~ubuntu-branches/ubuntu/saucy/emscripten/saucy-proposed

1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.

2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.

3. This notice may not be removed or altered from any source distribution.

// definitions for "GPU on CPU" code

#ifndef BT_GPU_DEFINES_H

#define BT_GPU_DEFINES_H

typedef unsigned int uint;

struct int2

{

int x, y;

};

struct uint2

{

unsigned int x, y;

};

struct int3

{

int x, y, z;

};

struct uint3

{

unsigned int x, y, z;

};

struct float4

{

float x, y, z, w;

};

struct float3

{

float x, y, z;

};

#define BT_GPU___device__ inline

#define BT_GPU___devdata__

#define BT_GPU___constant__

#define BT_GPU_max(a, b) ((a) > (b) ? (a) : (b))

#define BT_GPU_min(a, b) ((a) < (b) ? (a) : (b))

#define BT_GPU_params s3DGridBroadphaseParams

#define BT_GPU___mul24(a, b) ((a)*(b))

#define BT_GPU___global__ inline

#define BT_GPU___shared__ static

#define BT_GPU___syncthreads()

#define CUDART_PI_F SIMD_PI

static inline uint2 bt3dGrid_make_uint2(unsigned int x, unsigned int y)

{

uint2 t; t.x = x; t.y = y; return t;

}

#define BT_GPU_make_uint2(x, y) bt3dGrid_make_uint2(x, y)

static inline int3 bt3dGrid_make_int3(int x, int y, int z)

{

int3 t; t.x = x; t.y = y; t.z = z; return t;

}

#define BT_GPU_make_int3(x, y, z) bt3dGrid_make_int3(x, y, z)

static inline float3 bt3dGrid_make_float3(float x, float y, float z)

{

float3 t; t.x = x; t.y = y; t.z = z; return t;

}

#define BT_GPU_make_float3(x, y, z) bt3dGrid_make_float3(x, y, z)

static inline float3 bt3dGrid_make_float34(float4 f)

{

float3 t; t.x = f.x; t.y = f.y; t.z = f.z; return t;

}

#define BT_GPU_make_float34(f) bt3dGrid_make_float34(f)

static inline float3 bt3dGrid_make_float31(float f)

{

float3 t; t.x = t.y = t.z = f; return t;

}

#define BT_GPU_make_float31(x) bt3dGrid_make_float31(x)

static inline float4 bt3dGrid_make_float42(float3 v, float f)

100

{

101

float4 t; t.x = v.x; t.y = v.y; t.z = v.z; t.w = f; return t;

102

}

103

#define BT_GPU_make_float42(a, b) bt3dGrid_make_float42(a, b)

104

105

static inline float4 bt3dGrid_make_float44(float a, float b, float c, float d)

106

{

107

float4 t; t.x = a; t.y = b; t.z = c; t.w = d; return t;

108

}

109

#define BT_GPU_make_float44(a, b, c, d) bt3dGrid_make_float44(a, b, c, d)

110

111

inline int3 operator+(int3 a, int3 b)

112

{

113

return bt3dGrid_make_int3(a.x + b.x, a.y + b.y, a.z + b.z);

114

}

115

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inline float4 operator+(const float4& a, const float4& b)

117

{

118

float4 r; r.x = a.x+b.x; r.y = a.y+b.y; r.z = a.z+b.z; r.w = a.w+b.w; return r;

119

}

120

inline float4 operator*(const float4& a, float fact)

121

{

122

float4 r; r.x = a.x*fact; r.y = a.y*fact; r.z = a.z*fact; r.w = a.w*fact; return r;

123

}

124

inline float4 operator*(float fact, float4& a)

125

{

126

return (a * fact);

127

}

128

inline float4& operator*=(float4& a, float fact)

129

{

130

a = fact * a;

131

return a;

132

}

133

inline float4& operator+=(float4& a, const float4& b)

134

{

135

a = a + b;

136

return a;

137

}

138

139

inline float3 operator+(const float3& a, const float3& b)

140

{

141

float3 r; r.x = a.x+b.x; r.y = a.y+b.y; r.z = a.z+b.z; return r;

142

}

143

inline float3 operator-(const float3& a, const float3& b)

144

{

145

float3 r; r.x = a.x-b.x; r.y = a.y-b.y; r.z = a.z-b.z; return r;

146

}

147

static inline float bt3dGrid_dot(float3& a, float3& b)

148

{

149

return a.x*b.x+a.y*b.y+a.z*b.z;

150

}

151

#define BT_GPU_dot(a,b) bt3dGrid_dot(a,b)

152

153

static inline float bt3dGrid_dot4(float4& a, float4& b)

154

{

155

return a.x*b.x+a.y*b.y+a.z*b.z+a.w*b.w;

156

}

157

#define BT_GPU_dot4(a,b) bt3dGrid_dot4(a,b)

158

159

static inline float3 bt3dGrid_cross(const float3& a, const float3& b)

160

{

161

float3 r; r.x = a.y*b.z-a.z*b.y; r.y = -a.x*b.z+a.z*b.x; r.z = a.x*b.y-a.y*b.x; return r;

162

}

163

#define BT_GPU_cross(a,b) bt3dGrid_cross(a,b)

164

165

166

inline float3 operator*(const float3& a, float fact)

167

{

168

float3 r; r.x = a.x*fact; r.y = a.y*fact; r.z = a.z*fact; return r;

169

}

170

171

172

inline float3& operator+=(float3& a, const float3& b)

173

{

174

a = a + b;

175

return a;

176

}

177

inline float3& operator-=(float3& a, const float3& b)

178

{

179

a = a - b;

180

return a;

181

}

182

inline float3& operator*=(float3& a, float fact)

183

{

184

a = a * fact;

185

return a;

186

}

187

inline float3 operator-(const float3& v)

188

{

189

float3 r; r.x = -v.x; r.y = -v.y; r.z = -v.z; return r;

190

}

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#define BT_GPU_FETCH(a, b) a[b]

194

#define BT_GPU_FETCH4(a, b) a[b]

195

#define BT_GPU_PREF(func) btGpu_##func

196

#define BT_GPU_SAFE_CALL(func) func

197

#define BT_GPU_Memset memset

198

#define BT_GPU_MemcpyToSymbol(a, b, c) memcpy(&a, b, c)

199

#define BT_GPU_BindTexture(a, b, c, d)

200

#define BT_GPU_UnbindTexture(a)

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static uint2 s_blockIdx, s_blockDim, s_threadIdx;

203

#define BT_GPU_blockIdx s_blockIdx

204

#define BT_GPU_blockDim s_blockDim

205

#define BT_GPU_threadIdx s_threadIdx

206

#define BT_GPU_EXECKERNEL(numb, numt, kfunc, args) {s_blockDim.x=numt;for(int nb=0;nb<numb;nb++){s_blockIdx.x=nb;for(int nt=0;nt<numt;nt++){s_threadIdx.x=nt;kfunc args;}}}

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#define BT_GPU_CHECK_ERROR(s)

209

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#endif //BT_GPU_DEFINES_H

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