cl_sys/
cl_gl_h.rs

1//! OpenGL Extensions.
2
3#![allow(
4    non_camel_case_types,
5    dead_code,
6    unused_variables,
7    improper_ctypes,
8    non_upper_case_globals
9)]
10
11use crate::cl_h::{cl_context_properties, cl_int, cl_uint};
12use libc::{c_void, size_t};
13
14#[cfg(not(feature = "opencl_vendor_mesa"))]
15use crate::cl_h::{cl_command_queue, cl_context, cl_event, cl_mem, cl_mem_flags};
16#[cfg(not(feature = "opencl_vendor_mesa"))]
17use crate::platform_h::{cl_GLenum, cl_GLint, cl_GLuint};
18
19pub type cl_gl_object_type = cl_uint;
20pub type cl_gl_texture_info = cl_uint;
21pub type cl_gl_platform_info = cl_uint;
22// typedef struct __GLsync *cl_GLsync;
23pub type cl_gl_context_info = cl_uint;
24
25// cl_gl_object_type = 0x2000 - 0x200F enum values are currently taken
26pub const CL_GL_OBJECT_BUFFER: cl_gl_object_type = 0x2000;
27pub const CL_GL_OBJECT_TEXTURE2D: cl_gl_object_type = 0x2001;
28pub const CL_GL_OBJECT_TEXTURE3D: cl_gl_object_type = 0x2002;
29pub const CL_GL_OBJECT_RENDERBUFFER: cl_gl_object_type = 0x2003;
30pub const CL_GL_OBJECT_TEXTURE2D_ARRAY: cl_gl_object_type = 0x200E;
31pub const CL_GL_OBJECT_TEXTURE1D: cl_gl_object_type = 0x200F;
32pub const CL_GL_OBJECT_TEXTURE1D_ARRAY: cl_gl_object_type = 0x2010;
33pub const CL_GL_OBJECT_TEXTURE_BUFFER: cl_gl_object_type = 0x2011;
34
35// cl_gl_texture_info
36pub const CL_GL_TEXTURE_TARGET: cl_gl_texture_info = 0x2004;
37pub const CL_GL_MIPMAP_LEVEL: cl_gl_texture_info = 0x2005;
38pub const CL_GL_NUM_SAMPLES: cl_gl_texture_info = 0x2012;
39
40// cl_khr_gl_sharing extension
41// * NOTE: Originally lower case: `cl_kgr_gl_sharing`
42pub const CL_KHR_GL_SHARING: cl_int = 1;
43
44// Additional Error Codes
45pub const CL_INVALID_GL_SHAREGROUP_REFERENCE_KHR: cl_int = -1000;
46
47// cl_gl_context_info
48pub const CL_CURRENT_DEVICE_FOR_GL_CONTEXT_KHR: cl_gl_context_info = 0x2006;
49pub const CL_DEVICES_FOR_GL_CONTEXT_KHR: cl_gl_context_info = 0x2007;
50
51// Additional cl_context_properties
52pub const CL_GL_CONTEXT_KHR: cl_context_properties = 0x2008;
53pub const CL_EGL_DISPLAY_KHR: cl_context_properties = 0x2009;
54pub const CL_GLX_DISPLAY_KHR: cl_context_properties = 0x200A;
55pub const CL_WGL_HDC_KHR: cl_context_properties = 0x200B;
56pub const CL_CGL_SHAREGROUP_KHR: cl_context_properties = 0x200C;
57
58pub type clGetGLContextInfoKHR_fn = extern "system" fn(
59    properties: *const cl_context_properties,
60    param_name: cl_gl_context_info,
61    param_value_size: size_t,
62    param_value: *mut c_void,
63    param_value_size_ret: *mut size_t,
64) -> cl_int;
65
66//#[link_args = "-L$OPENCL_LIB -lOpenCL"]
67#[cfg_attr(target_os = "macos", link(name = "OpenCL", kind = "framework"))]
68#[cfg_attr(target_os = "windows", link(name = "OpenCL"))]
69#[cfg_attr(not(target_os = "macos"), link(name = "OpenCL"))]
70#[cfg(not(feature = "opencl_vendor_mesa"))] // Mesa does not support context sharing with OpenGL.
71extern "system" {
72    pub fn clCreateFromGLBuffer(
73        context: cl_context,
74        flags: cl_mem_flags,
75        bufobj: cl_GLuint,
76        errcode_ret: *mut cl_int,
77    ) -> cl_mem;
78
79    pub fn clCreateFromGLTexture(
80        context: cl_context,
81        flags: cl_mem_flags,
82        texture_target: cl_GLenum,
83        miplevel: cl_GLint,
84        texture: cl_GLuint,
85        errcode_ret: *mut cl_int,
86    ) -> cl_mem;
87
88    pub fn clGetGLObjectInfo(
89        memobj: cl_mem,
90        gl_object_type: *mut cl_gl_object_type,
91        gl_object_name: *mut cl_GLuint,
92    ) -> cl_int;
93
94    pub fn clGetGLTextureInfo(
95        memobj: cl_mem,
96        param_name: cl_gl_texture_info,
97        param_value_size: size_t,
98        param_value: *mut c_void,
99        param_value_size_ret: *mut size_t,
100    ) -> cl_int;
101
102    pub fn clCreateFromGLRenderbuffer(
103        context: cl_context,
104        flags: cl_mem_flags,
105        renderbuffer: cl_GLuint,
106        errcode_ret: *mut cl_int,
107    ) -> cl_mem;
108
109    pub fn clEnqueueAcquireGLObjects(
110        command_queue: cl_command_queue,
111        num_objects: cl_uint,
112        mem_objects: *const cl_mem,
113        num_events_in_wait_list: cl_uint,
114        event_wait_list: *const cl_event,
115        event: *mut cl_event,
116    ) -> cl_int;
117
118    pub fn clEnqueueReleaseGLObjects(
119        command_queue: cl_command_queue,
120        num_objects: cl_uint,
121        mem_objects: *const cl_mem,
122        num_events_in_wait_list: cl_uint,
123        event_wait_list: *const cl_event,
124        event: *mut cl_event,
125    ) -> cl_int;
126
127    pub fn clGetGLContextInfoKHR(
128        properties: *const cl_context_properties,
129        param_name: cl_gl_context_info,
130        param_value_size: size_t,
131        param_value: *mut c_void,
132        param_value_size_ret: *mut size_t,
133    ) -> cl_int;
134
135    // Deprecated OpenCL 1.1 APIs
136    pub fn clCreateFromGLTexture2D(
137        context: cl_context,
138        flags: cl_mem_flags,
139        texture_target: cl_GLenum,
140        miplevel: cl_GLint,
141        texture: cl_GLuint,
142        errcode_ret: *mut cl_int,
143    ) -> cl_mem;
144
145    pub fn clCreateFromGLTexture3D(
146        context: cl_context,
147        flags: cl_mem_flags,
148        texture_target: cl_GLenum,
149        miplevel: cl_GLint,
150        texture: cl_GLuint,
151        errcode_ret: *mut cl_int,
152    ) -> cl_mem;
153}
cl_sys/cl_gl_h.rs

cl_sys/
cl_gl_h.rs
