diff --git a/libraries/gpu-gl/src/gpu/gl45/GL45BackendTexture.cpp b/libraries/gpu-gl/src/gpu/gl45/GL45BackendTexture.cpp index 8ba90f447e..6948a045a2 100644 --- a/libraries/gpu-gl/src/gpu/gl45/GL45BackendTexture.cpp +++ b/libraries/gpu-gl/src/gpu/gl45/GL45BackendTexture.cpp @@ -439,35 +439,17 @@ void GL45Texture::stripToMip(uint16_t newMinMip) { { PROFILE_RANGE(render_gpu_gl, "Blit"); // Preferred path only available in 4.3 - if (GLEW_VERSION_4_3) { - for (uint16 targetMip = _minMip; targetMip <= _maxMip; ++targetMip) { - uint16 sourceMip = targetMip + mipDelta; - Vec3u mipDimensions = _gpuObject.evalMipDimensions(targetMip + _mipOffset); - for (GLenum target : getFaceTargets(_target)) { - glCopyImageSubData( - oldId, target, sourceMip, 0, 0, 0, - _id, target, targetMip, 0, 0, 0, - mipDimensions.x, mipDimensions.y, 1 - ); - (void)CHECK_GL_ERROR(); - } + for (uint16 targetMip = _minMip; targetMip <= _maxMip; ++targetMip) { + uint16 sourceMip = targetMip + mipDelta; + Vec3u mipDimensions = _gpuObject.evalMipDimensions(targetMip + _mipOffset); + for (GLenum target : getFaceTargets(_target)) { + glCopyImageSubData( + oldId, target, sourceMip, 0, 0, 0, + _id, target, targetMip, 0, 0, 0, + mipDimensions.x, mipDimensions.y, 1 + ); + (void)CHECK_GL_ERROR(); } - } else { - GLuint fbo { 0 }; - glCreateFramebuffers(1, &fbo); - glBindFramebuffer(GL_READ_FRAMEBUFFER, fbo); - for (uint16 targetMip = _minMip; targetMip <= _maxMip; ++targetMip) { - uint16 sourceMip = targetMip + mipDelta; - Vec3u mipDimensions = _gpuObject.evalMipDimensions(targetMip + _mipOffset); - for (GLenum target : getFaceTargets(_target)) { - glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, target, oldId, sourceMip); - (void)CHECK_GL_ERROR(); - glCopyTextureSubImage2D(_id, targetMip, 0, 0, 0, 0, mipDimensions.x, mipDimensions.y); - (void)CHECK_GL_ERROR(); - } - } - glBindFramebuffer(GL_READ_FRAMEBUFFER, 0); - glDeleteFramebuffers(1, &fbo); } glDeleteTextures(1, &oldId);