mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-11-10 13:07:26 +01:00
678 lines
25 KiB
Go
678 lines
25 KiB
Go
// SPDX-License-Identifier: MIT
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package gl
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import (
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"errors"
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"math"
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"syscall"
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"unsafe"
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)
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var (
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gpActiveTexture uintptr
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gpAttachShader uintptr
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gpBindAttribLocation uintptr
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gpBindBuffer uintptr
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gpBindFramebufferEXT uintptr
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gpBindRenderbufferEXT uintptr
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gpBindTexture uintptr
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gpBlendFunc uintptr
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gpBufferData uintptr
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gpBufferSubData uintptr
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gpCheckFramebufferStatusEXT uintptr
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gpClear uintptr
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gpColorMask uintptr
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gpCompileShader uintptr
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gpCreateProgram uintptr
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gpCreateShader uintptr
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gpDeleteBuffers uintptr
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gpDeleteFramebuffersEXT uintptr
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gpDeleteProgram uintptr
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gpDeleteRenderbuffersEXT uintptr
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gpDeleteShader uintptr
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gpDeleteTextures uintptr
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gpDisable uintptr
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gpDisableVertexAttribArray uintptr
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gpDrawElements uintptr
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gpEnable uintptr
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gpEnableVertexAttribArray uintptr
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gpFlush uintptr
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gpFramebufferRenderbufferEXT uintptr
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gpFramebufferTexture2DEXT uintptr
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gpGenBuffers uintptr
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gpGenFramebuffersEXT uintptr
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gpGenRenderbuffersEXT uintptr
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gpGenTextures uintptr
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gpGetDoublei_v uintptr
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gpGetDoublei_vEXT uintptr
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gpGetError uintptr
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gpGetFloati_v uintptr
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gpGetFloati_vEXT uintptr
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gpGetIntegeri_v uintptr
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gpGetIntegerui64i_vNV uintptr
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gpGetIntegerv uintptr
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gpGetPointeri_vEXT uintptr
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gpGetProgramInfoLog uintptr
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gpGetProgramiv uintptr
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gpGetShaderInfoLog uintptr
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gpGetShaderiv uintptr
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gpGetTransformFeedbacki64_v uintptr
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gpGetTransformFeedbacki_v uintptr
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gpGetUniformLocation uintptr
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gpGetUnsignedBytei_vEXT uintptr
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gpGetVertexArrayIntegeri_vEXT uintptr
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gpGetVertexArrayPointeri_vEXT uintptr
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gpIsFramebufferEXT uintptr
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gpIsProgram uintptr
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gpIsRenderbufferEXT uintptr
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gpIsTexture uintptr
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gpLinkProgram uintptr
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gpPixelStorei uintptr
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gpReadPixels uintptr
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gpRenderbufferStorageEXT uintptr
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gpScissor uintptr
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gpShaderSource uintptr
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gpStencilFunc uintptr
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gpStencilOp uintptr
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gpTexImage2D uintptr
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gpTexParameteri uintptr
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gpTexSubImage2D uintptr
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gpUniform1f uintptr
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gpUniform1i uintptr
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gpUniform1fv uintptr
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gpUniform2fv uintptr
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gpUniform3fv uintptr
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gpUniform4fv uintptr
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gpUniformMatrix2fv uintptr
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gpUniformMatrix3fv uintptr
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gpUniformMatrix4fv uintptr
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gpUseProgram uintptr
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gpVertexAttribPointer uintptr
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gpViewport uintptr
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)
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func boolToUintptr(b bool) uintptr {
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if b {
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return 1
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}
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return 0
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}
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func ActiveTexture(texture uint32) {
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_, _, _ = syscall.Syscall(gpActiveTexture, 1, uintptr(texture), 0, 0)
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}
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func AttachShader(program uint32, shader uint32) {
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_, _, _ = syscall.Syscall(gpAttachShader, 2, uintptr(program), uintptr(shader), 0)
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}
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func BindAttribLocation(program uint32, index uint32, name *uint8) {
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_, _, _ = syscall.Syscall(gpBindAttribLocation, 3, uintptr(program), uintptr(index), uintptr(unsafe.Pointer(name)))
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}
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func BindBuffer(target uint32, buffer uint32) {
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_, _, _ = syscall.Syscall(gpBindBuffer, 2, uintptr(target), uintptr(buffer), 0)
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}
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func BindFramebufferEXT(target uint32, framebuffer uint32) {
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_, _, _ = syscall.Syscall(gpBindFramebufferEXT, 2, uintptr(target), uintptr(framebuffer), 0)
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}
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func BindRenderbufferEXT(target uint32, renderbuffer uint32) {
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_, _, _ = syscall.Syscall(gpBindRenderbufferEXT, 2, uintptr(target), uintptr(renderbuffer), 0)
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}
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func BindTexture(target uint32, texture uint32) {
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_, _, _ = syscall.Syscall(gpBindTexture, 2, uintptr(target), uintptr(texture), 0)
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}
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func BlendFunc(sfactor uint32, dfactor uint32) {
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_, _, _ = syscall.Syscall(gpBlendFunc, 2, uintptr(sfactor), uintptr(dfactor), 0)
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}
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func BufferData(target uint32, size int, data unsafe.Pointer, usage uint32) {
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_, _, _ = syscall.Syscall6(gpBufferData, 4, uintptr(target), uintptr(size), uintptr(data), uintptr(usage), 0, 0)
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}
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func BufferSubData(target uint32, offset int, size int, data unsafe.Pointer) {
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_, _, _ = syscall.Syscall6(gpBufferSubData, 4, uintptr(target), uintptr(offset), uintptr(size), uintptr(data), 0, 0)
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}
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func CheckFramebufferStatusEXT(target uint32) uint32 {
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ret, _, _ := syscall.Syscall(gpCheckFramebufferStatusEXT, 1, uintptr(target), 0, 0)
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return uint32(ret)
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}
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func Clear(mask uint32) {
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_, _, _ = syscall.Syscall(gpClear, 1, uintptr(mask), 0, 0)
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}
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func ColorMask(red bool, green bool, blue bool, alpha bool) {
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_, _, _ = syscall.Syscall6(gpColorMask, 4, boolToUintptr(red), boolToUintptr(green), boolToUintptr(blue), boolToUintptr(alpha), 0, 0)
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}
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func CompileShader(shader uint32) {
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_, _, _ = syscall.Syscall(gpCompileShader, 1, uintptr(shader), 0, 0)
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}
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func CreateProgram() uint32 {
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ret, _, _ := syscall.Syscall(gpCreateProgram, 0, 0, 0, 0)
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return uint32(ret)
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}
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func CreateShader(xtype uint32) uint32 {
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ret, _, _ := syscall.Syscall(gpCreateShader, 1, uintptr(xtype), 0, 0)
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return uint32(ret)
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}
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func DeleteBuffers(n int32, buffers *uint32) {
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_, _, _ = syscall.Syscall(gpDeleteBuffers, 2, uintptr(n), uintptr(unsafe.Pointer(buffers)), 0)
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}
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func DeleteFramebuffersEXT(n int32, framebuffers *uint32) {
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_, _, _ = syscall.Syscall(gpDeleteFramebuffersEXT, 2, uintptr(n), uintptr(unsafe.Pointer(framebuffers)), 0)
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}
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func DeleteProgram(program uint32) {
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_, _, _ = syscall.Syscall(gpDeleteProgram, 1, uintptr(program), 0, 0)
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}
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func DeleteRenderbuffersEXT(n int32, renderbuffers *uint32) {
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_, _, _ = syscall.Syscall(gpDeleteRenderbuffersEXT, 2, uintptr(n), uintptr(unsafe.Pointer(renderbuffers)), 0)
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}
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func DeleteShader(shader uint32) {
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_, _, _ = syscall.Syscall(gpDeleteShader, 1, uintptr(shader), 0, 0)
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}
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func DeleteTextures(n int32, textures *uint32) {
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_, _, _ = syscall.Syscall(gpDeleteTextures, 2, uintptr(n), uintptr(unsafe.Pointer(textures)), 0)
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}
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func Disable(cap uint32) {
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_, _, _ = syscall.Syscall(gpDisable, 1, uintptr(cap), 0, 0)
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}
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func DisableVertexAttribArray(index uint32) {
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_, _, _ = syscall.Syscall(gpDisableVertexAttribArray, 1, uintptr(index), 0, 0)
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}
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func DrawElements(mode uint32, count int32, xtype uint32, indices uintptr) {
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_, _, _ = syscall.Syscall6(gpDrawElements, 4, uintptr(mode), uintptr(count), uintptr(xtype), uintptr(indices), 0, 0)
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}
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func Enable(cap uint32) {
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_, _, _ = syscall.Syscall(gpEnable, 1, uintptr(cap), 0, 0)
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}
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func EnableVertexAttribArray(index uint32) {
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_, _, _ = syscall.Syscall(gpEnableVertexAttribArray, 1, uintptr(index), 0, 0)
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}
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func Flush() {
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_, _, _ = syscall.Syscall(gpFlush, 0, 0, 0, 0)
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}
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func FramebufferRenderbufferEXT(target uint32, attachment uint32, renderbuffertarget uint32, renderbuffer uint32) {
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_, _, _ = syscall.Syscall6(gpFramebufferRenderbufferEXT, 4, uintptr(target), uintptr(attachment), uintptr(renderbuffertarget), uintptr(renderbuffer), 0, 0)
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}
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func FramebufferTexture2DEXT(target uint32, attachment uint32, textarget uint32, texture uint32, level int32) {
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_, _, _ = syscall.Syscall6(gpFramebufferTexture2DEXT, 5, uintptr(target), uintptr(attachment), uintptr(textarget), uintptr(texture), uintptr(level), 0)
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}
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func GenBuffers(n int32, buffers *uint32) {
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_, _, _ = syscall.Syscall(gpGenBuffers, 2, uintptr(n), uintptr(unsafe.Pointer(buffers)), 0)
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}
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func GenFramebuffersEXT(n int32, framebuffers *uint32) {
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_, _, _ = syscall.Syscall(gpGenFramebuffersEXT, 2, uintptr(n), uintptr(unsafe.Pointer(framebuffers)), 0)
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}
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func GenRenderbuffersEXT(n int32, renderbuffers *uint32) {
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_, _, _ = syscall.Syscall(gpGenRenderbuffersEXT, 2, uintptr(n), uintptr(unsafe.Pointer(renderbuffers)), 0)
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}
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func GenTextures(n int32, textures *uint32) {
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_, _, _ = syscall.Syscall(gpGenTextures, 2, uintptr(n), uintptr(unsafe.Pointer(textures)), 0)
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}
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func GetDoublei_v(target uint32, index uint32, data *float64) {
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_, _, _ = syscall.Syscall(gpGetDoublei_v, 3, uintptr(target), uintptr(index), uintptr(unsafe.Pointer(data)))
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}
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func GetDoublei_vEXT(pname uint32, index uint32, params *float64) {
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_, _, _ = syscall.Syscall(gpGetDoublei_vEXT, 3, uintptr(pname), uintptr(index), uintptr(unsafe.Pointer(params)))
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}
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func GetError() uint32 {
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ret, _, _ := syscall.Syscall(gpGetError, 0, 0, 0, 0)
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return uint32(ret)
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}
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func GetFloati_v(target uint32, index uint32, data *float32) {
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_, _, _ = syscall.Syscall(gpGetFloati_v, 3, uintptr(target), uintptr(index), uintptr(unsafe.Pointer(data)))
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}
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func GetFloati_vEXT(pname uint32, index uint32, params *float32) {
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_, _, _ = syscall.Syscall(gpGetFloati_vEXT, 3, uintptr(pname), uintptr(index), uintptr(unsafe.Pointer(params)))
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}
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func GetIntegeri_v(target uint32, index uint32, data *int32) {
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_, _, _ = syscall.Syscall(gpGetIntegeri_v, 3, uintptr(target), uintptr(index), uintptr(unsafe.Pointer(data)))
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}
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func GetIntegerui64i_vNV(value uint32, index uint32, result *uint64) {
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_, _, _ = syscall.Syscall(gpGetIntegerui64i_vNV, 3, uintptr(value), uintptr(index), uintptr(unsafe.Pointer(result)))
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}
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func GetIntegerv(pname uint32, data *int32) {
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_, _, _ = syscall.Syscall(gpGetIntegerv, 2, uintptr(pname), uintptr(unsafe.Pointer(data)), 0)
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}
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func GetPointeri_vEXT(pname uint32, index uint32, params *unsafe.Pointer) {
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_, _, _ = syscall.Syscall(gpGetPointeri_vEXT, 3, uintptr(pname), uintptr(index), uintptr(unsafe.Pointer(params)))
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}
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func GetProgramInfoLog(program uint32, bufSize int32, length *int32, infoLog *uint8) {
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_, _, _ = syscall.Syscall6(gpGetProgramInfoLog, 4, uintptr(program), uintptr(bufSize), uintptr(unsafe.Pointer(length)), uintptr(unsafe.Pointer(infoLog)), 0, 0)
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}
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func GetProgramiv(program uint32, pname uint32, params *int32) {
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_, _, _ = syscall.Syscall(gpGetProgramiv, 3, uintptr(program), uintptr(pname), uintptr(unsafe.Pointer(params)))
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}
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func GetShaderInfoLog(shader uint32, bufSize int32, length *int32, infoLog *uint8) {
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_, _, _ = syscall.Syscall6(gpGetShaderInfoLog, 4, uintptr(shader), uintptr(bufSize), uintptr(unsafe.Pointer(length)), uintptr(unsafe.Pointer(infoLog)), 0, 0)
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}
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func GetShaderiv(shader uint32, pname uint32, params *int32) {
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_, _, _ = syscall.Syscall(gpGetShaderiv, 3, uintptr(shader), uintptr(pname), uintptr(unsafe.Pointer(params)))
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}
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func GetTransformFeedbacki64_v(xfb uint32, pname uint32, index uint32, param *int64) {
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_, _, _ = syscall.Syscall6(gpGetTransformFeedbacki64_v, 4, uintptr(xfb), uintptr(pname), uintptr(index), uintptr(unsafe.Pointer(param)), 0, 0)
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}
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func GetTransformFeedbacki_v(xfb uint32, pname uint32, index uint32, param *int32) {
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_, _, _ = syscall.Syscall6(gpGetTransformFeedbacki_v, 4, uintptr(xfb), uintptr(pname), uintptr(index), uintptr(unsafe.Pointer(param)), 0, 0)
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}
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func GetUniformLocation(program uint32, name *uint8) int32 {
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ret, _, _ := syscall.Syscall(gpGetUniformLocation, 2, uintptr(program), uintptr(unsafe.Pointer(name)), 0)
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return int32(ret)
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}
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func GetUnsignedBytei_vEXT(target uint32, index uint32, data *uint8) {
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_, _, _ = syscall.Syscall(gpGetUnsignedBytei_vEXT, 3, uintptr(target), uintptr(index), uintptr(unsafe.Pointer(data)))
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}
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func GetVertexArrayIntegeri_vEXT(vaobj uint32, index uint32, pname uint32, param *int32) {
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_, _, _ = syscall.Syscall6(gpGetVertexArrayIntegeri_vEXT, 4, uintptr(vaobj), uintptr(index), uintptr(pname), uintptr(unsafe.Pointer(param)), 0, 0)
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}
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func GetVertexArrayPointeri_vEXT(vaobj uint32, index uint32, pname uint32, param *unsafe.Pointer) {
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_, _, _ = syscall.Syscall6(gpGetVertexArrayPointeri_vEXT, 4, uintptr(vaobj), uintptr(index), uintptr(pname), uintptr(unsafe.Pointer(param)), 0, 0)
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}
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func IsFramebufferEXT(framebuffer uint32) bool {
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ret, _, _ := syscall.Syscall(gpIsFramebufferEXT, 1, uintptr(framebuffer), 0, 0)
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return byte(ret) != 0
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}
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func IsProgram(program uint32) bool {
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ret, _, _ := syscall.Syscall(gpIsProgram, 1, uintptr(program), 0, 0)
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return byte(ret) != 0
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}
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func IsRenderbufferEXT(renderbuffer uint32) bool {
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ret, _, _ := syscall.Syscall(gpIsRenderbufferEXT, 1, uintptr(renderbuffer), 0, 0)
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return byte(ret) != 0
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}
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func IsTexture(texture uint32) bool {
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ret, _, _ := syscall.Syscall(gpIsTexture, 1, uintptr(texture), 0, 0)
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return byte(ret) != 0
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}
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func LinkProgram(program uint32) {
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_, _, _ = syscall.Syscall(gpLinkProgram, 1, uintptr(program), 0, 0)
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}
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func PixelStorei(pname uint32, param int32) {
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_, _, _ = syscall.Syscall(gpPixelStorei, 2, uintptr(pname), uintptr(param), 0)
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}
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func ReadPixels(x int32, y int32, width int32, height int32, format uint32, xtype uint32, pixels unsafe.Pointer) {
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_, _, _ = syscall.Syscall9(gpReadPixels, 7, uintptr(x), uintptr(y), uintptr(width), uintptr(height), uintptr(format), uintptr(xtype), uintptr(pixels), 0, 0)
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}
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func RenderbufferStorageEXT(target uint32, internalformat uint32, width int32, height int32) {
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_, _, _ = syscall.Syscall6(gpRenderbufferStorageEXT, 4, uintptr(target), uintptr(internalformat), uintptr(width), uintptr(height), 0, 0)
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}
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func Scissor(x int32, y int32, width int32, height int32) {
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_, _, _ = syscall.Syscall6(gpScissor, 4, uintptr(x), uintptr(y), uintptr(width), uintptr(height), 0, 0)
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}
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func ShaderSource(shader uint32, count int32, xstring **uint8, length *int32) {
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_, _, _ = syscall.Syscall6(gpShaderSource, 4, uintptr(shader), uintptr(count), uintptr(unsafe.Pointer(xstring)), uintptr(unsafe.Pointer(length)), 0, 0)
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}
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func StencilFunc(xfunc uint32, ref int32, mask uint32) {
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_, _, _ = syscall.Syscall(gpStencilFunc, 3, uintptr(xfunc), uintptr(ref), uintptr(mask))
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}
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func StencilOp(fail uint32, zfail uint32, zpass uint32) {
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_, _, _ = syscall.Syscall(gpStencilOp, 3, uintptr(fail), uintptr(zfail), uintptr(zpass))
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}
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func TexImage2D(target uint32, level int32, internalformat int32, width int32, height int32, border int32, format uint32, xtype uint32, pixels unsafe.Pointer) {
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_, _, _ = syscall.Syscall9(gpTexImage2D, 9, uintptr(target), uintptr(level), uintptr(internalformat), uintptr(width), uintptr(height), uintptr(border), uintptr(format), uintptr(xtype), uintptr(pixels))
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}
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func TexParameteri(target uint32, pname uint32, param int32) {
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_, _, _ = syscall.Syscall(gpTexParameteri, 3, uintptr(target), uintptr(pname), uintptr(param))
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}
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func TexSubImage2D(target uint32, level int32, xoffset int32, yoffset int32, width int32, height int32, format uint32, xtype uint32, pixels unsafe.Pointer) {
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_, _, _ = syscall.Syscall9(gpTexSubImage2D, 9, uintptr(target), uintptr(level), uintptr(xoffset), uintptr(yoffset), uintptr(width), uintptr(height), uintptr(format), uintptr(xtype), uintptr(pixels))
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}
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func Uniform1f(location int32, v0 float32) {
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_, _, _ = syscall.Syscall(gpUniform1f, 2, uintptr(location), uintptr(math.Float32bits(v0)), 0)
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}
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func Uniform1i(location int32, v0 int32) {
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_, _, _ = syscall.Syscall(gpUniform1i, 2, uintptr(location), uintptr(v0), 0)
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}
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func Uniform1fv(location int32, count int32, value *float32) {
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_, _, _ = syscall.Syscall(gpUniform1fv, 3, uintptr(location), uintptr(count), uintptr(unsafe.Pointer(value)))
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}
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func Uniform2fv(location int32, count int32, value *float32) {
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_, _, _ = syscall.Syscall(gpUniform2fv, 3, uintptr(location), uintptr(count), uintptr(unsafe.Pointer(value)))
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}
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func Uniform3fv(location int32, count int32, value *float32) {
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_, _, _ = syscall.Syscall(gpUniform3fv, 3, uintptr(location), uintptr(count), uintptr(unsafe.Pointer(value)))
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}
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func Uniform4fv(location int32, count int32, value *float32) {
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_, _, _ = syscall.Syscall(gpUniform4fv, 3, uintptr(location), uintptr(count), uintptr(unsafe.Pointer(value)))
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}
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func UniformMatrix2fv(location int32, count int32, transpose bool, value *float32) {
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_, _, _ = syscall.Syscall6(gpUniformMatrix2fv, 4, uintptr(location), uintptr(count), boolToUintptr(transpose), uintptr(unsafe.Pointer(value)), 0, 0)
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}
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func UniformMatrix3fv(location int32, count int32, transpose bool, value *float32) {
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_, _, _ = syscall.Syscall6(gpUniformMatrix3fv, 4, uintptr(location), uintptr(count), boolToUintptr(transpose), uintptr(unsafe.Pointer(value)), 0, 0)
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}
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func UniformMatrix4fv(location int32, count int32, transpose bool, value *float32) {
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_, _, _ = syscall.Syscall6(gpUniformMatrix4fv, 4, uintptr(location), uintptr(count), boolToUintptr(transpose), uintptr(unsafe.Pointer(value)), 0, 0)
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}
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func UseProgram(program uint32) {
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_, _, _ = syscall.Syscall(gpUseProgram, 1, uintptr(program), 0, 0)
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}
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func VertexAttribPointer(index uint32, size int32, xtype uint32, normalized bool, stride int32, pointer uintptr) {
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_, _, _ = syscall.Syscall6(gpVertexAttribPointer, 6, uintptr(index), uintptr(size), uintptr(xtype), boolToUintptr(normalized), uintptr(stride), uintptr(pointer))
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}
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func Viewport(x int32, y int32, width int32, height int32) {
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_, _, _ = syscall.Syscall6(gpViewport, 4, uintptr(x), uintptr(y), uintptr(width), uintptr(height), 0, 0)
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}
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// InitWithProcAddrFunc intializes the package using the specified OpenGL
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// function pointer loading function.
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//
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// For more cases Init should be used.
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func InitWithProcAddrFunc(getProcAddr func(name string) uintptr) error {
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gpActiveTexture = getProcAddr("glActiveTexture")
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if gpActiveTexture == 0 {
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|
return errors.New("glActiveTexture")
|
|
}
|
|
gpAttachShader = getProcAddr("glAttachShader")
|
|
if gpAttachShader == 0 {
|
|
return errors.New("glAttachShader")
|
|
}
|
|
gpBindAttribLocation = getProcAddr("glBindAttribLocation")
|
|
if gpBindAttribLocation == 0 {
|
|
return errors.New("glBindAttribLocation")
|
|
}
|
|
gpBindBuffer = getProcAddr("glBindBuffer")
|
|
if gpBindBuffer == 0 {
|
|
return errors.New("glBindBuffer")
|
|
}
|
|
gpBindFramebufferEXT = getProcAddr("glBindFramebufferEXT")
|
|
gpBindRenderbufferEXT = getProcAddr("glBindRenderbufferEXT")
|
|
gpBindTexture = getProcAddr("glBindTexture")
|
|
if gpBindTexture == 0 {
|
|
return errors.New("glBindTexture")
|
|
}
|
|
gpBlendFunc = getProcAddr("glBlendFunc")
|
|
if gpBlendFunc == 0 {
|
|
return errors.New("glBlendFunc")
|
|
}
|
|
gpBufferData = getProcAddr("glBufferData")
|
|
if gpBufferData == 0 {
|
|
return errors.New("glBufferData")
|
|
}
|
|
gpBufferSubData = getProcAddr("glBufferSubData")
|
|
if gpBufferSubData == 0 {
|
|
return errors.New("glBufferSubData")
|
|
}
|
|
gpCheckFramebufferStatusEXT = getProcAddr("glCheckFramebufferStatusEXT")
|
|
gpClear = getProcAddr("glClear")
|
|
if gpClear == 0 {
|
|
return errors.New("glClear")
|
|
}
|
|
gpColorMask = getProcAddr("glColorMask")
|
|
if gpColorMask == 0 {
|
|
return errors.New("glColorMask")
|
|
}
|
|
gpCompileShader = getProcAddr("glCompileShader")
|
|
if gpCompileShader == 0 {
|
|
return errors.New("glCompileShader")
|
|
}
|
|
gpCreateProgram = getProcAddr("glCreateProgram")
|
|
if gpCreateProgram == 0 {
|
|
return errors.New("glCreateProgram")
|
|
}
|
|
gpCreateShader = getProcAddr("glCreateShader")
|
|
if gpCreateShader == 0 {
|
|
return errors.New("glCreateShader")
|
|
}
|
|
gpDeleteBuffers = getProcAddr("glDeleteBuffers")
|
|
if gpDeleteBuffers == 0 {
|
|
return errors.New("glDeleteBuffers")
|
|
}
|
|
gpDeleteFramebuffersEXT = getProcAddr("glDeleteFramebuffersEXT")
|
|
gpDeleteProgram = getProcAddr("glDeleteProgram")
|
|
if gpDeleteProgram == 0 {
|
|
return errors.New("glDeleteProgram")
|
|
}
|
|
gpDeleteRenderbuffersEXT = getProcAddr("glDeleteRenderbuffersEXT")
|
|
gpDeleteShader = getProcAddr("glDeleteShader")
|
|
if gpDeleteShader == 0 {
|
|
return errors.New("glDeleteShader")
|
|
}
|
|
gpDeleteTextures = getProcAddr("glDeleteTextures")
|
|
if gpDeleteTextures == 0 {
|
|
return errors.New("glDeleteTextures")
|
|
}
|
|
gpDisable = getProcAddr("glDisable")
|
|
if gpDisable == 0 {
|
|
return errors.New("glDisable")
|
|
}
|
|
gpDisableVertexAttribArray = getProcAddr("glDisableVertexAttribArray")
|
|
if gpDisableVertexAttribArray == 0 {
|
|
return errors.New("glDisableVertexAttribArray")
|
|
}
|
|
gpDrawElements = getProcAddr("glDrawElements")
|
|
if gpDrawElements == 0 {
|
|
return errors.New("glDrawElements")
|
|
}
|
|
gpEnable = getProcAddr("glEnable")
|
|
if gpEnable == 0 {
|
|
return errors.New("glEnable")
|
|
}
|
|
gpEnableVertexAttribArray = getProcAddr("glEnableVertexAttribArray")
|
|
if gpEnableVertexAttribArray == 0 {
|
|
return errors.New("glEnableVertexAttribArray")
|
|
}
|
|
gpFlush = getProcAddr("glFlush")
|
|
if gpFlush == 0 {
|
|
return errors.New("glFlush")
|
|
}
|
|
gpFramebufferRenderbufferEXT = getProcAddr("glFramebufferRenderbufferEXT")
|
|
gpFramebufferTexture2DEXT = getProcAddr("glFramebufferTexture2DEXT")
|
|
gpGenBuffers = getProcAddr("glGenBuffers")
|
|
if gpGenBuffers == 0 {
|
|
return errors.New("glGenBuffers")
|
|
}
|
|
gpGenFramebuffersEXT = getProcAddr("glGenFramebuffersEXT")
|
|
gpGenRenderbuffersEXT = getProcAddr("glGenRenderbuffersEXT")
|
|
gpGenTextures = getProcAddr("glGenTextures")
|
|
if gpGenTextures == 0 {
|
|
return errors.New("glGenTextures")
|
|
}
|
|
gpGetDoublei_v = getProcAddr("glGetDoublei_v")
|
|
gpGetDoublei_vEXT = getProcAddr("glGetDoublei_vEXT")
|
|
gpGetError = getProcAddr("glGetError")
|
|
if gpGetError == 0 {
|
|
return errors.New("glGetError")
|
|
}
|
|
gpGetFloati_v = getProcAddr("glGetFloati_v")
|
|
gpGetFloati_vEXT = getProcAddr("glGetFloati_vEXT")
|
|
gpGetIntegeri_v = getProcAddr("glGetIntegeri_v")
|
|
gpGetIntegerui64i_vNV = getProcAddr("glGetIntegerui64i_vNV")
|
|
gpGetIntegerv = getProcAddr("glGetIntegerv")
|
|
if gpGetIntegerv == 0 {
|
|
return errors.New("glGetIntegerv")
|
|
}
|
|
gpGetPointeri_vEXT = getProcAddr("glGetPointeri_vEXT")
|
|
gpGetProgramInfoLog = getProcAddr("glGetProgramInfoLog")
|
|
if gpGetProgramInfoLog == 0 {
|
|
return errors.New("glGetProgramInfoLog")
|
|
}
|
|
gpGetProgramiv = getProcAddr("glGetProgramiv")
|
|
if gpGetProgramiv == 0 {
|
|
return errors.New("glGetProgramiv")
|
|
}
|
|
gpGetShaderInfoLog = getProcAddr("glGetShaderInfoLog")
|
|
if gpGetShaderInfoLog == 0 {
|
|
return errors.New("glGetShaderInfoLog")
|
|
}
|
|
gpGetShaderiv = getProcAddr("glGetShaderiv")
|
|
if gpGetShaderiv == 0 {
|
|
return errors.New("glGetShaderiv")
|
|
}
|
|
gpGetTransformFeedbacki64_v = getProcAddr("glGetTransformFeedbacki64_v")
|
|
gpGetTransformFeedbacki_v = getProcAddr("glGetTransformFeedbacki_v")
|
|
gpGetUniformLocation = getProcAddr("glGetUniformLocation")
|
|
if gpGetUniformLocation == 0 {
|
|
return errors.New("glGetUniformLocation")
|
|
}
|
|
gpGetUnsignedBytei_vEXT = getProcAddr("glGetUnsignedBytei_vEXT")
|
|
gpGetVertexArrayIntegeri_vEXT = getProcAddr("glGetVertexArrayIntegeri_vEXT")
|
|
gpGetVertexArrayPointeri_vEXT = getProcAddr("glGetVertexArrayPointeri_vEXT")
|
|
gpIsFramebufferEXT = getProcAddr("glIsFramebufferEXT")
|
|
gpIsProgram = getProcAddr("glIsProgram")
|
|
if gpIsProgram == 0 {
|
|
return errors.New("glIsProgram")
|
|
}
|
|
gpIsRenderbufferEXT = getProcAddr("glIsRenderbufferEXT")
|
|
gpIsTexture = getProcAddr("glIsTexture")
|
|
if gpIsTexture == 0 {
|
|
return errors.New("glIsTexture")
|
|
}
|
|
gpLinkProgram = getProcAddr("glLinkProgram")
|
|
if gpLinkProgram == 0 {
|
|
return errors.New("glLinkProgram")
|
|
}
|
|
gpPixelStorei = getProcAddr("glPixelStorei")
|
|
if gpPixelStorei == 0 {
|
|
return errors.New("glPixelStorei")
|
|
}
|
|
gpReadPixels = getProcAddr("glReadPixels")
|
|
if gpReadPixels == 0 {
|
|
return errors.New("glReadPixels")
|
|
}
|
|
gpRenderbufferStorageEXT = getProcAddr("glRenderbufferStorageEXT")
|
|
gpScissor = getProcAddr("glScissor")
|
|
if gpScissor == 0 {
|
|
return errors.New("glScissor")
|
|
}
|
|
gpShaderSource = getProcAddr("glShaderSource")
|
|
if gpShaderSource == 0 {
|
|
return errors.New("glShaderSource")
|
|
}
|
|
gpStencilFunc = getProcAddr("glStencilFunc")
|
|
if gpStencilFunc == 0 {
|
|
return errors.New("glStencilFunc")
|
|
}
|
|
gpStencilOp = getProcAddr("glStencilOp")
|
|
if gpStencilOp == 0 {
|
|
return errors.New("glStencilOp")
|
|
}
|
|
gpTexImage2D = getProcAddr("glTexImage2D")
|
|
if gpTexImage2D == 0 {
|
|
return errors.New("glTexImage2D")
|
|
}
|
|
gpTexParameteri = getProcAddr("glTexParameteri")
|
|
if gpTexParameteri == 0 {
|
|
return errors.New("glTexParameteri")
|
|
}
|
|
gpTexSubImage2D = getProcAddr("glTexSubImage2D")
|
|
if gpTexSubImage2D == 0 {
|
|
return errors.New("glTexSubImage2D")
|
|
}
|
|
gpUniform1f = getProcAddr("glUniform1f")
|
|
if gpUniform1f == 0 {
|
|
return errors.New("glUniform1f")
|
|
}
|
|
gpUniform1i = getProcAddr("glUniform1i")
|
|
if gpUniform1i == 0 {
|
|
return errors.New("glUniform1i")
|
|
}
|
|
gpUniform1fv = getProcAddr("glUniform1fv")
|
|
if gpUniform1fv == 0 {
|
|
return errors.New("glUniform1fv")
|
|
}
|
|
gpUniform2fv = getProcAddr("glUniform2fv")
|
|
if gpUniform2fv == 0 {
|
|
return errors.New("glUniform2fv")
|
|
}
|
|
gpUniform3fv = getProcAddr("glUniform3fv")
|
|
if gpUniform3fv == 0 {
|
|
return errors.New("glUniform3fv")
|
|
}
|
|
gpUniform4fv = getProcAddr("glUniform4fv")
|
|
if gpUniform4fv == 0 {
|
|
return errors.New("glUniform4fv")
|
|
}
|
|
gpUniformMatrix2fv = getProcAddr("glUniformMatrix2fv")
|
|
if gpUniformMatrix2fv == 0 {
|
|
return errors.New("glUniformMatrix2fv")
|
|
}
|
|
gpUniformMatrix3fv = getProcAddr("glUniformMatrix3fv")
|
|
if gpUniformMatrix3fv == 0 {
|
|
return errors.New("glUniformMatrix3fv")
|
|
}
|
|
gpUniformMatrix4fv = getProcAddr("glUniformMatrix4fv")
|
|
if gpUniformMatrix4fv == 0 {
|
|
return errors.New("glUniformMatrix4fv")
|
|
}
|
|
gpUseProgram = getProcAddr("glUseProgram")
|
|
if gpUseProgram == 0 {
|
|
return errors.New("glUseProgram")
|
|
}
|
|
gpVertexAttribPointer = getProcAddr("glVertexAttribPointer")
|
|
if gpVertexAttribPointer == 0 {
|
|
return errors.New("glVertexAttribPointer")
|
|
}
|
|
gpViewport = getProcAddr("glViewport")
|
|
if gpViewport == 0 {
|
|
return errors.New("glViewport")
|
|
}
|
|
return nil
|
|
}
|