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gpu: expose the rendering implementation
The rendering implementation is needed for using Gio UI with external window libraries such as GLFW. Expose it in the new package gpu. Updates #26 Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
+157
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// SPDX-License-Identifier: Unlicense OR MIT
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package gl
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type (
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Attrib uint
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Enum uint
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)
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const (
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ARRAY_BUFFER = 0x8892
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BLEND = 0xbe2
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CLAMP_TO_EDGE = 0x812f
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COLOR_ATTACHMENT0 = 0x8ce0
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COLOR_BUFFER_BIT = 0x4000
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COMPILE_STATUS = 0x8b81
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DEPTH_BUFFER_BIT = 0x100
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DEPTH_ATTACHMENT = 0x8d00
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DEPTH_COMPONENT16 = 0x81a5
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DEPTH_TEST = 0xb71
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DST_COLOR = 0x306
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ELEMENT_ARRAY_BUFFER = 0x8893
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EXTENSIONS = 0x1f03
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FLOAT = 0x1406
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FRAGMENT_SHADER = 0x8b30
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FRAMEBUFFER = 0x8d40
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FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING = 0x8210
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FRAMEBUFFER_BINDING = 0x8ca6
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FRAMEBUFFER_COMPLETE = 0x8cd5
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HALF_FLOAT = 0x140b
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HALF_FLOAT_OES = 0x8d61
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INFO_LOG_LENGTH = 0x8B84
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GREATER = 0x204
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LINEAR = 0x2601
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LINK_STATUS = 0x8b82
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LUMINANCE = 0x1909
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MAX_TEXTURE_SIZE = 0xd33
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NEAREST = 0x2600
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NO_ERROR = 0x0
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NUM_EXTENSIONS = 0x821D
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ONE = 0x1
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ONE_MINUS_SRC_ALPHA = 0x303
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QUERY_RESULT = 0x8866
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QUERY_RESULT_AVAILABLE = 0x8867
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R16F = 0x822d
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R8 = 0x8229
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READ_FRAMEBUFFER = 0x8ca8
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RED = 0x1903
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RENDERER = 0x1F01
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RENDERBUFFER = 0x8d41
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RENDERBUFFER_BINDING = 0x8ca7
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RENDERBUFFER_HEIGHT = 0x8d43
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RENDERBUFFER_WIDTH = 0x8d42
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RGB = 0x1907
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RGBA = 0x1908
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RGBA8 = 0x8058
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SHORT = 0x1402
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SRGB = 0x8c40
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SRGB_ALPHA_EXT = 0x8c42
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SRGB8 = 0x8c41
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SRGB8_ALPHA8 = 0x8c43
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STATIC_DRAW = 0x88e4
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TEXTURE_2D = 0xde1
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TEXTURE_MAG_FILTER = 0x2800
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TEXTURE_MIN_FILTER = 0x2801
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TEXTURE_WRAP_S = 0x2802
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TEXTURE_WRAP_T = 0x2803
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TEXTURE0 = 0x84c0
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TEXTURE1 = 0x84c1
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TRIANGLE_STRIP = 0x5
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TRIANGLES = 0x4
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UNPACK_ALIGNMENT = 0xcf5
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UNSIGNED_BYTE = 0x1401
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UNSIGNED_SHORT = 0x1403
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VERSION = 0x1f02
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VERTEX_SHADER = 0x8b31
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ZERO = 0x0
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// EXT_disjoint_timer_query
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TIME_ELAPSED_EXT = 0x88BF
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GPU_DISJOINT_EXT = 0x8FBB
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)
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type Functions interface {
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ActiveTexture(texture Enum)
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AttachShader(p Program, s Shader)
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BeginQuery(target Enum, query Query)
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BindAttribLocation(p Program, a Attrib, name string)
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BindBuffer(target Enum, b Buffer)
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BindFramebuffer(target Enum, fb Framebuffer)
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BindRenderbuffer(target Enum, rb Renderbuffer)
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BindTexture(target Enum, t Texture)
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BlendEquation(mode Enum)
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BlendFunc(sfactor, dfactor Enum)
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BufferData(target Enum, src []byte, usage Enum)
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CheckFramebufferStatus(target Enum) Enum
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Clear(mask Enum)
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ClearColor(red, green, blue, alpha float32)
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ClearDepthf(d float32)
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CompileShader(s Shader)
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CreateBuffer() Buffer
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CreateFramebuffer() Framebuffer
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CreateProgram() Program
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CreateQuery() Query
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CreateRenderbuffer() Renderbuffer
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CreateShader(ty Enum) Shader
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CreateTexture() Texture
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DeleteBuffer(v Buffer)
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DeleteFramebuffer(v Framebuffer)
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DeleteProgram(p Program)
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DeleteQuery(query Query)
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DeleteRenderbuffer(v Renderbuffer)
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DeleteShader(s Shader)
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DeleteTexture(v Texture)
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DepthFunc(f Enum)
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DepthMask(mask bool)
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DisableVertexAttribArray(a Attrib)
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Disable(cap Enum)
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DrawArrays(mode Enum, first, count int)
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DrawElements(mode Enum, count int, ty Enum, offset int)
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Enable(cap Enum)
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EnableVertexAttribArray(a Attrib)
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EndQuery(target Enum)
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Finish()
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FramebufferRenderbuffer(target, attachment, renderbuffertarget Enum, renderbuffer Renderbuffer)
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FramebufferTexture2D(target, attachment, texTarget Enum, t Texture, level int)
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GetBinding(pname Enum) Object
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GetError() Enum
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GetRenderbufferParameteri(target, pname Enum) int
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GetFramebufferAttachmentParameteri(target, attachment, pname Enum) int
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GetInteger(pname Enum) int
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GetProgrami(p Program, pname Enum) int
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GetProgramInfoLog(p Program) string
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GetQueryObjectuiv(query Query, pname Enum) uint
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GetShaderi(s Shader, pname Enum) int
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GetShaderInfoLog(s Shader) string
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GetString(pname Enum) string
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GetUniformLocation(p Program, name string) Uniform
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InvalidateFramebuffer(target, attachment Enum)
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LinkProgram(p Program)
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PixelStorei(pname Enum, param int32)
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ReadPixels(x, y, width, height int, format, ty Enum, data []byte)
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RenderbufferStorage(target, internalformat Enum, width, height int)
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Scissor(x, y, width, height int32)
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ShaderSource(s Shader, src string)
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TexImage2D(target Enum, level int, internalFormat int, width, height int, format, ty Enum, data []byte)
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TexSubImage2D(target Enum, level int, x, y, width, height int, format, ty Enum, data []byte)
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TexParameteri(target, pname Enum, param int)
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Uniform1f(dst Uniform, v float32)
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Uniform1i(dst Uniform, v int)
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Uniform2f(dst Uniform, v0, v1 float32)
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Uniform3f(dst Uniform, v0, v1, v2 float32)
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Uniform4f(dst Uniform, v0, v1, v2, v3 float32)
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UseProgram(p Program)
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VertexAttribPointer(dst Attrib, size int, ty Enum, normalized bool, stride, offset int)
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Viewport(x, y, width, height int)
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}
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