84     c->transforms.vpt.zNear = 0.0f;  in ogles_init_matrix()
702     GLfloat near = c->transforms.vpt.zNear;  in ogles_viewport()
813             GLfloat zNear, GLfloat zFar,  in frustumf()  argument
818         cmpf(zNear, zFar) ||  in frustumf()
819         isZeroOrNegativef(zNear) ||  in frustumf()
827     const GLfloat r_depth  = reciprocalf(zNear - zFar);  in frustumf()
828     const GLfloat x = mul2f(zNear * r_width);  in frustumf()
829     const GLfloat y = mul2f(zNear * r_height);  in frustumf()
832     const GLfloat C = (zFar + zNear) * r_depth;  in frustumf()
833     const GLfloat D = mul2f(zFar * zNear * r_depth);  in frustumf()
855         GLfloat zNear, GLfloat zFar,  in orthof()  argument
860         cmpf(zNear, zFar))  in orthof()
867     const GLfloat r_depth  = reciprocalf(zFar - zNear);  in orthof()
873     const GLfloat tz = -(zFar + zNear) * r_depth;  in orthof()
891 static void depthRangef(GLclampf zNear, GLclampf zFar, ogles_context_t* c)  in depthRangef()  argument
893     zNear = clampToZerof(zNear > 1 ? 1 : zNear);  in depthRangef()
896     f[10] = div2f(zFar - zNear);  in depthRangef()
897     f[14] = div2f(zFar + zNear);  in depthRangef()
899     c->transforms.vpt.zNear = zNear;  in depthRangef()
997         GLfloat zNear, GLfloat zFar)  in glFrustumf()  argument
1000     frustumf(left, right, bottom, top, zNear, zFar, c);  in glFrustumf()
1006         GLfixed zNear, GLfixed zFar)  in glFrustumx()  argument
1011               fixedToFloat(zNear), fixedToFloat(zFar),  in glFrustumx()
1018         GLfloat zNear, GLfloat zFar)  in glOrthof()  argument
1021     orthof(left, right, bottom, top, zNear, zFar, c);  in glOrthof()
1027         GLfixed zNear, GLfixed zFar)  in glOrthox()  argument
1032             fixedToFloat(zNear), fixedToFloat(zFar),  in glOrthox()
1094 void glDepthRangef(GLclampf zNear, GLclampf zFar)  in glDepthRangef()  argument
1097     depthRangef(zNear, zFar, c);  in glDepthRangef()
1100 void glDepthRangex(GLclampx zNear, GLclampx zFar)  in glDepthRangex()  argument
1103     depthRangef(fixedToFloat(zNear), fixedToFloat(zFar), c);  in glDepthRangex()