basic_depth_info.hh

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "gpu_shader_create_info.hh"
 
/* -------------------------------------------------------------------- */
GPU_SHADER_CREATE_INFO(basic_conservative)
    .geometry_layout(PrimitiveIn::TRIANGLES, PrimitiveOut::TRIANGLE_STRIP, 3)
    .geometry_source("basic_conservative_depth_geom.glsl");
 
/* -------------------------------------------------------------------- */
GPU_SHADER_CREATE_INFO(basic_mesh)
    .vertex_in(0, Type::VEC3, "pos")
    .vertex_source("basic_depth_vert.glsl")
    .additional_info("draw_mesh");
 
GPU_SHADER_CREATE_INFO(basic_pointcloud)
    .vertex_source("basic_depth_pointcloud_vert.glsl")
    .additional_info("draw_pointcloud");
 
GPU_SHADER_CREATE_INFO(basic_curves)
    .vertex_source("basic_depth_curves_vert.glsl")
    .additional_info("draw_hair");
 
/* Geometry-shader alternative paths. */
GPU_SHADER_CREATE_INFO(basic_mesh_conservative_no_geom)
    .vertex_in(0, Type::VEC3, "pos")
    .vertex_source("basic_depth_vert_conservative_no_geom.glsl")
    .additional_info("draw_mesh");
 
GPU_SHADER_CREATE_INFO(basic_pointcloud_conservative_no_geom)
    .define("CONSERVATIVE_RASTER")
    .vertex_source("basic_depth_pointcloud_vert.glsl")
    .additional_info("draw_pointcloud");
 
/* -------------------------------------------------------------------- */
#define BASIC_FINAL_VARIATION(name, ...) \
  GPU_SHADER_CREATE_INFO(name).additional_info(__VA_ARGS__).do_static_compilation(true);
 
#define BASIC_CLIPPING_VARIATIONS(prefix, ...) \
  BASIC_FINAL_VARIATION(prefix##_clipped, "drw_clipped", __VA_ARGS__) \
  BASIC_FINAL_VARIATION(prefix, __VA_ARGS__)
 
#define BASIC_CONSERVATIVE_VARIATIONS(prefix, ...) \
  BASIC_CLIPPING_VARIATIONS(prefix##_conservative, "basic_conservative", __VA_ARGS__) \
  BASIC_CLIPPING_VARIATIONS(prefix##_conservative_no_geom, __VA_ARGS__) \
  BASIC_CLIPPING_VARIATIONS(prefix, __VA_ARGS__)
 
#define BASIC_OBTYPE_VARIATIONS(prefix, ...) \
  BASIC_CONSERVATIVE_VARIATIONS(prefix##_mesh, "basic_mesh", __VA_ARGS__) \
  BASIC_CONSERVATIVE_VARIATIONS(prefix##_pointcloud, "basic_pointcloud", __VA_ARGS__) \
  BASIC_CLIPPING_VARIATIONS(prefix##_curves, "basic_curves", __VA_ARGS__)
 
/* -------------------------------------------------------------------- */
GPU_SHADER_CREATE_INFO(basic_depth).fragment_source("basic_depth_frag.glsl");
 
BASIC_OBTYPE_VARIATIONS(basic_depth, "basic_depth", "draw_globals");