[Bf-blender-cvs] [fcf8f01] master: BGE: Cleanup occlusion buffer in CcdPhysicsEnvironment.cpp

Porteries Tristan noreply at git.blender.org
Thu Nov 5 12:34:33 CET 2015


Commit: fcf8f01ca01a3c6b51014324794ffa0a14960dc4
Author: Porteries Tristan
Date:   Thu Nov 5 12:34:31 2015 +0100
Branches: master
https://developer.blender.org/rBfcf8f01ca01a3c6b51014324794ffa0a14960dc4

BGE: Cleanup occlusion buffer in CcdPhysicsEnvironment.cpp

This patch cleanup spaces/braces and newlines.

Reviewers: moguri, kupoman

Reviewed By: moguri, kupoman

Subscribers: kupoman

Differential Revision: https://developer.blender.org/D1607

===================================================================

M	source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp

===================================================================

diff --git a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp
index bf81a18..d7b0436 100644
--- a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp
+++ b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp
@@ -1405,98 +1405,111 @@ struct OcclusionBuffer
 {
 	struct WriteOCL
 	{
-		static inline bool Process(btScalar& q,btScalar v) { if (q<v) q=v;return(false); }
-		static inline void Occlusion(bool& flag) { flag = true; }
+		static inline bool Process(btScalar &q, btScalar v)
+		{
+			if (q < v) {
+				q = v;
+			}
+			return false;
+		}
+		static inline void Occlusion(bool &flag)
+		{
+			flag = true;
+		}
 	};
+
 	struct QueryOCL
 	{
-		static inline bool Process(btScalar& q,btScalar v) { return(q<=v); }
-		static inline void Occlusion(bool& flag) { }
+		static inline bool Process(btScalar &q, btScalar v)
+		{
+			return (q <= v);
+		}
+		static inline void Occlusion(bool &flag)
+		{
+		}
 	};
-	btScalar*						m_buffer;
-	size_t							m_bufferSize;
-	bool							m_initialized;
-	bool							m_occlusion;
-	int								m_sizes[2];
-	btScalar						m_scales[2];
-	btScalar						m_offsets[2];
-	btScalar						m_wtc[16];		// world to clip transform
-	btScalar						m_mtc[16];		// model to clip transform
+
+	btScalar *m_buffer;
+	size_t m_bufferSize;
+	bool m_initialized;
+	bool m_occlusion;
+	int m_sizes[2];
+	btScalar m_scales[2];
+	btScalar m_offsets[2];
+	btScalar m_wtc[16]; // world to clip transform
+	btScalar m_mtc[16]; // model to clip transform
 	// constructor: size=largest dimension of the buffer. 
 	// Buffer size depends on aspect ratio
 	OcclusionBuffer()
 	{
-		m_initialized=false;
+		m_initialized = false;
 		m_occlusion = false;
 		m_buffer = NULL;
 		m_bufferSize = 0;
 	}
-	// multiplication of column major matrices: m=m1*m2
+	// multiplication of column major matrices: m = m1 * m2
 	template<typename T1, typename T2>
-	void		CMmat4mul(btScalar* m, const T1* m1, const T2* m2)
+	void CMmat4mul(btScalar *m, const T1 *m1, const T2 *m2)
 	{
-		m[ 0] = btScalar(m1[ 0]*m2[ 0]+m1[ 4]*m2[ 1]+m1[ 8]*m2[ 2]+m1[12]*m2[ 3]);
-		m[ 1] = btScalar(m1[ 1]*m2[ 0]+m1[ 5]*m2[ 1]+m1[ 9]*m2[ 2]+m1[13]*m2[ 3]);
-		m[ 2] = btScalar(m1[ 2]*m2[ 0]+m1[ 6]*m2[ 1]+m1[10]*m2[ 2]+m1[14]*m2[ 3]);
-		m[ 3] = btScalar(m1[ 3]*m2[ 0]+m1[ 7]*m2[ 1]+m1[11]*m2[ 2]+m1[15]*m2[ 3]);
+		m[0] = btScalar(m1[0] * m2[0] + m1[4] * m2[1] + m1[8] * m2[2] + m1[12] * m2[3]);
+		m[1] = btScalar(m1[1] * m2[0] + m1[5] * m2[1] + m1[9] * m2[2] + m1[13] * m2[3]);
+		m[2] = btScalar(m1[2] * m2[0] + m1[6] * m2[1] + m1[10] * m2[2] + m1[14] * m2[3]);
+		m[3] = btScalar(m1[3] * m2[0] + m1[7] * m2[1] + m1[11] * m2[2] + m1[15] * m2[3]);
 
-		m[ 4] = btScalar(m1[ 0]*m2[ 4]+m1[ 4]*m2[ 5]+m1[ 8]*m2[ 6]+m1[12]*m2[ 7]);
-		m[ 5] = btScalar(m1[ 1]*m2[ 4]+m1[ 5]*m2[ 5]+m1[ 9]*m2[ 6]+m1[13]*m2[ 7]);
-		m[ 6] = btScalar(m1[ 2]*m2[ 4]+m1[ 6]*m2[ 5]+m1[10]*m2[ 6]+m1[14]*m2[ 7]);
-		m[ 7] = btScalar(m1[ 3]*m2[ 4]+m1[ 7]*m2[ 5]+m1[11]*m2[ 6]+m1[15]*m2[ 7]);
+		m[4] = btScalar(m1[0] * m2[4] + m1[4] * m2[5] + m1[8] * m2[6] + m1[12] * m2[7]);
+		m[5] = btScalar(m1[1] * m2[4] + m1[5] * m2[5] + m1[9] * m2[6] + m1[13] * m2[7]);
+		m[6] = btScalar(m1[2] * m2[4] + m1[6] * m2[5] + m1[10] * m2[6] + m1[14] * m2[7]);
+		m[7] = btScalar(m1[3] * m2[4] + m1[7] * m2[5] + m1[11] * m2[6] + m1[15] * m2[7]);
 
-		m[ 8] = btScalar(m1[ 0]*m2[ 8]+m1[ 4]*m2[ 9]+m1[ 8]*m2[10]+m1[12]*m2[11]);
-		m[ 9] = btScalar(m1[ 1]*m2[ 8]+m1[ 5]*m2[ 9]+m1[ 9]*m2[10]+m1[13]*m2[11]);
-		m[10] = btScalar(m1[ 2]*m2[ 8]+m1[ 6]*m2[ 9]+m1[10]*m2[10]+m1[14]*m2[11]);
-		m[11] = btScalar(m1[ 3]*m2[ 8]+m1[ 7]*m2[ 9]+m1[11]*m2[10]+m1[15]*m2[11]);
+		m[8] = btScalar(m1[0] * m2[8] + m1[4] * m2[9] + m1[8] * m2[10] + m1[12] * m2[11]);
+		m[9] = btScalar(m1[1] * m2[8] + m1[5] * m2[9] + m1[9] * m2[10] + m1[13] * m2[11]);
+		m[10] = btScalar(m1[2] * m2[8] + m1[6] * m2[9] + m1[10] * m2[10] + m1[14] * m2[11]);
+		m[11] = btScalar(m1[3] * m2[8] + m1[7] * m2[9] + m1[11] * m2[10] + m1[15] * m2[11]);
 
-		m[12] = btScalar(m1[ 0]*m2[12]+m1[ 4]*m2[13]+m1[ 8]*m2[14]+m1[12]*m2[15]);
-		m[13] = btScalar(m1[ 1]*m2[12]+m1[ 5]*m2[13]+m1[ 9]*m2[14]+m1[13]*m2[15]);
-		m[14] = btScalar(m1[ 2]*m2[12]+m1[ 6]*m2[13]+m1[10]*m2[14]+m1[14]*m2[15]);
-		m[15] = btScalar(m1[ 3]*m2[12]+m1[ 7]*m2[13]+m1[11]*m2[14]+m1[15]*m2[15]);
+		m[12] = btScalar(m1[0] * m2[12] + m1[4] * m2[13] + m1[8] * m2[14] + m1[12] * m2[15]);
+		m[13] = btScalar(m1[1] * m2[12] + m1[5] * m2[13] + m1[9] * m2[14] + m1[13] * m2[15]);
+		m[14] = btScalar(m1[2] * m2[12] + m1[6] * m2[13] + m1[10] * m2[14] + m1[14] * m2[15]);
+		m[15] = btScalar(m1[3] * m2[12] + m1[7] * m2[13] + m1[11] * m2[14] + m1[15] * m2[15]);
 	}
-	void		setup(int size, const int *view, double modelview[16], double projection[16])
+
+	void setup(int size, const int *view, double modelview[16], double projection[16])
 	{
-		m_initialized=false;
-		m_occlusion=false;
+		m_initialized = false;
+		m_occlusion = false;
 		// compute the size of the buffer
-		int			maxsize;
-		double		ratio;
-		maxsize = (view[2] > view[3]) ? view[2] : view[3];
+		int maxsize = (view[2] > view[3]) ? view[2] : view[3];
 		assert(maxsize > 0);
-		ratio = 1.0/(2*maxsize);
+		double ratio = 1.0 / (2 * maxsize);
 		// ensure even number
-		m_sizes[0] = 2*((int)(size*view[2]*ratio+0.5));
-		m_sizes[1] = 2*((int)(size*view[3]*ratio+0.5));
-		m_scales[0]=btScalar(m_sizes[0]/2);
-		m_scales[1]=btScalar(m_sizes[1]/2);
-		m_offsets[0]=m_scales[0]+0.5f;
-		m_offsets[1]=m_scales[1]+0.5f;
+		m_sizes[0] = 2 * ((int)(size * view[2] * ratio + 0.5));
+		m_sizes[1] = 2 * ((int)(size * view[3] * ratio + 0.5));
+		m_scales[0] = btScalar(m_sizes[0] / 2);
+		m_scales[1] = btScalar(m_sizes[1] / 2);
+		m_offsets[0] = m_scales[0] + 0.5f;
+		m_offsets[1] = m_scales[1] + 0.5f;
 		// prepare matrix
 		// at this time of the rendering, the modelview matrix is the 
 		// world to camera transformation and the projection matrix is
 		// camera to clip transformation. combine both so that
 		CMmat4mul(m_wtc, projection, modelview);
 	}
-	void		initialize()
+
+	void initialize()
 	{
-		size_t newsize = (m_sizes[0]*m_sizes[1])*sizeof(btScalar);
-		if (m_buffer)
-		{
+		size_t newsize = (m_sizes[0] * m_sizes[1]) * sizeof(btScalar);
+		if (m_buffer) {
 			// see if we can reuse
-			if (newsize > m_bufferSize)
-			{
+			if (newsize > m_bufferSize) {
 				free(m_buffer);
 				m_buffer = NULL;
 				m_bufferSize = 0;
 			}
 		}
-		if (!m_buffer)
-		{
-			m_buffer = (btScalar*)calloc(1, newsize);
+		if (!m_buffer) {
+			m_buffer = (btScalar *)calloc(1, newsize);
 			m_bufferSize = newsize;
-		} else
-		{
+		} 
+		else {
 			// buffer exists already, just clears it
 			memset(m_buffer, 0, newsize);
 		}
@@ -1505,163 +1518,169 @@ struct OcclusionBuffer
 		m_initialized = true;
 		m_occlusion = false;
 	}
-	void		SetModelMatrix(double *fl)
+
+	void SetModelMatrix(double *fl)
 	{
 		CMmat4mul(m_mtc,m_wtc,fl);
-		if (!m_initialized)
+		if (!m_initialized) {
 			initialize();
+		}
 	}
 
 	// transform a segment in world coordinate to clip coordinate
-	void		transformW(const btVector3& x, btVector4& t)
+	void transformW(const btVector3 &x, btVector4 &t)
 	{
-		t[0]	=	x[0]*m_wtc[0]+x[1]*m_wtc[4]+x[2]*m_wtc[8]+m_wtc[12];
-		t[1]	=	x[0]*m_wtc[1]+x[1]*m_wtc[5]+x[2]*m_wtc[9]+m_wtc[13];
-		t[2]	=	x[0]*m_wtc[2]+x[1]*m_wtc[6]+x[2]*m_wtc[10]+m_wtc[14];
-		t[3]	=	x[0]*m_wtc[3]+x[1]*m_wtc[7]+x[2]*m_wtc[11]+m_wtc[15];
+		t[0] = x[0] * m_wtc[0] + x[1] * m_wtc[4] + x[2] * m_wtc[8] + m_wtc[12];
+		t[1] = x[0] * m_wtc[1] + x[1] * m_wtc[5] + x[2] * m_wtc[9] + m_wtc[13];
+		t[2] = x[0] * m_wtc[2] + x[1] * m_wtc[6] + x[2] * m_wtc[10] + m_wtc[14];
+		t[3] = x[0] * m_wtc[3] + x[1] * m_wtc[7] + x[2] * m_wtc[11] + m_wtc[15];
 	}
-	void		transformM(const float* x, btVector4& t)
+
+	void transformM(const float *x, btVector4 &t)
 	{
-		t[0]	=	x[0]*m_mtc[0]+x[1]*m_mtc[4]+x[2]*m_mtc[8]+m_mtc[12];
-		t[1]	=	x[0]*m_mtc[1]+x[1]*m_mtc[5]+x[2]*m_mtc[9]+m_mtc[13];
-		t[2]	=	x[0]*m_mtc[2]+x[1]*m_mtc[6]+x[2]*m_mtc[10]+m_mtc[14];
-		t[3]	=	x[0]*m_mtc[3]+x[1]*m_mtc[7]+x[2]*m_mtc[11]+m_mtc[15];
+		t[0] = x[0] * m_mtc[0] + x[1] * m_mtc[4] + x[2] * m_mtc[8] + m_mtc[12];
+		t[1] = x[0] * m_mtc[1] + x[1] * m_mtc[5] + x[2] * m_mtc[9] + m_mtc[13];
+		t[2] = x[0] * m_mtc[2] + x[1] * m_mtc[6] + x[2] * m_mtc[10] + m_mtc[14];
+		t[3] = x[0] * m_mtc[3] + x[1] * m_mtc[7] + x[2] * m_mtc[11] + m_mtc[15];
 	}
 	// convert polygon to device coordinates
-	static bool	project(btVector4* p,int n)
+	static bool project(btVector4 *p, int n)
 	{
-		for (int i=0;i<n;++i)
-		{
-			p[i][2]=1/p[i][3];
-			p[i][0]*=p[i][2];
-			p[i][1]*=p[i][2];
+		for (int i = 0; i < n; ++i) {
+			p[i][2] = 1 / p[i][3];
+			p[i][0] *= p[i][2];
+			p[i][1] *= p[i][2];
 		}
-		return(true);
+		return true;
 	}
 	// pi: closed polygon in clip coordinate, NP = number of segments
 	// po: same polygon with clipped segments removed
 	template <const int NP>
-	static int	clip(const btVector4* pi,btVector4* po)
+	static int clip(const btVector4 *pi, btVector4 *po)
 	{
-		btScalar	s[2*NP];
-		btVector4	pn[2*NP];
-		int			i, j, m, n, ni;
+		btScalar s[2 * NP];
+		btVector4 pn[2 * NP];
+		int i, j, m, n, ni;
 		// deal with near clipping
-		for (i=0, m=0;i<NP;++i)
-		{
-			s[i]=pi[i][2]+pi[i][3];
-			if (s[i]<0) m+=1<<i;
+		for (i = 0, m = 0; i < NP; ++i) {
+			s[i] = pi[i][2] + pi[i][3];
+			if (s[i] < 0) {
+				m += 1 << i;
+			}
 		}
-		if (m==((1<<NP)-1)) 
-			return(0);
-		if (m!=0)
-		{
-			for (i=NP-1,j=0,n=0;j<NP;i=j++)
-			{
-				const btVector4&	a=pi[i];
-				const btVector4&	b=pi[j];
-				const btScalar		t=s[i]/(a[3]+a[2]-b[3]-b[2]);
-				if ((t>0)&&(t<1))
-				{
-					pn[n][0]	=	a[0]+(b[0]-a[0])*t;
-					pn[n][1]	=	a[1]+(b[1]-a[1])*t;
-					pn[n][2]	=	a[2]+(b[2]-a[2])*t;
-					pn[n][3]	=	a[3]+(b[3]-a[3])*t;
+		if (m == ((1 << NP) - 1)) {
+			return 0;
+		}
+		if (m != 0) {
+			for (i = NP - 1, j = 0, n = 0; j < NP; i = j++) {
+				const btVector4 &a = pi[i];
+				const btVector4 &b = pi[j];
+				const btScalar t = s[i] / (a[3] + a[2] - b[3] - b[2]);
+				if ((t > 0) && (t < 1)) {
+					pn[n][0] = a[0] + (b[0] - a[0]) * t;
+					pn[n][1] = a[1] + (b[1] - a[1]) * t;
+					pn[n][2] = a[2] + (b[2] - a[2]) * t;
+					pn[n][3] = 

@@ Diff output truncated at 10240 characters. @@




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