hostsupport/hostopenvg/src/src/riDefs.h
branchbug235_bringup_0
changeset 53 c2ef9095503a
parent 24 a3f46bb01be2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hostsupport/hostopenvg/src/src/riDefs.h	Wed Oct 06 17:59:01 2010 +0100
@@ -0,0 +1,206 @@
+#ifndef __RIDEFS_H
+#define __RIDEFS_H
+
+/*------------------------------------------------------------------------
+ *
+ * OpenVG 1.1 Reference Implementation
+ * -----------------------------------
+ *
+ * Copyright (c) 2007 The Khronos Group Inc.
+ * Portions copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and /or associated documentation files
+ * (the "Materials "), to deal in the Materials without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Materials,
+ * and to permit persons to whom the Materials are furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Materials.
+ *
+ * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR
+ * THE USE OR OTHER DEALINGS IN THE MATERIALS.
+ *
+ *//**
+ * \file
+ * \brief	Platform- and compiler-dependent type and macro definitions.
+ * \note
+ *//*-------------------------------------------------------------------*/
+
+#include <float.h>
+#include <math.h>
+#include <assert.h>
+#include <new>	//for bad_alloc
+
+#if defined(_WIN32) && defined(_DEBUG)
+#   define WIN32_LEAN_AND_MEAN
+#   include <windows.h>
+#endif
+
+//make for-clause scope c++ standard compliant on msvc
+#if defined (_MSC_VER)
+#	if !defined (for)
+        __forceinline bool getFalse (void) { return false; }
+#		define for if(getFalse()); else for
+#	endif // for
+
+#pragma warning(disable:4710)	//disable function not inlined warning
+#pragma warning(disable:4714)	//disable function not __forceinlined warning
+#endif  // _MSC_VER
+
+namespace OpenVGRI
+{
+
+//=======================================================================
+
+typedef long long       RIint64;
+typedef unsigned long long RIuint64;
+typedef int				RIint32;
+typedef unsigned int	RIuint32;
+typedef short			RIint16;
+typedef unsigned short	RIuint16;
+typedef signed char		RIint8;
+typedef unsigned char	RIuint8;
+typedef float			RIfloat32;
+//TODO add compile-time assertions to guarantee the sizes
+
+#if defined (_MSC_VER) // MSVC WIN32
+#	define RI_INLINE __forceinline
+#elif defined __APPLE__ || defined (__GNUC__) || defined (__GCC32__)
+#	define RI_INLINE inline
+#endif
+
+/*!< Unsigned int that can hold a pointer to any type */
+/*!< Signed int that can hold a pointer to any type */
+#if defined (_MSC_VER) && (_MSC_VER >= 1300)
+typedef uintptr_t		RIuintptr;
+typedef intptr_t		RIintptr;
+#else
+typedef unsigned long   RIuintptr;
+typedef signed long     RIintptr;
+#endif
+
+#define RI_UINT32_MAX (0xffffffffu)
+#define RI_INT32_MAX  (0x7fffffff)
+#define RI_INT32_MIN  (-0x7fffffff-1)
+
+/* maximum mantissa is 23 */
+#define RI_MANTISSA_BITS 23
+
+/* maximum exponent is 8 */
+#define RI_EXPONENT_BITS 8
+
+typedef union
+{
+    RIfloat32	f;
+    RIuint32	i;
+} RIfloatInt;
+
+RI_INLINE float	getFloatMax()
+{
+    RIfloatInt v;
+    v.i = (((1<<(RI_EXPONENT_BITS-1))-1+127) << 23) | (((1<<RI_MANTISSA_BITS)-1) << (23-RI_MANTISSA_BITS));
+    return v.f;
+}
+#define RI_FLOAT_MAX  getFloatMax()
+
+#define RI_MAX_IMAGE_WIDTH					16384
+#define RI_MAX_IMAGE_HEIGHT					16384
+#define RI_MAX_IMAGE_PIXELS					(RI_MAX_IMAGE_WIDTH*RI_MAX_IMAGE_HEIGHT)
+#define RI_MAX_IMAGE_BYTES					(4*RI_MAX_IMAGE_WIDTH*RI_MAX_IMAGE_HEIGHT)
+#define RI_MAX_DASH_COUNT					256
+#define RI_MAX_COLOR_RAMP_STOPS				256
+#define RI_MAX_KERNEL_SIZE					256
+#define RI_MAX_SEPARABLE_KERNEL_SIZE		256
+#define RI_MAX_GAUSSIAN_STD_DEVIATION		16.0f
+#define RI_MAX_SCISSOR_RECTANGLES			256
+#define RI_MAX_EDGES						262144
+#define RI_MAX_SAMPLES						1
+//#define RI_NUM_TESSELLATED_SEGMENTS_QUAD	256
+//#define RI_NUM_TESSELLATED_SEGMENTS_CUBIC	256
+//#define RI_NUM_TESSELLATED_SEGMENTS_ARC		256
+#define RI_NUM_TESSELLATED_SEGMENTS_QUAD	8
+#define RI_NUM_TESSELLATED_SEGMENTS_CUBIC	8
+#define RI_NUM_TESSELLATED_SEGMENTS_ARC		8
+
+#if !defined(_WIN32) && !defined(SF_PROFILE)
+#	ifndef NDEBUG
+#	define _DEBUG 1
+#	endif
+#endif
+
+#if _DEBUG
+    #define RI_DEBUG
+#endif
+
+#ifdef RI_DEBUG
+#	define RI_ASSERT(X) assert(X)
+#else
+#	define RI_ASSERT(X) (void(0))
+#endif
+
+#if defined(RI_DEBUG)
+#   define RI_PRINTF(...) printf(__VA_ARGS__)
+#else
+#   define RI_PRINTF(...)
+#endif
+
+#if defined(RI_DEBUG)
+#   if defined(_WIN32)
+#       define RI_TRACE(...) do { \
+        char buf[512]; \
+        snprintf(buf, sizeof(buf), __VA_ARGS__); \
+        OutputDebugString(buf); \
+    } while(false)
+#   else
+#       define RI_TRACE(...) printf(__VA_ARGS__)
+#   endif
+#else
+#   define RI_TRACE(...)
+#endif
+
+#define RI_UNREF(X) ((void)(X))
+#if defined(_WIN32)
+#   define RI_APIENTRY VG_API_ENTRY
+#else
+#	define RI_APIENTRY
+#endif
+
+#if defined(_WIN32)
+#   define snprintf sprintf_s 
+#endif 
+
+#define RI_API_CALL VG_API_CALL
+
+#define RI_NEW(TYPE, PARAMS)           (new TYPE PARAMS)
+#define RI_NEW_ARRAY(TYPE, ITEMS)      (new TYPE[ITEMS])
+#define RI_DELETE(PARAMS)              (delete (PARAMS))
+#define RI_DELETE_ARRAY(PARAMS)        (delete[] (PARAMS))
+
+bool			isValidImageFormat(int format);
+
+// \todo Move these to utility functions, etc.
+RI_INLINE void RI_MEM_ZERO(void *dst, size_t n)
+{
+    RI_ASSERT(n > 0);
+    RI_ASSERT((n & 0x3) == 0);
+
+    RIuint32 *ptr = (RIuint32*)dst;
+    for(size_t i = 0; i < (n>>2); i++)
+    {
+        *ptr++ = 0;
+    }
+}
+
+//=======================================================================
+
+}	//namespace OpenVGRI
+
+#endif /* __RIDEFS_H */