Blender V4.5
compositor_parallel_reduction_info.hh
Go to the documentation of this file.
1/* SPDX-FileCopyrightText: 2023 Blender Authors
2 *
3 * SPDX-License-Identifier: GPL-2.0-or-later */
4
5#include "gpu_shader_create_info.hh"
6
7GPU_SHADER_CREATE_INFO(compositor_parallel_reduction_shared)
8LOCAL_GROUP_SIZE(16, 16)
9PUSH_CONSTANT(bool, is_initial_reduction)
10SAMPLER(0, sampler2D, input_tx)
11COMPUTE_SOURCE("compositor_parallel_reduction.glsl")
12GPU_SHADER_CREATE_END()
13
14/* --------------------------------------------------------------------
15 * Sum Reductions.
16 */
17
18GPU_SHADER_CREATE_INFO(compositor_sum_shared)
19ADDITIONAL_INFO(compositor_parallel_reduction_shared)
20DEFINE_VALUE("REDUCE(lhs, rhs)", "lhs + rhs")
21GPU_SHADER_CREATE_END()
22
23GPU_SHADER_CREATE_INFO(compositor_sum_float_shared)
24ADDITIONAL_INFO(compositor_sum_shared)
25IMAGE(0, GPU_R32F, write, image2D, output_img)
26DEFINE_VALUE("TYPE", "float")
27DEFINE_VALUE("IDENTITY", "0.0f")
28DEFINE_VALUE("LOAD(value)", "value.x")
29GPU_SHADER_CREATE_END()
30
31GPU_SHADER_CREATE_INFO(compositor_sum_red)
32ADDITIONAL_INFO(compositor_sum_float_shared)
33DEFINE_VALUE("INITIALIZE(value)", "value.r")
34DO_STATIC_COMPILATION()
35GPU_SHADER_CREATE_END()
36
37GPU_SHADER_CREATE_INFO(compositor_sum_green)
38ADDITIONAL_INFO(compositor_sum_float_shared)
39DEFINE_VALUE("INITIALIZE(value)", "value.g")
40DO_STATIC_COMPILATION()
41GPU_SHADER_CREATE_END()
42
43GPU_SHADER_CREATE_INFO(compositor_sum_blue)
44ADDITIONAL_INFO(compositor_sum_float_shared)
45DEFINE_VALUE("INITIALIZE(value)", "value.b")
46DO_STATIC_COMPILATION()
47GPU_SHADER_CREATE_END()
48
49GPU_SHADER_CREATE_INFO(compositor_sum_luminance)
50ADDITIONAL_INFO(compositor_sum_float_shared)
51PUSH_CONSTANT(float3, luminance_coefficients)
52DEFINE_VALUE("INITIALIZE(value)", "dot(value.rgb, luminance_coefficients)")
53DO_STATIC_COMPILATION()
54GPU_SHADER_CREATE_END()
55
56GPU_SHADER_CREATE_INFO(compositor_sum_log_luminance)
57ADDITIONAL_INFO(compositor_sum_float_shared)
58PUSH_CONSTANT(float3, luminance_coefficients)
59DEFINE_VALUE("INITIALIZE(value)", "log(max(dot(value.rgb, luminance_coefficients), 1e-5f))")
60DO_STATIC_COMPILATION()
61GPU_SHADER_CREATE_END()
62
63GPU_SHADER_CREATE_INFO(compositor_sum_color)
64ADDITIONAL_INFO(compositor_sum_shared)
65IMAGE(0, GPU_RGBA32F, write, image2D, output_img)
66DEFINE_VALUE("TYPE", "vec4")
67DEFINE_VALUE("IDENTITY", "vec4(0.0f)")
68DEFINE_VALUE("INITIALIZE(value)", "value")
69DEFINE_VALUE("LOAD(value)", "value")
70DO_STATIC_COMPILATION()
71GPU_SHADER_CREATE_END()
72
73/* --------------------------------------------------------------------
74 * Sum Of Squared Difference Reductions.
75 */
76
77GPU_SHADER_CREATE_INFO(compositor_sum_squared_difference_float_shared)
78ADDITIONAL_INFO(compositor_parallel_reduction_shared)
79IMAGE(0, GPU_R32F, write, image2D, output_img)
80PUSH_CONSTANT(float, subtrahend)
81DEFINE_VALUE("TYPE", "float")
82DEFINE_VALUE("IDENTITY", "0.0f")
83DEFINE_VALUE("LOAD(value)", "value.x")
84DEFINE_VALUE("REDUCE(lhs, rhs)", "lhs + rhs")
85GPU_SHADER_CREATE_END()
86
87GPU_SHADER_CREATE_INFO(compositor_sum_red_squared_difference)
88ADDITIONAL_INFO(compositor_sum_squared_difference_float_shared)
89DEFINE_VALUE("INITIALIZE(value)", "pow(value.r - subtrahend, 2.0f)")
90DO_STATIC_COMPILATION()
91GPU_SHADER_CREATE_END()
92
93GPU_SHADER_CREATE_INFO(compositor_sum_green_squared_difference)
94ADDITIONAL_INFO(compositor_sum_squared_difference_float_shared)
95DEFINE_VALUE("INITIALIZE(value)", "pow(value.g - subtrahend, 2.0f)")
96DO_STATIC_COMPILATION()
97GPU_SHADER_CREATE_END()
98
99GPU_SHADER_CREATE_INFO(compositor_sum_blue_squared_difference)
100ADDITIONAL_INFO(compositor_sum_squared_difference_float_shared)
101DEFINE_VALUE("INITIALIZE(value)", "pow(value.b - subtrahend, 2.0f)")
102DO_STATIC_COMPILATION()
103GPU_SHADER_CREATE_END()
104
105GPU_SHADER_CREATE_INFO(compositor_sum_luminance_squared_difference)
106ADDITIONAL_INFO(compositor_sum_squared_difference_float_shared)
107PUSH_CONSTANT(float3, luminance_coefficients)
108DEFINE_VALUE("INITIALIZE(value)", "pow(dot(value.rgb, luminance_coefficients) - subtrahend, 2.0f)")
109DO_STATIC_COMPILATION()
110GPU_SHADER_CREATE_END()
111
112/* --------------------------------------------------------------------
113 * Maximum Reductions.
114 */
115
116GPU_SHADER_CREATE_INFO(compositor_maximum_luminance)
117ADDITIONAL_INFO(compositor_parallel_reduction_shared)
118IMAGE(0, GPU_R32F, write, image2D, output_img)
119PUSH_CONSTANT(float3, luminance_coefficients)
120DEFINE_VALUE("TYPE", "float")
121DEFINE_VALUE("IDENTITY", "FLT_MIN")
122DEFINE_VALUE("INITIALIZE(value)", "dot(value.rgb, luminance_coefficients)")
123DEFINE_VALUE("LOAD(value)", "value.x")
124DEFINE_VALUE("REDUCE(lhs, rhs)", "max(lhs, rhs)")
125DO_STATIC_COMPILATION()
126GPU_SHADER_CREATE_END()
127
128GPU_SHADER_CREATE_INFO(compositor_maximum_brightness)
129ADDITIONAL_INFO(compositor_parallel_reduction_shared)
130IMAGE(0, GPU_R32F, write, image2D, output_img)
131DEFINE_VALUE("TYPE", "float")
132DEFINE_VALUE("IDENTITY", "FLT_MIN")
133DEFINE_VALUE("INITIALIZE(value)", "reduce_max(value.rgb)")
134DEFINE_VALUE("LOAD(value)", "value.x")
135DEFINE_VALUE("REDUCE(lhs, rhs)", "max(lhs, rhs)")
136DO_STATIC_COMPILATION()
137GPU_SHADER_CREATE_END()
138
139GPU_SHADER_CREATE_INFO(compositor_maximum_float)
140ADDITIONAL_INFO(compositor_parallel_reduction_shared)
141IMAGE(0, GPU_R32F, write, image2D, output_img)
142DEFINE_VALUE("TYPE", "float")
143DEFINE_VALUE("IDENTITY", "FLT_MIN")
144DEFINE_VALUE("INITIALIZE(value)", "value.x")
145DEFINE_VALUE("LOAD(value)", "value.x")
146DEFINE_VALUE("REDUCE(lhs, rhs)", "max(rhs, lhs)")
147DO_STATIC_COMPILATION()
148GPU_SHADER_CREATE_END()
149
150GPU_SHADER_CREATE_INFO(compositor_maximum_float3)
151ADDITIONAL_INFO(compositor_parallel_reduction_shared)
152IMAGE(0, GPU_RGBA32F, write, image2D, output_img)
153DEFINE_VALUE("TYPE", "vec4")
154DEFINE_VALUE("IDENTITY", "vec4(FLT_MIN)")
155DEFINE_VALUE("INITIALIZE(value)", "value")
156DEFINE_VALUE("LOAD(value)", "value")
157DEFINE_VALUE("REDUCE(lhs, rhs)", "max(rhs, lhs)")
158DO_STATIC_COMPILATION()
159GPU_SHADER_CREATE_END()
160
161GPU_SHADER_CREATE_INFO(compositor_maximum_float_in_range)
162ADDITIONAL_INFO(compositor_parallel_reduction_shared)
163IMAGE(0, GPU_R32F, write, image2D, output_img)
164PUSH_CONSTANT(float, lower_bound)
165PUSH_CONSTANT(float, upper_bound)
166DEFINE_VALUE("TYPE", "float")
167DEFINE_VALUE("IDENTITY", "lower_bound")
168DEFINE_VALUE("INITIALIZE(v)", "((v.x <= upper_bound) && (v.x >= lower_bound)) ? v.x : lower_bound")
169DEFINE_VALUE("LOAD(value)", "value.x")
170DEFINE_VALUE("REDUCE(lhs, rhs)", "((rhs > lhs) && (rhs <= upper_bound)) ? rhs : lhs")
171DO_STATIC_COMPILATION()
172GPU_SHADER_CREATE_END()
173
174/* --------------------------------------------------------------------
175 * Minimum Reductions.
176 */
177
178GPU_SHADER_CREATE_INFO(compositor_minimum_luminance)
179ADDITIONAL_INFO(compositor_parallel_reduction_shared)
180IMAGE(0, GPU_R32F, write, image2D, output_img)
181PUSH_CONSTANT(float3, luminance_coefficients)
182DEFINE_VALUE("TYPE", "float")
183DEFINE_VALUE("IDENTITY", "FLT_MAX")
184DEFINE_VALUE("INITIALIZE(value)", "dot(value.rgb, luminance_coefficients)")
185DEFINE_VALUE("LOAD(value)", "value.x")
186DEFINE_VALUE("REDUCE(lhs, rhs)", "min(lhs, rhs)")
187DO_STATIC_COMPILATION()
188GPU_SHADER_CREATE_END()
189
190GPU_SHADER_CREATE_INFO(compositor_minimum_float)
191ADDITIONAL_INFO(compositor_parallel_reduction_shared)
192IMAGE(0, GPU_R32F, write, image2D, output_img)
193DEFINE_VALUE("TYPE", "float")
194DEFINE_VALUE("IDENTITY", "FLT_MAX")
195DEFINE_VALUE("INITIALIZE(value)", "value.x")
196DEFINE_VALUE("LOAD(value)", "value.x")
197DEFINE_VALUE("REDUCE(lhs, rhs)", "min(rhs, lhs)")
198DO_STATIC_COMPILATION()
199GPU_SHADER_CREATE_END()
200
201GPU_SHADER_CREATE_INFO(compositor_minimum_float_in_range)
202ADDITIONAL_INFO(compositor_parallel_reduction_shared)
203IMAGE(0, GPU_R32F, write, image2D, output_img)
204PUSH_CONSTANT(float, lower_bound)
205PUSH_CONSTANT(float, upper_bound)
206DEFINE_VALUE("TYPE", "float")
207DEFINE_VALUE("IDENTITY", "upper_bound")
208DEFINE_VALUE("INITIALIZE(v)", "((v.x <= upper_bound) && (v.x >= lower_bound)) ? v.x : upper_bound")
209DEFINE_VALUE("LOAD(value)", "value.x")
210DEFINE_VALUE("REDUCE(lhs, rhs)", "((rhs < lhs) && (rhs >= lower_bound)) ? rhs : lhs")
211DO_STATIC_COMPILATION()
212GPU_SHADER_CREATE_END()
213
214/* --------------------------------------------------------------------
215 * Velocity Reductions.
216 */
217
218GPU_SHADER_CREATE_INFO(compositor_max_velocity)
219LOCAL_GROUP_SIZE(32, 32)
220PUSH_CONSTANT(bool, is_initial_reduction)
221SAMPLER(0, sampler2D, input_tx)
222IMAGE(0, GPU_RGBA16F, write, image2D, output_img)
223DEFINE_VALUE("TYPE", "vec4")
224DEFINE_VALUE("IDENTITY", "vec4(0.0f)")
225DEFINE_VALUE("INITIALIZE(value)", "value")
226DEFINE_VALUE("LOAD(value)", "value")
227DEFINE_VALUE("REDUCE(lhs, rhs)",
228 "vec4(dot(lhs.xy, lhs.xy) > dot(rhs.xy, rhs.xy) ? lhs.xy : rhs.xy,"
229 " dot(lhs.zw, lhs.zw) > dot(rhs.zw, rhs.zw) ? lhs.zw : rhs.zw)")
230COMPUTE_SOURCE("compositor_parallel_reduction.glsl")
231DO_STATIC_COMPILATION()
232GPU_SHADER_CREATE_END()
x
x
Definition BLI_expr_pylike_eval_test.cc:345
GPU_R32F
@ GPU_R32F
Definition GPU_texture.hh:682
GPU_RGBA32F
@ GPU_RGBA32F
Definition GPU_texture.hh:660
GPU_RGBA16F
@ GPU_RGBA16F
Definition GPU_texture.hh:656
e
ATTR_WARN_UNUSED_RESULT const BMVert const BMEdge * e
Definition bmesh_query_inline.hh:42
v
ATTR_WARN_UNUSED_RESULT const BMVert * v
Definition bmesh_query_inline.hh:23
max
btScalar max
Definition btHeightfieldTerrainShape.h:79
vec4
vec4(float_to_float2(value.x), vec2(0.0f))") DEFINE_VALUE("CONVERT_EXPRESSION(value)"
b
b
Definition compositor_morphological_distance_info.hh:24
reduce_max
reduce_max(value.rgb)") DEFINE_VALUE("REDUCE(lhs
rhs
rhs
Definition compositor_parallel_reduction_info.hh:124
dot
dot(value.rgb, luminance_coefficients)") DEFINE_VALUE("REDUCE(lhs
log
#define log
Definition gpu_glsl_cpp_stubs.hh:774
pow
#define pow
Definition gpu_glsl_cpp_stubs.hh:777
GPU_SHADER_CREATE_INFO
#define GPU_SHADER_CREATE_INFO(_info)
GPU_SHADER_CREATE_END
#define GPU_SHADER_CREATE_END()
gpu_shader_create_info.hh
SAMPLER
#define SAMPLER(slot, type, name)
Definition gpu_shader_create_info.hh:156
ADDITIONAL_INFO
#define ADDITIONAL_INFO(info_name)
Definition gpu_shader_create_info.hh:180
PUSH_CONSTANT
#define PUSH_CONSTANT(type, name)
Definition gpu_shader_create_info.hh:143
LOCAL_GROUP_SIZE
#define LOCAL_GROUP_SIZE(...)
Definition gpu_shader_create_info.hh:117
IMAGE
#define IMAGE(slot, format, qualifiers, type, name)
Definition gpu_shader_create_info.hh:160
COMPUTE_SOURCE
#define COMPUTE_SOURCE(filename)
Definition gpu_shader_create_info.hh:169
DO_STATIC_COMPILATION
#define DO_STATIC_COMPILATION()
Definition gpu_shader_create_info.hh:174
DEFINE_VALUE
#define DEFINE_VALUE(name, value)
Definition gpu_shader_create_info.hh:172
min
#define min(a, b)
Definition sort.cc:36
FLT_MAX
#define FLT_MAX
Definition stdcycles.h:14
value
T value
Definition usd_reader_camera.cc:34
xy
int xy[2]
Definition wm_draw.cc:174
Generated on Fri Apr 3 2026 06:33:18 for Blender by  doxygen 1.11.0