4786fbe774
The only remaining code in source/blender that must be compiled as C is now datatoc generated code and the DNA defaults that use designated initializers. Pull Request: https://projects.blender.org/blender/blender/pulls/134469
119 lines
3.2 KiB
C
119 lines
3.2 KiB
C
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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#ifndef GPU_SHADER
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# include "GPU_shader_shared_utils.hh"
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#endif
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enum gpMaterialFlag : uint32_t {
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GP_FLAG_NONE = 0u,
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GP_STROKE_ALIGNMENT_STROKE = 1u,
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GP_STROKE_ALIGNMENT_OBJECT = 2u,
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GP_STROKE_ALIGNMENT_FIXED = 3u,
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GP_STROKE_ALIGNMENT = 0x3u,
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GP_STROKE_OVERLAP = (1u << 2u),
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GP_STROKE_TEXTURE_USE = (1u << 3u),
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GP_STROKE_TEXTURE_STENCIL = (1u << 4u),
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GP_STROKE_TEXTURE_PREMUL = (1u << 5u),
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GP_STROKE_DOTS = (1u << 6u),
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GP_STROKE_HOLDOUT = (1u << 7u),
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GP_FILL_HOLDOUT = (1u << 8u),
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GP_FILL_TEXTURE_USE = (1u << 10u),
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GP_FILL_TEXTURE_PREMUL = (1u << 11u),
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GP_FILL_TEXTURE_CLIP = (1u << 12u),
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GP_FILL_GRADIENT_USE = (1u << 13u),
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GP_FILL_GRADIENT_RADIAL = (1u << 14u),
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GP_FILL_FLAGS = (GP_FILL_TEXTURE_USE | GP_FILL_TEXTURE_PREMUL | GP_FILL_TEXTURE_CLIP |
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GP_FILL_GRADIENT_USE | GP_FILL_GRADIENT_RADIAL | GP_FILL_HOLDOUT),
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};
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enum gpLightType : uint32_t {
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GP_LIGHT_TYPE_POINT = 0u,
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GP_LIGHT_TYPE_SPOT = 1u,
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GP_LIGHT_TYPE_SUN = 2u,
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GP_LIGHT_TYPE_AMBIENT = 3u,
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};
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#define GP_IS_STROKE_VERTEX_BIT (1 << 30)
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#define GP_VERTEX_ID_SHIFT 2
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/* Avoid compiler funkiness with enum types not being strongly typed in C. */
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#ifndef GPU_SHADER
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# define gpMaterialFlag uint
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# define gpLightType uint
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#endif
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struct gpMaterial {
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float4 stroke_color;
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float4 fill_color;
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float4 fill_mix_color;
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float4 fill_uv_rot_scale;
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#ifndef GPU_SHADER
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float2 fill_uv_offset;
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float2 alignment_rot;
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float stroke_texture_mix;
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float stroke_u_scale;
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float fill_texture_mix;
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gpMaterialFlag flag;
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#else
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/* Some drivers are completely messing the alignment or the fetches here.
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* We are forced to pack these into vec4 otherwise we only get 0.0 as value. */
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/* NOTE(@fclem): This was the case on MacOS OpenGL implementation.
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* This might be fixed in newer APIs. */
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float4 packed1;
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float4 packed2;
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# define _fill_uv_offset packed1.xy
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# define _alignment_rot packed1.zw
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# define _stroke_texture_mix packed2.x
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# define _stroke_u_scale packed2.y
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# define _fill_texture_mix packed2.z
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/** NOTE(@fclem): Needs floatBitsToUint(). */
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# define _flag packed2.w
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#endif
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};
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BLI_STATIC_ASSERT_ALIGN(gpMaterial, 16)
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#ifdef GP_LIGHT
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struct gpLight {
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# ifndef GPU_SHADER
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float3 color;
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gpLightType type;
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float3 right;
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float spot_size;
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float3 up;
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float spot_blend;
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float3 forward;
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float _pad0;
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float3 position;
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float _pad1;
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# else
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/* Some drivers are completely messing the alignment or the fetches here.
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* We are forced to pack these into vec4 otherwise we only get 0.0 as value. */
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/* NOTE(@fclem): This was the case on MacOS OpenGL implementation.
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* This might be fixed in newer APIs. */
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float4 packed0;
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float4 packed1;
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float4 packed2;
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float4 packed3;
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float4 packed4;
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# define _color packed0.xyz
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# define _type packed0.w
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# define _right packed1.xyz
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# define _spot_size packed1.w
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# define _up packed2.xyz
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# define _spot_blend packed2.w
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# define _forward packed3.xyz
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# define _position packed4.xyz
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# endif
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};
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BLI_STATIC_ASSERT_ALIGN(gpLight, 16)
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#endif
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#ifndef GPU_SHADER
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# undef gpMaterialFlag
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# undef gpLightType
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#endif
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