Changeset 071fefec in mainline for uspace/lib/softrend/transform.h

Timestamp:

2014-03-01T23:05:38Z (11 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

a11bcb1

Parents:

d9be488

Message:

full support for affine transformation with rotation
(given the trigonometric functions are properly implemented for the target platform)
transformation matrix code cleanup

File:

• uspace/lib/softrend/transform.h (modified) (1 diff)

uspace/lib/softrend/transform.h

@@ -39 +39 @@
 #include <stdbool.h>
 
-#ifndef PI
-#define PI 3.141592653589793
-#endif
+#define TRANSFORM_MATRIX_DIM  3
 
 typedef struct {
-        double m[3][3];
+        double matrix[TRANSFORM_MATRIX_DIM][TRANSFORM_MATRIX_DIM];
 } transform_t;
 
-extern void transform_multiply(transform_t *, const transform_t *, const transform_t *);
+extern void transform_product(transform_t *, const transform_t *,
+    const transform_t *);
 extern void transform_invert(transform_t *);