C++ (Cpp) SetMatrix3示例

示例#1

文件： rota.cpp 项目： lsj9383/imagesafe_cpp

/*************************************************************************
function	:SetMatrix3
description	:ÓÒϽÇΪÆðʼµãµÄ˳ʱÕëÂÝÐýÅÅÁÐ(µÝ¹éÐÍ)
**************************************************************************/
void SetMatrix3(DWORD **rotaMatrix, DWORD **oriMatrix, int x, int y, DWORD index, int m, int n, int M, int N)
{
    int i, j;
    if (n<=0 || m<=0)	return;
    if ((n==1) && (m==1)) {
            rotaMatrix[x][y] = oriMatrix[index/N][index%N];
            return;
    }
	else if((m==1)&&(n!=1))
	{
		for (i = x; i > (N-x-2); i--)					// µ×²¿
		{
			rotaMatrix[y][i] = oriMatrix[index/N][index%N];
			index++;
		}
		return ;
	}
	else if((m!=1)&&(n==1))
	{
		for (j = y; j > (M-y-2); j--)					// ×ó±ß
		{
			rotaMatrix[j][x] = oriMatrix[index/N][index%N];
			index++;
		}
		return ;
	}

	for (i = x; i > (N-x-1); i--)					// µ×²¿
	{
        rotaMatrix[y][i] = oriMatrix[index/N][index%N];
		index++;
	}
    for (j = y; j > (M-y-1); j--)					// ×ó±ß
	{
        rotaMatrix[j][x-n+1] = oriMatrix[index/N][index%N];
		index++;
	}
	for (i = x-n+1; i < x ; i++)				// Éϲ¿
	{
        rotaMatrix[y-m+1][i] = oriMatrix[index/N][index%N];
		index++;
	}
	for (j = y-m+1; j < y; j++)				// ÓÒ±ß
	{
        rotaMatrix[j][x] = oriMatrix[index/N][index%N];
		index++;
	}
//	printf("\n");
//	disMatrix(matrix, M, N);

    SetMatrix3(rotaMatrix, oriMatrix, x-1, y-1, index, m-2, n-2, M, N);     /* µÝ¹é */
}

示例#2

文件： rota.cpp 项目： lsj9383/imagesafe_cpp

/*************************************************************************
function	:RotaMatrix
param		:matrix, M, N, opr
return		:none
description	:½«matrix¾ØÕóµÄÄÚÈÝ°´Ö¸¶¨µÄ·½Ê½ÂÝÐýÅÅÁÐ
**************************************************************************/
void RotaMatrix(DWORD **matrix, int M, int N, int opr)
{
	DWORD **rotaMatrix;
	rotaMatrix = (DWORD **)malloc(M * sizeof(DWORD *)); //Ϊ¾ØÕó·ÖÅä¿Õ¼ä
	for (int i = 0; i<M; i++)
			rotaMatrix[i] = (DWORD *)malloc(N * sizeof(DWORD));

	switch (opr)
	{
		case 1: SetMatrix1(rotaMatrix, matrix, 0, 0, 0, M, N, M, N);		break;
		case 2:	SetMatrix2(rotaMatrix, matrix, N-1, 0, 0, M, N, M, N);		break;
		case 3:	SetMatrix3(rotaMatrix, matrix, N-1, M-1, 0, M, N, M, N);	break;
		case 4:	SetMatrix4(rotaMatrix, matrix, 0, M-1, 0, M, N, M, N);		break;
		default:	break;
	}

	//equ
	equMatrix(matrix, rotaMatrix, M, N);

	//release buffer
	for (int i = 0; i<M; i++)
			free(rotaMatrix[i]);
	free(rotaMatrix);
}

示例#3

文件： ShaderConstant.cpp 项目： johndpope/Medusa

void ShaderConstant::SetMatrix3( const Matrix3& matrix )
{
	MEDUSA_ASSERT(mDataType==GraphicsUniformDataType::FloatMat3,"ErrorDataType");
	SetMatrix3(1,matrix.Items());
}

示例#4

文件： ShaderUniform.cpp 项目： fjz13/Medusa

void ShaderUniform::SetMatrix3(const Matrix3& matrix)
{
	MEDUSA_ASSERT(mDataType == GraphicsUniformDataType::FloatMat3, "ErrorDataType");
	SetMatrix3(MemoryFloatData::FromStatic(matrix.Items(),9*sizeof(float)));
}