Lines Matching refs:sphere

126 arg: float4* sphere, "float4 representing the sphere."
133 summary: Checks if a sphere is within the frustum planes
135  Returns true if the sphere is within the 6 frustum planes.
137  float distToCenter = dot(left->xyz, sphere->xyz) + left->w;
138  if (distToCenter < -sphere->w) {
141  distToCenter = dot(right->xyz, sphere->xyz) + right->w;
142  if (distToCenter < -sphere->w) {
145  distToCenter = dot(top->xyz, sphere->xyz) + top->w;
146  if (distToCenter < -sphere->w) {
149  distToCenter = dot(bottom->xyz, sphere->xyz) + bottom->w;
150  if (distToCenter < -sphere->w) {
153  distToCenter = dot(near->xyz, sphere->xyz) + near->w;
154  if (distToCenter < -sphere->w) {
157  distToCenter = dot(far->xyz, sphere->xyz) + far->w;
158  if (distToCenter < -sphere->w) {
169 arg: float4* sphere