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graphics: Bug fix: Delete buffer when necessary

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This commit is contained in:
Hajime Hoshi 2017-09-24 23:20:26 +09:00
parent ecc9d0b3b1
commit e5ca84013c
1 changed files with 7 additions and 2 deletions
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9
internal/graphics/program.go
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@ -132,6 +132,7 @@ var (
// theOpenGLState is the OpenGL state in the current process.
theOpenGLState openGLState
zeroBuffer opengl.Buffer
zeroProgram opengl.Program
)
@ -175,10 +176,14 @@ func (s *openGLState) reset() error {
return err
}
// TODO: Delete the array buffer and the element array buffer when needed?
if s.arrayBuffer != zeroBuffer {
opengl.GetContext().DeleteBuffer(s.arrayBuffer)
}
s.arrayBuffer = theArrayBufferLayout.newArrayBuffer()
if s.elementArrayBuffer != zeroBuffer {
opengl.GetContext().DeleteBuffer(s.elementArrayBuffer)
}
indices := make([]uint16, 6*maxQuads)
for i := uint16(0); i < maxQuads; i++ {
indices[6*i+0] = 4*i + 0