file mode 100644
index 00000000..325e408e
--- /dev/null
+++ b/3rdparty/tinygl-0.4-ugfx/src/zmath.h
@@ -0,0 +1,53 @@
+#ifndef __ZMATH__
+#define __ZMATH__
+
+/* Matrix & Vertex */
+
+typedef struct {
+ float m[4][4];
+} M4;
+
+typedef struct {
+ float m[3][3];
+} M3;
+
+typedef struct {
+ float m[3][4];
+} M34;
+
+
+#define X v[0]
+#define Y v[1]
+#define Z v[2]
+#define W v[3]
+
+typedef struct {
+ float v[3];
+} V3;
+
+typedef struct {
+ float v[4];
+} V4;
+
+void gl_M4_Id(M4 *a);
+int gl_M4_IsId(M4 *a);
+void gl_M4_Move(M4 *a,M4 *b);
+void gl_MoveV3(V3 *a,V3 *b);
+void gl_MulM4V3(V3 *a,M4 *b,V3 *c);
+void gl_MulM3V3(V3 *a,M4 *b,V3 *c);
+
+void gl_M4_MulV4(V4 * a,M4 *b,V4 * c);
+void gl_M4_InvOrtho(M4 *a,M4 b);
+void gl_M4_Inv(M4 *a,M4 *b);
+void gl_M4_Mul(M4 *c,M4 *a,M4 *b);
+void gl_M4_MulLeft(M4 *c,M4 *a);
+void gl_M4_Transpose(M4 *a,M4 *b);
+void gl_M4_Rotate(M4 *c,float t,int u);
+int gl_V3_Norm(V3 *a);
+
+V3 gl_V3_New(float x,float y,float z);
+V4 gl_V4_New(float x,float y,float z,float w);
+
+int gl_Matrix_Inv(float *r,float *m,int n);
+
+#endif //__ZMATH__