C++ (Cpp) cogl_matrix_perspective Examples

Example #1

File: cogl-matrix-stack.c Project: collects/cogl

void
_cogl_matrix_stack_perspective (CoglMatrixStack *stack,
                                float            fov_y,
                                float            aspect,
                                float            z_near,
                                float            z_far)
{
  CoglMatrixState *state;

  state = _cogl_matrix_stack_top_mutable (stack, TRUE);
  cogl_matrix_perspective (&state->matrix,
                           fov_y, aspect, z_near, z_far);
  state->is_identity = FALSE;
  stack->age++;
}

Example #2

File: cogl-matrix-stack.c Project: rib/cogl

void
cogl_matrix_stack_perspective (CoglMatrixStack *stack,
                                float fov_y,
                                float aspect,
                                float z_near,
                                float z_far)
{
  CoglMatrixEntryLoad *entry;

  entry =
    _cogl_matrix_stack_push_replacement_entry (stack,
                                               COGL_MATRIX_OP_LOAD);

  entry->matrix =
    _cogl_magazine_chunk_alloc (cogl_matrix_stack_matrices_magazine);

  cogl_matrix_init_identity (entry->matrix);
  cogl_matrix_perspective (entry->matrix,
                           fov_y, aspect, z_near, z_far);
}