gl_primitive.hh

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/* SPDX-FileCopyrightText: 2020 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include "BLI_assert.h"
 
#include "GPU_primitive.hh"
 
namespace blender::gpu {
 
static inline GLenum to_gl(GPUPrimType prim_type)
{
  BLI_assert(prim_type != GPU_PRIM_NONE);
  switch (prim_type) {
    default:
    case GPU_PRIM_POINTS:
      return GL_POINTS;
    case GPU_PRIM_LINES:
      return GL_LINES;
    case GPU_PRIM_LINE_STRIP:
      return GL_LINE_STRIP;
    case GPU_PRIM_LINE_LOOP:
      return GL_LINE_LOOP;
    case GPU_PRIM_TRIS:
      return GL_TRIANGLES;
    case GPU_PRIM_TRI_STRIP:
      return GL_TRIANGLE_STRIP;
    case GPU_PRIM_TRI_FAN:
      return GL_TRIANGLE_FAN;
 
    case GPU_PRIM_LINES_ADJ:
      return GL_LINES_ADJACENCY;
    case GPU_PRIM_LINE_STRIP_ADJ:
      return GL_LINE_STRIP_ADJACENCY;
    case GPU_PRIM_TRIS_ADJ:
      return GL_TRIANGLES_ADJACENCY;
  };
}
 
}  // namespace blender::gpu